bluuebunny/crossref_metadata_2025 huggingface dataset:
ChemInform Abstract: Triple Proton Abstraction from a 1‐Methylallyl Hafnium Complex on Thermolysis: Formation of a Hf3C4H4 Cluster.
Authors: HESSEN B. , SPEK A. L. , TEUBEN J. H.
Published: May 2016

Thermolysis of (III) yields in a unique multiple proton abstraction the complex (IV), which crystallizes in the space group P21/n with Z=4.
ChemInform Abstract: Reactions of Polypyridylchromium(II) Ions with Oxygen: Determination of the Self‐Exchange Rate Constant of O2/O‐ 2.
Authors: ZAHIR K. , ESPENSON J. H. , BAKAC A.
Published: May 2016

The rapid and irreversible formation of CrL32+ in the reductive quenching of the 2E excited states of CrL33+ complexes (L: bipyridine, phenanthroline and their substituted analogues) by ethylenediaminetetraacetate and oxalate is studied by use of laser flash photolysis.
ChemInform Abstract: Synthesis and Characterization of Technetium(V) Complexes with Amine, Alcoholate, and Chloride Ligands.
Authors: PEARLSTEIN R. M. , LOCK C. J. L. , FAGGIANI R. , COSTELLO C. E. , ZENG C.‐H. , JONES A. G. , DAVISON A.
Published: May 2016

Two general routes for the preparation of the title complexes are presented.
ChemInform Abstract: A Model for the Chromophoric Site of Purple Acid Phosphatases.
Authors: YAN S. , QUE L. JUN. , TAYLOR L. F. , ANDERSON O. P.
Published: May 2016

The model complex (IV) crystallizes in the space group P212121 with Z=4 and is characterized by its electronic spectrum.
ChemInform Abstract: Synthesis amd Properties of Nickel(II) and Copper(II) Complexes of 14‐Membered Hexaaza Macrocycles, 1,8‐Dimethyl‐ and 1,8‐Diethyl‐1,3,6,8,10,13‐hexaazacyclotetradecane.
Authors: SUH M. P. , KANG S.‐G.
Published: May 2016

The title complexes (V) are prepared in a template condensation as shown in the scheme.
ChemInform Abstract: Cluster Synthesis. Part 21. The Reaction of Mo2Ru(CO)7Cp2(μ3‐S) with Ru(CO)5. Synthesis of the First Complex to Contain Two Quadruply Bridging Carbonyl Ligands.
Authors: ADAMS R. D. , BABIN J. E. , TASI M.
Published: May 2016

The enlargement of the sulfur‐containing cluster (I) by reaction with Ru(CO)5 (II) is described as shown in the scheme.
ChemInform Abstract: S‐4‐Chlorotryptophan: Its Synthesis via Resolution, Determination of the Absolute Stereochemistry, and Identification in the Crude Seed Protein of the Pea, Pisum sativum.
Authors: THIRUVIKRAMAN S. V. , SAKAGAMI Y. , KATAYAMA M. , MARUMO S.
Published: May 2016

Racemic 4‐chlorotryptophan (±)‐(VIIIb) is synthesized as outlined in the reaction scheme.
ChemInform Abstract: Nucleic Acid Related Compounds. Part 53. Synthesis and Biological Evaluation of 2′‐Deoxy‐β‐threo‐pentofuranosyl Nucleosides. “Reversion to Starting Alcohol” in Barton‐Type Reductions of Thionocarbonates.
Authors: ROBINS M. J. , MADEJ D. , HANSSKE F. , WILSON J. S. , GOSSELIN G. , BERGOGNE M.‐C. , IMBACH J.‐L. , BALZARINI J. , DE CLERCQ E.
Published: May 2016

The title nucleosides (V) and (VIII) are prepared via a Barton‐type reduction of thionocarbonates of type (III).
ChemInform Abstract: Total Synthesis of Amphoteronolide B and Amphotericin B. Part 2. Total Synthesis of Amphoteronolide B.
Authors: NICOLAOU K. C. , DAINES R. A. , CHAKRABORTY T. K. , OGAWA Y.
Published: May 2016

The building blocks (I) and (V), (VI), (VIII) whose syntheses are described in the preceding paper are used for the construction of the synthons (IV) and (IX), respectively.
ChemInform Abstract: Stereocontrolled Total Synthesis of (.+‐.)‐Quinocarcin.
Authors: FUKUYAMA T. , NUNES J. J.
Published: May 2016

The synthesis of the Mom‐protected key intermediate DX‐52‐1 (XII) is achieved starting from the reaction of the aldehyde (I) with the piperazinedione (II).
ChemInform Abstract: Preparation of Highly Pure Lithium and Sodium Fluorides Using Solvent Extraction.
Authors: KOBAYASHI K.
Published: May 2016

Solvent extraction using cupferron in CHCl3, dithizone in CCl4, and dimethylglyoxime in CHCl3 is shown to be a useful method for the removal of Fe(III), Co(II), Cu(II), and Ni(II) impurities from LiF and NaF, which are of importance as raw materials in the fabrication of ultra‐low‐loss fluoride optical glass fibers.
ChemInform Abstract: Nuclear Spin Relaxation in Liquids
Authors: WEINGAERTNER H.
Published: May 2016

Review: (266 refs.
ChemInform Abstract: Luminescence Properties of Eu3+ and Tb3+ in Ln3O4X Oxyhalides (Ln‐X: Y‐Cl, Y‐Br, Gd‐Br).
Authors: ES‐SAKHI B. , GUILLEN F. , GARCIA A. , FOUASSIER C. , HAGENMULLER P.
Published: May 2016

The luminescence properties of Eu3+ and Tb3+ in Y3O4Cl, Y3O4Br, and Gd3O4Br are compared to those of the related Eu3+ or Tb3+ doped LnOX compounds (YOCl, YOBr, GdOBr).
ChemInform Abstract: Potentiostatic Measurement of the Diffusion Coefficient of UO2+ 2 in Carbonate Media
Authors: PERRY D. L. , PHILLIPS S. L. , CHUNG J. D.
Published: May 2016

yields a value of 0.30·10‐5 cm2/s in 0.1 M CO32‐/0.1 M HCO3‐ (pH 9.8) at 25 °C. This value is in agreement with that previously determined in 1 M Na2CO3 using cyclic polarography.
ChemInform Abstract: Self‐Decomposition Processes in Silver Electrodes.
Authors: SALKIND A. J. , FREEMAN R. W. , WECKESSER J. J. , WEST W. A. , DALLEK S.
Published: May 2016

The self‐decomposition of AgO electrode materials in KOH is studied by a multi‐technique approach (involving direct gas evolution measurements, TG, and electrical resistivity measurements) in order to investigate the effects of trace elements, processing procedures, and surface treatment on the stability of the electrode.
ChemInform Abstract: Tetraamidocyclotrinitridosulfodiphosphates of Chromium, Cobalt and Nickel.
Authors: ROZANOV I. A. , MEDVEDEVA L. YA. , GOEVA L. V.
Published: May 2016

The reaction between the known Na(P2N3SO2(NH2)4)·4 H2O (I) and the nitrates of Cr, Co, or Ni affords the novel title compounds Cr(P2N3SO2(NH2)4)3·9 H2O (II), Co(P2N3SO2(NH2)4)2·8 H2O (III) and Ni(P2N3SO2(NH2)4)2·8 H2O (IV), which are X‐ray amorphous solids.
ChemInform Abstract: Catalyzed Dimerization of 2,5‐Dimethyl‐2,4‐hexadiene. 1H and 13C NMR Studies on exo‐3‐Isopropenyl‐exo‐6‐isopropyl‐1,endo‐2,4,4‐tetramethylbicyclo(3.1.0)hexane.
Authors: MATTAY J. , TRAMPE G. , RUNSINK J. , MELTZOW W. , JANS A. W. H.
Published: May 2016

