bluuebunny/crossref_metadata_2025_split huggingface dataset:
ChemInform Abstract: Synthesis and Study of the Antidepressant Activity of 3‐Amino‐4,6‐diarylpyridazines, Analogues of Minaprine.
Authors: COUDERT P. , RUBAT C. , COUQUELET J. M. , BASTIDE J. 
Published: May 2016

AbstractThe amino‐substituted pyridazines (III) are prepared by nucleophilic aromatic substitution of the chloropyridazine (I) with the aliphatic amines (II).
ChemInform Abstract: A General Route to 3‐(Hydroxyaryl)tetrahydropyridazines and 1,2‐Diazepines and Derivatives.
Authors: KALYANAM N. , DAVE K. G. , LIKHATE M. A. 
Published: May 2016

AbstractThe phenols (I) are subjected to Friedel‐Crafts acylation with 4‐chlorobuturyl chloride (II) to give the 3‐chloropropyl phenyl ketones (III) which are cyclized with hydrazine hydrate (IV).
ChemInform Abstract: Electrosynthesis in Organosilicon Chemistry: Selective Silylation of Polychloromethanes.
Authors: PONS P. , BIRAN C. , BORDEAU M. , DUNOGUES J. 
Published: May 2016

AbstractTetra‐ (I), tri‐ (IX), and dichloromethane (XI) are subjected to electrolysis in the presence of trimethylchlorosilane (II).
ChemInform Abstract: Reactivity of Phosphonitriles with Low‐Coordinated Phosphorus Double‐Bonded Compounds.
Authors: BOESKE J. + , NIECKE E. , NIEGER M. , OCANDO E. , MAJORAL J.‐P. , BERTRAND G. 
Published: May 2016

AbstractSeveral trapping reactions of photochemically generated phosphonitriles (=P≡N) by iminophosphanes (‐P=N‐) are reported.
ChemInform Abstract: Octahedral Metal Carbonyls. Part 66. Rates and Mechanism of Chelate Ring Displacement from Tetracarbonyltungsten Complexes of Dithiaalkanes Forming Seven‐ and Eight‐Membered Chelating Rings.
Authors: DOBSON G. R. , CORTES J. E. 
Published: May 2016

AbstractThe dithiaalkane chelate complexes (I) (preparation described, yields 25 and 22%) react with Lewis bases L in a "biphasic" reaction proceeding through the non‐steady‐state intermediates (III) one of which is isolated in the case of (IIIa).
ChemInform Abstract: The First Group 6 (η2‐Olefin)(η4‐diene)M(CO)3 Complexes: Photochemical Synthesis and Structure of mer‐Tricarbonyl(η2‐olefin)(η4‐norbornadiene)tungsten Compounds.
Authors: GREVELS F.‐W. , JACKE J. , BETZ P. , KRUEGER C. + , TSAY Y.‐H. 
Published: May 2016

AbstractThe photoreaction of (I) (P21/c, Z=4) with (Z)‐cyclooctene in hexane (20 °C) or with ethene in pentane (‐30 °C) gives the mer‐complexes (III).
ChemInform Abstract: Preliminary Investigation on the Corrosion Behavior of Amorphous (Ti90Ru10)87Si13 in Saline Solutions.
Authors: CARBAJAL J. L. , WHITE R. E. , GRIFFIN R. B. , DUBROUILLET J. N. 
Published: May 2016

AbstractThe corrosion behavior of (Ti90Ru10)87Si13, a new metallic glass prepared by splat cooling in an arc furnace, is studied in 0.5 M NaCl and in artificial seawater using linear polarization resistance, ac impedance and small amplitude cyclic voltammetric measurements.
ChemInform Abstract: Structural Variety of Iodoantimonates; the Anions Sb3I2‐ 11, Sb5I3‐ 18, and Sb6I4‐ 22.
Authors: POHL S. , LOTZ R. , SAAK W. , HAASE D. 
Published: May 2016

AbstractThe compounds (IV), (VI), and (XI) containing the title anions are prepared and their structures are determined.
ChemInform Abstract: (Cl3PNPCl3) (MoNCl4), a Compound Having Columns of Stacked Anions.
Authors: PATT‐SIEBEL U. , KHABOU A. , MUELLER U. + , DEHNICKE K. 
Published: May 2016

