bluuebunny/crossref_metadata_2025 huggingface dataset:
ChemInform Abstract: Regiospecific Reduction of Unsaturated Conjugated Ketones with Sodium Dithionite Under Phase Transfer Catalysis.
Authors: CAMPS F. , COLL J. , GUITART J.
Published: May 2016

The title reaction transforms unsaturated ketones (I) and (III) to mixtures of isomers (II) and (IV).
ChemInform Abstract: Alkylation of Epoxides with New Organo‐Yttrium and Organo‐Lanthanoid Reagents.
Authors: MUKERJI I. , WAYDA A. L. , DABBAGH G. , BERTZ S. H.
Published: May 2016

A new class of organo‐yttrium and ‐lanthanoid compounds generated from organo‐lithium or Grignard compounds and reagents (I) or (II) can be efficiently used for alkylation of epoxides such as (III) (→ (V)), (VI) (→ (VIII)), (XI) (→ (XII)‐(XV)), (XVI) (→ (XVII)), or (XVIII) (→ (XX)).
ChemInform Abstract: Synthesis of αα′‐Diiododialkyl Ethers.
Authors: VORONKOV M. G. , KOMAROV V. G. , DUBINSKAYA E. I.
Published: May 2016

The reaction between the aldehydes (I) and Me3SiI yields the title compounds (II).
ChemInform Abstract: Synthesis of 1,6‐Di‐tert‐butoxyhexadiene‐2,4.
Authors: RYMYANTSEV V. YU. , SLIVINSKII E. V. , LOKTEV S. M.
Published: May 2016

Die katalytische Dimerisierung von Propargyl‐tert.‐butylether (I) in Gegenwart von Synthesegas führt bei Konversionsgraden von 90 ‐ 95% zurim Titel genannten Verbindung (II).
ChemInform Abstract: Synthesis of 1,3‐Dioxin‐4‐ones and Their Use in Synthesis. Part 12. General and Versatile Synthetic Method of Formylacetic Esters.
Authors: SATO M. , YONEDA N. , KATAGIRI N. , WATANABE H. , KANEKO C.
Published: May 2016

The alkylformylacetates (III) are prepared from the alcohols (II) andformylketene, generated in situ from formyl Meldrum's acid (I) by heating in benzene or toluene.
ChemInform Abstract: Reaction of Phosphorus Oxyacid Esters with p‐Toluenesulfonic Acid.
Authors: NITTA Y. , ARAKAWA Y. , UEYAMA N.
Published: May 2016

Beim Erhitzen von p‐Toluolsulfonsäure (I) mit den Phosphorsäurealkylestern (II) tritt eine Umesterung zu den Sulfonsäureestern (III) ein, deren Ausbeute vom verwendeten Lösungsmittel und dem Molverhältnis zwischen (I) und (II) abhängig ist.
ChemInform Abstract: Photoreaction of 1,6‐Disubstituted 1,3,5‐Hexatriynes with 2,3‐Dimethyl‐ 2‐butene.
Authors: SHIM S. C. , LEE T. S.
Published: May 2016

Bei der Belichtung der Triine (I) in dem Dimethylbuten (II) unter Sauerstoffausschluß entstehen als Hauptprodukte die 1:2‐Photoaddukte (III).
ChemInform Abstract: Bridged (14)Annulenes with Phenanthrene‐Perimeter: anti‐1,6:7,12‐Bismethano(14)annulene.
Authors: VOGEL E. , SCHIEB T. , SCHULZ W. H. , SCHMIDT K. , SCHMICKLER H. , LEX J.
Published: May 2016

Since reductive coupling of 1,1'‐bis(cycloheptatrienyl)‐6,6'‐dicarbaldehyde leads stereospecifically to the syn‐isomer (X), the anti‐dihydrobismethano‐annulene (IX) is expected to be an appropriate intermediate for the synthesis of the title compound (XI).
ChemInform Abstract: Diels‐Alder Cycloaddition and Electrocyclization Sequence as a New (6.5) Annelation Method to Benzene Ring.
Authors: WADA E. , KANEMASA S. , TSUGE O.
Published: May 2016

Diels‐Alder reaction of the maleate (I) and the methylenebutenols (II) yields the alcohols (III).
ChemInform Abstract: On the Stereochemistry and Mechanism of the Ozonation of Some Six‐Membered Ring Vinyl Sulfides.
Authors: BARILLIER D. , VAZEUX M.
Published: May 2016

Ozonation of the cyclohexenyl sulfides (I) yields the allylic alcohols (II) or the epoxy sulfoxides (V) as the main products, depending on the amount of ozone used.
ChemInform Abstract: Chemistry of Oxalyl Derivatives of Methyl Ketones. Part 44. Synthesisof 4‐Aroyl‐1,5‐diphenyltetrahydropyrrole‐2,3‐diones and Their Reactions with Amines and Hydrazine.
Authors: ANDREICHIKOV YU. S. , GEIN V. L. , ANIKINA I. N.
Published: May 2016

The aroylpyruvic esters (I) are condensed with benzaldehyde and aniline to give the 4‐aroylpyrrolediones (II), which are in equilibrium with the corresponding enol forms, the latter being characterized by strong intramolecular hydrogen bonds.
ChemInform Abstract: Recyclization of 5‐Phenyl‐2,3‐dihydro‐2,3‐furandione with Formation of 4‐Benzoyl‐3‐hydroxy‐1‐p‐tolyl‐5‐phenyl‐2,5‐dihydro‐2‐pyrrolone.
Authors: ANDREICHIKOV YU. S. , MASLIVETS A. N. , IVANENKO O. I.
Published: May 2016

The reaction between the Schiff base (I) and the furandione (II) doesnot afford the expected pyrroledione, but the pyrrolone (III) mentioned in the title.
ChemInform Abstract: Synthesis of 2‐(Alkylthio)indoles.
Authors: PLATE R. , OTTENHEIJM H. C. J.
Published: May 2016

The 2‐(alkylthio)indoles (II) are obtained by treatment of the easilyaccessible 3‐(alkylthio)indoles (I) with trifluoroacetic acid via the protonated intermediate (III).
ChemInform Abstract: Reaction of 2‐Alkylbenzimidazoles with Nitrogen‐Containing Heterocycles.
Authors: SOLOMKO Z. F. , KHMEL' M. P. , AWRAMENKO V. I. , MAMON V. G.
Published: May 2016

Reaction of the title compound (I) with the substituted ethylene oxides (II) produces (III).
ChemInform Abstract: A Regio‐ and Stereoselective Michael Addition of Amide Dienolates to αβ‐Unsaturated Esters.
Authors: YAMAGUCHI M. , HAMADA M. , KAWASAKI S. , MINAMI T.
Published: May 2016

Die aus den α,β‐ (II) bzw. β,γ‐ungesättigten Carbonsäureamiden (IV) in situ hergestellten Lithium‐dienolate (III) reagieren mit dem α,β‐ungesättigten Ester (Ic) regioselektiv zu Gemischen der threo‐ (V) und erythro‐konfigurierten Michael‐Addukte (VI).
ChemInform Abstract: Synthesis and Cyclization of Bis‐amides into Isoquinolinones.
Authors: HAZAI L. , DEAK G.
Published: May 2016

The isoquinolinone (IIa) has been synthesized from the reaction of the cyanide (VII) with the aldehyde (IV) in PPA medium via the intermediate bis‐amide (Ia).
ChemInform Abstract: General Syntheses of 6‐ and 7‐Carbomethoxy‐trans‐1‐heteradecalins and6‐ and 7‐Carbomethoxy‐trans‐2‐heteradecalins.
Authors: HIRSCH J. A. , TRUC V. C.
Published: May 2016