The bicyclic dimerization product (II) is only formed in the presence of catalyst cat., SbCl5, or HSbCl6; in the additional presence of 2,6‐di‐tert.‐butylpyridine cat.
ChemInform Abstract: Halogenation Using Quaternary Ammonium Polyhalides. Part 10. α‐Chlorination of Aromatic Acetyl Derivatives (I) with Benzyltrimethylammonium Dichloroiodate (II).
Authors: KAJIGAESHI S. , KAKINAMI T. , MORIWAKI M. , FUJISAKI S. , MAENO K. , OKAMOTO T.
Published: May 2016

(KAJIGAESHI , S.; KAKINAMI, T.; MORIWAKI, M.; FUJISAKI, S.; MAE‐ NO, K.; OKAMOTO, T.; Synthesis 1988, 7, 545‐546; Dep.
ChemInform Abstract: A Simple, One‐Pot, Procedure for the Preparation of Dibenzyl Sulfones from Benzyl Halides.
Authors: HARRIS A. R.
Published: May 2016

Reaction of the benzyl halides (I) with sodium formaldehyde sulfoxylate (II) in DMF produces moderate yields of the symmetrical sulfones (III).
ChemInform Abstract: Reaction of N‐Alkyl/Aralkylisatoic Anhydrides with Aroylhydrazines: Formation of 1,3,4‐Oxadiazoles and 1,4‐Dihydro‐5H‐1,3,4‐benzotriazepin‐5‐one.
Authors: REDDY CH. K. , REDDY P. S. N. , RATNAM C. V.
Published: May 2016

The reaction of the anhydrides (I) with aroylhydrazines such as (II) under the conditions shown gives products of type (III).
ChemInform Abstract: Reactions of Diisopropyl Phosphite with Sulfinylamines.
Authors: ZIMIN M. G. , MIRONOV A. V. , ISLAMOV R. G. , KUTYREV G. A. , PUDOVIK A. N.
Published: May 2016

The diisopropyl phosphite (I) is coupled with the sulfinylanilines (II) to give the phosphoramidates (III) as the result of a fragmentation reaction.
ChemInform Abstract: Synthesis, Structure, and Fluxional Behavior of Di‐tert‐butylcyclopentadienyl Compounds of Group 15 Elements.
Authors: ABU‐ORABI S. T. , JUTZI P.
Published: May 2016

1,3‐Di‐tert‐butylcyclopentadiene (I) is lithiated to give the intermediate (III) which reacts with the trichlorides (IV), yielding the cyclopentadienyldichlorophosphane (Va), and the analogous arsane (Vb) and stibane (Vc).
ChemInform Abstract: Synthesis of (4S,5S)‐trans‐4‐(Cyclopentadien‐1‐ylmethyl)‐5‐diphenylphosphinomethyl‐2,2‐dimethyl‐1,3‐dioxolane and the Ferrocene Derivative. Cyclic trans‐(Fe(η‐C5H4CH2(CHOC(CH3)2OCH)CH2PPh2)2).
Authors: GREEN M. L. H. , WALKER N. M.
Published: May 2016

The chiral ditosylate (I) reacts with the phosphide (II) to give the phosphine (III), together with the bisphosphine (IV).
ChemInform Abstract: Peroxocarbonato and Carbonato Derivatives of Pd(II).
Authors: DI BUGNO C. , PASQUALI M. , LEONI P.
Published: May 2016

A reinvestigation of the reaction of (I) with CO2 (II) shows that the reaction takes place only in the presence of oxygen.
ChemInform Abstract: Isolation from the Mediterranean Stoloniferan Coral Sarcodictyon roseum of Sarcodictyin C, D, E, and F, Novel Diterpenoidic Alcohols Esterified by (E)‐ or (Z)‐N(1)‐Methylurocanic Acid. Failure of the Carbon‐Skeleton Type as a Classification Criterion.
Authors: D'AMBROSIO M. , GUERRIERO A. , PIETRA F.
Published: May 2016

The sarcodictyins C (Ia), D (Ib) E (Ic) and F (II) are unstable in alkaline medium and form ring‐contracted products.
ChemInform Abstract: Cyclopentenone Derivatives. Part 13. A Flexible Hydroazulene Synthesis.
Authors: KUEBLER W. + , PETROV O. , WINTERFELDT E. , ERNST L. , SCHOMBURG D.
Published: May 2016

A convergent and stereoselective total synthesis of the desired hydroazulene system is achieved starting from the acid (I) via the common intermediate (III) using the cyclopentenone (V) as building block.
ChemInform Abstract: High‐Pressure Reaction of 2,5‐Dimethylfuran with 2,3,‐O‐Isopropylidene‐D‐glyceraldehyde.
Authors: JURCZAK J. , PIKUL S.
Published: May 2016

The title reaction between (I) and D‐(II) affords the (3S) isomer of the alcohols (III) as main product.
ChemInform Abstract: 8‐Aza‐7‐deaza‐2′‐deoxyguanosine: Phosphoramidite Synthesis and Properties of Octanucleotides.
Authors: SEELA F. , DRILLER H.
Published: May 2016

Several base‐modified octanucleotides derived from (VII) containing the synthon (I) instead of 2'‐deoxyguanosine are prepared by solid‐phase synthesis employing P(III) chemistry.
ChemInform Abstract: Determination of Iodide Ion Using Alkali‐Free Lead Phosphate Glasses as Potentiometric Detector Sensors in Nonsuppressed Ion Chromatography.
Authors: NOMURA T. , HIKICHI Y. , NAKAGAWA G.
Published: May 2016

It is demonstrated that alkali metal free lead phosphate glasses containing AgO have a high sensitivity in potential response to I‐ and can be used as membrane electrodes in a potentiometric detector for ion chromatography.
ChemInform Abstract: Crystal Chemistry of Oxotantalates M4Ta2O9. Part 2. Zn4‐xNixTa2O9.
Authors: HALLE G. , MUELLER‐BUSCHBAUM HK. +
Published: May 2016

The instability of the Zn4Ta2O9‐type structure is demonstrated.
ChemInform Abstract: Crystal Structures of Orthorhombic Y3Os4Si12 (I) and Monoclinic Y5Os4Si14 (II) and Y9Os4Si20 (III).
Authors: GUERAMIAN M. , CHABOT B. , YVON K. , SCHELLENBERG L. , BRAUN H. F.
Published: May 2016

Single‐crystal data are reported for the title compounds.
ChemInform Abstract: Syntheses and Structure Analyses of Iodocuprates(I). Part 9. Syntheses and Crystal Structures of Cs3Cu2I5 and RbCu2I3.
Authors: BIGALKE K. P. , HANS A. , HARTL H.
Published: May 2016

(III) crystallizes in the orthorhombic space group Pbnm with Z=4 and contains Cu2I53‐ anions in which the I atoms are arranged to form trigonal bipyramids.
ChemInform Abstract: Thermal Generation and Reactions of (Benzylthio)‐ and (Arylthio)‐Substituted Nitrile Ylides.
Authors: WIPF P. , PREWO R. , BIERI J. H. , GERMAIN G. , HEIMGARTNER H.
Published: May 2016

