bluuebunny/crossref_metadata_2025 huggingface dataset:
ChemInform Abstract: Manganese(III) Thiolate Chemistry: New Structural Types, Including the First Mixed‐Valence Metal Thiolate.
Authors: SEELA J. L. , FOLTING K. , WANG R.‐J. , HUFFMAN J. C. , CHRISTOU G. , CHANG H.‐R. , HENDRICKSON D. N.
Published: May 2016

The reactions of MnClz with disodium ethane‐ 1,2‐dithio1ate/Na imidazolate/NMe4Cl or with trisodium propane‐1,2,3‐trithiolate/[PhCH2NEt3]Br or with disodium propane‐ 1 ,3‐dithiolate/PPh4Br in ethanol followed by air oxidation afford the binuclear Mn(III) dithiolates (I) or (II), or the trinuclear mixed‐valence Mn(III),Mn(II),Mn(III) product (III).
ChemInform Abstract: Synthesis and Structures of Distibene (RSb = SbR) and Bridging Stibinidene (RSb) Iron Complexes.
Authors: COWLEY A. H. , NORMAN N. C. , PAKULSKI M. , BRICKER D. L. , RUSSELL D. H.
Published: May 2016

The equimolar reaction of the stibine (I) with Na2Fe(CO)4 affords the distibene complex (II) and the "closed" stibinidene complex (III).
ChemInform Abstract: Spectral and Electrochemical ldentification of Iron(IV)‐Oxo Porphyrin and Iron(IV)‐Oxo Porphyrin n‐Cation Species.
Authors: CALDERWOOD T. S. , LEE W. A. , BRUICE T. C.
Published: May 2016

Complex (I) undergoes two reversible one‐electron oxidations.
ChemInform Abstract: Metallocalixarenes: Syntheses and X‐Ray Crystal Structures of Titanium(IV), Iron(III), and Cobalt(II) Complexes of p‐tert.‐Butylcalix[4]arene.
Authors: OLMSTEAD M. M. , SIGEL G. , HOPE H. , XU X. , POWER P. P.
Published: May 2016

The reactions of the metal amides Ti(NMe2)4, Fe N(SiMe3)2 3 and [Co N(SiMe3)2 2]2 with the title compound in toluene or toluene/n‐hexane result in the isolation and structural characterization of the first three G‐bonded transition‐metal derivatives (I), (II) and (III) of a calixarene.
ChemInform Abstract: Metal ‐ Metal Bonds Involving Actinides. Synthesis and Characterization of a Complex Having an Unsupported Actinide to Transition‐Metal Bond.
Authors: STERNAL R. S. , BROCK C. P. , MARKS T. J.
Published: May 2016

The reaction shown in the scheme affords the air‐sensitive ThRu complexes (III).
ChemInform Abstract: New Mode of Ligation for 1,3‐Butadiene to Two Metal Centers. Synthesis and Structure of [{(iPr)2PCH2CH2CH2P(iPr)2}Rh]2(μ‐η3‐η3‐C4H6 ): A Partial Butadiene Sandwich.
Authors: FRYZUK M. D. , PIERS W. E. , RETTIG S. J.
Published: May 2016

The binuclear hydride complex (I) reacts with 1,3‐butadiene to yield two rhodium containing products, the major isolated complex (III) along with a syn/ anti (1:4) mixture of the 113‐allyl derivatives (IV).
ChemInform Abstract: Study of Intramolecular Sensitization and Other Excited‐State Pathways in Orthometallated Azobenzene Complexes of Palladium(II).
Authors: WAKATSUKI Y. , YAMAZAKI H. , GRUTSCH P. A. , SANTHANAM M. , KUTAL C.
Published: May 2016

Orthopalladation of the azobenzene (Ia) occurs preferentially in the ring containing the most electron density, leading to (IIa).
ChemInform Abstract: Pyrazolyl‐Bridged Iridium Dimers. Part 10. Sequential Addition at the Metal Centers in a Diiridium Configuration.
Authors: FJELDSTED D. O. K. , STOBART S. R. , ZAWOROTKO M. J.
Published: May 2016

Addition of NOBF4 to the Ir(I) dimer (I) results in the product (II), which is deduced to be a cationic diiridium nitrosyl complex with a bent nitrosyl group on the basis of IR and NMR spectroscopy and single‐crystal X‐ray structure determination (space group P21/n with Z=4).
ChemInform Abstract: Reaction of Trioxodinitrate(II) with Hemoglobin and Myoglobin.
Authors: BAZYLINSKI D. A. , GORETSKI J. , HOLLOCHER T. C.
Published: May 2016

The reactions of hemoglobin or myoglobin with trioxodinitrate monoanion NH2O3′ have been studied in anaerobic potassium phosphate buffer at pH 7 and 25°C. The kinetics of the reaction have been determined.
ChemInform Abstract: Synthesis of Stereoisomeric 4,9a‐Dimethylhydrodicyclopenta[a,d]cycloocten‐1‐ones Related to the Ophiobolins and Ceroplastins via Annelative Ring Expansion of Hydrindene Precursors.
Authors: COATES R. M. , MUSKOPF J. W. , SENTER P. A.
Published: May 2016

Aus dem Octalindion (I) wird in der angegebenen Weise der Aldehyd (VII) hergestellt und weiter über Grignard‐Reaktionen mit (VIII) zu den jeweils als Gemische zweier stereoisomeren Addukte vorliegenden Verbindungen (IXa)‐(IXc) umgesetzt.
ChemInform Abstract: On Steroids. Part 317. Preparation of 3‐Carboxypropanoates of Digitoxin and Digoxin and Their Conjugates with L‐Tyrosine.
Authors: DRASAR P. , POUZAR V. , CERNY I. , HAVEL M. , TURECEK F. , SCHMIEDOVA D. , VERES K.
Published: May 2016

Digitoxin (Ia) and digoxin (Ib) are converted to the title compounds (IV) and (VI) by the sequence shown in the scheme [reaction conditions of (I)‐(III) had to be modified for (Ib) so as to avoid the formation of di‐ and multi‐acylated products].
ChemInform Abstract: Diels‐Alder Reaction of 16‐Dihydropregnenolone Acetate with 1,2‐Dimethylene Cyclobutane.
Authors: KAMERNITSKII A. V. , IGNATOV V. N. , LEVINA I. S. , BOGDANOV V. S. , CHEREPANOVA E. G.
Published: May 2016

16‐Dehydropregnenolon (I) reagiert mit 1,2‐Dimethylencyclobutan (II) in Gegenwart von AlCl3 zu dem Diels‐Alder‐Addukt (III).
ChemInform Abstract: Synthetic Studies of Rifamycins. Part 8. An Improved Practical Synthesis of the Ansa‐chain Compounds for the Rifamycin W Synthesis.
Authors: NAKATA M. , TOSHIMA K. , KAI T. , KINOSHITA M.
Published: May 2016

The improved practical synthesis of the acetal (XIVb), a useful synthetic Segment for the rifamycinW ansachain, starts from the deoxy‐C‐methyl‐altropyranoside (Ia) which is converted to the key intermediate (VIIc).
ChemInform Abstract: Enantioselective Total Synthesis of (+)‐Pumiliotoxin A.
Authors: OVERMAN L. E. , LIN N.‐H.
Published: May 2016

Im Zusammenhang mit einer Totalsynthese für (+)‐Pumiliotoxin A (VI) wird (V) in einer enantioselektiven Reaktionsfolge aus dem ungesättigten Alkohol (Ia) hergestellt.
ChemInform Abstract: Olefin Cyclization Initiated by α‐Thiocarbocation: A Novel Route to Pyrrolizidine Alkaloids.
Authors: ISHIBASHI H. , SATO K. , MARUYAMA K. , IKEDA M. , TAMURA Y.
Published: May 2016