AbstractThe title compound (III) crystallizes in the space group Pba2 with Z=2.
ChemInform Abstract: Structure and Properties of Quaternary Chalcogenides MIAIIIBIVXVI 4. Part 3. AgTiZrTe4 and Ag2TiZrTe4.
Authors: CYBULSKI Z. , FELTZ A. 
Published: May 2016

AbstractThe title compounds can be prepared either by annealing stoichiometric mixtures of the elements at 900 °C or by intercalation of Ag into TiZrTe4 at 400 °C. The structures of AgTiZrTe4 (I) and Ag2TiZrTe4 (II) (space group P2/m, Z=4) are closely related to that of TiZrTe4, showing an ordered distribution of Ti and Zr atoms at the octahedral sites of the CdI2‐type structure.
ChemInform Abstract: Synthesis with Electrogenerated Carbenes. Part 2. Reaction of Dichlorocarbene with Geraniol and Geranyl Acetate.
Authors: BARYSHNIKOVA T. K. , NIYAZYMBETOV M. E. , BOGDANOV V. S. , PETROSYAN V. S. 
Published: May 2016

AbstractAddition reaction of dichlorocarbene, generated in situ from carbon tetrachloride (II) by electrochemical reduction, to the terminal double bond of geraniol (Ia) or geranyl acetate (Ib) produces the corresponding gem.
ChemInform Abstract: Geminal Systems. Part 40. Rearrangement of the Cyclopropyl ‐ Allyl Type During the Thermolysis of Bicyclic N‐Haloaziridines.
Authors: SHUSTOV G. V. , DENISENKO S. N. , SHIBAEV A. YU. , PUZANOV YU. V. , ROMERO MALDONADO I. K. A. , KOSTYANOVSKII R. G. 
Published: May 2016

AbstractThermolysis of the N‐halodiazabicyclohexanecarboxylates (I) gives the haloacrylates (II).
ChemInform Abstract: Synthesis, Reactivity, and Structure of Nitrodiazoacetic Acid.
Authors: O'BANNON P. E. , CARROLL P. J. , DAILEY W. P. 
Published: May 2016

AbstractIn contrast to previous communications, treatment of the nitrodiazoacetate (I) with trifluoroacetic acid yields the diazoacetic acid (II) which decarboxylates, yielding nitrodiazomethane (III).
ChemInform Abstract: Asymmetric Synthesis of 4‐Alkoxy‐4‐alkylcyclohexen‐2‐ones. Application Toward the Synthesis of (+)‐Abscisic Acid.
Authors: MEYERS A. I. , STURGESS M. A. 
Published: May 2016

AbstractThe bicyclic lactam (I) is converted to the keto lactam (IV) via the thioacetal (III).
ChemInform Abstract: Chemistry of O,N‐ and S,N‐Containing Heterocycles. Part 7. Synthesis of New Tricyclic Heterocycles from 1,4‐Benzoxazin‐ and 1,4‐Benzothiazin‐3‐oximes.
Authors: BARTSCH H. , ERKER T. , NEUBAUER G. 
Published: May 2016

AbstractIn connection with the cyclization behavior of the oximes (IIIa) and (IIIb), their reaction with chloroacetic acid chloride, thionyl chloride and CDI (IV) is studied.
ChemInform Abstract: Synthesis of Guanidinofurazans from Aminofurazans and Carbodiimides.
Authors: DOROKHOV V. A. , SHAGOVA E. A. , NOVIKOVA T. S. , SHEREMETEV A. B. , KHMEL'NITSKII L. I. 
Published: May 2016

AbstractReaction of the aminofurazans (I), (V), and (VII) with tributylborane, coupling with the carbodiimides (III), and subsequent alcoholysis give the guanidinofurazans (III), (VI), and (VIII).
ChemInform Abstract: Synthesis and Fungitoxicity on Some 5‐Arylamino‐2‐polynitroarylthio‐1,3,4‐thiadiazoles.
Authors: SANGAL S. K. , KUMAR A. 
Published: May 2016

AbstractCyclocondensation of the thiosemicarbazides (I) with carbon disulfide (II) produces the 2‐mercapto‐1,3,4‐thiadiazoles (III).
ChemInform Abstract: One‐Pot Synthesis of 3‐Aryl‐2,3‐dihydro‐2‐thioxobenzofuro(3,2‐d)pyrimidin‐4(1H)‐ones.
Authors: REDDY B. S. , REDDY A. P. , VEERANAGAIAH V. 
Published: May 2016