The thermolysis of the oxazole derivatives (I) and (V) yields nitrile‐ylide intermediates of type (III) which undergo regioselective 1,3‐dipolar cycloaddition with the compounds (II), (VI) and (IX) to give the heterocyclic products (IVa) and (IVb) (space group P21/c), (VII), (VIII) (space group P21/a) and (X).
ChemInform Abstract: Cycloaddition Reactions of Highly Stabilized Isoquinolinium Methylides to Nonactivated Olefins and Electron‐Rich Olefins.
Authors: TSUGE O. , KANEMASA S. , SAKAMOTO K. , TAKENAKA S.
Published: May 2016

The novel cycloaddition reaction of ylides (I) with aryl‐substituted olefins (e.g.
ChemInform Abstract: Selective Reduction of Diaryl or Aryl Alkyl Alcohols in the Presence of Primary Hydroxyl or Ester Groups by the Boron Trifluoride Etherate‐Triethylsilane System.
Authors: ORFANOPOULOS M. , SMONOU I.
Published: May 2016

The selective reduction method mentioned in the title is applied to various (di)phenyl carbinols also bearing primary alcoholic groups, e.g. (I) or (III), or ester moieties, e.g. (VI), (VIII), or (XI).
ChemInform Abstract: An Efficient Method for the Iodination of C5‐Position of Dialkoxypyrimidines and Uracil Bases.
Authors: DAS B. , KUNDU N. G.
Published: May 2016

Two methods for the iodination of pyrimidines and uracils at position 5 are tested and compared: heating with N‐iodosuccinimide in trifluoroacetic acid/anhydride and refluxing with iodine monochloride in methanol.
ChemInform Abstract: Vinylfluorosulfonates. Preparation and Reactivity.
Authors: LEBEDEV M. YU. , BALENKOVA E. S.
Published: May 2016

Alkoxymethylfluorosulfonates of type (II) are generated in situ from the corresponding alkyl fluoromethyl ethers and SO3 at ‐50 °C. They add to the alkynes (I) to afford E/Z mixtures of type (III).
ChemInform Abstract: Dehydrooligopeptides. Part 9. Syntheses and Conversions of α‐Dehydroglutamine Derivatives to N‐Carboxy‐α‐dehydroglutamine Anhydride and δ1‐Dehydroglutaminyldipeptides.
Authors: YONEZAWA Y. , TAKEFUJI N. , TAKAHASHI N. , SHIN C.
Published: May 2016

The dehydroglutaminic acid derivative (I) is converted to the amides (IV) and subsequently into the free acids (V).
ChemInform Abstract: Functionalized Enantiomerically Pure (2.1.1)‐, (2.2.1)‐ and (2.2.2)‐Triblattanes.
Authors: MUELLER H. + , MELDER J.‐P. , FESSNER W.‐D. , HUNKLER D. , FRITZ H. , PRINZBACH H.
Published: May 2016

The synthesis of the C2‐symmetrical dimethanotwistene (±)‐(VII) can be performed as outlined in the scheme starting from the known ketone (I).
ChemInform Abstract: Preparation of Stable, Camphor‐Derived, Optically Active Allyl and Alkyl Sulfoxides, and Thermal Epimerization of the Allyl Sulfoxides.
Authors: GOODRIDGE R. J. , HAMBLEY T. W. , HAYNES R. K. , RIDLEY D. D.
Published: May 2016

(+)‐Camphor (I) is converted to the lithium enolate and then coupled with the p‐toluenethiolsulfonates (II), yielding the exo‐alkylthio‐ or exo‐allylthiocamphor derivatives (III).
ChemInform Abstract: The Activation of Imines to Nucleophilic Attack by Grignard Reagents.
Authors: BROOK M. A. , JAHANGIR JAHANGIR
Published: May 2016

Addition reaction of trimethylsilyl triflate (II) to imines such as (I) results in the formation of N‐silyliminium triflates such as (III) which are more reactive toward nucleophilic attack than the imines themselves.
ChemInform Abstract: Synthesis of Pentafluorophenylhydrazones of Aromatic Carbonyl Compounds.
Authors: PETRENKO N. I. , GERASIMOVA T. N.
Published: May 2016

The title compounds (III) are most effectively prepared by condensation of the carbonyl compounds (I) with pentafluorophenylhydrazine (II).
ChemInform Abstract: Synthesis and Properties of N‐(2,2‐Dichloro‐2‐bromoethylidene)benzenesulfonamide from N,N‐Dibromobenzenesulfonamide and Trichloroethene.
Authors: DROZDOVA T. I. , MIRSKOVA A. N. , LEVKOVSKAYA G. G. , KALIKHMAN I. D. , VORONKOV M. G.
Published: May 2016

On irradiation, N,N‐dibromobenzenesulfonamide (I) reacts with trichloroethene (II) to yield the hitherto unknown and highly reactive title compound (III).
ChemInform Abstract: Synthesis, Structure and Properties of Compounds with a Chalcogen‐Nitrogen Bond. Part 9. Reaction of N‐Sulfonylseleniumimides with Aromatic Aldehydes.
Authors: NADDAKA V. I. , AVANESYAN K. V. , CHERKINSKAYA M. L. , MINKIN V. I.
Published: May 2016

The reaction between the N‐sulfonylseleniumimides (I) and the aromatic aldehydes (II) yields the N‐sulfonylazomethines (III).
ChemInform Abstract: Convenient Syntheses of 2‐Nitrophenylsulfen‐(NPS‐)imines by Oxidation of NPS‐Protected Amines and Amino Acid Derivatives.
Authors: HEYER J. , DAPPERHELD S. , STECKHAN E.
Published: May 2016

The title compounds, e.g. (II), (IV), (VI), (VIII) of large structural variety are easily prepared by oxidation of sulfenamides such as (I), (III), (V), or (VII) by one of the methods A) (oxidation by radical cation salts), B) (indirect hydrolysis) or C) direct electrolysis.
ChemInform Abstract: Synthesis of β‐Sulfoximinopropionic Acids.
Authors: MOCK W. L. , TSAY J.‐T.
Published: May 2016

Starting with diethyl benzylmalonate (I), 2‐(methylthiomethyl)‐3‐phenylpropionamide (VII) is prepared as shown in the reaction scheme.
ChemInform Abstract: Furfuryl Propargyl Sulfide as Precursor for Benzo(c)thiophenes.
Authors: LINDE H. F. G. , KRAEMER N. + , FLOHR A.
Published: May 2016

The sulfide (III) mentioned in the title is prepared from the furfuryl mercaptan (I) and propargyl bromide (II) under phase‐transfer conditions.
ChemInform Abstract: Synthesis of Indolylpyrimidinediones and Indolylthiazolidinones.
Authors: HIREMATH S. P. , SEKHAR K. R. , PUROHIT M. G.
Published: May 2016

A series of title compounds is synthesized as shown for the examples shown in the scheme.
ChemInform Abstract: Cross‐Conjugated and Pseudo‐Cross‐Conjugated Mesomeric Betaines. Part 1. Synthesis and Characterization.
Authors: POTTS K. T. , MURPHY P. M. , KUEHNLING W. R.
Published: May 2016

The betaines mentioned in the title are prepared by cyclocondensation reactions of N‐heterocycles, e.g. the pyrazole (I), the imidazole (V), or the pyridine (XI) with carbon suboxide (II), chlorocarbonyl ketenes such as (VI), or related (thio)carbonyl compounds.
ChemInform Abstract: An Unambiguous Synthesis of 5(6)‐Substituted 1‐Alkoxycarbonylbenzimidazole‐2‐carbamates.
Authors: VISWANATHAN N. , SIDHAYE A. R.
Published: May 2016