Das aus dem Enaminoester (I) über die N‐Acylverbindung (II) dargestellte Sulfoxid (III) cyclisiert unter den angegebenen Bedingungen zum Pyrrolizidin‐Derivat (IV), aus dem reduktiv (V) erhalten wird.
ChemInform Abstract: The 2′‐Hydroxyl Function Assisted Cleavage of the Internucleotide Phosphotriester Bond of a Ribonucleotide Under Acidic Conditions.
Authors: PATHAK T. , CHATTOPADHYAYA J.
Published: May 2016

Die Stabilität der internucleotidischen Phosphotriesterbindung der Substrate (IIIb) [dargestellt aus (Ia) über die Stufen (Ib), (Ic) und (IIIa)], (VIIa) [zugänglich aus (Ic)] bzw. (Id) [ebenfalls aus (Ic)] während der sauren Abspaltung einer säurelabilen 2′‐Gruppe wird vergleichend untersucht.
ChemInform Abstract: Use of 2‐Phenylsulfonylethyl as a Phosphate Protecting Group in DNA Synthesis Using the Phosphite‐Triester Approach.
Authors: BALGOBIN N. , CHATTOPADHYAYA J.
Published: May 2016

Es wird gezeigt, daß die Titelschutzgruppe, die sich leicht mit dem Reagens (II) in Nucleoside (I) einführen läßt, a) die entstandenen Bausteine (IIIa), (IIIb) stabilisiert und ‐ verglichen mit den Analogen (IIIc) ‐ ihre Löslichkeit in einem lipophilen Medium (MeCN) ‐ bei etwa gleichbleibender Reaktivität ‐ erhöht [die Löslichkeit von (IIIb) ist sogar 3mal höher als die der Vergleichssubstanz (IV)], und b) daß sie bequem zusammen mit anderen basenlabilen Schutzgruppen in einem Schritt mit wäßrigem NH; abgespalten werden kann.
ChemInform Abstract: Synthesis of the Benzyl Ether of Virginiamycin S1.
Authors: KESSLER H. , KUEHN M. + , LOESCHNER T. +
Published: May 2016

Kupplungsreaktion der Derivate (Ia) oder (Ib) mit dem Tripeptidbaustein (II) (Darstellung beschrieben) führt zu den Depsipeptiden (IIIa) bzw. (IIIb), die zu (IIIc) [aus (IIIb)] bzw. (IIId) [aus (IIIa)] deblockiert werden.
ChemInform Abstract: Thermal Properties of Barium Hexavanadates.
Authors: ZURKOVA L. , SUCHA V.
Published: May 2016

The thermal dehydration of BaV6O,6‐5 H2O(I) is a continuous process, whereas the release of water from Ba(HV6O,6)2 ‐ 7 H2O (II) proceeds in three steps.
ChemInform Abstract: 57Fe Mössbauer Study of Selected Binary and Ternary Vanadium Sulfides.
Authors: BENSCH W. , SCHLOEGL R. + , AMBERGER E.
Published: May 2016

Mössbauer data recorded at 298 and 78 K for V3‐,Fe"S4 (I) (x: 0.5 and 1.0), V5‐,Fe,S3 (II) (x: 0.5 and 1.0), and data for the new compounds T′lo‐95V4FeS3 (III) and TIo‐77V5FeS3 (IV) are presented and discussed in comparison with the structures and magnetic susceptibility measurements.
ChemInform Abstract: Polycrystalline Photoelectrodes of Mixed Sulphides of Antimony and Bismuth.
Authors: CHOMIER P. , MOSONI L. , ROUBIN M. , PHILIPPE R. , CHARBONNIER M. , ROMAND M.
Published: May 2016

Optimized conditions (reaction time, temp., HZS flow) for the preparation of polycrystalline thin layers of Bi,Sb2‐"S3 (0 ä x ä 2) by gas‐solid reaction are determined.
ChemInform Abstract: Studies on Singlet Oxygen in Aqueous Solution. Part 4. The ′Spontaneous′ and Catalysed Decomposition of Hydrogen Peroxide.
Authors: EVANS D. F. , UPTON M. W.
Published: May 2016

The H2O2 decomposition in alkaline solution has been studied in the presence of a chelating agent.
ChemInform Abstract: Kinetic Study of the Gas‐phase Thermolysis of Tetraborane(10).
Authors: GREATREX R. , GREENWOOD N. N. , POTTER C. D.
Published: May 2016

The kinetics of the initial reaction of thermal B4H10, decomposition has been studied in detail at four temp. in the range 313‐351 K using a mass spectrometric technique which allows all volatile components (including H2) to be monitored continuously.
ChemInform Abstract: Hydrazinium as a Ligand: Structural, Thermal, Spectroscopic, and Magnetic Studies of Hydrazinium Lanthanide Di‐sulphate Monohydrates.
Authors: GOVINDARAJAN S. , PATIL K. C. , MANOHAR H. , WERNER P.‐E.
Published: May 2016

The hydrazinium complexes (III) were prepared as shown and investigated by IR and electronic spectroscopy, thermal analysis, and magnetic susceptibility measurements.
ChemInform Abstract: Gas‐Phase Structure of Perfluoronitrosocyclobutane.
Authors: MARSDEN H. M. , OBERHAMMER H. , SHREEVE J. M.
Published: May 2016

The structure of (I) is established by electron diffraction measurements.
ChemInform Abstract: Electrochemical Oxidation of Olefins Using N‐Hydroxyphthalimide as a Mediator.
Authors: MASUI M. , HOSOMI K. , TSUCHIDA K. , OZAKI S.
Published: May 2016

Bei der elektrochemischen Oxidation der Olefine (I), (IV), (VII), (IX), (XII), (XIV) und (XVI) in Gegenwart von (II) als Mediator, der das Oxidations‐Potential verringert, werden die im Formelschema angegebenen Enone erhalten.
ChemInform Abstract: Solid‐State Aromatic SN2 Reactions: Displacement of the Nitro Moiety in Arenediazonium Salts.
Authors: TRIMMER R. W. , STOVER L. R. , SKJOLD A. C.
Published: May 2016

Das Zink‐Komplexsalz (I) von 2‐Nitro‐4‐chlor‐benzoldiazoniumchlorid lagert sich beim Erhitzen im festen Zustand um, indem die Nitrogruppe gegen Chlor ausgetauscht wird.
ChemInform Abstract: Triazolopyridines. Part 6. Ring Opening Reactions of Triazolopyridines.
Authors: JONES G. , MOUAT D. J. , TONKINSON D. J.
Published: May 2016

The triazole ring in the triazolopyridines (I), the triazoloquinoline (II), and the triazoloisoquinoline (III) can be opened with loss of nitrogen by the action of bromine, aqueous sulphuric acid, glacial acetic acid, or SeO2: The products from (Ig) and (II) with Br2 are the pyridine derivatives (IV) or (V), whereas (III) gives only the substitution product (VI).
ChemInform Abstract: Hydrogen Transfer Reactions. Part 10. Disproportionation of Ketones.
Authors: JAYAMANI M. , PILLAI C. N.
Published: May 2016

Eine Reihe von Ketonen wird bei 400°C über Al2O3 geleitet, wobei verschiedene Produkte gebildet werden.
ChemInform Abstract: Formation of Lactones via a Radical Ring Closure Mechanism.
Authors: BECKWITH A. L. J. , PIGOU P. E.
Published: May 2016

Durch eine radikalische Cyclisierung der Selenide (I) und (IV) entstehen Lactone (III) und (V).
ChemInform Abstract: Rearrangement Reactions of 1,3,6‐Triaryl‐lA‐dihydro‐s‐tetrazines Leading to 2,4‐Diarylquinazolines, 1‐Anilino‐3,5‐diaryl‐1H‐1,2,4‐triazoles, 1,3,5‐Triaryl‐1H‐ 1,2,4‐triazoles, and 2,5‐Diaryl‐1H‐1,3,4‐oxadiazoles.
Authors: HUNTER D. , NEILSON D. G. , WEAKLEY T. J. R.
Published: May 2016