AbstractThe reaction of the benzofuran (I) with the isothiocyanates (II) in hot acetic acid gives the title compounds (III) in moderate yield.
ChemInform Abstract: Asymmetric Induction in the Diels‐Alder Reactions of α‐Hydroxyacylnitroso Compounds.
Authors: KIRBY G. W. , NAZEER M. 
Published: May 2016

AbstractThe α‐hydroxyacylnitroso compounds (IIa) ‐ (IIc) and the methoxy analogue (IId), generated from the hydroxamic acids (I) upon treatment with periodate, undergo cycloaddition reaction with the cyclic dienes (III) or (V), producing the bridged 1,2‐oxazines (IV) or (VI) with predominance of one diastereomer.
ChemInform Abstract: Synthesis of 2‐(6‐Methoxy‐2‐methyl‐4‐quinolinoxy)‐4‐(phenylureido)‐6‐(arylamino)‐s‐triazines and Study of Their Antitubercular and Antibactarial Activity.
Authors: DESAI P. H. , DESAI K. R. 
Published: May 2016

AbstractCoupling of 4‐hydroxy‐6‐methoxy‐2‐methylquinoline (I) with cyanuric chloride (II) produces the dichlorotriazine derivative (III) which is further substituted with phenylurea (IV) to yield the compound (V).
ChemInform Abstract: A Convenient Method for Dihydroxylation of Olefins by the Combined Use of Osmium Tetroxide and Dihydroxyphenylborane.
Authors: IWASAWA N. , KATO T. , NARASAKA K. 
Published: May 2016

AbstractThe dihydroxylation of indene (I) with osmium tetroxide/N‐methylmorpholine 1‐oxide is performed in the presence of the dihydroxyboranes (II), yielding the dioxaborolanes (III), whereas in the presence of other additives, only the cis‐diol (IV), is obtained.
ChemInform Abstract: Unsaturated Silicon Compounds. Part 32. Compounds of Silicon and Its Group Homologues. Part 86. Generation and Detection of the Silaethene Ph2Si=C(SiMe3)2.
Authors: WIBERG N. , LINK M. , FISCHER G. 
Published: May 2016

AbstractPrecursors of the title compound (IV), the halogenotrisilylmethyl‐Li compounds (III) are prepared according to the scheme.
ChemInform Abstract: Synthesis and Characterization of Phosphinosilylalanes from ((CH3)3Si)3Al. Crystal and Molecular Structure Determinations of (((CH3)3Si)2AlP(C6H5)2)2, (((CH3)3Si)2AlP(C6H5)(Si(CH3)3))2, (((CH3)3Si)2AlP(H)(c‐C6H11))3, and ((((CH3)3Si)2N)(C6H5)P)2.
Authors: JANIK J. F. , DUESLER E. N. , MCNAMARA W. F. , WESTERHAUSEN M. , PAINE R. T. 
Published: May 2016

AbstractIn an attempt to produce phosphinoalane ring compounds and aluminum phosphide precursors under mild conditions, reactions between the silylalane (I) and several chlorophosphines e.g. PCl3, Ph2PCl and (Me3Si)2N‐PPhCl are investigated.
ChemInform Abstract: Synthesis and Characterization of Two Copper(II) Complexes with Protonated 6‐Benzylaminopurine as Ligand. Crystal and Molecular Structure of (CuCl3(6‐benzylaminopurineH)2)Cl·H2O.
Authors: RIBAS J. , MONFORT M. , COSTA R. , SOLANS X. 
Published: May 2016

AbstractAqueous Cu(II) halides react with 6‐benzylaminopurine in hydrochloric or hydrobromic acid to give the monohydrates of the ionic complexes (I).
ChemInform Abstract: New Chiral Recognition of Chiral Tin(II) Enolates Toward Cyclic Acyl Iminium Species. Asymmetric Total Synthesis of (‐)‐Supinidine.
Authors: NAGAO Y. , DAI W.‐M. , OCHIAI M. 
Published: May 2016

AbstractThe enol triflates (II) react with the acyliminium ion generated from the pyrrolidinone (I) to form diastereoselectively the adducts (III).
ChemInform Abstract: Effect of the 9‐Methyl Substituent on the Chemical Behavior Under Acid Conditions of the Diastereoisomeric 9,10‐Oxides Derived from trans‐1,2,3,4,4a,10a‐Hexahydrophenanthrene.
Authors: CHINI M. , CROTTI P. , MACCHIA F. 
Published: May 2016