Starting with the cyclohexanone (I), the 1‐heteradecalins (VI) are synthesized.
ChemInform Abstract: Synthesis of 3‐Substituted Pyrazolo(1,5‐a)pyridine Derivatives with Inhibitory Activity on Platelet Aggregation. Part 2.
Authors: AWANO K. , SUZUE S.
Published: May 2016

Die Pyrazolopyridine bzw. ‐piperidine (I) und (IV) werden mit den Benzoylchloriden (II) zu den Ketonen (III) bzw. (V) umgesetzt.
ChemInform Abstract: Photochemistry of Conjugated Nitrogen‐thiocarbonyl Systems. Part 3. Photoaddition of Olefins to 3(2H)‐Pyridazinethiones.
Authors: SATO E. , HASEBE M. , KANAOKA Y.
Published: May 2016

Bei der Bestrahlung der Pyridazinthione (I) in Gegenwart der Olefine (II) entstehen neben den Thienopyridazinen (III) auch die Disulfide (IV).
ChemInform Abstract: 2‐Benzazepines. Part 9. Synthesis and Chemistry of 3H‐2‐Benzazepine and Pyrimido(4,5‐d)(2)benzazepine Derivatives.
Authors: TRYBULSKI E. J. , FRYER R. I. , REEDER E. , VITONE S. , TODARO L.
Published: May 2016

The benzazepines (II), prepared from the acetylenes (I), are transformed into the isomeric esters (VI) and (VII) by consecutive bromination, dehydrobromination, and palladium‐catalyzed alkoxycarbonylation.
ChemInform Abstract: New Perfluoroalkylphosphonic and Bis(perfluoroalkyl)phosphinic Acids and Their Precursors.
Authors: MAHMOOD T. , SHREEVE J. M.
Published: May 2016

Some new routes to the new acids (Ia) and (IIa) as well as to the previously known acids (Ib), (Ic) and (IIb), (IIc) are shown in the scheme.
ChemInform Abstract: Alkylation of 5‐Aryltetrazoles by (α‐Ferrocenylalkyl)carbinols.
Authors: SHIROBOKOV I. YU. , SACHIVKO A. V. , TVERDOKHLEBOV V. P. , OSTROVSKII V. A. , TSELINSKII I. V. , KOLDOBSKII G. I.
Published: May 2016

The reactions between the ferrocenylcarbinols (I) and the 5‐aryltetrazoles (II) in glacial AcOH proceed regiospecifically to yield the 2‐ferrocenylalkyl derivatives (III) as the sole products.
ChemInform Abstract: Enantioselective Synthesis of the Functionalized Bicyclo(2.2.1)heptane Derivatives, Key Intermediates for the Chiral Synthesis of Santalenes and Santalols.
Authors: ARAI Y. , YAMAMOTO M. , KOIZUMI T.
Published: May 2016

Aus den durch Diels‐Alder‐Reaktion des Sulfoxids (I) mit Cyclopentadien (II) erhaltenen Cycloaddukten (III) bzw. (IV) werden auf den im Schema angegebenen Wegen das Acetal (X) bzw. (+)‐epi‐β‐Santalen (XVII) synthetisiert.
ChemInform Abstract: Dioxolanylium Ions Derived from Carbohydrates. Part 11. Aminosugar Formation by trans Opening with the Trichloroacetimidoyl Neighbouring Group.
Authors: JACOBSEN S.
Published: May 2016

A variety of benzylidene sugars (III), (V), (VII), (X), and (XII) aregenerated in situ as shown for (III) (from (I)).
ChemInform Abstract: Methyl Ethers of Methyl 2‐Deoxy‐α‐ and β‐D‐threo‐Pentopyranoside.
Authors: MEDONOS I. , KOCIKOVA V. , STANEK J. JUN. , ZOBACOVA A. , JARY J.
Published: May 2016

The methyl 2‐deoxy‐α‐ (II) and the methyl 2‐deoxy‐β‐D‐threo‐pentopyranoside (III) are prepared starting from D‐xylal (I).
ChemInform Abstract: Alkaloids. Part 52. (‐)‐Strempeliopine. Stereoselective Total Synthesis and the Determination of Absolute Configuration.
Authors: HAJICEK J. , TROJANEK J.
Published: May 2016

The synthetic route is confirmed in model experiments using racemic compounds and then the absolute configuration of the title compound (‐)‐(IV), corresponding to that of the natural product, is determined by its stereoselective synthesis starting from (+)‐18‐methylenevincadifformine (I).
ChemInform Abstract: Synthetic Studies on Nogalamycin: Stereospecific C‐5 Alkylations of a Sugar Derivative via Claisen Rearrangement and a New Route to 1,1,4‐Trialkoxybuta‐1,3‐dienes.
Authors: VATELE J.‐M.
Published: May 2016

Regioselective allylation of the equatorial OH group of the diol (I), which is available in five steps from D‐glucose, gives mainly the allyl ether (III).
ChemInform Abstract: Synthetic Study on Peptide Antibiotic Nisin. Part 2. Synthesis of Ring B.
Authors: FUKASE K. , WAKAMIYA T. , SHIBA T.
Published: May 2016

The synthesis of a cyclic sulfide moiety corresponding to ring B of the antibiotic nisin (I) is successfully achieved by desulfurization of the disulfide peptide (V) with the phosphine (VI).
ChemInform Abstract: Methods of Organic Chemistry. Organo‐π‐Metal Compounds as Auxiliaries in Organic Chemistry.
Authors: ‐ ‐
Published: May 2016

Review: (Methods of Organic Chemistry(Houben‐Weyl), Complement and Supplement Volumes to the 4th.
ChemInform Abstract: Fluorine Complexes of Copper(II). Part 5. Crystal Structure of α‐Ba2Cu5F14.
Authors: DE KOZAK A. , SAMOUEL M. , RENAUDIN J. , FEREY G.
Published: May 2016

The title compound crystallizes in the monoclinic system, space group C2/c, Z=4.
ChemInform Abstract: Condensation of (Mo6L14) Units in the Chemistry of Octahedral Mo6‐Clusters.
Authors: PERRIN C. , SERGENT M.
Published: May 2016

Compounds with Mo6 octahedral clusters derived from Mo(II)‐halides, ‐chalcohalides, and ‐chalcogenides have been used to derive the principle of the condensation of the (Mo6L14) units related to the number of anions surrounding each Mo6 cluster.
ChemInform Abstract: 119Sn Moessbauer Spectroscopy and Physical Properties of Phases of the SnS2‐Tl2S System.
Authors: IBANEZ A. , JUMAS J.‐C. , PHILIPPOT E. , AJAVON A.‐L. , EHOLIE R.
Published: May 2016

Four compounds of the title system (Tl4Sn5S12, Tl2Sn2S5, Tl2SnS3, Tl4SnS4) have been isolated.
ChemInform Abstract: Thermodynamics of Vaporization and Enthalpies of Formation of CaTe, SrTe and BaTe.
Authors: LUDWIGS J. , PETZEL T.
Published: May 2016

The congruent vaporization of the stoichiometric title compounds has been investigated in the temp. range 1712‐1919 K using the Knudsen effusion weight‐loss technique.
ChemInform Abstract: Macroscopic and Microscopic Kinetics of Hydrogen in Magnesium‐Rich Compounds.
Authors: STIOUI M. , GRAYEVSKY A. , RESNIK A. , SHALTIEL D. , KAPLAN N.
Published: May 2016

The absorption and diffusion of hydrogen in MgH2 and in the mixed system of 12 MgH2 + LaH2.8 has been investigated.
ChemInform Abstract: A New, Very Reactive Derivative of (Dichlorophosphinyl)phosphorimidic Trichloride.
Authors: HEUBEL J. , DE JAEGER R. , MAZZAH A.
Published: May 2016