The dihydrotetrazines (II) rearrange on heating to afford the triazoles (III) and the quinazolines (IV) as major products, accompanied in some cases by minor amounts of the triazole (V) and the triazine (VI).
ChemInform Abstract: Anionic Oxycope Rearrangements in Acetylenic Spiro Systems.
Authors: RAVIKUMAR V. T. , RAJAGOPALAN K. , SWAMINATHAN S.
Published: May 2016

Aus dem spirocyclischen Diketon (I) erhält man mit Lithiumacetylid (II) das Addukt (III‐), das sich mit KH zum tricyclischen Diketon (IV) über diskutierte Zwischenstufen umlagert.
ChemInform Abstract: 1,3‐Dimethyl‐2‐phenylbenzimidazoline as an Efficient Reducing Agent.
Authors: CHIKASHITA H. , ITOH K.
Published: May 2016

Die Titelverbindung (III) läßt sich unter der Reaktionsbedingung A) als wirksames Reduktionsmittel für die (Juli‐ungesättigten Carbonylverbindungen (I), (IV) und (VI) einsetzen.
ChemInform Abstract: Diastereo‐ and Enantioselective Reduction of α,β‐Diketodithiane with the Baker′s Yeast.
Authors: FUJISAWA T. , KOJIMA E. , ITOH T. , SATO T.
Published: May 2016

Der Brenztraubensäureester (I) reagiert über das Ketal (II) mit Lithiodithian (III) nach Hydrolyse zum Diketon (V), das mit Bäcker‐Hefe zum Keton‐Alkohol (VI) und weiter zum anti‐Diol (VII) neben geringen Mengen der syn‐Verbindung (VIII) reduziert wird.
ChemInform Abstract: Vacuum Gas/Solid N‐Chlorination: Preparative Scale Synthesis of Volatile N‐Chloramines.
Authors: GUILLEMIN J. C. , DENIS J. M.
Published: May 2016

Durch Überleiten von primären und sekundären Aminen (I) und (III) über festes.
ChemInform Abstract: The Reaction of Dibenzylmercury with Arenes and Cyclohexene on Molecular Sieves.
Authors: AGIRBAS H. , JACKSON R. A.
Published: May 2016

Using molecular sieves, thermal decomposition of (I) brings about almost exclusively the benzylated product (II).
ChemInform Abstract: Highly Diastereoselective Reactions of (E)‐Cinnamyl Chloride with Aldehydes Mediated by Tin and Aluminium.
Authors: COXON J. M. , VAN EYK S. J. , STEEL P. J.
Published: May 2016

Cinnamylchlorid (II) reagiert mit zahlreichen Aldehyden(I) in Gegenwart von Sn/Al stereospezifisch zu den Addukten (III).
ChemInform Abstract: C‐Nitroso Compounds. Part 37. The Reactivity of α‐Chloronitroso Compounds Towards Organoaluminium Reagents.
Authors: LUB J. , BEEKES M. L. , DE BOER TH. J.
Published: May 2016

Das Verhalten der sterisch nicht oder wenig gehinderten α‐Chlornitrosoverbindungen (Ia)‐(Ie), der mäßig gehinderten (If)‐(Ih) und der stark gehinderten (Ii) und (Ij) gegenüber AlMe3 wird untersucht.
ChemInform Abstract: A Versatile Access to Unsymmetrical and Symmetrical α‐Diketones via Organotin Reagents.
Authors: VERLHAC J.‐B. , CHANSON E. , JOUSSEAUME B. , QUINTARD J. P.
Published: May 2016

Aus den Acyl‐tributylstannanen (I) und den Säurechloriden (II) erhält man in Gegenwart des Palladium‐Komplexes (III) die Diketone (IV) neben den Ketonen (V) und (VI) in unterschiedlichen Anteilen.
ChemInform Abstract: An Efficient Method for the Preparation of ω‐Bromoalkanols from α,ω‐Diols.
Authors: KANG S.‐K. , KIM W.‐S. , MOON B.‐H.
Published: May 2016

Reine w‐Bromalkohole (II) werden beim Erhitzen der Diole (I) mit 48%iger Bromwasserstoffsäure und Benzol am Wasserabscheider erhalten.
ChemInform Abstract: Synthesis of 2‐Substituted Bicyclo[2.1.0]pentanes from Bicyclo[3.1.0]hexan‐2‐one.
Authors: BROOK P. R. , BROPHY B. V.
Published: May 2016

Base‐catalysed condensation of (I) with ethyl formate (II) followed by treatment with diethylamine and tosyl azide gives the diazo compound (IV) in 55% overall yield.
ChemInform Abstract: Multistep Reversible Redox Systems. Part 46. N,N′‐Dicyanoquinonediimines ‐ a New Class of Compounds. Part 1. Synthesis and General Properties.
Authors: AUMUELLER A. + , HUENIG S. +
Published: May 2016

The title compounds (III)‐(V) are prepared by the reaction of (I) (or the corresponding naphtho‐ or anthraquinones) with (II) in the presence of TiCl4.
ChemInform Abstract: Lewis Acid Promoted Aldol Additions of α‐Thiosilylketene Acetals to a‐Alkoxy Aldehydes: Diastereoselective Synthesis of syn‐α‐Methylene‐β‐hydroxy‐γ‐alkoxy Esters.
Authors: BERNARDI A. , CARDANI S. , GENNARI C. , POLI G. , SCOLASTICO C.
Published: May 2016

Aus den Keten‐acetalen (I) erhält man mit den Aldehyden (II) bzw. (VI) über Addukte wie (III) durch Periodat‐Abbau die isomeren ungesättigten Alkohole (IV) und (V) bzw. (VII) und (VIII).
ChemInform Abstract: Chemistry of 1,2,4‐Trioxanes. Formation of 1,2‐Diol Monoesters.
Authors: JEFFORD C. W. , KOHMOTO S. , ROSSIER J.‐C. , BOUKOUVALAS J.
Published: May 2016

Unter 0‐0‐ Spaltung reagieren die Trioxane (I) mit Triethylamin zu den Hydroxyestern (II).
ChemInform Abstract: Cyclobutarenes. Part l. Synthesis of Cyclobutanaphthalene and Phenanthrene Derivatives.
Authors: SHEPHERD M. K.
Published: May 2016

Photobromination of the dimethyl naphthalene (I) and phenanthrene (IV) gives the tetrabromo derivatives (II)/ (III) (as an inseparable mixture of isomers) and (V) respectively.
ChemInform Abstract: Synthesis of Long‐Chain Epoxides by the Catalytic Cooxidation of Aldehydes and Olefins.
Authors: VINOGRADOV M. G. , KOVALEV I. N. , NIKISHIN G. I.
Published: May 2016

Die katalytische Epoxidierung von 1‐Hepten (I) in Gegenwart von Butyraldehyd führt zu dem Epoxid (II).
ChemInform Abstract: cis‐Bromination of a Non‐Conjugated Cyclic Alkene. Unprecedented Electrophilic Stereoselection by Means of a Remote SO2 Group.
Authors: CADOGAN J. I. G. , CAMERON D. K. , GOSNEY I. , HIGHCOCK R. M. , NEWLANDS S. F.
Published: May 2016

Bei der Bromaddition von (I) entsteht neben (IIa) unerwarteterweise das cis‐Dibromid (IIb).
ChemInform Abstract: Generation and Rearrangement of 4aH‐Carbazoles.
Authors: KULAGOWSKI J. J. , MOODY C. J. , REES C. W.
Published: May 2016