AbstractThe carcinogenic and mutagenic activities of some aromatic polycyclic hydrocarbons have been linked in recent years to the reactivity of their diol epoxide metabolites.
ChemInform Abstract: Effective Deprotection of (2‐Trimethylsilylethoxy)methylated Alcohols (SEM Ethers). Synthesis of Thyrsiferyl‐23 Acetate.
Authors: KAN T. , HASHIMOTO M. , YANAGIYA M. , SHIRAHAMA H. 
Published: May 2016

AbstractA new efficient method for the cleavage of (2‐trimethylsilylethoxy)methyl ethers (SEM ethers) is described using molecular sieves additionally to the standard conditions.
ChemInform Abstract: An Efficient Acceptor of 1‐Hydroxy(or Alkoxy)alkyl Radicals. Ketene Dithioacetal S,S‐Dioxide.
Authors: OGURA K. , YANAGISAWA A. , FUJINO T. , TAKAHASHI K. 
Published: May 2016

AbstractThe ketene dithioacetal S,S‐dioxides (II), obtained from (I) by literature‐known methods, react with the alcohols (III) or the ethers (VII) under irradiation in the presence of benzophenone (IV) to give the addition products (V) and (VIII).
ChemInform Abstract: The Pagodane Route to Dodecahedranes: 4,9,14,19‐Tetrasubstituted (1.1.1.1)Pagodanes by Intramolecular Functionalization.
Authors: PINKOS R. , RIHS G. , PRINZBACH H. 
Published: May 2016

AbstractAs an alternative to the total synthesis described in the preceding abstract, the feasibility of using intramolecular functionalization for the preparation of substituted pagodanes (cf.
ChemInform Abstract: Synthesis and Investigation of 1‐N‐(2′,5′‐Anhydro‐D,L‐xylo‐3′,4′‐dihydroxypentyl)‐5‐fluorouracil.
Authors: KOLOMEITSEVA V. V. , DENISOV G. V. , TEREKHOV D. S. , UVAROVA L. A. , PYAIVINEN E. A. , SIDOROVA N. S. 
Published: May 2016

AbstractThe title compound (IV) is synthesized from 5‐fluorouracil (III) and the bromodeoxyanhydroxylitol (II).
ChemInform Abstract: Reaction of Metallic Thallium with Iodoalkanes.
Authors: GUN'KIN I. F. , ASTAKHOVA E. V. , BUKHAROV V. G. 
Published: May 2016

AbstractDispersed thallium (II), prepared from thallium(I) chloride and potassium in refluxing m‐xylene, reacts with the alkyl iodides (I) to give the trialkylthalliums (III) which are converted in situ to the dialkylthallium chlorides (IV) on treatment with HCl.
ChemInform Abstract: A Novel, Trimeric, Chiral Copper(I) Thiophenolate with Intramolecular Coordination.
Authors: KNOTTER D. M. , VAN KOTEN G. , VAN MAANEN H. L. , GROVE D. M. , SPEK A. L. 
Published: May 2016

AbstractThe title complex (III) crystallizes in P63 with Z=2.
ChemInform Abstract: Ultrasound‐Promoted Diels‐Alder Reactions: Syntheses of Tanshinone IIA, Nortanshinone, and (.+‐.)‐Tanshindiol B.
Authors: LEE J. , SNYDER J. K. 
Published: May 2016

AbstractCycloaddition reactions of the o‐quinone (I) with dienes such as (II) are efficiently promoted by ultrasound; after aromatization, products such as (III) and (IV) are obtained.
ChemInform Abstract: Oxidation of Hexaaquairidium(III) and Related Studies: Preparation and Properties of Iridium(III), Iridium(IV), and Iridium(V) Dimers as Aqua Ions.
Authors: CASTILLO‐BLUM S. E. , RICHENS D. T. , SYKES A. G. 
Published: May 2016

AbstractElectrochemical or chemical (Ce(IV)) oxidation of Ir(H2O)63+ in acidic solution gives a brown‐green product that titrates for Ir(V).
ChemInform Abstract: Naphthalene and Donor‐Substituted Naphthalenes as Dienophiles Towards Dimethyl 1,2,4,5‐Tetrazine‐3,6‐dicarboxylate.
Authors: SEITZ G. , HOFERICHTER R. 
Published: May 2016