The title compounds, known as anthelminthic agents, are available by acylation of carbamates of type (I).
ChemInform Abstract: Potential Biologically Active Agents. Part 52. Synthesis of 3‐Aminomethyl‐5‐chloro‐6‐methylbenzoxazoline‐2‐thione/ones as Potential Antimicrobial Agents.
Authors: VARMA R. S. , VERMA K. K.
Published: May 2016

The products (VII), their precursors en route from (IV), as well as the title compounds of type (IX) (22 examples) are screened for their antibacterial and antifungal activity.
ChemInform Abstract: Diastereoselective Nitrile Oxide Cycloadditions to Chiral Allyl Ethers Derived from 1,1‐Dithio‐3‐buten‐2‐ols.
Authors: ANNUNZIATA R. , CINQUINI M. , COZZI F. , RAIMONDI L.
Published: May 2016

Reaction of the alkenes (I) with the nitrile oxides (II) (generated in situ from the respective hydroximoyl chlorides) gives a mixture of the diastereomeric isoxazolines (III) + (IV); the anti form (III) is produced stereoselectively.
ChemInform Abstract: Synthesis of Some Substituted 4‐(5‐Nitro‐2‐furfurylideneamino)‐5‐mercapto‐1,2,4‐triazoles and 7H‐6‐(5‐Nitro‐2‐furyl)‐s‐triazolo(3,4‐b) (1,3,4)thiadiazines.
Authors: HOLLA B. S. , KALLURAYA B.
Published: May 2016

The title compounds (VI) and (VIII) are subjected to tests for antibacterial activity.
ChemInform Abstract: Rearrangements of 5‐Trifluoromethyl‐1,2,4‐oxadiazoles Under the Action of Ammonia and Amines.
Authors: ANDRIANOV V. G. , EREMEEV A. V. , SHEREMET YU. B.
Published: May 2016

Reaction of the oxadiazoles (I) or (IV) with ammonia (II) does not lead to the expected substitution of the trifluoromethyl group but the furazan (III) is obtained as the result of a ring cleavage/recyclization sequence.
ChemInform Abstract: Liquid‐Crystalline Imidazo(2,1‐b)‐1,3,4‐thiadiazoles. Part 3. Synthesis and Dielectric Properties of Imidazo(2,1‐b)‐1,3,4‐thiadiazoles with Polar Substituents.
Authors: TORGOVA S. I. , SHTYKOV N. M. , ABOLIN A. G. , KARAMYSHEVA L. A. , IVASHCHENKO A. V. , BARNIK M. I.
Published: May 2016

The dielectric properties of the title compounds (IV), (VI) and (VII) in a liquid‐crystalline matrix are investigated.
ChemInform Abstract: Syntheses and Properties of Dipyridylnorbornadienes.
Authors: YAMASHITA Y. , HANAOKA T. , TAKEDA Y. , MUKAI T. , MIYASHI T.
Published: May 2016

Diels‐Alder reaction of cyclopentadiene (I) with the HBF4 salts (II) yields the title compounds (III), which undergo photocyclization to give the quadricyclanes (IV).
ChemInform Abstract: Synthesis of CNS‐Active Pyran, Thiopyran, and Piperidine Anellated Oxacarbabenzomorphanes.
Authors: EIDEN F. , GMEINER P.
Published: May 2016

The unsaturated ketone (I) undergoes cyclocondensation with 4‐thiacyclohexanone (II) to form the tetracyclic compound (III).
ChemInform Abstract: Reactions of 4,5‐Diamino‐3‐methyl‐1‐phenylpyrazole with Aromatic Halogen Ketones.
Authors: ORLOV V. D. , TUENI M. , KOLOS N. N. , GETMANSKII N. V. , KIROGA KH.
Published: May 2016

Reaction of the diaminopyrazole (I) with the ω‐bromoacetophenones (II) gives regioselectively the pyrazolopyrazines (III).
ChemInform Abstract: Investigation in the 4H‐3,1‐Benzoxazines Series. Part 2. Synthesis of 2,4‐Substituted 1,2‐Dihydro‐4H‐3,1‐benzoxazines.
Authors: GROMACHEVSKAYA E. V. , KUL'NEVICH V. G. , KOSULINA T. P. , PUSTOVAROV V. S.
Published: May 2016

The o‐aminophenyl carbinols (I) react with the carbonyl compounds (II) to give the dihydrobenzoxazines (III).
ChemInform Abstract: The Elusive 3,1,2‐Benzoxadiazine Ring System.
Authors: CHANDRASEKHAR S. , JOSHI D. K.
Published: May 2016

All attempts to prepare simple members of the desired title ring system (I) are unsuccessful.
ChemInform Abstract: 1‐(Phenylsulfonyl)‐2‐(trimethylsilyl)ethane: A Valuable Intermediate for Synthesis of Olefins, Allyltrimethylsilanes, β‐Trimethylsilyl Ketones, Vinyl Sulfones, 2‐(Phenylsulfonyl)allyl Alcohols, and Varied Trimethylsilyl Derivatives.
Authors: HSIAO C.‐N. , SHECHTER H.
Published: May 2016

The title compound (I) is converted by n‐butyllithium (II) into its 1‐lithio derivative (III) which is alkylated to yield the substituted alkanes (V).
ChemInform Abstract: Reaction of Mucochloric Acid with Trimethyl Phosphite.
Authors: ARBUZOV B. A. , POLEZHAEVA N. A. , EL'SHINA E. V.
Published: May 2016

Mucochloric acid (I) which equilibrates with the hydroxylactone (II) is coupled with the trimethyl phosphite (III), producing the phosphonate (IV) and the phosphate (V).
ChemInform Abstract: Formation of 2,3‐Dihydro‐1,3,2‐benzoxazaphospholes by Cheletropic Reaction of o‐Quinone Monoimines with Triphenylphosphane. Crystal and Molecular Structures of 2,3‐Dihydro‐2,2,2‐triphenylphenanthro(9,10‐d)‐1,3,2λ5‐oxazaphosphole and 5,7‐Di‐tert.‐butyl‐2,3‐dihydro‐2,2,2‐triphenyl‐1,3,2λ5‐benzoxazaphosphol# e.
Authors: SPEIER G. , TYEKLAR Z. , FUELOEP V. + , PARKANYI L.
Published: May 2016

In the presence of ammonia (III) the o‐benzoquinones (I) undergo cycloaddition with PPh3 (II) to give the title compounds (IV).
ChemInform Abstract: Alcoholysis of Ethyl Dialkyl(diaryl)arsinites with Propargyl Alcohol.
Authors: KUZ'MIN K. I. , PANFILOVICH Z. U. , CHECHETKINA I. I. , ZYABLIKOVA T. A. , LIPATOVA I. P.
Published: May 2016

The arsinites (III) react with propargyl alcohol (II) at an elevated temperature to give the arsines (I) or the arsinites (IV) depending on the molar ratio.
ChemInform Abstract: Synthesis, Structure, and Spectroscopic Properties of (σ‐Alkyl)iron(II) Phthalocyanines.
Authors: TAHIRI M. , DOPPELT P. , FISCHER J. , WEISS R.
Published: May 2016

LiAlH4 and 18‐crown‐6 are mixed with a suspension of phthalocyaninatoiron(II) in THF leading to a doubly reduced species (metal and ligand are reduced), which reacts with appropriate alkyl halides to give the title complexes (I), isolated with the Li complex salt of the crown ether as the counterion (no yields given).
ChemInform Abstract: Cobalt(III) Complexes with Racemic Polyamine Ligands. Part 1. Isomers Formed Using 5,5,7(R,S),12,12,14(R,S)‐hexamethyl‐1,4,8,11‐tetraazacyclotetradecane (tetb).
Authors: MOK K. F. , HOUSE D. A.
Published: May 2016