The benzotriazoles (I), which bear N‐aryl substituents with blocked o‐positions, are decomposed by flash vacuum pyrolysis according to method A) and by photolysis.
ChemInform Abstract: Preparation and Rearrangement of 6a‐Methyl‐6aH‐benzo[a]carbazole and 11b‐Methyl‐11bH‐benzo[c]carbazole.
Authors: KULAGOWSKI J. J. , MOODY C. J. , REES C. W.
Published: May 2016

The preparation of the relatively stable benzo derivatives of 4a‐methyl‐4aH‐carbazoles, the compounds (II) and (XII) and some of their reactions are described.
ChemInform Abstract: Reaction of Heteroaromatic Analogs of Homophthalic Anhydride: Synthesis of Hetero Analogs of peri‐Hydroxy Polycyclic Aromatic Compounds, Isocoumarins, Isoquinolinones and Related Compounds.
Authors: KITA Y. , MOHRI S. , TSUGOSHI T. , MAEDA H. , TAMURA Y.
Published: May 2016

Die Anionen der heteroanalogen Homophthalsäureanhydride (I) ergeben mit den Dienophilen (II) bzw. (IV) unter Abspaltung von CO2 die Cycloaddukte (III) bzw. (V).
ChemInform Abstract: Inner‐Sphere Synthesis of 2‐Imino‐3‐(2‐aminoethyl)thiazolidine in the Reaction of Bis[1‐(2‐aminoethyl)ethyleneimine]nickel(II) Thiocyanate with Ammonium Thiocyanate.
Authors: UKRAINTSEV V. B. , YAKOVLEV S. V. , KUKUSHKIN YU. N.
Published: May 2016

Bei der Umsetzung des Nickelkomplexes (I) mit Ammoniumrhodanid erhält man über komplexe Zwischenstufen, deren Strukturen diskutiert werden, das Thiazolidin (II).
ChemInform Abstract: A Novel and Efficient Synthesis of 5‐Substituted and 5,6‐Disubstituted 4‐Methyl Coumarins Using Organocerium(III) Reagents.
Authors: NAGASAWA K. , KANBARA H. , MATSUSHITA K. , ITO K.
Published: May 2016

Aus den Acetophenonen (I) er‐ V hält man mit der Ce‐Verbindung (II) die Addukte (III), die mit methanolischer HCl zu den Cumarinen (IV) führen.
ChemInform Abstract: Nitrogen Bridgehead Compounds. Part 52. Tautomerism of 9‐Formyltetrahydro‐4H‐pyrido[1,2‐a]pyrimidin‐4‐ones and Their Ring Homologues: a 1H, 13C, and 15N NMR Study.
Authors: TOTH G. , SZOELLOESY A. + , HERMECZ I. , HORVATH A. , MESZAROS Z.
Published: May 2016

An NMR study of the 9‐formyltetrahydropyrrol0‐, ‐pyrido‐, ‐azepino‐, and ‐azocino‐[1,2‐a]pyrimidin‐4‐ones (I) and of the corresponding derivatives with fixed enol ether (II) or enamine (III) structure is reported.
ChemInform Abstract: Reaction of Hypophosphoric Acid with Trialkylorthoformates.
Authors: LIVANTSOV M. V. , PRISHCHENKO A. A. , LUTSENKO I. F.
Published: May 2016

Die Umsetzung von unterphosphoriger Säure (I) mit Orthoameisensäure‐ estern (II) in Gegenwart von Bortrifluorid‐Etherat führt über die Dialkoxymethylphosphonigsäureester (III) zu den Phosphinsäureestern (IV).
ChemInform Abstract: Chemical and Electrochemical Reduction of Titanium(IV) Aryloxides.
Authors: DURFEE L. D. , LATESKY S. L. , ROTHWELL I. P. , HUFFMAN J. C. , FOLTING K.
Published: May 2016

Das Verhalten der wie aufgezeichnet dargestellten Aryloxide (III) bei der chemischen und elektrochemischen Reduktion wird speziell am Ti(IV)‐Derivat (IIIa) untersucht.
ChemInform Abstract: Synthesis, Mass and NMR (1H, 13C) Spectra of 1‐Adamantylgermatrane and Its C‐ Methyl Substituted Homologues.
Authors: GAR T. K. , CHERNYSHEVA O. N. , BOCHKAREV V. N. , CHERNYSHEV A. E. , TANDURA S. N. , KISIN A. V. , MIRONOV V. F.
Published: May 2016

Aus dem Adamantyl‐ethoxygerman (III) werden mit den Isopropanol/‐ethanolaminen (IV) die unsymmetrischen 1‐Adamantylgermatrane (V) hergestellt.
ChemInform Abstract: Kinetic Optical Resolution of Metal Complexes Through a Stereoselective Adsorption and Inhibition Mechanism Caused by Chiral Additives.
Authors: YAMANARI K. , SHIMURA Y.
Published: May 2016

Four kinds of conglomerates.
ChemInform Abstract: Binding of a Nickel(IV) Complex to a Polyion‐Modified Graphite Electrode: Electroprotic Equilibria.
Authors: MUKHERJEE R. , GOSWAMI S. , CHAKRAVORTY A.
Published: May 2016

The cationic Ni(IV)N6 complex (I) has been incorporated by ion‐exchange forces into poly(p‐styrenesulfonate) films attached to a basal pyrolytic graphite electrodesurface over the pH range 1‐9. Optimal binding is achieved in acidic solution (pH 3‐5).
ChemInform Abstract: Dynamical Skeletal Rearrangements in Transition‐Metal Clusters.
Authors: ADAMS R. D. , WANG S.
Published: May 2016

The molecular structure of the title Cluster (III) prepared as shown is established by a single‐crystal diffraction analysis (space group P2l/ c, Z=4).
ChemInform Abstract: Fungal Pigments. Part 50. Synthesis of Terphenylquinones via Methoxide‐catalyzed Rearrangement of Grevillin Derivatives.
Authors: LOHRISCH H.‐J. , SCHMIDT H. , STEGLICH W.
Published: May 2016

On treatment with methoxide, grevillin derivatives (I) rearrange to yield terphenylquinones or their analogues (II) [e.g.
ChemInform Abstract: Benzylidene Acetals of the D‐Ribonolactones: A Structural Reassessment.
Authors: BAGGETT N. , BUCHANAN J. G. , FATAH M. Y. , LACHUT C. H. , MCCULLOUGH K. J. , WEBBER J. M.
Published: May 2016

Das D‐ Ribonolacton (I) reagiert mit Benzaldehyd nicht zum Acetal (IV), sondern zu 1,5‐Lactonen (II).
ChemInform Abstract: Enantioselective Synthesis of (+)‐Citreoviral Using Asymmetrie Hydroxylation of Tiglate Esters.
Authors: HATAKEYAMA S. , MATSUI Y. , SUZUKI M. , SAKURAI K. , TAKANO S.
Published: May 2016

Aus den optisch aktiven Alkoholen (I) entstehen die Ester (III), deren Hydroxylierung zu den Diastereomeren (IV) und (V) führt.
ChemInform Abstract: Theoretical Determination of Molecular Structure and Conformation.
Authors: CREMER D. , KRAKA E.
Published: May 2016

Ab initio calculations carried out for the title ions indicate that these ions are most stable in the form of AHn‐solvated H‐ ions.
ChemInform Abstract: Correlations Between the Distribution of Fe2+ Ions and Their Reactivity in the Presence of Oxygen in Fine ‐Grained Titanomagnetites.
Authors: GILLOT B. , JEMMALI F. , CLERC L. , ROUSSET A.
Published: May 2016

During oxidation of the titanium substituted magnetites Fe3‐"TixO4 (0 x 1) the availability for oxidation of the Fe" ions in the tetrahedral sites is much less than that for the octahedral sites.
ChemInform Abstract: Thermal Effects on the Optical Spectra of Al2O3 :Ti3+.
Authors: POWELL R. C. , VENIKOUAS G. E. , XI L. , TYMINSKI J. K. , KOKTA M. R.
Published: May 2016