The reaction of liquid N2O4 or N2O3 with the title compound (I) leads to the formation of (II) (see scheme, slow substitution of one Cl of the PCl3 group).
ChemInform Abstract: Synthesis, Characterization, and Kinetics of Formation of (Cr(H2PO4)(H2O)5)2+.
Authors: ARNAU C. , FERRER M. , MARTINEZ M. , SANCHEZ A.
Published: May 2016

The title complex has been prepared as shown in the scheme and its formulation (III) is confirmed by chemical analysis.
ChemInform Abstract: Nuclear Spin Coherence Transfer in Photochemical Reactions.
Authors: KEMMINK J. , VUISTER G. W. , BOELENS R. , DIJKSTRA K. , KAPTEIN R.
Published: May 2016

A two‐dimensional experiment is proposed, whereby use is made of xy‐magnetization labeling of nuclear spins.
ChemInform Abstract: Molecular Recognition: Ionic and Aromatic Stacking Interactions Bind Complementary Functional Groups in a Molecular Cleft.
Authors: REBEK J. , NEMETH D.
Published: May 2016

The binding of the molecular cleft (I) to the heterocyclic diamines (II)‐(VI), phenazine, quinazoline, and purine is studied by using an NMR technique described previously.
ChemInform Abstract: A Reinvestigation of Silver Porphyrin Electrochemistry. Reactions of Ag(III), Ag(II), and Ag(I).
Authors: KADISH K. M. , LIN X. Q. , DING J. Q. , WU Y. T. , ARAULLO C.
Published: May 2016

The homogeneous and heterogeneous oxidation and reduction of silver porphyrins (I) are investigated in nonaqueous media (CH2Cl2, DMSO, Py).
ChemInform Abstract: Optimum Conditions for the Willgerodt‐Kindler Reaction. Part 1. Reaction of Substituted Acetophenones. Prediction of Optimum Conditions for New Substrates by Multivariate Correlation.
Authors: CARLSON R. , LUNDSTEDT T. , SHABANA R.
Published: May 2016

A fractional factorial experimental design combined with response surface methods is achieved for optimization.
ChemInform Abstract: Mechanism of the Cyclooctatetraene Synthesis from Ethyne Employing Nickel Catalysts.
Authors: COLBORN R. E. , VOLLHARDT K. P. C.
Published: May 2016

The mechanism of the Reppe cyclization to cyclooctatetraene was investigated by employing ethyne‐l‐13C as a substrate in the nickel‐catalyzed reaction.
ChemInform Abstract: Photochemistry of Acetylenic Derivatives of Aromatic Amines. Part 1. Photolysis Products of p‐Ethynyl‐N,N‐dimethylaniline in Carbon Tetrachloride.
Authors: USOV O. M. , BARDAMOVA M. I. , KOTLYAREVSKII I. L.
Published: May 2016

Bei der Photolyse von 4‐Ethinyl‐N,N‐dimethyl‐anilin (I) in Tetrachlorkohlenstoff (λ>320nm) werden im Filtrat die beiden Carbamoylchloride (II) und (III) sowie das Dichlorstyrol‐Derivat (IV) nachgewiesen.
ChemInform Abstract: A Method of Transition‐State Mapping for Arenesulfonate Leaving Groups.
Authors: HOFFMAN R. V. , SHANKWEILER J. M.
Published: May 2016

Equilibrium data for methyl transfer between arenesulfonate groups can be plotted vs.
ChemInform Abstract: Remote Oxidation of Carbonyl Compounds in Na2S2O8‐NaCN: Essentially Simple Approach to γ‐ and δ‐Cyano Derivatives.
Authors: NIKISHIN G. I. , TROYANSKY E. I. , MISINTSEV V. V. , MOLOKANOV A. N. , OGIBIN Y. N.
Published: May 2016

The ketones (I) are oxidatively cyanated in the presence of sodium peroxodisulfate, yielding the nitriles (II).
ChemInform Abstract: Competition Between Vinylic Substitution and Conjugate Addition in the Reactions of Vinyl Selenoxides and Vinyl Selenones with Nucleophiles in DMF.
Authors: TIECCO M. , CHIANELLI D. , TESTAFERRI L. , TINGOLI M. , BARTOLI D.
Published: May 2016

The starting vinyl selenoxides (I) and (IV) and vinyl selenones (IX) and (X) are obtained by MCPBA oxidation of the corresponding selenides in 42‐91% yield.
ChemInform Abstract: Palladium‐ and Rhodium‐Catalyzed Synthesis of Esters by Reaction of Butadiene, Carbon Dioxide and Oxiranes.
Authors: BEHR A. , KANNE U.
Published: May 2016

Das Dreikomponentensystem aus Butadien (I), Kohlendioxid (II) und denOxiranen (III) reagiert in Gegenwart von Palladium‐ oder Rhodium‐Katalysatoren zu den Glykolestern (IV) und (V) und den Nebenprodukten (VI) bis (IX).
ChemInform Abstract: Sulfur Containing Carboxylic Acids. Part 4. β‐Mercaptothiolcarboxylic Acids.
Authors: VASIL'EVA T. P. , BYSTROVA V. M. , KIL'DISHEVA O. V. , KNUNYANTS I. L.
Published: May 2016

The β‐halogencarboxylic acid chlorides (I) react with hydrogen sulfide in the presence of triethylamine to give the β‐mercaptothiolcarboxylic acids (II).
ChemInform Abstract: Conjugate Reaction of 1,3‐Dehydroadamantane with Phenylmethanesulfonyl Chloride and Tetrahydrofuran.
Authors: KOGAI B. E. , SOKOLENKO V. A.
Published: May 2016

1,3‐Dehydroadamantane (I) reacts with the sulfochloride (II) in tetrahydrofuran solution with participation of the solvent to give the chlorobutylether of the sulfonyladamantanol (II).
ChemInform Abstract: One‐Pot Synthesis of Trichloromethyl‐Substituted Alcohols.
Authors: BRUNNER H. , WIMMER P.
Published: May 2016

Durch Umsetzung eines Gemisches aus Chlortrimethylsilan (I), Magnesium (II) und Tetrachlorkohlenstoff (III) in HMPA mit den Aldehyden (IV) werden im Eintopfverfahren die Trichlormethyl‐substituierten Alkohole (V) dargestellt, wobei das Silan (VI) und die Silylether (VII) als Zwischenprodukte auftreten.
ChemInform Abstract: Synthesis and Biological Activity of Bis(p‐hexyloxyphenyl)alkanedioneDioximes.
Authors: PETROSYAN L. M. , GEVORKYAN G. A. , SAMVELYAN K. G. , CHACHOYAN A. A. , KAZARYAN E. V. , GARIBDZHANYAN B. T. , MNDZHOYAN O. L.
Published: May 2016

Durch Kondensation der Dione (Ia) mit Hydroxylaminhydrochlorid (II) werden die entsprechenden Dioxime (Ib) hergestellt.
ChemInform Abstract: Epoxyalkylation of α‐Naphthol Under Phase Transfer Conditions.
Authors: GELLA I. M.
Published: May 2016

Die Herstellung des β‐Blockers Anaprilin (V) erfolgt durch Umsetzung von α‐Naphthol (I) mit Epichlorhydrin (II) und anschließende Aminierung des Epoxids (IV).
ChemInform Abstract: Preparation of (23)Cyclophane‐1,2‐diones by the Reaction of 3,6;12,15‐Di‐1,4‐benzo(6.6)(3,4)‐1,2,5‐thiadiazolocyclophanes with Grignard Reagents.
Authors: HATTA T. , MATAKA S. , TASHIRO M.
Published: May 2016

The thiadiazole derivative (Ia) is brominated, giving the dibromide (Ib) as the main product.
ChemInform Abstract: Ring‐Opening Reactions of Oxazines.
Authors: OREMEK G. , GURYN R. , KIRSTEN R. , SEIFFERT U. B.
Published: May 2016