The reaction of K3Co(ox)3 (ox: oxalate) with the racemic title ligand leads to a cis‐oxalato‐Co(III) complex which on acid hydrolysis (HCl/HClO4) affords the α‐trans‐dichloro analogue.
ChemInform Abstract: Stoichiometry and Products of Transmetalation of Dimeric Copper(I) Complexes L2Cu2X2 (L is an N,N,N′,N′‐Tetraalkylethylenediamine; X: Cl or Br) by M(NS)2 Reagents in Aprotic Solvents.
Authors: DAVIES G. , EL‐KADY N. , ONAN K. D. , SHOMALY W. , EL‐SAYED M. A. , EL‐TOUKHY A.
Published: May 2016

The transmetalation products (III) and (IV) from the title reaction of (I) with (II) are obtained in quantitative yield.
ChemInform Abstract: Coordination Chemistry of New Sulfur Containing Ligands. Part 28. Synthesis and Coordination Chemistry of a New Dithiocarbamate Prepared from Dipyridylaminedithiocarbamate.
Authors: VANCE C. T. , BEREMAN R. D.
Published: May 2016

The hygroscopic potassium salt (III) of the title ligand is prepared according to the scheme and the coordination chemistry of this potentially ambidentate ligand is examined.
ChemInform Abstract: Vinylidene Transition‐Metal Complexes. Part 6. Rhodium Compounds C5H5Rh(=C=CHR)PiPr3 as Building Blocks for the Synthesis of Heterometallic Di‐ and Trinuclear Vinylidene‐Bridged Complexes.
Authors: WERNER H. , GARCIA ALONSO F. J. , OTTO H. , PETERS K. , VON SCHNERING H. G.
Published: May 2016

The vinylidene‐Rh title complexes (I) react with Fe2(CO)9 (II) to give the dinuclear complexes (III) as the main products and small amounts of the trinuclear clusters (IV).
ChemInform Abstract: Ligand Substitution Reactions of Dirhodium(II) Tetraacetate with Water‐Soluble Phosphines.
Authors: AQUINO M. A. S. , MACARTNEY D. H.
Published: May 2016

The kinetics and the mechanism of the axial ligand substitution reactions of Rh2(O‐Ac)4(H2O)2 with a series of water‐soluble alkyl‐ and aryl‐phosphines (I) and (II) are investigated.
ChemInform Abstract: cis‐Diamminediaquaplatinum(II) Selectivity for GpG: Influence of the Adjacent Base on the First Platination Step.
Authors: LAOUI A. , KOZELKA J. , CHOTTARD J.‐C.
Published: May 2016

Rate constants for the first platination of XpG and GpX dinucleotides (X: G, A, C) by cis‐(Pt(NH3)2(OH2)2)2+ are measured, analyzed, and interpreted by molecular mechanics modeling of the pentacoordinated reaction intermediate.
ChemInform Abstract: Trichloroamine Complexes of Platinum: Preparation, Crystal Structure and Solution Behavior of Cytosinium Trichlorocytosineplatinate(II).
Authors: JAWORSKI S. , SCHOELLHORN H. + , EISENMANN P. , THEWALT U. , LIPPERT B.
Published: May 2016

The title complex (III) crystallizes in the space group P1 with Z=2.
ChemInform Abstract: The Synthesis of Methyl (15S)‐16‐Hydroxydehyroabietate and Its (15R)‐Epimer.
Authors: MATSUMOTO T. , IMAI S. , HAYASHI N.
Published: May 2016

Methyl (+)‐dehydroabietate (I) is transformed to the separable mixture of the benzoyl ethers (Va)/(Vb) as shown.
ChemInform Abstract: Biologically Active Glycosides from Asteroidea. Part 16. Steroid Oligoglycosides from the Starfish Asterina pectinifera Mueller et Troschel. Part 3. Structures of Two New Oligoglycoside Sulfates, Pectiniosides E and F, and Biological Activities of the Six New Pectiniosides.
Authors: DUBOIS M.‐A. , HIGUCHI R. , KOMORI T. , SASAKI T.
Published: May 2016

The structures of the title compounds (I) (E) and (II) (F) are established on the basis of chemical and physical studies.
ChemInform Abstract: Absorption and Luminescence Spectroscopy of Eu3+ in Lead Silicate Glasses
Authors: FERMI F. , TELLINI L. , INGLETTO G. , VINATTIERI A. , BETTINELLI M.
Published: May 2016

indicate that the Eu3+ ions occupy two different sites of low symmetry of the host structure.
ChemInform Abstract: Chemical Interaction and Glass Formation in the System As2Se3‐Tl2Te.
Authors: ALIEV I. I. , ALIEV O. M. , RUSTAMOV G. P. , IL'YASOV T. M.
Published: May 2016

The system specified in the title is investigated for the first time.
ChemInform Abstract: Pillaring of Layered Zirconium and Titanium Phosphates.
Authors: CLEARFIELD A. , ROBERTS B. D.
Published: May 2016

Attempts to prepare robust pillars of clays and nonsilicious compounds are carried out in order to obtain new catalytically active large‐pore structures having a range of acidic and shape‐selective properties.
ChemInform Abstract: Higher Oxides of Praseodymium and Neodymium.
Authors: SAVIN V. D. , ELYUTIN A. V. , MIKHAILOVA N. P. , EREMENKO Z. V.
Published: May 2016

The oxides Pr2O5, Nd2O5 and Nd6O11 are prepared for the first time in pure state.
ChemInform Abstract: 1,3‐Bis(m‐nitrophenyl)urea: An Exceptionally Good Complexing Agent for Proton Acceptors.
Authors: ETTER M. C. , PANUNTO T. W.
Published: May 2016

The urea (I) forms 1:1 cocrystals with a wide variety of proton acceptors such as THF, Et2O, dioxane, acetone, DMSO, Ph3PO, MeCN.
ChemInform Abstract: Heterocyclic N‐Oxide Ligands: A Thermochemical Study of Adducts with Zinc, Cadmium, and Mercury Chlorides.
Authors: DA SILVA M. L. C. P. , CHAGAS A. P. , AIROLDI C.
Published: May 2016

The standard molar enthalpies of formation of the adducts of ZnCl2, CdCl2 and HgCl2 with pyridine N‐oxide and 2,2'‐bipyridine N,N'‐dioxide are determined.
ChemInform Abstract: Synthesis and Reactions of Some New 5‐Arylidene‐1‐aryl‐3‐oxo‐2‐indancarboxanilide Derivatives.
Authors: HABIB O. M. O. , ABD EL‐GAWAD I. I. , BADAWY D. S.
Published: May 2016

The diarylidenecyclopentenone (I) is coupled with the anilides (III) which are treated with a large number of nucleophiles, yielding various anellated heterocyclic systems as shown in the reaction scheme.
ChemInform Abstract: Oxidation of Enol Ethers by Metal(VI) Oxide Diperoxides.
Authors: CURCI R. , LOPEZ L. , TROISI L. , RASHID S. M. K. , SCHAAP A. P.
Published: May 2016

The methoxymethyleneadamantanes (I) are oxidized with chromium(VI) or molybdenum(VI) oxoperoxo pyridine complexes to produces mixtures of the 1,2‐dioxetanes (II), the oxiranes (III), adamantanone (IV), and the esters (V).
ChemInform Abstract: Reductive Defluorination of Perfluoropropylene Trimer and Polyfluoro‐δ9(10)‐octalin by “Cr‐H”.
Authors: HUANG Y.‐Z. , ZHOU J.‐Q.
Published: May 2016