Thermal effects on the fluorescence spectra of Ti" in sapphire have been investigated.
ChemInform Abstract: Studies on the Fe2O3‐ V2O5 System.
Authors: WALCZAK J. , ZIOLKOWSKI J. , KURZAWA M. , OSTEN‐SACKEN J. , LYSIO M.
Published: May 2016

The phase diagram of the title system is determined (DTA, XRD).
ChemInform Abstract: Evaluation of anti‐Corrosive Properties of Poly(phenylene oxide) Films Obtained by Electropolymerisation Onto Mild Steel.
Authors: PHAM MINH‐CHAU PHAM MINH‐CHAU , MOURCEL P. , LACAZE P.‐C. , DUBOIS J.‐E.
Published: May 2016

It is shown, that poly(phenylene oxide) films, deposited onto mild steel electrodes, can diminish considerably the diffusion of oxygen towards the metal surface.
ChemInform Abstract: The Disproportionation of HBrO2, Key Species of the Belousov‐Zhabotinskii Oscillating Reaction.
Authors: ARIESE F. , UNGVARAI‐NAGY Z.
Published: May 2016

The rate constant of the disproportionation of HBrO2, yielding HBrO3 and HOBr, is measured spectrophotometrically at 240 nm.
ChemInform Abstract: The Chemistry of Heteroarylphosphorus Compounds. Part 16. Unusual Substituent Effects on Selenium‐77 Nuclear Magnetic Resonance Chemical Shifts of Heteroaryl‐ and Aryl‐phosphine Selenides.
Authors: ALLEN D. W. , NOWELL I. W. , TAYLOR B. F.
Published: May 2016

The crystals of tris(2‐furyl)phosphine selenide (I) belong to the space group Cc with Z=4.
ChemInform Abstract: Electro‐organic Chemistry. Part 93. Electro‐organic Transformation of Aldehydes and Ketones to α‐Hydroxylated Acetals Utilizing Mediators and Some Synthetic Uses of the Products.
Authors: SHONO T. , MATSUMURA Y. , INOUE K. , IWASAKI F.
Published: May 2016

Electro‐oxidation of aldehydes (Ia)‐.(Ih) and ketones (Ii)‐(Il) in methanol containing iodide ions and KOH gives the ot‐hydroxylated acetals (II).
ChemInform Abstract: Sulfur Trioxide Assisted Electrophilic Addition of R2NCl to Olefins.
Authors: ZEFIROV N. S. , ZYK N. V. , KOLBASENKO S. I. , KUTATELADZE A. G.
Published: May 2016

In einer Ein‐ v topfreaktion werden Olefine (I) mit Chloraminen (II) und Schwefeltrioxid zu den Addukten (III) umgesetzt.
ChemInform Abstract: Mechanism of the Thermal 1,3‐Cyclohexadiene Dimerization: a Non‐Concerted Diels‐Alder Reaction Leading to the exo‐[4 + 2] Adduct and a Novel [6 + 4]‐Ene Reaction.
Authors: KLAERNER F.‐G. + , DOGAN B. M. J. , ERMER O. , VON E. DOERING W. , COHEN M. P.
Published: May 2016

The thermal reaction of the cyclohexadiene (I) below 150°C leads to the dimerization products ([4 + 2]‐Diels‐Alder adducts) (IVa) + (IVb), the [2 + 2]‐cycloadducts (II)+(III), and the novel dimer (V), the structure of which is elucidated by X‐ray crystal analysis of its N‐pgenylmaleinimide adduct (P2,/c; Z=4).
ChemInform Abstract: Asymmetric Diels‐Alder Reaction between the Chiral Isoprene Units 2‐(R)‐ and (S)‐Benzyloxy‐2,5‐dihydro‐4‐furancarboxaldehyde and Cyclopentadiene.
Authors: SUNDIN A. , FREJD T. , MAGNUSSON G.
Published: May 2016

Cyclopentadien (II) addiert sich an die isomeren 2,5‐Dihydrofurane (I) bzw. (VI) zu den ‐ Addukten (III)‐(V) bzw. (VII)‐(IX).
ChemInform Abstract: Photochemical Reactivity of Aldimines from 2,2‐Dimethyl‐3‐oxo‐3‐phenylpropanal.
Authors: ARMESTO D. , RAMOS A. , PEREZ‐OSSORIO R. , HORSPOOL W. M.
Published: May 2016

Syntheses of the thermally labile aldimines (III) of the aldehyde (I) are described.
ChemInform Abstract: Nitrile Ylides and Azirines: Generation in the Gas‐Phase from 2,3‐Dihydro‐ 1,4,2,λ5‐oxazaphosapholes and Matrix Isolation.
Authors: WENTRUP C. , FISCHER S. , BERSTERMANN H.‐M. , KUZAJ M. , LUEERSSEN H. + , BURGER K.
Published: May 2016

Thermally generated azirine (IIIa) can be isolated at ‐196°C. It is sensitive to humidity and recombines with phosphate (II) on Warming to ‐70 °C. In an argon matrix the same nitrile ylide (IVa) is photochemically obtained, e.g. by pyrolysis of (Ia) at 700°C. (IR, 19F NMR).
ChemInform Abstract: A Concise Synthetic Route to Polyfunctional γ‐Ketoester Derivatives via Methoxy(phenylthio)methyl‐lithium.
Authors: HACKETT S. , LIVINGHOUSE T.
Published: May 2016

Die aus dem lithiierten O,S‐Acetal (IV) zugänglichen Acetale (VI) und (VIII) werden in die Alkylierungsprodukte (IX)‐(XI) bzw. in (XII) übergeführt.
ChemInform Abstract: Fluorination of Aromatic Derivatives with Fluoroxytrifluoromethane and Bis(fluoroxy)difluoromethane.
Authors: FIFOLT M. J. , OLCZAK R. T. , MUNDHENKE R. F. , BIERON J. F.
Published: May 2016

Durch Fluorierung von Kohlenmonoxid (I) bzw. Kohlendioxid (III) entstehen die im Titel genannten Fluormethanderivate (II) und (IV), die mit aromatischen Verbindungen, z.B. (Vb) und (VI I), unter elektrophiler Substitution zu entsprechenden Fluor‐Derivaten (VIa) bzw. (VIII) reagieren.
ChemInform Abstract: The Catalytic Effect of Copper Ions in the Phenylation Reaction of David and Thieffry.
Authors: BARTON D. H. R. , FINET J.‐P. , PICHON C.
Published: May 2016

Mit dem Phenylierungsreagens (I) lassen sich die Alkohole (II), (IV), (VI) oder (VIII) zu den entsprechenden Verbindungen (III), (V), (VII) und (IX) arylieren.
ChemInform Abstract: Chemoselective Methylenation with a Methylenedianion Synthon.
Authors: OKAZOE T. , HIBINO J. , TAKAI K. , NOZAKI H.
Published: May 2016

Die Systeme CH2I2/Zn/Ti(OiPr)4 und CH2I2/Zn/AlMe3 stellen wirksame selektive Methylenierungsmittel für Aldehyde dar.
ChemInform Abstract: Generation of 2‐Carboethoxyethylzinc Iodide and 3‐Carboethoxypropylzinc Iodide and Their Application to the Synthesis of γ‐ and δ‐Keto Esters.
Authors: TAMARU Y. , OCHIAI H. , NAKAMURA T. , TSUBAKI K. , YOSHIDA Z.
Published: May 2016

Aus den (o‐Iodalkyl‐estern (I) entstehen die Zinkiodide (II), die mit Säurechloriden zu γ‐ bzw. ö‐Ketoestem (IV) kondensiert werden können.
ChemInform Abstract: Sulfur‐Assisted Ring Expansion of the Potassium Salts of l‐Vinylcyclobutanols.
Authors: COHEN T. , YU L.‐C. , DANIEWSKI W. M.
Published: May 2016