AbstractThermally induced cycloaddition reaction of naphthalene (Ia) and the 1‐substituted derivatives (Ib) and (Ic) with the tetrazinedicarboxylate (II) yields the benzophthalazinedicarboxylates (III).
ChemInform Abstract: Cyclometalated Compounds of Platinum(II) with Two Different C,N‐Aromatic Ligands.
Authors: DEUSCHEL‐CORNIOLEY C. , LUEOEND R. + , VON ZELEWSKY A. 
Published: May 2016

AbstractThe two bis‐heteroleptic cyclometalated Pt(II) complexes (IVa) and (IX) are synthesized by two different routes according to the scheme.
ChemInform Abstract: Photochemical Reactions of the Oxoperoxovanadium(V) Complex in an Acidic Aqueous Solution.
Authors: SHINOHARA N. , NAKAMURA Y. 
Published: May 2016

AbstractIrradiation of VO(O2)+ in 1 M HClO4 solution with 313, 365, and 436 nm light results in photoreduction of the complex according to the overall reaction outlined in the scheme.
ChemInform Abstract: Mono and Dinuclear M2+ Chelates as Catalysts for the Hydrolysis of Organophosphate Triesters.
Authors: CLEWLEY R. G. , SLEBOCKA‐TILK H. , BROWN R. S. 
Published: May 2016

AbstractThe 2:1 and 1:1 Zn(II) and Cu(II) complexes of the ligands (II) and (III), respectively, formed in solution are studied as catalysts for the hydrolysis of tris(4‐nitrophenyl)phosphate (I) in 33% EtOH‐H2.
ChemInform Abstract: Imines and Derivatives. Part 22. Photoisomerization of the N,N′‐Dioxides of N,N′‐Dialkyl‐2,2,4,4‐tetramethylcyclobutane‐1,3‐diimines.
Authors: BOYD A. J. , BOYD D. R. , SHARMA N. D. , DEV K. , JENNINGS W. B. , HOWARTH O. W. 
Published: May 2016

AbstractPhotoisomerization of the title compound (I) occurs in a stepwise manner to give the diamide (VII) on both the routes (I) → (II) → (III) + (IV) → (VI) → (VII) and (I) → (II) → (V) → (VI) → (VII).
ChemInform Abstract: Oxidative Deamination of sec‐Alkyl Primary Amines with 3,5‐Di‐tert‐butyl‐1,2‐benzoquinone: A Second Look.
Authors: KLEIN R. F. X. , BARGAS L. M. , HORAK V. 
Published: May 2016

AbstractCoupling the amines (II) with the o‐benzoquinone (I) yields the Schiff bases (III) which are directly hydrolyzed, producing the desired ketones (V), together with the aminophenol (IV).
ChemInform Abstract: Divinyl Sulfide. Part 16. Divinyl Sulfide, a Vinylthiylating Reagent in the Synthesis of Highly Unsaturated Sulfides.
Authors: AMOSOVA S. V. , GOSTEVSKAYA V. I. , GAVRILOVA G. M. , SIGALOV M. V. , MODONOV V. B. 
Published: May 2016

AbstractTreatment of the title compound (I) with NaNH2 generates sodium vinylthiolate (II) in situ.
ChemInform Abstract: Synthesis of an Analogue of Tabtoxinine as a Potential Inhibitor of D‐Alanine:D‐Alanine Ligase (ADP Forming).
Authors: GREENLEE W. J. , SPRINGER J. P. , PATCHETT A. A. 
Published: May 2016

AbstractStarting with the N‐protected D‐alaninal (I), the synthesis of the (R)‐and (S)‐β‐lactams (II) related to tabtoxinine (III), is described.
ChemInform Abstract: Synthesis of 3‐Cyano‐6‐methyl‐4‐pyridyl‐2(1H)‐pyridinethiones and 2‐Substituted 6‐Methyl‐4‐pyridylpyridine‐3‐carbonitriles (3‐Carboxylic Acid Amides) and Testing Their Cardiovascular Activity.
Authors: HANFELD V. , LEISTNER S. , WAGNER G. , LOHMANN D. , POPPE H. , HEER S. 
Published: May 2016