The perfluoropropylene trimer (I) is reductively defluorinated with tri‐n‐butylchromium in the presence of the regioisomer (II) to form an unseparable mixture of the perfluoro dienes (III) and (IV).
ChemInform Abstract: Activation of Reducing Agents. Sodium Hydride‐Containing Complex Reducing Agents. Part 26. New Efficient Desulfurizing Nickel‐Containing Reagents.
Authors: BECKER S. , FORT Y. , VANDERESSE R. , CAUBERE P.
Published: May 2016

The complex reducing agent NICRA, generated from nickel diacetate, sodium hydride, and tert‐amyl alcohol, is employed in the desulfuration of sulfur containing heterocycles, of dithioacetals and sulfoxides or sulfones.
ChemInform Abstract: Cycloaddition Reactions of 1‐Ethoxy‐3‐trimethylsilyl‐1‐propyne with α‐Halogenated Ketones. One‐Step Synthesis of Conjugated Diene Diesters.
Authors: PORNET J. , RAYADH A. , MIGINIAC L.
Published: May 2016

The α‐halo ketones (I), (IV), (VI), and (VIII) react with the silylpropyne (II) mentioned in the title in the presence of titanium tetrachloride to yield the butadienes (III), (V), (VII), or (IX) via cyclic intermediates.
ChemInform Abstract: Reaction of Quaternary Ammonium Salts Containing Polyfluoroalkyl Groups. Part 3. Synthesis and Reactions of (1H,1H,ωH‐Perfluoroalkyl)trimethylammonium Halides.
Authors: YAMANAKA H. , GANBAYASHI H. , KUWABARA M. , FUKUNISHI K. , NOMURA M.
Published: May 2016

Reaction of the N,N‐dimethylfluoroalkylamines (I) with methyl iodide (II) produces satisfactory yields of the quaternary ammonium iodides (III), whereas reaction of (I) with ethyl or propyl iodide gives only poor to moderate yields of the corresponding quaternary salts.
ChemInform Abstract: Enantiomeric Synthesis of Polysubstituted Furans by Stereoselective Intramolecular Bromoetherification.
Authors: TONN C. E. , PALAZON J. M. , RUIZ‐PEREZ C. , RODRIGUEZ M. L. , MARTIN V. S.
Published: May 2016

Bromination of the E‐configurated unsaturated tetrol trisether (II) results in cyclization, forming the tetrahydrofurans (III) and (IV).
ChemInform Abstract: Cyclopenta(c)pyran and Its 6‐tert.‐Butyl Derivative.
Authors: KAEMPCHEN T. + , MODDELMOG G. , SCHULZ D. , SEITZ G.
Published: May 2016

The tert.‐butyl title derivative (Va) is obtained by a 3‐step synthesis starting from tert.‐butylcyclopentadiene (I).
ChemInform Abstract: Syntheses and Gastric Acid Antisecretory Properties of the H2‐Receptor Antagonist. N‐(3‐(3‐(1‐Piperidinylmethyl)phenoxy)propyl)thieno(3,4‐d)isothiazol‐3‐amine 1,1‐Dioxide and Related Derivatives.
Authors: SANTILLI A. A. , SCOTESE A. C. , MORRIS R. L. , SCHIEHSER G. A. , TELLER D. M. , NIELSEN S. T. , STRIKE D. P.
Published: May 2016

Sulfuration of the thienoisothiazolone (I) with phosphorus pentasulfide forms the corresponding thione (II) which is then methylated to give the methyl sulfide (IV).
ChemInform Abstract: 4‐Hydroxy‐3‐quinolinecarboxamides with Antiarthritic and Analgesic Activities.
Authors: CLEMENCE F. , LE MARTRET O. , DELEVALLEE F. , BENZONI J. , JOUANEN A. , JOUQUEY S. , MOUREN M. , DERAEDT R.
Published: May 2016

The N'‐2‐thiazolyl‐4‐hydroxyquinolinecarboxamides (III) and (VI) are prepared by coupling of the quinolinecarboxylic acids (I) or the acyl chlorides (V) with 2‐aminothiazole (II).
ChemInform Abstract: Syntheses and Structures of Two New Dibenzobicyclic Phenylboronates.
Authors: FARFAN N. , JOSEPH‐NATHAN P. , CHIQUETE L. M. , CONTRERAS R.
Published: May 2016

Cyclocondensation of the di(o‐hydroxyphenyl)amines (I) with phenylboronic acid (II) leads to the formation of the title compounds (III).
ChemInform Abstract: Synthesis and Structure of (NaTi(2,6‐Me2C6H3O)4(Py))2: A Dimeric Compound Containing a Novel Phenoxide Bridge.
Authors: DURFEE L. D. , FANWICK P. E. , ROTHWELL I. P.
Published: May 2016

The reduction of the Ti(IV) aryloxide (I) with one equiv. Na/Hg and subsequent treatment with pyridine (III) give the title complex (IV).
ChemInform Abstract: Synthesis and Reactivity of Mononuclear Molybdenum Phosphido Complexes, (Mo(CO)2(P(Cl)R)(η‐C5H5)) (R: CH(SiMe3)2 or Cyclic NCMe2CH2CH2CH2CMe2). X‐Ray Crystal Structures of Cyclic (Mo(CO)2(P(X)(NCMe2CH2CH2CH2CMe2))(η‐C5H5)) (X: Cl or NMe2) and (Mo2(CO)4(μ‐P2(CH(SiMe3)2)2)(η‐C5H5)2).
Authors: COWLEY A. H. , GIOLANDO D. M. , NUNN C. M. , PAKULSKI M. , WESTMORELAND D. , NORMAN N. C.
Published: May 2016

The reaction of (I) with (II) in different solvents affords the complexes (III), containing a three‐electron donor phosphido ligand featuring Mo‐P multiple bonding and a trigonal‐planar configuration at the P‐atom.
ChemInform Abstract: Synthesis, Characterization, and Reactivity of New Mononitrosyl Complexes of Ruthenium Containing 2‐(Arylazo)pyridines: Examples of Strongly Electrophilic Nitrosyls.
Authors: DEB A. K. , PAUL P. C. , GOSWAMI S.
Published: May 2016

The mononitrosyl‐Ru(II) complexes (IV) are synthesized via their dinitro precursors (III) according to the scheme.
ChemInform Abstract: Synthesis and Reactions of Dinuclear Palladium Complexes Containing Methyls and Hydride on Adjacent Palladium Centers: Reductive Elimination and Carbonylation Reactions.
Authors: YOUNG S. J. , KELLENBERGER B. , REIBENSPIES J. H. , HIMMEL S. E. , MANNING M. , ANDERSON O. P. , STILLE J. K.
Published: May 2016

The transmetalation reaction of AlMe3 (II) with the Pd dimer (I) at ‐78 °C gives the intermediate (III) which disproportionate at ca. 10 °C to yield the trans‐face‐to‐face Pd dimer (IV) and some Pd2Cl2(μ‐CH2)(μ‐Ph2PCH2PPh2)2.
ChemInform Abstract: Isoquinoline Quinones. Preparation of Saframycin Intermediates and a Total Synthesis of Mimosamycin.
Authors: PARKER K. A. , CASTEEL D. A.
Published: May 2016