Die aus den Cyclobutanonen (I) durch Umsetzung mit metallorganischen Reagentien dargestellten Vinylcyclobutanole (II) bilden in Gegenwart von Kaliumhydrid unter Ringerweiterung die Cyclohexanone (IV).
ChemInform Abstract: Substituted Benzophenones as Possible Prodrug Forms of Benzodiazepine Anxiolytics.
Authors: KULKARNI Y. D. , ABDI S. H. R. , SHARMA V. L. , DUA P. R. , SHANKER G.
Published: May 2016

Aus den Amino‐benzophenonen (I) und den Acylaminosäuren (II) werden die Amide (III) alsmögliche Prodrugs für Benzodiazepine hergestellt und auf ihre Toxizität sowie anticonvulsive und anxiolytische Wirkung geprüft.
ChemInform Abstract: Transannular Ozonides of 9‐Alkoxyanthracenes.
Authors: RIGAUDY J. , CHELU G. , CUONG N. K.
Published: May 2016

Die Ozonisierung der Alkoxyanthracene (I) führt zu den Ozoniden (II), deren thermische Zersetzung neben den Verbindungen (IV)‐(VII) als Hauptprodukte die Alkoxyanthrone (III) liefert.
ChemInform Abstract: A Study of Chemical Carcinogenesis. Part 84. Synthesis and Fluorescence Spectra of Structural Analogues of Potential Benzo[b]fluoroanthene‐DNA Adducts.
Authors: AMIN S. , BALANIKAS G. , HUIE K. , HUSSAIN N. , GEDDIE J. E. , HECHT S. S.
Published: May 2016

Entsprechend dem Formelschema werden die kondensierten Aromaten (II), (V) und (VIII) synthetisiert und zusammen mit analogen literaturbekannten Verbindungen spektroskopisch untersucht.
ChemInform Abstract: A Novel Approach to Prostaglandins from the Corey Lactone Involving BF3‐Mediated Reactions of a Sulphone and Aldehydes.
Authors: ACHMATOWICZ B. , BARANOWSKA E. , DANIEWSKI A. R. , PANKOWSKI J. , WICHA J.
Published: May 2016

Das Lacton (I) liefert in literaturbekannten Reaktionsschritten über (IIa)‐(IIe) das Sulfon (III), das mit den Aldehyden (IV) über die Anionen von (III) zu (V) substituiert wird.
ChemInform Abstract: Synthetic Indol Production.
Authors: USHAKOV A. P. , TIMOFEEV V. E. , KRAMEROVA G. E. , DUL'TSEVA Z. A. , TYURYAEV I. YA. , SHPAK V. S.
Published: May 2016

Die Fischersche Indolsynthese wird optimiert.
ChemInform Abstract: Regioselective Synthesis of 3,5‐Disubstituted Isoxazoles.
Authors: YOKOYAMA M. , TSUJI K. , KUSHIDA M.
Published: May 2016

Durch Reaktion der Ketone (I), mit dem Ethen (II) entstehen Verbindungen des Typs (III).
ChemInform Abstract: Activated Nitriles in Heterocyclic Synthesis: Synthesis of 6‐Thiophen‐2‐yl and 6‐Furan‐2‐ylthiazolo[2,3‐a]pyridine Derivatives.
Authors: OSMAN S. A. M. , ELGEMEIE G. E. H. , NAWWAR G. A. M. , ELNAGDI M. H.
Published: May 2016

The novel Starting compounds (IIb) are prepared from thiophen‐2‐al or furan‐2‐al (III) and benzoylacetonitrile (IV).
ChemInform Abstract: Synthesis of 3,4‐Dihydro‐3,3,4‐trichloroquinolin‐2(1H)‐ones and Their Conversion to Indeno[1,2,3‐de]quinolin‐2(3H)‐ones.
Authors: MARAIS J. L. C. , STASKUN B.
Published: May 2016

Die Di?uoroxyborane (I) bilden in Gegenwart von Schwefelsäure als Katalysator die im Titel genannten Chinolinone (II), die wie angegeben zu den Indenochinolinen (IV) cyclisiert werden.
ChemInform Abstract: Syntheses of 2‐n‐Alkylisothio‐5‐fluoro‐4(1H or 3H)‐pyrimidinone Derivatives.
Authors: FUKUSHIMA S. , NORO K. , NORO T. , UENO A.
Published: May 2016

Bei der Kondensation des F1uor‐formylessigsäureesters (I) mit den Isothioharnstoffen (II) werden die Thiouracil‐Derivate (III)‐(V) erhalten.
ChemInform Abstract: Influence of N,N′‐Substituents on the FeCl3‐Catalyzed Photo‐oxidation of 2,5‐Dibenzylpiperazine‐3,6‐diones.
Authors: BARBIER M.
Published: May 2016

FeCl3‐catalyzed photo‐oxidation of L‐phenylalaninecycloanhydride (Ia) gives (IV), whereas the trione (V) is formed from (Ib).
ChemInform Abstract: Biomimetic Studies Using Artificial Systems. Part 3. Design, Synthesis and Inclusion Complex Forming Ability of a Novel Water‐Soluble Paracyclophane Possessing Di‐ phenylmethane Skeletons.
Authors: ODASHIMA K. , ITAI A. , IITAKA Y. , KOGA K.
Published: May 2016

Das wasserlösliche Paracyclophan (II Ib), dessen physikalische Eigenschaften ausführlich beschrieben werden, entsteht durch Kondensation des Ditosylats (I) mit dem Bromid (II) und anschließende Deblockierung.
ChemInform Abstract: Hydrosilylation of Tetrasubstituted Olefins.
Authors: OERTLE K. , WETTER H.
Published: May 2016

Aus den tetrasubstituierten Olefinen (II) erhält man mit den Chlorsilanen (I) in Gegenwart von AlCl3 die Addukte (III).
ChemInform Abstract: A Novel Preparation of Diesters of N‐Alkyl Phosphoramidic Acids.
Authors: ALBRECHT S. , HERRMANN E.
Published: May 2016

Eine allgemeine anwendbare Methode zur Darstellung der Titelverbindungen wird an Beispielen demonstriert.
ChemInform Abstract: Properties of Bis(diethylamino)trichloromethyl(imido)phosphate.
Authors: KOZLOV E. S. , DUBENKO L. G.
Published: May 2016

Das Trichlormethylphosphonimid (I) reagiert mit Carbonsäuren (II) unter Abspaltung von Chloroform und Bildung der Amide (III).
ChemInform Abstract: Reaction of Pyrimidinyl‐2‐phosphites with Acyl Chlorides.
Authors: GINIYATULLINA M. A. , PODZIGUN G. I. , REZNIK V. S.
Published: May 2016

Das Pyrimidinylphosphit (I) reagiert mit den Acylchloriden (II) in Abhängigkeit von Basen zu den Acyloxypyrimidinen (III) und Diethylchlorphosphit (IV).
ChemInform Abstract: Abnormal Reaction of 2,4,6‐Tri‐tert‐butylphenyl‐lithium with Selenoformates: Possible Intermediacy of Selenobenzaldehyde.
Authors: OKAZAKI R. , ISHII A. , INAMOTO N.
Published: May 2016

Bei der Umsetzung der Selenoformate (II) mit der Lithiumverbindung (I) zu den Produkten (III)‐(VII) bzw. (VIII) und (IX) wird der Selenoaldehyd (X) als Zwischenstufe angenommen.
ChemInform Abstract: A Convenient Synthesis of Hexamethylenetetraselenafulvalene (HMTSF).
Authors: MCCULLOUGH R. D. , COWAN D. O.
Published: May 2016

Aus dem literaturbekannten Cyclopenten (I) wird wie angegeben in einer Eintopfreaktion das im Titel genannte Selenafulvalen (III) hergestellt.
ChemInform Abstract: Formation and Isomerization of 2‐Azaallyllithium Reagents in Deprotonations of N‐ Benzyl Ketimines Containing α‐Protons.
Authors: SMITH J. K. , BERGBREITER D. E. , NEWCOMB M.
Published: May 2016