Das Benzthienooxazinon (I) wird von den primären Aminen (II) zu den Harnstoffen (III) geöffnet, die sich beim Erhitzen mit (II) in die Harnstoffe (IV) umwandeln lassen.
ChemInform Abstract: Synthetic Versatility of N‐(Silylmethyl)imines: Water‐Induced Generation of N‐Protonated Azomethine Ylides of Nonstabilized Type and Fluoride‐Induced Generation of 2‐Azaallyl Anions.
Authors: TSUGE O. , KANEMASA S. , HATADA A. , MATSUDA K.
Published: May 2016

The (silylmethyl)imines (I) are prepared according to literature methods.
ChemInform Abstract: Heterocycles from α‐Nitroolefins. Part 10. Saponification of 3‐Pyrrole Carboxylic Esters with Acetoacetic and Malonic Acid Derivatives as Substituents on Nitrogen.
Authors: BOBERG F. , GARBURG K.‐H. , GOERLICH K.‐J. + , PIPEREIT E. , RUHR M.
Published: May 2016

The nitropropenes (I) react with the acetoacetate (II) in the presence of bases to produce the dihydrofuran derivative (IV) via (III).
ChemInform Abstract: Synthesis of Bromo Substituted 2‐Formylpyrroles.
Authors: DOMBROVSKII V. A. , GRACHEVA E. V. , PROKOF'EV E. P. , LAVUT E. E. , KOCHERGIN P. M.
Published: May 2016

Die Bromierung des 2‐Formylpyrrols (I) mit Dioxandibromid in Gegenwart von Kaliumhydroxid führt je nach Aufarbeitung zu den Bromderivaten (II) oder (III).
ChemInform Abstract: Carbon‐Hydrogen Bond Activation by Ruthenium for the Catalytic Synthesis of Indoles.
Authors: JONES W. D. , KOSAR W. P.
Published: May 2016

Thermolysis of the Ru complex (Ia) in the presence of 1 molequiv.
ChemInform Abstract: Studies on the Synthesis of the Antitumor Agent CC‐1065. Synthesis ofPDE I and PDE II, Inhibitors of Cyclic Adenosine‐3′,5′‐monophosphate Phosphodiesterase.
Authors: CARTER P. , FITZJOHN S. , MAGNUS P.
Published: May 2016

Starting with the pyrrole‐3‐aldehyde (Ia), the bispyrrole (IVa) is prepared and converted via (IVb) into the o‐quinone (V).
ChemInform Abstract: Reaction of Acetylenic Ketones with Hydrazine Derivatives. Synthesis of Hydroxypyrazoles.
Authors: AL‐HAJJAR F. S. , SABRI S. S.
Published: May 2016

The acetylenic ketones (I) react with the hydrazides (II) yielding the adducts (III) which are cyclized to the pyrazoles (IV).
ChemInform Abstract: Novel Benzimidazoles with Potential Antimicrobial and Antineoplastic Activities.
Authors: RIDA S. M. , SOLIMAN F. S. G. , BADAWY EL‐SAYED A. M.
Published: May 2016

Die Aminomethylbenzimidazole (I) liefern mit den Pyrrolidindionen (II) die Aminopyrrolinone (III).
ChemInform Abstract: Reactions of Azlactone with Veratraldehyde Schiff Bases.
Authors: RAI M. , KAUR B. , KALSI P. S.
Published: May 2016

Das aus Hippursäure (I) zugängliche Azlacton (II) kondensiert mit denVeratrylaldehyd‐iminen (III) zu den Benzylidenoxazolonen (IV).
ChemInform Abstract: Synthesis of Some New Substituted Thiosemicarbazides and Triazoles asPossible Anticonvulsants.
Authors: HUSAIN M. I. , AMIR M.
Published: May 2016

Die aus den Anisolen (I) mit Chloressigsäureester (II) darstellbaren Anisyloxyessigsäureester (III) liefern mit Hydrazinhydrat (IV) die Acethydrazide (V).
ChemInform Abstract: Studies on Biologically Active Heterocycles. Part 1. Synthesis and Antifungal Activity of Some New Aroyl Hydrazones and 2,5‐Disubstituted‐ 1,3,4‐Oxadiazoles.
Authors: DUTTA M. M. , GOSWAMI B. N. , KATAKY J. C. S.
Published: May 2016

Condensation of the hydrazide (I) and the aldehydes (II) gives the hydrazones (III) which cyclize to the oxadiazoles (IV).
ChemInform Abstract: Iminophosphorane‐mediated Syntheses of Cationic and Mesoionic Derivatives of 1,2,4‐Triazolo(3,4‐b) (1,3,4)thiadiazole.
Authors: MOLINA P. , ALAJARIN M. , PEREZ DE VEGA M. J.
Published: May 2016

The title compounds (III) can be prepared either from the triazole (I) or the triazole (IV).
ChemInform Abstract: Synthesis of Some New Antifungal Tetrazolyl Sulphides.
Authors: SANGAL S. K. , KUMAR A.
Published: May 2016

Die aus den Arylthiosemicarbaziden (I) mit HNO2 erhaltenen Arylaminothiatriazole (II) isomerisieren unter Baseneinwirkung zu den Mercaptotetrazolen (III).
ChemInform Abstract: Derivatives of cis‐ and trans‐1,3‐Bis(hydroxymethyl)‐2,2‐dimethylcyclobutanes and the Synthesis of 6,6‐Dimethyl‐3‐oxabicyclo(3.1.1)heptane.
Authors: GAUTAM R. K. , KANNAN S. , SAHARIA G. S.
Published: May 2016

Der cis‐Cyclobutandiester (II) wird von LiAlH4 zu dem cis‐Diol (I) reduziert, Bouveault‐Blanc‐Reduktion mit Na führt zu dem trans‐Diol (III).
ChemInform Abstract: Condensation of 3‐Methyl‐3‐buten‐1‐ol with Some Ketones.
Authors: IBATULLIN U. G. , PETRUSHINA T. F. , NURTDINOVA Z. M. , POPOV YU. N. , SAFAROV M. G.
Published: May 2016

Die Kondensation des Pentenols (I) mit Acetophenon (IIa) oder Benzalaceton (IIb) in Gegenwart von p‐Toluolsulfonsäure liefert Gemische der Hydropyrane (III) ‐ (V).
ChemInform Abstract: Synthesis of 2‐Dialkylamino‐3‐cyano‐2H‐chromenes.
Authors: AUZOU G. , RENE L.
Published: May 2016

The salicylaldehydes (I) are combined with the enaminonitriles (II) to produce the 3‐cyanochromenes (III).
ChemInform Abstract: Some New Methods for Preparing 2,3‐ and 3,4‐Diaminopyridines.
Authors: CAMPBELL J. B. , GREENE J. M. , LAVAGNINO E. R. , GARDNER D. N. , PIKE A. J. , SNODDY J. , TAYLOR E. C.
Published: May 2016

4‐Hydroxy‐pyridine (I) is transformed into the 4‐ethoxy‐3‐nitro‐pyridine (III) and then substituted to the amino derivatives (IV) which arehydrogenated to give 3,4‐diamino‐pyridine (V).
ChemInform Abstract: Condensed Heteroaromatic Ring Systems. Part 11. A Facile Synthesis ofIsoquinoline N‐Oxides.
Authors: SAKAMOTO T. , KONDO Y. , MIURA N. , HAYASHI K. , YAMANAKA H.
Published: May 2016

Die 2‐Ethinylbenzaloxime (IV) cyclisieren in Gegenwart von Kaliumcarbonat zu den Isochinolin‐N‐oxiden (V).
ChemInform Abstract: An Access to 4‐Alkyl‐ or 4‐Aryl‐3,6‐diamino‐pyrazolo(3,4‐b)pyridines with a 5‐Cl or 5‐SR Substituent.
Authors: POCHAT F.
Published: May 2016