Reaction of the quinone monoacetal (I) with potassium cyanide (II) yields the benzonitrile (III) which is alkylated with the allyl halides (IV) to form the allyl phenyl ethers (V).
ChemInform Abstract: UV Photoelectron Spectrum of NO‐ 2.
Authors: ERVIN K. M. , HO J. , LINEBERGER W. C.
Published: May 2016

The 351‐nm PE spectrum of NO2‐ is reported.
ChemInform Abstract: Pseudohalogeno Metal Compounds. Part 71. Hexaazidoplumbate(IV). Crystal Structure of (AsPh4)2(Pb(N3)6).
Authors: POLBORN K. , LEIDL E. , BECK W.
Published: May 2016

The title compound (IV), obtained as outlined in the scheme (no yield given), crystallizes in the space group P1 with Z=1.
ChemInform Abstract: In situ Neutron Powder Diffraction Measurements of the Absorption and Desorption of Hydrogen (Deuterium) in (La,Ce)Ni2 Compounds; Amorphization and Recrystallization.
Authors: PAUL‐BONCOUR V. , LARTIGUE C. , PERCHERON‐GUEGAN A. , ACHARD J. C. , PANNETIER J.
Published: May 2016

Structural changes occurring in (La,Ce)Ni2 Laves phases during absorption of hydrogen and deuterium are studied by XRD at 20, 90, and 120 °C and by time‐resolved neutron powder diffraction at room temperature.
ChemInform Abstract: Structure of Potassium Tetraperoxotungstate(VI), K2(W(O2)4).
Authors: STOMBERG R.
Published: May 2016

The title compound (III) crystallizes in the rhombohedral space group R3c with Z = 6 (single crystal XRD).
ChemInform Abstract: The Polymorphism of In2Se3
Authors: LUTZ H. D. , FISCHER M. , BALDUS H.‐P. , BLACHNIK R.
Published: May 2016

is reinvestigated by high‐temp.
ChemInform Abstract: Effects of Organic Compounds Used in Preparing V/Ti Binary Phosphate Catalysts.
Authors: AI M.
Published: May 2016

V/Ti/P catalysts of an atomic ratio of 1/2/5.5 (i.e.
ChemInform Abstract: Coordination Chemistry of Gold(I) with Cyanide and 1‐Methylpyridine‐2‐thione. Kinetis and Thermodynamics of Ligand Exchange at Gold(I) in Aqueous Solution.
Authors: DICKSON P. N. , WEHRLI A. , GEIER G.
Published: May 2016

The equilibrium constants for the stepwise cyanide substitution at Au(CN)‐ 2 by 1‐methylpyridine‐2‐thione are determined in acidic solution by UV spectroscopy.
ChemInform Abstract: The Mechanism of Two Reactions Leading to Isomeric 2‐(N,N‐Disubstituted Amino)thiazol‐5‐yl Ketones.
Authors: CHALLACOMBE K. , LEACH S. E. , PLACKETT S. J. , MEAKINS G. D.
Published: May 2016

The two types of condensation reactions shown in the scheme proceed through a common intermediate (III) in the presence of base.
ChemInform Abstract: Thionation Reactions of Diacylketene Thioacetals with the Lawesson Reagent and Analogues.
Authors: KHAN A. Z.‐Q. , SANDSTROEM J. +
Published: May 2016

The title reaction is successfully carried out in the case of the thioacetals (I).
ChemInform Abstract: Unusual Steroselection in the Reaction of Dianions Derived from 1‐Phenylsulfonylalkan‐2‐ols with Electrophilic Reagents.
Authors: TANIKAGA R. , HOSOYA K. , KAJI A.
Published: May 2016

In contrast to the corresponding reaction of β‐hydroxy esters or sulfoxides, the alkylation of dianions generated from the title compounds (I) and (VI) yields the sterically more crowded erythro isomers as major products.
ChemInform Abstract: Synthesis of Chirally Deuteriated Phthalimidopropanols and Evaluation of Their Absolute Stereochemistry.
Authors: PRABHAKARAN P. C. , GOULD S. J. , ORR G. R. , COWARD J. K.
Published: May 2016

In order to probe the stereochemistry involved in the biosynthesis of acivicin and blasticidin and in the reaction catalyzed by the enzyme spermidine synthase (EC 2.51.16), ornithine, arginine and decarboxylated S‐adenosyl‐L‐methionine (dc SAM), each chirally deuterated at C‐3, are needed.
ChemInform Abstract: Superacid‐Catalyzed Near‐Quantitative Isomerization of C4n+6H4n+12 (n = 1‐3) Polycyclic Precursors to Diamondoid Cage Hydrocarbons Promoted by 1‐Haloadamantanes and Sonication.
Authors: FAROOQ O. , FARNIA S. M. F. , STEPHENSON M. , OLAH G. A.
Published: May 2016

Adamantanoid cage compounds such as (II), diamantane (IV), and triamantane (VI) are obtained by superacid catalyzed isomerization of the corresponding polycyclic hydrocarbons, e.g. by the use of triflic acid/boron triflate.
ChemInform Abstract: Synthesis of Enamides.
Authors: BRETTLE R. , MOSEDALE A. J.
Published: May 2016

Various Z‐enoic acids such as (I) are converted by the Curtius procedure into the isocyanate (V), which with MeOH (IV) yields the carbamate (VI).
ChemInform Abstract: Synthesis of m‐Terphenyl Derivatives in the Reaction of Some Chalcones with Malononitrile Catalyzed by Piperidine.
Authors: MIREK J.
Published: May 2016

The use of piperidine as catalyst in the reaction of the chalcones (I) with the dinitrile (II) leads to formation of the terphenyls (III).
ChemInform Abstract: Synthesis, Regioselective Deprotonation, and Stereoselective Alkylation of Fluoro Ketimines.
Authors: WELCH J. T. , SEPER K. W.
Published: May 2016

When fluoroacetone (II) is added dropwise to cyclohexylamine (III), only the stereoisomer (IV) of the corresponding α‐fluoro ketimine is formed.
ChemInform Abstract: A New Synthesis of Cyclopenta(a)phenanthrene and Its Carcinogenic Derivatives.
Authors: LEE H. , HARVEY R. G.
Published: May 2016

The Grignard compound (II) is coupled with the iodides (I) in the presence of polyphosphoric acid to give the ketones (III) which are cyclized and dehydrogenated, forming the cyclopentaphenanthrenes (IV).
ChemInform Abstract: Regioselective Synthesis of 2‐Pyrazolines and Pyrazoles from Ethyl α‐Cyanocinnamates.
Authors: HASSANEEN H. M. , MOUSA H. A. H. , EZMIRLY S. T. , SHAWALI A. S.
Published: May 2016

The cycloaddition of the nitrilimines (III) (in situ generated from the hydrazidoyl chlorides (I)) to the α‐cyano cinnamates (II) or (V) yields the products (IV) or (VII).
ChemInform Abstract: Synthesis of the Antihypertensive Agent 1‐(1‐Methylethyl)‐2‐(2‐(4‐(3‐trifluoromethylphenyl)‐1‐piperazinyl)ethyl)‐1H‐naphth(1,2‐d)imidazole Citrate.
Authors: TOJA E. , TRANI A.
Published: May 2016

2‐Nitro‐1‐naphthol (VI) is prepared from the sulfonate (I) by nitrosation, oxidation, and desulfonation.
ChemInform Abstract: Benzocrown Derivatives as Ionophores for Alkali Cations. Part 3. Synthesis of Ring‐Cleaved Analogues of Benzocrown Ethers. A Novel Method for Building Up Crown Ether Rings.
Authors: TOKE L. , BITTER I. , AGAI B. , HELL Z. , LINDNER E. , TOTH K. , HORVATH M. , SZOELLOSY A. + , HARFOUCH S. , PUNGOR E.
Published: May 2016