AbstractThe thiopyridones (I) react with alkyl halides such as (II) to give the thioethers (III) which are hydrolyzed, yielding the amides (IV).
ChemInform Abstract: Reactivity of Azaannulenones.
Authors: GAVINA F. , COSTERO A. M. , ANDREU M. R. , LUIS S. V. 
Published: May 2016

AbstractThe mixture of the polymer‐supported pyrazolinonesulfonates (II) and (III) reacts with the polymer‐bound diene (I) via the intermediate diazacyclopentadiene (VI) to form the cycloadduct (IV).
ChemInform Abstract: Macroheterocycles. Part 40. Dihydroxycryptands.
Authors: LUK'YANENKO N. G. , REDER A. S. 
Published: May 2016

AbstractCondensation of the diazacrown ethers (I) with the diglycide ethers (II) affords the bicyclic title compounds (III) in fair to high yields along with minor amounts of the tricyclic analogues (IV).
ChemInform Abstract: Metal Cluster‐Induced Electrophilicity of Arenes.
Authors: GALLOP M. A. , JOHNSON B. F. G. , LEWIS J. , WRIGHT A. H. 
Published: May 2016

AbstractHydride or carbanion attack on the cluster (I) with the μ3‐η2:η2:η2 arene bonding mode proceeds highly regio‐ and stereo‐selectively at the face‐capping arene ligand.
ChemInform Abstract: 1,5,7‐Triazabicyclo(4.4.0)dec‐5‐ene as Reaction Medium: An Efficient One‐Step Formation of Etioporphyrin from Protoporphyrin.
Authors: KAEMPFEN U. + , ESCHENMOSER A. 
Published: May 2016

AbstractHeating of the commercially available proto‐ or mesoporphyrin (Ia) or (Ib) in molten TBD leads directly to etioporphyrin (II) via decarboxylation and ‐ in the case of (Ia) ‐ reduction of the vinyl group.
ChemInform Abstract: Enzymes in Organic Synthesis: A New Chiral Synthesis of Mevalonolactone.
Authors: SANTANIELLO E. , CANEVOTTI R. , CASATI R. , CERIANI L. , FERRABOSCHI P. , GRISENTI P. 
Published: May 2016

AbstractThe title compound (III) is prepared from the butanoate (I) via enantioselective hydrolysis.
ChemInform Abstract: Cytochalasan Synthesis: Macrocycle Synthesis Using Intramolecular Diels‐Alder Reactions. X‐Ray Crystal Structure of 10‐Phenyl(11)cytochalasa‐6(7),13t‐diene‐1,21‐dione.
Authors: HARKIN S. A. , JONES R. H. , TAPOLCZAY D. J. , THOMAS E. J. 
Published: May 2016

AbstractCytochalasans are a group of biologically active fungal metabolites.
ChemInform Abstract: Synthetic Studies of Luring Substances (Sex Attractants) of Insects. Part 12. Synthesis of the Four Isomers of 4,7‐Tridecadien‐1‐yl Acetate and of (E,Z,Z)‐4,7,10‐Tridecadien‐1‐yl Acetate.
Authors: ISHCHENKO R. I. , KOVALEV B. G. 
Published: May 2016

AbstractThe preparation of the title compounds (III) and (V) is described.
ChemInform Abstract: Kinetic Study of the Autocatalytic Nitric Acid‐Bromide Reaction and Its Reverse, the Nitrous Acid‐Bromine Reaction.
Authors: LENGYEL I. , NAGY I. , BAZSA G. 
Published: May 2016

AbstractThe kinetics of the reaction outlined in the scheme is studied, and the overall process is reported to be a true dynamic equilibrium.
ChemInform Abstract: Microcalorimetric Study of the Surface Structure of Graphite‐Supported Iron/Rhodium Catalyst Particles.
Authors: GATTE R. R. , PHILLIPS J. 
Published: May 2016

AbstractThe structure of the surface of bimetallic Fe/Rh particles following various oxidation and reduction treatments is studied by using a Calvet‐type differential adsorption microcalorimeter of novel design and transmission electron microscopy (TEM).
ChemInform Abstract: A Parity Restriction on Dynamic Gearing Immobilizes the Rotors in Tris(9‐triptycyl)germanium Chloride and Tris(9‐triptycyl)cyclopropenium Perchlorate.
Authors: CHANCE J. M. , GEIGER J. H. , MISLOW K. 
Published: May 2016