In contrast to the 4‐unsubstituted pyridone (Ie), the alkyl or aryl derivatives (Ia)‐(Id) are converted to protected amines (IV) with an intact cyano group on reaction with the Vilsmeier reagent (procedure A)).
ChemInform Abstract: Annelated Derivatives of 2‐Phenylquinoline, 2‐(2′‐Pyridyl)quinoline and 2‐Phenyl‐1,8‐naphthyridine.
Authors: THUMMEL R. P. , DECLOITRE Y. , LEFOULON F.
Published: May 2016

The ketones (III) are coupled with 2‐amino‐benzaldehyde (II) or the aza analogon (IV) to yield the condensation products (I) and (V) respectively.
ChemInform Abstract: Recyclization of 4‐Cyanobenzo(c)pyrylium Salts with Hydrazine.
Authors: NIKOLYUKIN YU. A. , DULENKO L. V. , DULENKO V. I.
Published: May 2016

Das Cyano‐benzopyrylium‐Salz (I) reagiert mit Hydrazinhydrat unter Ringöffnung und Recyclisierung zu dem Pyrazoloisochinolin (II).
ChemInform Abstract: Lithiation in the Synthesis of 5‐Pyrimidinyl Ketones.
Authors: ARUKWE J. , UNDHEIM K.
Published: May 2016

The 5‐substituted pyrimidones (IX), used for biological studies, are prepared starting from the acid (I) which is obtained from the reaction of mucobromic acid with S‐methyl‐thiouronium salt.
ChemInform Abstract: Syntheses and Reactions of Some 1‐Substituted‐7‐Alkyl‐2‐thioxopurines: X‐Ray Structure of 6‐Methylamino‐7‐nonyl‐2‐thioxopurine.
Authors: GROEZINGER K. G. + , ONAN K. D.
Published: May 2016

The imidazole (I) reacts with the alkylation agents (II) to form the isomeric compounds (III) ‐ (V).
ChemInform Abstract: Synthesis of the Potent Mutagen 3,5,8‐Trimethyl‐3H‐imidazo(4,5‐f)quinoxalin‐2‐amine.
Authors: NYHAMMAR T. , GRIVAS S.
Published: May 2016

The title compound (X) is prepared in the attempt to distinguish it from an isomeric structure in which the methyl groups are in 3,4,8‐position.
ChemInform Abstract: A New Method for the Synthesis of Novel 1‐Aryl‐3‐heteroaryl‐1H‐pyrazo‐ lo(3,4‐b)quinoxalines.
Authors: KURASAWA Y. , MURAMATSU M. , YAMAZAKI K. , TAJIMA S. , OKAMOTO Y. , TAKADA A.
Published: May 2016

Reaction of the quinoxaline (I) with the diazonium salt (II) producesthe azo compound (III) which reacts with nitrite to give (IV).
ChemInform Abstract: Studies on Pyrazines. Part 14. The Syntheses of 2,5‐Dihydroxypyrazines and Their Derivatives.
Authors: ADACHI J. , SATO N.
Published: May 2016

The α‐amino amides (I) react with the α‐oxo esters (II) producing the 2,5‐dihydroxy‐pyrazines (III).
ChemInform Abstract: Imidoylation Reactions. Reactivity of Active Methylene Compounds withCyclic O‐Ethylcarbamates.
Authors: HUCHE M. , LHOMMET G.
Published: May 2016

The amino alcohols (I) are converted to the carbaminates (III).
ChemInform Abstract: New 1‐Methyl‐1λ4,4‐thiazine 1‐Oxides from N‐Cyanoimidic Esters.
Authors: RIED W. , KUHNT D.
Published: May 2016

N‐cyanoimidates (I) react with dimethyloxosulfonium methylide (II) to give the condensation products (III).
ChemInform Abstract: Synthesis, Structure, and Reductive Rearrangement of a Novel Tricyclic Isoxazolidine.
Authors: CHAN T.‐M. , FRIARY R. , PRAMANIK B. , PUAR M. S. , SEIDL V. , MCPHAIL A. T.
Published: May 2016

Reaction of the dibromosulfolane (I) with the N‐methyl‐C‐phenylnitrone (II) yields the bicyclic isoxazolidine (III) along with a by‐product.
ChemInform Abstract: Furan Derivatives. Part 8. On Substituent Effects in the Synthesis of4,5‐Dihydro‐3H‐naphtho(1,8‐bc)furans.
Authors: HORAGUCHI T. , YAGOH H. , TANEMURA K. , SUZUKI T.
Published: May 2016

The 8‐Hydroxy‐tetralones (II) are combined with (I) to yield the ethers (III) which are cyclized to the ethers (IV) and the ester lactones (V).
ChemInform Abstract: Tricyclic Heterocycles with Bifunctional Silicon Centers.
Authors: COREY J. Y. , JOHN C. S. , OHMSTED M. C. , CHANG L. S.
Published: May 2016

The silanes (II) are chlorinated to form the chlorosilanes (III) which are partially converted to the dimethylsilanes (IV).
ChemInform Abstract: Synthesis of Aminooxyphosphonic Acids and Their Esters.
Authors: KHOMUTOV A. R. , KHOMUTOV R. M.
Published: May 2016

Die Phosphonate (III), erhältlich aus den Halogenalkanphosphonaten (I) und Acethydroximsäureethylester (II) oder durch Umsetzung des Bromethylacethydroximats (IV) mit Triethylphosphit (V), werden unter sauren Bedingungen zu den Aminoxyalkanphosphonaten (VI) verseift.
ChemInform Abstract: Organoboration of Alkinylstannanes. Part 16. Borol Synthesis via Organoboration of Bis(alkinyl)boranes.
Authors: SEBALD A. , WRACKMEYER B.
Published: May 2016

Treatment of the borane (I) with the diethylaminostannane (II) yieldsthe stannylborane (III) which reacts with triethylborane (IV) to form (V).
ChemInform Abstract: Reactions at a Dimolybdenum(V) Sulfur Bridge. Formation of Disulfide (S2‐ 2), Monosubstituted Organic Disulfide (RSS‐), and Tetrasulfide (S2‐ 4) Bridges.
Authors: NOBLE M. E.
Published: May 2016

The reaction of the Mo4S4 cubane (I) with H2O2 in the presence of a carboxylic acid leads to the compounds (II).
ChemInform Abstract: Decarbonylation of Molybdenum(II) Carbonyl Complexes: A New Route to Quadruply Bonded Molybdenum(II) Dimers.
Authors: COTTON F. A. , POLI R.
Published: May 2016

Dimolybdenum(II) species of the type (II) and (IV) can be prepared directly from (I), which is easily available in large amounts.
ChemInform Abstract: Tungsten(IV/V) Eight‐Coordinate Mixed‐Ligand‐Chelate Electrochemistry.
Authors: NOWAK R. J. , ARCHER R. D.
Published: May 2016

The oxidation potentials of the complexes (I) are determined by cyclic voltammetric measurements in THF vs.
ChemInform Abstract: Reaction of the Ylide Complex ((η5‐C5H5)Re(NO)(PPh3)(CH2P+Ar3))PF6‐ with n‐Butyl‐lithium ‐ Tetramethylethylenediamine. Generation and Stereospecific Alkylation of a Transition Metal‐Substituted Wittig Reagent.
Authors: CROCCO G. L. , GLADYSZ J. A.
Published: May 2016

Tetramethylethylenediamine.
ChemInform Abstract: Reaction of a Carbon Equivalent of Iodosylbenzene with Iron‐Porphyrins: A Ready Access to N‐Alkylporphyrin Complexes Involving Five‐Membered cyclic Fe‐O‐C‐C‐N Metallocycles.
Authors: BATTIONI J.‐P. , ARTAUD I. , DUPRE D. , LEDUC P. , AKHREM I. , MANSUY D. , FISCHER J. , WEISS R. , MORGENSTERN‐BADARAU I.
Published: May 2016