N‐Benzylketimine, z.B. (I), bilden unter Deprotonierung zunächst das 2‐Azaallyllithium‐Reagens (II), das bei verlängerter Reaktionszeit zu (III) isomerisiert, so daß nach Methylierung die Verbindungen (IV) und (V) mit unterschiedlichen Ausbeuten erhalten werden.
ChemInform Abstract: Methyltin Hydrides in Fluorosulphuric Acid.
Authors: BIRCHALL T. , MANIVANNAN V.
Published: May 2016

The solvolysis of the methyltin hydrides (I) in strong acids is investigated.
ChemInform Abstract: [4 + 2]Cycloadditions with Transition‐Metal‐Coordinated Selenoaldehydes and Selenoketones as Heterodienophiles.
Authors: FISCHER H. , GERBING U. , RIEDE J. , BENN R.
Published: May 2016

Die Selenoaldehyd‐ und Selenoketon‐W‐carbonyle (II) reagieren mit Cyclopentadien oder 2,3‐Dimethylbutadien in von dem Substituenten Rabhängiger Reaktivität (R: Hbei ‐ 30°C in s; R: Ph bei Raumtemp. in 5 min; R: p‐CF3 ‐ C6H4 bei Raumtemp. in 10h) zu den Cycloaddukten (Ia)‐(Ic) bzw. (IIIa), (IIIb).
ChemInform Abstract: Main Group Element‐Transition Metal Multiple Bonds. Part 7. Synthesis, Structure, and Addition Reactions of [Cp(CO)2W=PR2], R: iPr, tBu.
Authors: JOERG K. + , MALISCH W. , REICH W. , MEYER A. , SCHUBERT U.
Published: May 2016

The reaction of the chloro complex (I) with secondary phosphines yields the complexes (II), which on dehydrohalogenation form the double‐bond title complexes (III).
ChemInform Abstract: Polymeric (η5‐μ‐2,3‐Dihydro‐1,3‐diborolyl)nickel. The First Polydecker Sandwich Compound.
Authors: KUHLMANN T. , ROTH S. , ROZIERE J. , SIEBERT W.
Published: May 2016

The reaction of (I) with excess (II) at low temp. yields the dinuclear.
ChemInform Abstract: Facile Synthesis of Pentaphenylnickelocene and Other Pentaphenylcyclopentadienyl Nickel and Cobalt Complexes.
Authors: KLAEUI W. + , RAMACHER L.
Published: May 2016

Reaction of stoichiometric amounts of (I) and the Ni carbonyl (II) leads to the formation of the complex (III).
ChemInform Abstract: Cobalt(II), Copper(II) and Zinc(II) Chloride Complexes Involving Both Neutral and Monoanionic Guanine Ligands.
Authors: MIKULSKI C. M. , MATTUCCI L. , WEISS L. , KARAYANNIS N. M.
Published: May 2016

Während die Reaktion von Guanin mit den Chloriden von Co, Cu und Zn in einer Mischung aus EtOH und Triethylorthoformiat nach 2‐3 d unter Rückfluß bei einem Molverhältnis von 2:1 zu den Verbindungen (I) in guten Ausb. führt, erhält man diese bei Änderung des Reaktantenverhältnisses auf 3:1 unter sonst gleichen Bedingungen nach 3‐4d nur in geringer Ausbeute.
ChemInform Abstract: Novel Ring Compounds of Bidentate Phosphines with Gold(I). Two‐, Three‐, and Four‐co‐ordination.
Authors: AL‐BAKER S. , HILL W. E. , MCAULIFFE C. A.
Published: May 2016

Ausgehend von NEt4[AuBr2] oder vom entsprechenden Perchlorat in Ethanol werden durch Umsetzung mit kurz‐ und langkettigen Diphosphinen abhängig vom Reaktantenverhältnis die neutralen bzw. kationischen, Diphosphin‐verbrückten Au(I)‐Komplexe (I)‐(IV) dargestellt.
ChemInform Abstract: Dithionitronium Hexachloroantimonate: A Thionitrosylating Reagent.
Authors: PANDEY K. K.
Published: May 2016

The title reagent reacts with the Ru(O) complex (I) to give the air‐sensitive dithionitronium complex (II), in which the ligand NS; is bonded S,N‐bidentately.
ChemInform Abstract: Facile Preparation of Early Transition Metal/Late Transition Metal Heterobimetallic Complexes.
Authors: GELMINI L. , STEPHAN D. W.
Published: May 2016

Ausgehend vom Zr‐Titelkomplex (III), der mit Dichloro‐bis‐[benzonitril]‐Pt zu den Disproportionierungsprodukten (I) und (II) reagiert, bildet in der Reaktion mit Tetrakis‐[triphenylphosphin]‐Pd, ‐Pt oder ‐Ni sowie Dicarbonyl‐bis‐[triphenylphosphin]‐Pt die Phosphid‐verbrückten heterobimetallischen Produkte (IV) bzw. mit Dicarbonyl‐bis‐[triphenylphosphin]‐Ni das Analoge (V).
ChemInform Abstract: Synthesis of (5R,8S,l0R)‐6‐(Allyloxy)‐ and (5R,8S,l0R)‐6‐(Propyloxy)ergolines from the 6‐Methyl Precursors.
Authors: NORDMANN R. , GULL P.
Published: May 2016

8a‐Aminoergoline (I) is protected with (Boc)2O and converted to 6‐allylergoline (IV).
ChemInform Abstract: Olefin Oxidation: A Synthesis of Queen Bee Pheromone.
Authors: VILLEMIN D.
Published: May 2016

Die im Titel genannte Verbindung (IV) wird auf dem gezeigten Weg erhalten.
ChemInform Abstract: The Ammonia Synthesis Reactor: A Technology Comparison
Authors: KAISER V. , FRANCOIS H.
Published: May 2016

Review: (including energy optimization.
ChemInform Abstract: Isomers of C2B3H5 and the Diamond‐Square‐Diamond (DSD) Rearrangement Mechanism.
Authors: GIMARC B. M. , OTT J. J.
Published: May 2016

A theoretical study of trigonal‐bipyramidal C2B3H5 shows that DSD rearrangements are blocked by crossing of filled and vacant MO′s indicating that these processes face very high activation barriers.
ChemInform Abstract: The Hydrogendiarsenite Anion HAs2O53‐ . Preparation and Structure of K3HAs2O5·6 H2O
Authors: SHELDRICK W. S. , HAEUSLER H.‐J. +
Published: May 2016

The title compound has been crystallized from aqueous solution of AS203 and KOH.
ChemInform Abstract: NaLiS: Another Inter‐Alkaline Metal Sulfide has been prepared by annealing Li2S and Na2S in closed corundum crucibles at 870 K for 7 d.
Authors: SABROWSKY H. , THIMM A. , VOGT‐MERTENS P.
Published: May 2016

The colorless, hygroscopic compound crystallizes in the space group P4/nmm (Z=2) and is isotypic to KLiS and RbLiS (anti‐PbFCl‐type structure).
ChemInform Abstract: Thermochemical and Spectroscopic Studies of Chemically Vapor‐Deposited Amorphous Silica.
Authors: HUFFMAN M. , NAVROTSKY A. , PINTCHOVSKI F. S.
Published: May 2016

Two kinds of low pressure CVD SiO2 samples, heterogeneous film and homogeneous powdery deposit ("snow"), have been collected on stainless steel at three different deposition temperatures: 523, 643,and 703 K. Both film and "snow" samples are metastable (in terms of enthalpy relative to bulk SiO2 glass) by up to 101 kJ mol′ l. The excess enthalpy increases with decreasing deposition temp. and gradually disappears on annealing at high temperatures.
ChemInform Abstract: Mass Spectrometric Investigation of the Vapor of Nonstoichiometric and Doped Mercuric Iodide.
Authors: PIECHOTKA M. , KALDIS E.
Published: May 2016