AbstractThe reasons for the immobilization of the three 9‐triptycyl rotor groups in each of the title compounds (preparation described) are reported.
ChemInform Abstract: Hypervalent Organoiodine Reagents in the β‐Fragmentation of Bicyclic Carbinolamides Leading to Imides.
Authors: HERNANDEZ R. , MARRERO J. J. , MELIAN D. , SUAREZ E. 
Published: May 2016

AbstractIrradiation of the carbinolamide (I) with diacetoxyiodobenzene and iodine in methylene chloride forms the iodoalkylimide (II).
ChemInform Abstract: A Kinetic Study of the Photosolvolysis of 9‐Fluorenol.
Authors: GAILLARD E. , FOX M. A. , WAN P. 
Published: May 2016

AbstractThe photochemistry of (I) in MeOH and MeOH‐H2O mixtures is reexamined using time‐resolved spectroscopic techniques and is found to be more complex than previously suggested.
ChemInform Abstract: Enynones in Organic Synthesis. Part 2. An Electron Transfer‐Mediated Synthesis of Methylenecyclopentenones.
Authors: JACOBI P. A. , ARMACOST L. M. , KRAVITZ J. I. , MARTINELLI M. J. 
Published: May 2016

AbstractThe cyclization of enynones such as (I) or (III) to give methylenecyclopentenones such as (II) or (IV) is performed under various conditions.
ChemInform Abstract: Drastic Conversion of Bicyclo(m.n.0)alkane Rings to Spirocyclic Skeletons.
Authors: NAGUMO S. , SUEMUNE H. , SAKAI K. 
Published: May 2016

AbstractThe bicyclic 1‐oxoalkyl ketones (I), (V), or (VIII) react with ethylene glycol (II) in the presence of boron trifluoride etherate to form mixtures of the spirocyclic hydroxyethyl esters (III), (VI), or (IX) and the tricyclic β,γ‐unsaturated ketones (IV), (VII), or (X).
ChemInform Abstract: Substitution of Reactive Chloro Atoms in 1,3‐Disubstituted Dihydro‐4,6(1H,5H)‐pyrimidinediones. Part 2.
Authors: RIED W. , NENNINGER H. 
Published: May 2016

AbstractCareful hydrolysis of the tetrachlorohexahydropyrimidinediones (I) with a very small amount of water yields the dichlorotriones (II) which are converted to the derivatives (IV) and (VI) as outlined in the reaction scheme.
ChemInform Abstract: A Simple and Versatile Synthesis of Trimethylsiloxy‐Substituted Isocyanates.
Authors: MORMANN W. , LEUKEL G. 
Published: May 2016

AbstractHydroxylamine, amino alcohols, 4‐aminophenol, and 4‐aminobenzoic acid (Ia) ‐ (Ic) are converted to the O‐trimethylsilyl derivatives (III) which react with the high‐boiling isocyanate (IV), forming the trimethylsiloxy isocyanates (VIa) ‐ (VIc).
ChemInform Abstract: Radical Reactions of (2‐Trimethylsilylallyl)triphenylstannane with Alkyl Halides: A Neutral Acetone Enolate Equivalent.
Authors: LEE E. , YU S.‐G. , HUR C.‐U. , YANG S.‐M. 
Published: May 2016

AbstractThe 1‐(bromovinyl)trimethylsilane (IV), prepared from vinyl bromide (I) via Grignard reaction with trimethylchlorosilane (II) and bromination, reacts with tert‐butyllithium and formaldehyde (V) to give 2‐trimethylsilylallyl alcohol (VI).
ChemInform Abstract: Monomeric Phosphinoboranes: Synthesis of a Tetraalkylphosphinoborane and Its Conversion into a Dimeric Phosphinoborane via Retro‐ and Rehydroboration, and Synthesis of a Triphosphinoborane.
Authors: KARSCH H. H. , HANIKA G. , HUBER B. , RIEDE J. , MUELLER G. + 
Published: May 2016

AbstractCoupling of bis(tert‐butyl)bromoborane (I) with lithium bis(tert‐butyl)phosphide (II) at ‐78°C leads to the formation of the monomeric tetra(tert‐butyl)phoshinoborane (III) which is stable below ‐20°C. Above this temperature, (III) decomposes via retro‐hydroboration and elimination of isobutene (VI), and subsequent rehydroboration and dimerization, forming the bis(phosphinoborane) (VIII).