The Fe(II) porphyrin complexes (I) react with the iodonium ylide (II) to give the bismetallocyclic high‐spin Fe(II) complexes (III).
ChemInform Abstract: One‐Electron Oxidation of the Porphyrin Ring of Cobaltous Octaethylporphyrin (Co(II)OEP). Absorption and Resonance Raman Spectral Characteristics of the Co(II)OEP+·ClO‐ 4 π‐Cation Radical.
Authors: SALEHI A. , OERTLING W. A. , BABCOCK G. T. , CHANG C. K.
Published: May 2016

The parent title compound Co(OEP) is oxidized by addition of a 3‐fold excess of solid anhydrous AgClO4 to a dry CH2Cl2 solution (20 °C, 1 h) to yield the title cation radical.
ChemInform Abstract: Preparation, Characterization, and Oxidation Chemistry of (Rh2(dimen)2(dppm)2)(PF6)2 (dimen: 1,8‐Diisocyanomenthane; dppm: Bis(diphenylphosphino)methane). Electrochemical Generation of a Stable d7‐d8 Radical.
Authors: BOYD D. C. , MATSCH P. A. , MIXA M. M. , MANN K. R.
Published: May 2016

The addition of stoichiometric amounts of 1,8‐diisocyanomenthane to (RhCl(CO)(Ph2P‐CH2‐PPh2))2 in MeOH leads to the isolation of a crystalline product (I) upon addition of NH4PF6.
ChemInform Abstract: Interactions of Isocyanides with Transition‐Metal Complexes. Part 30. X‐Ray Crystal Structure of Pd2Cl2(2,6‐Me2C6H3NC)2(py)2. Unusual C‐N‐C Bond Angles and IR Spectrum in Bridging Isocyanide Groups.
Authors: YAMAMOTO Y. , YAMAZAKI H.
Published: May 2016

The title complex (I) is prepared by treatment of Pd2Cl2(2,6‐Me2C6H3NC)4 with pyridine in CH2Cl2 and characterized by X‐ray structural analysis (space group P21/a, Z=4), IR, 1H NMR, and electronic spectra.
ChemInform Abstract: Rearrangement Approaches to Cyclic Skeletons. Part 4. The Total Synthesis of (.+‐.)‐Pinguisone (XVII) and (.+‐.)‐Deoxopinguisone (XIV) Based on Photochemical (1,3) Acyl Migration of a Bicyclo(3.2.2)non‐6‐en‐2‐one.
Authors: UYEHARA T. , KABASAWA Y. , KATO T.
Published: May 2016

The key compound (XI) is synthesized starting from the cyclohexadiene (I) via the intermediates (III) and (VI)‐(IX).
ChemInform Abstract: Synthesis of Homocamphenilone and Homocamphene.
Authors: SPREITZER H. , SCHIFFER C. , BUCHBAUER G.
Published: May 2016

Dehydrohomocamphenilone (III) and homocamphenilone (V) are obtained in two‐step sequences from the known anhydride (I) as shown.
ChemInform Abstract: Rearrangements of Diterpenic 7,8‐Epoxides Catalyzed by Boron Trifluoride Etherate. Part 3.
Authors: TARAN M. , DELMOND B.
Published: May 2016

Treatment of the epoxides (I) and (VI) with BF3·Et2O under the conditions indicated leads to the formation of the products shown in the scheme.
ChemInform Abstract: Thiol Esters from Steroid 17β‐Carboxylic Acids: Carboxylate Activation and Internal Participation by 17α‐Acylates.
Authors: KERTESZ D. J. , MARX M.
Published: May 2016

The transformation of the 17β‐carboxylic acids (I) and their acyl derivatives (II) into the antiinflammatory thiol esters (III) and (IV) respectively is investigated.
ChemInform Abstract: Chain Elongation of Carbohydrates via the C‐Phenylglycine Method.
Authors: WILD H. , MOHRS K. , NIEWOEHNER U. + , STEGLICH W.
Published: May 2016

A method is described for the chain elongation of peracetylated glyconic or glycuronic acids by attachment of a polyprenyl or a related allyl residue using phenylglycine.
ChemInform Abstract: New N‐Glucosides. Synthesis of 1‐ and 5‐Glucosyl‐2,4‐isodithiobiurets.
Authors: DESHMUKH S. P. , BERAD B. N. , PARANJPE M. G.
Published: May 2016

Der Tetraacetylglucosyl‐thioharnstoff (I) addiert nach Alkylierung mit Benzylchlorid (II) zu dem Isothioharnstoff (III) die Isothiocyanate (IV) zu den Isodithiobiuret‐Derivaten (V).
ChemInform Abstract: Total Synthesis of (.+‐.)‐Resedine and (.+‐.)‐Resedinine Alkaloids from Reseda luteola.
Authors: MIECZKOWSKI J. B.
Published: May 2016

To confirm the structure of the title alkaloids (IV) (resedine) and (VI) (resedinine) and to investigate their biological activity (IV) and (VI) are prepared.
ChemInform Abstract: Formation of a Tricyclic Nucleoside from Deoxyguanosine via an O6,N1‐Transposition.
Authors: MAGGIO A.‐F. , LUCAS M. , BARASCUT J.‐L. , IMBACH J.‐L.
Published: May 2016

The activated deoxyguanosine (I) reacts with ethylene glycol (II) in the presence of DBU yielding the ether (III).
ChemInform Abstract: Stereocontrolled Total Synthesis of (.+‐.)‐Tirandamycin A (XIV).
Authors: NEUKOM C. , RICHARDSON D. P. , MYERSON J. H. , BARTLETT P. A.
Published: May 2016

The reaction between the epoxide (I) and propyne (III) is the first step in the preparation of the title compound (XIV).
ChemInform Abstract: Synthetic Anthracyclinones. Part 31. Total Synthesis of Racemic ε‐Rhodomycinones via Keto‐Ester Cyclization.
Authors: KROHN K. , PRIYONO W.
Published: May 2016

The keto esters (III) are prepared by regioselective alkylation of the acetals (I) followed by cleavage of the acetal groups and esterificaton; cleavage of the ether functions in (Ib), (Ic) prior to esterification leads to the keto esters (V).
ChemInform Abstract: Pheromone Synthesis. Part 91. Synthesis of (2S,3R,1′S,2′S)‐Stegobiol, a New Component of the Drugstore Beetle Pheromone.
Authors: MORI K. , EBATA T.
Published: May 2016

The title compound (VI) which seems to be identical to the natural stegobiol is synthesized in order to confirm the absolute stereochemistry of the natural pheromone.
ChemInform Abstract: The Structure of Coprecipitated Aluminophosphate Catalyst Supports.
Authors: CHEUNG T. T. P. , WILLCOX K. W. , MCDANIEL M. P. , JOHNSON M. M. , BRONNIMANN C. , FRYE J.
Published: May 2016

Porous aluminophosphates have been prepared by coprecipitation from acidic solutions of Al3+ and PO43‐ using different P/Al ratios and their structures have been investigated by X‐ray diffraction and solid state 27Al and 31P NMR.
ChemInform Abstract: Crystallization and Transformation of Distorted Cubic PbTiO3.
Authors: YAMAGUCHI O. , NARAI A. , KOMATSU T. , SHIMIZU K.
Published: May 2016

A distorted cubic PbTiO3 which crystallizes starting from an amorphous material (obtained by simultaneous hydrolysis of Pb(OiPr)2 and Ti(OiPr)4) can be preserved at 20 °C by quenching.
ChemInform Abstract: Dynamical Change in the Crystal Field Around the V(IV) Ion on TiO2 (Rutile) Surface Accompanied by the Interaction with Adsorbed Oxygen Molecules.
Authors: KERA Y. , MATSUKAZE Y.
Published: May 2016