The MS investigations of the vapor phase over various solid HgI2 samples showed that, in addition to HgI2, both Hg and I2 vapors could be present either separately or simultaneously, depending on the origin of the sample.
ChemInform Abstract: Inhibition of Pitting of Type 304L Stainless Steel by N‐Lauroylsarcosine.
Authors: DEBERRY D. W. , VIEHBECK A.
Published: May 2016

Addition of N‐lauroylsarcosine (NLS) to an aggressive Cl′ solution increases the resistance of type 304L stainless steel to localized passivity breakdown and active pitting corrosion.
ChemInform Abstract: Kinetics and Energetics of the Reaction ClO + O2 (1Δg) ‐→ ClO3.
Authors: HANDWERK V. , ZELLNER R.
Published: May 2016

The rate coefficient of the title reaction (which may be a potential pathway to the generation of "odd" oxygen (O, O3) in the stratosphere) has been measured using a flow/flash photolysis technique.
ChemInform Abstract: Electron Microscopic Study of Thin Iron Films Used as Catalysts in the Boudouard Reaction.
Authors: LANDES H. , SCHMIDT A. , WEDLER G. , KREUZER H. J.
Published: May 2016

The structure and the composition of iron films (evaporated under UHV conditions) used as Catalysts for the Boudouard reaction has been investigated before the reaction and in the states of highest activity as well as complete deactivation (SEM, electron diffraction).
ChemInform Abstract: Hydrazinium(l+)hexafluorogermanate(IV)‐ and Hydrazinium(2+)hexafluorogermanate(IV)difluoride.
Authors: GANTAR D. , GOLIC L. , LEBAN I. , RAHTEN A.
Published: May 2016

Durch Umsetzung von Hexafluorogermansäure mit Hydrazinhydrat bzw. Hydrazin‐bis‐hydrofluorid werden die im Titel genannten Verbindungen (I) bzw. (II) hergestellt; ihre Strukturen werden durch ihre IR‐ und Raman‐Spektren charakterisiert.
ChemInform Abstract: Synthesis of the Octathiotritungstate Anion, W3S82‐ . First Example of Square‐Planar Coordination About a Tungsten Atom.
Authors: BHADURI S. , IBERS J. A.
Published: May 2016

The salt (IV) of the title anion is prepared as shown in the scheme.
ChemInform Abstract: Chloro Nitrosyl Complexes of Ruthenium(II). Crystal Structure of (PPh3Me)2(Ru(NO)Cl4)2·2 CH2Cl2.
Authors: FENSKE D. , DEMANT U. , DEHNICKE K.
Published: May 2016

The title complex (VI) is prepared starting from active RuCl3 (obtained from its hydrate with SOCIZ) via the polymer (IV).
ChemInform Abstract: Fluxional Characteristics of Palladium(II) Halide Complexes of Cyclic Selenoethers.
Authors: ABEL E. W. , MACKENZIE T. E. , ORRELL K. G. , SIK V.
Published: May 2016

Investigations of the Complexes (I), which are prepared by the reaction of the appropriate ligand with either an aqueous solution of 13 [PdX4]2′ or a suspension of Pdxz in Chloroform.
ChemInform Abstract: ESR Studies of Radicals Derived from 1,3,2‐Benzodioxaboroles.
Authors: BABAN J. A. , GOODCHILD N. J. , ROBERTS B. P.
Published: May 2016

The reactions of photochemically generated ethoxyl and t‐butoxyl radicals with the dioxaboroles (I)‐(III) are studied in solution using ESR spectroscopy.
ChemInform Abstract: On the Preferred Protonation Site in Furan and Vinyl Alcohol. An Ab Initio Study.
Authors: NGUYEN MINH THO NGUYEN MINH THO , HEGARTY A. F. , HA T.‐K. , DE MARE G. R.
Published: May 2016

The geometries of furan and vinyl alcohol and their C"‐, Cß‐, and O‐protonated forms have been optimized completely using the 3‐2lG basis set and analytic gradient (force) methods.
ChemInform Abstract: Kinetic Study of the Solvolysis Reactions of 1‐Aryl‐3‐acetoxymethyl‐3‐alkyltriazenes: Evidence for Iminium Ion Intermediates and the SNl Mechanism.
Authors: HEMENS C. M. , VAUGHAN K.
Published: May 2016

The presence of an intermediate iminium ion can be deduced unambiguously for the hydrolysis of (I).
ChemInform Abstract: Substitution Reactions which Proceed via Radical Anion Intermediates.
Authors: KORNBLUM N. , KELLY W. J. , KESTNER M. M.
Published: May 2016

Aus den Dinitroverbindungen (I) erhält man mit dem Anion (II) unter Eliminierung einer Nitro‐Gruppe die Substitutionsprodukte (III).
ChemInform Abstract: v‐Triazolines. Part 22. Cycloaddition Reactions of Cyclopentadienones to 5‐Amino‐ 4‐methylene‐v‐triazolines.
Authors: ALMIRANTE N. , GELMI M. L. , POCAR D. , VALSECCHI M. , BALLABIO M. , GIOIA B.
Published: May 2016

Cycloaddition of the v‐triazoline (Ia) and tetracyclone (IIa) gives two compounds (IIIa) and (IVa).
ChemInform Abstract: v‐Triazolines. Part 23. Cycloaddition Reactions of 4‐Nitrophenylazide to Enamines of 1,4,5,6‐Tetraphenyl‐7‐oxo‐bicyclo[2.2.1]hept‐5‐en‐2‐carboxaldehyde.
Authors: ALMIRANTE N. , GELMI M. L. , MARELLI P. , POCAR D. , ARLANDINI E. , BALLABIO M.
Published: May 2016

Refluxing tetracyclone (I) and acrolein (II) in benzene yields a mixture of both exo/endo stereoisomers (III) and (IV).
ChemInform Abstract: On the Effect of Alkali Metals in Liquid Ammonia on Thiophene Derivatives.
Authors: ZAKHAROV E. P. , STOYANOVICH F. M. , GOL'DFARB YA. L.
Published: May 2016

Die Reduktion der Thiophencarbonsäuren (I) mit Natrium in flüssigem Ammoniak führt zu den Thiolaten (II) und (III), aus denen durch Benzylierung und Veresterung die Benzylthio‐cis‐butensäureester (IV) und die gesättigten Verbindungen (V) erhalten werden.
ChemInform Abstract: Photochemical Behavior of Thioketenes in Solution: Reaction from S2.
Authors: SINGH S. , NIMMESGERN H. , SCHAUMANN E. , RAMAMURTHY V.
Published: May 2016

Di‐tert.‐butyl‐thioketen (I) liefert bei der Photolyse in Gegenwart von Alkoholen (II) die Produkte (III)‐(V).
ChemInform Abstract: The Photochemistry of Bis(2,2‐diphenylvinyl) Ether: A Search for the 3‐Oxa‐di‐π‐methane Rearrangement.
Authors: ADAM W. , BERKESSEL A. , HILDENBRAND K. , PETERS E.‐M. , PETERS K. , VON SCHNERING H. G.
Published: May 2016

Bei der Dehydratisierung der Diole (I) in Gegenwart des Sulfonylcarbamates (II) erhält man die Divinylether (III).
ChemInform Abstract: Carbodications. Part 8. Structures and Energies of C4H22+.
Authors: LAMMERTSMA K. , POPLE J. A. , VON RAGUE SCHLEYER P.
Published: May 2016

At the MP3/6‐3 1G*//HF/6‐31G* level of ab initio theory, the lowest energy dication is indicated to have a linear structure; the four‐membered ring alternative is 13.3 kcal/mol less stable.