The ring‐cleaved benzocrown ether (III), prepared by a known procedure, shows some copper selectivity while, in contrast to its ring‐closed analogue, its potassium selectivity is poor.
ChemInform Abstract: Reactivity and Chemoselectivity of Primary Z‐β‐Enamino‐λ5‐phosphazenes Toward Electrophiles.
Authors: BARLUENGA J. , LOPEZ F. , PALACIOS F. , CANO F. H. , FOCES‐FOCES C.
Published: May 2016

The multifunctional character of Z‐β‐enamino‐λ5‐phosphazenes (I) and (VI) toward several electrophiles is shown.
ChemInform Abstract: The Pyridylseleno Group in Organic Synthesis. Part 5. Amidoseleniation of Alkenes.
Authors: TOSHIMITSU A. , HAYASHI G. , TERAO K. , UEMURA S.
Published: May 2016

A two‐step amidoseleniation reaction of electron‐rich alkenes or their derivatives such as (I) or (VII) affords the β‐acetamido‐alkyl‐2‐pyridyl selenides (V) or (XII) ((XIIb) (no yield given) exists as a ca. 1:1 cis/trans‐mixture).
ChemInform Abstract: Reactions of Coordinated Dinitrogen. Part 21. Synthesis of Mono(dinitrogen) Complexes of Molybdenum. Formation of Ammonia and Hydrazine.
Authors: GEORGE T. A. , TISDALE R. C.
Published: May 2016

Reduction of the complex (I) with sodium amalgam in the presence of the phosphine (II) and with a regulated amount of N2 (III) yields the Mo(0) complex (IV).
ChemInform Abstract: “One‐Pot” Fischer Synthesis of (2,3,3‐Trimethyl‐3H‐indol‐5‐yl)acetic Acid. Derivatives as Intermediates for Fluorescent Biolabels.
Authors: SOUTHWICK P. L. , CAIRNS J. G. , ERNST L. A. , WAGGONER A. S.
Published: May 2016

Cyclocondensation of the hydrazine (I) with the ketone (II) produces the indole derivative (III) mentioned in the title.
ChemInform Abstract: Asymmetric Synthesis. Part 16. Enantiomerically Pure Substituted Cyclopropane Amino Acid Precursors via the CN(R,S) Method.
Authors: AITKEN D. J. , ROYER J. , HUSSON H.‐P.
Published: May 2016

The N‐(cyanomethyl)oxazolidine (I) reacts with LDA and epibromohydrin (II) to give the N‐(cyanocyclopropyl)oxazolidines (III) which are isomerized to produce the bicyclic γ‐lactone (V) and the cyclopropanecarboxylate (VI).
ChemInform Abstract: Novel Phosphorane and Phosphonate Synthons for Vinyl Glycines.
Authors: BICKNELL A. J. , BURTON G. , ELDER J. S.
Published: May 2016

The bromopyruvates (I) and (IX) are converted to the corresponding methyl oxime ethers and then treated with triphenylphosphine (III) or trimethyl phosphite (X), yielding the phosphonium salt (IV) or the phosphonate (XI).
ChemInform Abstract: Facial Selectivity of the Intramolecular SN2′ Cyclization: Stereocontrolled Total Synthesis of Brevianamide B.
Authors: WILLIAMS R. M. , GLINKA T. , KWAST E.
Published: May 2016

In order to get insight in the biogenesis of brevianamide A and related compounds, the synthesis of the title compound is envisaged.
ChemInform Abstract: Insect Growth Regulators. Part 21. Synthesis of Juvenoids with the 5,5‐Dimethylcyclohex‐3‐en‐1‐yl System.
Authors: WAWRZENCZYK C. , LOCHYNSKI S.
Published: May 2016

The alcohol (II) is prepared starting from (+)‐3‐carene (I) via the bromide (VIII).
ChemInform Abstract: The “Normalizing Factor” for the Tomato Mutant chloronerva. Part 30. Synthesis of 3,4‐Seconicotianamine.
Authors: RIPPERGER H.
Published: May 2016

The title compound (IV) is synthesized as shown in the scheme by stepwise reductive alkylation of the methylalanine ester (I) with the compound (II).
ChemInform Abstract: A Novel Synthesis of Cyclobutane Monoterpenes, (.+‐.)‐Grandisol and (.+‐.)‐Lineatin.
Authors: KAMETANI T. , TOYA T. , UEDA K. , TSUBUKI M. , HONDA T.
Published: May 2016

The benzocyclobutene (I) is used as a common material for the synthesis of the ester (VIII) and the pyran (XVI).
ChemInform Abstract: A Flow‐Through Polarographic Detector for Species Forming Products Soluble in Mercury During Electrochemical Reduction.
Authors: TROJANEK A. , OPEKAR F. , HOLUB K.
Published: May 2016

Applying the polarographic detector mentioned in the title an improvement in the detection selectivity is achieved.
ChemInform Abstract: An Adsorption Water Purifier with in situ Photocatalytic Regeneration.
Authors: MATTHEWS R. W.
Published: May 2016

Simple devices are described for the purification of water combining adsorption of organic impurities with in situ regeneration of the adsorbent by photocatalytic oxidation of the adsorbed impurities.
ChemInform Abstract: Analytical Electron Microscopic Studies of Doped Dicalcium Silicates.
Authors: CHAN C.‐J. , KRIVEN W. M. , YOUNG J. F.
Published: May 2016

Ca2SiO4 samples are prepared using different CaO/SiO2 molar ratios (1.8, 2.0, 2.2) to which different amounts of K2O and Al2O3 are added as dopants.
ChemInform Abstract: Pseudorotation in Pentacoordinated Phosphorus Compounds. The Influence of the Conformational Transmission Effect on the Barriers to Pseudorotation in Cyclic Alkoxyphosphoranes
Authors: DE KEIJZER A. E. H. , KOOLE L. H. , BUCK H. M.
Published: May 2016

(1H and 31P NMR data as well as variable‐temp.
ChemInform Abstract: Protolysis of Cyclopropanes with Geminal Electronegative Substituents.
Authors: KOLSAKER P. , JENSEN A. K.
Published: May 2016

Protolysis of (II) in anhydrous HClO4 proceeds stereospecifically to give the γ‐lactone (I) via 1,3‐cleavage.
ChemInform Abstract: Photoisomerization of Some N‐Aryl α,β‐Unsaturated Iminium Salts.
Authors: PANKRATZ M. , CHILDS R. F.
Published: May 2016

Photochemically induced isomerization of the α,β‐unsaturated iminium salts (I) leads to the formation of a photostationary state consisting of the starting material (I) and the three photoisomers (II) ‐ (IV).
ChemInform Abstract: Addition of α‐Chlorobenzyl Benzoate to Alkenes.
Authors: BORODAEV S. V. , LUK'YANOV S. M.
Published: May 2016

In the presence of ZnCl2 the reaction between α‐chlorobenzyl benzoate (I) and the alkenes (II) yields the 1,3‐dioxanium trichlorozincates (III), which can be isolated as oily products.
ChemInform Abstract: Palladium‐Catalyzed Allylic Sulfinate‐Sulfone Rearrangements.
Authors: HIROI K. , MAKINO K.
Published: May 2016

The allylic alcohols (I) react with p‐toluenesulfinyl chloride (II) to give the allylic sulfinates (III) which are rearranged in the presence of a palladium(0) complex to yield mixtures of the allylic sulfones (IV) and (V).