The changes in the ESR spectra of TiO2 coated with vanadium(IV) oxide during the adsorption of oxygen are described.
ChemInform Abstract: Isotope‐Selective IR Multiple Photon Decomposition of Hexafluorodisilane.
Authors: KAMIOKA M. , ISHIKAWA Y. , KAETSU H. , ISOMURA S. , ARAI S.
Published: May 2016

The irradiation of Si2F6 with CO2 TEA laser pulses induces highly efficient decomposition yielding SiF4 as the main product, traces of Si3F8 and a whitish film.
ChemInform Abstract: Influence of XCH2 and X2CH Rests Upon Equilibrium Compositions Among Monosubstituted Bullvalenes and Cycloheptatrienes.
Authors: ZEIGER R. , SARMA K. , SCHROEDER G. +
Published: May 2016

The cycloheptatrienyl derivatives (I) are equilibrated at 160‐180 °C (1,5‐H shift) and their isomer distributions are estimated by NMR.
ChemInform Abstract: Regiochemical Control by Nonbonded Interactions in an Intramolecular Nitrone Cycloaddition.
Authors: TSCHAEN D. M. , WHITTLE R. R. , WEINREB S. M.
Published: May 2016

The glyoxylate (Id), obtained from (Ia) via (Ib) and (Ic), is transformed into the equilibrating mixture of the E‐ and Z‐nitrones (III) which perform an intramolecular cycloaddition reaction to yield the isoxazolidine (IV).
ChemInform Abstract: Oxidative Rearrangements of Cycloalkanone Cyanhydrines. Efficiency ofVarious Oxidants and Oxidative Systems.
Authors: OGIBIN YU. N. , GOROZHANKIN S. K. , NIKISHIN G. I.
Published: May 2016

Oxidative rearrangement of cyclopentanone or cyclohexanone cyanhydrines (I) with sodium peroxodisulfate proceeds in the presence of cerium(III) ions, giving the carboxylic acids (II).
ChemInform Abstract: Electron Transfer. Part 79. Reductions of Organic Disulfides by Vitamin B12s (Cob(I)alamin)
Authors: PILLAI G. C. , GOULD E. S.
Published: May 2016

(first‐order reactions in both B12s and the oxidant such as (I)‐(IV); increase in rates by monoprotonation of a basic site of the oxidant; suggested destabilization of the S‐S bond in (Ia) by internal H bonding.
ChemInform Abstract: Lanthanides in Organic Synthesis. Part 4. Reduction of αβ‐Epoxy Ketones with Samarium Diiodide. A Route to Chiral, Nonracemic Aldols.
Authors: MOLANDER G. A. , HAHN G.
Published: May 2016

The αβ‐epoxyketones (I), (IV) and (VI) are reduced with freshly prepared samarium diiodide (II) to give the β‐hydroxy ketones (III), (V) and (VII) respectively.
ChemInform Abstract: Thermal Nitration of Olefins with Tetranitromethane. Evidence for Homolytic Initiation of a Chain Mechanism.
Authors: MASNOVI J. M. , KOCHI J. K.
Published: May 2016

The carbazole (I) forms the thermally unstable adduct (III) via a CT complex upon addition of tetranitromethane (II) in the presence of a hindered base to suppress undesired side‐reactions.
ChemInform Abstract: Synthesis and C‐Alkylating Properties of Methyl 2‐(Benzenesulfonylimino)‐3,3,3‐trifluoroacetate.
Authors: OSIPOV S. N. , CHKANIKOV N. D. , KOLOMIETS A. F. , FOKIN A. V.
Published: May 2016

The addition product (III) of methyl trifluoropyruvate (I) and benzenesulfonamide (II) is dehydrated by heating with thionyl chloride, giving the sulfonylimine (IV).
ChemInform Abstract: The Stereoselective Synthesis of Ethyl 2(E),4(Z)‐Decadienoate.
Authors: BYRNE B. , LAFLEUR LAWTER L. M. , WENGENROTH K. J.
Published: May 2016

The acetals (III), prepared from the acetylenes (I) and the orthoester (II), are selectively cis‐hydrogenated in ethanol by NaBH4/NiCl2 to form the olefinic acetals (IV).
ChemInform Abstract: Reaction of 2,6‐ and 2,5‐Disubstituted Aromatic Amines with Secondaryα‐Chloroalkenes.
Authors: ABDRAKHMANOV I. B. , SHABAEVA G. B. , NIGMATULLIN N. G. , TOLSTIKOV G. A.
Published: May 2016

The 2,6‐ and 2,5‐dialkylanilines (II) and (V) react with the secondary alkenylchlorides (I) to give the 4‐ or 6‐substituted products (IV), (VII) or (IX) via the corresponding N‐alkyl derivatives (III), (VI) or(VIII).
ChemInform Abstract: Tris(2‐hydroxyethyl)ammonium Salts of eso‐Substituted Phenoxyacetic and Phenoxyisobutyric Acids as Inhibitors of the Thrombocytes Aggregation.
Authors: VORONKOV M. G. , SEMENOVA N. V. , KAZIMIROVSKAYA V. B. , KHOLDEVA L. N. , MOSKVITINA L. T. , NEPSHA V. D. , NOVIKOVA N. V.
Published: May 2016

The phenoxyacetic or phenoxyisobutyric acid tris(hydroxyethyl)ammonium salts (III) are prepared from the corresponding acids (I) and triethanolamine (II).
ChemInform Abstract: Catechol Estrogens of the 1,1,2‐Triphenylbut‐1‐ene Type: Relationshipbetween Structure, Estradiol Receptor Affinity, Estrogenic and Antiestrogenic Properties, and Mammary Tumor.
Authors: SCHNEIDER M. R. , BALL H. , SCHILLER C. D.
Published: May 2016

The ketones (I) are substituted in α‐position to give the ethylderivatives (III) which react with the Grignard reagents (IV) to produce the carbinols (V).
ChemInform Abstract: Topical Nonsteroidal Antipsoriatic Agents. Part 1. 1,2,3,4‐Tetraoxygenated Naphthalene Derivatives.
Authors: JONES G. H. , VENUTI M. C. , YOUNG J. M. , MURTHY D. V. K. , LOE B. E. , SIMPSON R. A. , BERKS A. H. , SPIRES D. A. , MALONEY P. J. , KRUSEMAN M. , ROUHAFZA S. , KAPPAS K. C. , BEARD C. C. , UNGER S. H. , CHEUNG P. S.
Published: May 2016

3‐Chloro‐butadiene (I) and p‐quinone (II) are coupled to give the naphthoquinone (III) which is transformed into the 2,3‐dihydroxy derivatives (V) via the epoxide (VI).
ChemInform Abstract: Syntheses with Cyclobutadienes. Part 16. Tri‐tert‐butylazet, the First Kinetically Stabilized Azacyclobutadiene.
Authors: VOGELBACHER U.‐J. , REGITZ M. , MYNOTT R.
Published: May 2016

The title compound (II) is prepared by thermolysis of the azide (I).
ChemInform Abstract: A Double Singlet Oxygen Oxidation in the Formation of αβ‐Unsaturated Lactones.
Authors: WASSERMAN H. H. , LU T.‐J.
Published: May 2016

The compounds (I), (IV) and (VI) with oxazole and selenide units in the molecular structure yield the αβ‐unsaturated triamides (II), (V) and (VII) on dye‐sensitized photooxidation.
ChemInform Abstract: Imidazole‐Catalyzed Ring Expansion of 2‐(Diarylmethyl)‐ and 2‐(Arylalkyl)‐1,2‐oxazetidin‐3‐ones to 4‐Oxazolidinones.
Authors: LAUTERBACH T. , GEFFKEN D.
Published: May 2016

The N‐diphenylmethylhydroxamic acids (I), (IV) or (VII), on reaction with carbonyl diimidazole according to method A), yield the oxazolidinones (III), (VI) or (X).
ChemInform Abstract: Heterocyclization of Diazo and Cyano Group Containing Compounds. Part3. Two Orientations for the Base Catalysed Cyclization of 2‐Diazo‐ 2‐cyanoacetic Acid Derivatives.
Authors: SHAFRAN YU. M. , BAKULEV V. A. , MOKRUSHIN V. S. , ALEKSEEV S. G. , LEBEDEV A. T. , SHARBATYAN P. A.
Published: May 2016

Diazomalondiamid (II) reagiert mit den Aminen (Ia) und (Ib) zu den Hydroxytriazol‐Salzen (III), aus denen mit verdünnten Säuren das Hydroxytriazol (IV) freigesetzt wird.
ChemInform Abstract: Synthesis and Biological Activity of N′‐Alkoxybenzenesulfonyl‐5‐halogenouracils.
Authors: KALDRIKYAN M. A. , GEBOYAN V. A. , TER‐ZAKHARYAN YU. Z. , PARONIKYAN R. V. , GARIBDZHANYAN B. T. , STEPANYAN G. M. , PARONIKYAN G. M. , AKOPYAN L. G.
Published: May 2016

The alkoxybenzenesulfonyl 5‐fluoro‐ or 5‐bromouracils (III) are prepared from the uracils (I) and the sulfochlorides (II).
ChemInform Abstract: Synthesis of an Indole Analogue of Folic Acid.
Authors: SHENGELIYA M. S. , AVRAMENKO V. G. , KULESHOVA L. N. , ERSHOVA YU. A. , CHERNOV V. A. , SUVOROV N. N.
Published: May 2016

Starting with the nitroindolyl carboxylic acid chloride (I) and the glutamates (II), the amides (III) are prepared and subsequently hydrogenated to give the amino indolyl amides (V).
ChemInform Abstract: Syntheses and Spectral Properties of Tropocoronands, a New Class of Versatile Metal‐Complexing Macrocycles Derived from Aminotropone Imines.
Authors: ZASK A. , GONNELLA N. , NAKANISHI K. , TURNER C. J. , IMAJO S. , NOZOE T.
Published: May 2016

Reaction of the tropones (Ia) with the diamines (II) yields the dimeric aminotropones (III), which are converted to the title compounds (V) (the tropocoronand (Vb) is obtained as a minor product only; the main product of this reaction is 2‐phenyl‐2‐imidazole (51% yield)).
ChemInform Abstract: Flash Vacuum Pyrolysis (FVP) of 2,7‐Dimethyl‐2,3:7,8‐diepoxy‐5‐silaspiro(4.4)nonane (I) with Cyclotrisiloxanes ‐ Synthesis of Spirocyclosiloxanes. Characterization of Silica Formed by FVP of (I).
Authors: HENRY G. K. , DOWD D. R. , BAU R. , MANUEL G. , WEBER W. P.
Published: May 2016

FVP of (I) in the presence of the cyclotrisiloxanes (II) yields the siloxanes (II)‐(V) and isoprene (VI).
ChemInform Abstract: Reaction of Chloro‐substituted Methanephosphonic Acid Dialkyl Ester with Dialkylphosphites, Trialkylphosphites, or Alcohol/Sodium Alcoholate.
Authors: ALBRECHT S. , HERRMANN E.
Published: May 2016

The dialkyltrichloromethanephosphonates (I) react analogous CCl4 with dialkylphosphites and alcohol in the presence of NEt3 or with trialkylphosphites and alcohol to yield the diesters (II) of dichloromethanephosphonic acid and trialkylphosphates (III).
ChemInform Abstract: 1,2‐Bis(trimethylsilyl)‐3,4‐di(tert‐butyl)cyclotetraphosphane.
Authors: FRITZ G. , STOLL K.
Published: May 2016

The crystalline title compound (III) is obtained by reaction of the triphosphine (I) with an excess P‐dichloride (II) and characterized by 31P and 1H NMR spectral data.
ChemInform Abstract: Complexes with Phosphinomethane and Phosphinomethanide Ligands. Part 10. La((Ph2P)2CH)3 ‐ a Homoleptic Lanthanum Complex with π‐Allyl‐like Coordinated Diphosphinomethanide Ligands.
Authors: KARSCH H. H. , APPELT A. , MUELLER G. +
Published: May 2016

The 1:3 molar reaction of LaCl3 with potassium bis(diphenylphosphino)methanide in THF at 25 °C leads to the title complex (I).
ChemInform Abstract: Synthesis and Molecular Structure of tert‐Butyliminovanadium(V) Compounds tC4H9N=V(SR)3 (R: tC4H9, SiPh3).
Authors: PREUSS F. , NOICHL H. , KAUB J.
Published: May 2016

The thiolato compounds (III), (V), and (VII) are prepared (see scheme).
ChemInform Abstract: Nitrido Complexes of Vanadium(V): (VNCl3)‐ and VNCl2(dipy).
Authors: SCHERFISE K. D. , DEHNICKE K.
Published: May 2016

(I), the anion of which is isoelectronic with VOCl3, is formed in the reaction of (N(PPh3)2)Cl and Cl3VNSiMe3 in CH2Cl2 within a few minutes.
ChemInform Abstract: Oxidative and Electrophilic Pathways in the Reactions of Pentaaquo(organo)chromium(2+) Ions with Nitrous Acid.
Authors: MELTON J. D. , BAKAC A. , ESPENSON J. H.
Published: May 2016

The reactions of HONO with the complexes (I) occur with a 1:1 stoichiometry.
ChemInform Abstract: Reactions of Complex Ligands. Part 26. Diels‐Alder Reactions at Carbene Ligands: A Route to Olefin‐Carbene Complexes.
Authors: DOETZ K. H. + , KUHN W. , MUELLER G. + , HUBER B. , ALT H. G.
Published: May 2016

The Cr carbene complex (I) reacts with (II) to give the exo‐cycloadduct (III) together with its endo‐isomer (IV).
ChemInform Abstract: Synthesis and Thermolysis of Tris(tris(amino)phosphine)molybdenum Tricarbonyls: Synthesis of fac‐((iPrNH)3P)3Mo(CO)3.
Authors: TARASSOLI A. , CHEN H.‐J. , ALLURED V. S. , HILL T. G. , HALTIWANGER R. C. , THOMPSON M. L. , NORMAN A. D.
Published: May 2016

The reaction of isopropylamine with the complex (I) results in the formation of the title complex (II).
ChemInform Abstract: Phosphine‐Substituted Chelate Ligands. Part 20. Synthesis and Diastereoselective Complexation of Chiral Phosphinothioformamides, Ph2P(X)C(S)NHC*HMePh (X: 2e‐, O, S).
Authors: KUNZE U. , JAWAD H. , BURGHARDT R.
Published: May 2016

The amidentate chiral title compounds (‐)‐(S)‐ and (+)‐(R)‐(Ia)‐(Ic) are obtained from optically pure (S)‐ or (R)‐1‐phenylethylamine via isothiocyanate intermediates as shown starting from phenylethylamine (‐)‐(S)‐(II).
ChemInform Abstract: Pentadienyl‐Metal‐Phosphine Chemistry. Part 7. Synthesis, Solid‐State Structure, and Solution Dynamics of (η5‐Pentadienyl)tris(phosphine)rhenium Complexes. Measurement of the Rotational Barrier for the Pentadienyl Ligand.
Authors: BLEEKE J. R. , MOORE D. A.
Published: May 2016

The electron‐rich η‐5‐pentadienyl‐Re complexes (II) are synthesized by reacting the fac‐complex (I) with excess potassium pentadienides.