bluuebunny/crossref_metadata_2025_split huggingface dataset:
ChemInform Abstract: Photochemistry and Photophysics of Purine Free Base and 6‐Methylpurine.
Authors: QUINONES E. , ARCE R. 
Published: May 2016

AbstractLifetime of purine triplet (excited singlet state) is estimated to be 1.7 μs (7 ns) under deoxygenated conditions applying nanosecond and picosecond laser flash photolysis, respectively, in aqueous solution.
ChemInform Abstract: Temperature, Solvent, and Substituent Effects on the Singlet Oxidations of Allylic Phenyl Sulfoxides, Sulfones, and Sulfides.
Authors: CLENNAN E. L. , CHEN X. 
Published: May 2016

AbstractThe reactions of singlet oxygen with a series of allylic sulfoxides, sulfones and sulfides such as (I) are examined as a function of extent of reaction, temp. and solvent.
ChemInform Abstract: Synthesis of Alkyl Halides Under Neutral Conditions.
Authors: MUNYEMANA F. , FRISQUE‐HESBAIN A.‐M. , DEVOS A. , GHOSEZ L. 
Published: May 2016

AbstractThe α‐halo enamines (II) react with the alcohols (I) to give the alkyl halides (IV) via the intermediate salts (III).
ChemInform Abstract: Copper Protection in the Palladium‐Catalyzed Regioselective Allylation of a Model Polyketide: Methyl 3,5‐Dioxohexanoate.
Authors: MARQUET J. , MORENO‐MANAS M. , PRAT M. 
Published: May 2016

AbstractThe bisdionatocopper complex (I) is treated with various allylic acetates (II), (V), (VIIIb), or the carbonate (VIIIa) in the presence of a base and a palladium complex to produce the 2‐substituted 3,5‐dioxohexanoates (III), (VI), and (VII) or (IX) and (X).
ChemInform Abstract: Triethylborane‐Induced Radical Addition of Alkyl Iodides to Acetylenes.
Authors: ICHINOSE Y. , MATSUNAGA S. , FUGAMI K. , OSHIMA K. , UTIMOTO K. 
Published: May 2016

AbstractCoupling of the terminal alkynes (I) with the alkyl iodides (II) in the presence of triethylboron gives the iodoalkenes (III).
ChemInform Abstract: Oxidation of Methylhydrazine at a Metal Center. Stereoselective Synthesis of cis‐Methyldiazene, NH=N(CH3).
Authors: SMITH M. R. III , KEYS R. L. , HILLHOUSE G. L. , RHEINGOLD A. L. 
Published: May 2016

Abstractcis‐Methyldiazene (IX) can be prepared stereoselectively at a tungsten center by oxidation of coordinated methylhydrazine in complex (V) followed by displacement under mild conditions (see scheme).
ChemInform Abstract: Interaction of 5‐Azido‐1,2,3‐benzenetricarboxylic Acid with the Mitochondrial Tricarboxylate Carrier.
Authors: CAPASSO R. , RANDAZZO G. , STIPANI I. , ZARA V. , PALMIERI F. 
Published: May 2016

AbstractThe overall yield of the synthesis amounts to ca. 25%.
ChemInform Abstract: Crystal Structure and Solid State Photoreactivity of 2,5‐Dibenzylidenecyclopent‐3‐ene‐1‐one and Its Tetrachloro Derivative.
Authors: DESIRAJU G. R. , BERNSTEIN J. , KISHAN K. V. R. , SARMA J. A. R. P. 
Published: May 2016

AbstractThe 2,5‐bis(benzylidene)cyclopentanones (I) are treated with bromine and NBS and then reduced with Zn in methanol to give the cyclopentenones (II).
ChemInform Abstract: Diazirines in Carbenoid Reactions Catalyzed by Rhodium(II) Carboxylates.
Authors: DOYLE M. P. , HIGH K. G. , OON S.‐M. , OSBORN A. K. 
Published: May 2016

AbstractThe decomposition of the diazirine (I) in the presence of excess butyl vinyl ether (II) is induced under thermal and photolytic conditions to give a complex mixture of the products (III) ‐ (VIII).
ChemInform Abstract: Ortho‐Selective Side‐Chain Nitration of Methyl‐Substituted Alkenoylbenzenes and Its Application to Synthesis of 4‐Nitro‐1‐tetralones.
Authors: KEUMI T. , INAGAKI T. , NAKAYAMA N. , TANIGUCHI M. , MORITA T. , KITAJIMA H. 
Published: May 2016

AbstractThe substituted o‐tolyl vinyl ketones (I) react with fuming nitric acid (II) to give the 2‐nitromethylphenyl ketones (III) as the main products.
ChemInform Abstract: Direct Synthesis of Indenones from Alkenyliron Complexes.
Authors: BUTLER I. R. , ELLIOTT J. E. , HOUDE J. JUN. 
Published: May 2016

AbstractReaction of phenyl‐Li (II) with the acetylenes (I) followed by metathesis with dicarbonyl(η5‐cyclopentadienyl)iron (IV) at low temp. gives the alkenyliron compounds (V) which on thermolysis afford the indenones (VI).
ChemInform Abstract: Stereoselectivity of Organometallic Reagents Addition to 7‐Oxabicyclo‐(2.2.1)hept‐5‐en‐2‐one.
Authors: ARJONA O. , FERNANDEZ DE LA PRADILLA R. , MALLO A. , PEREZ S. , PLUMET J. 
Published: May 2016

AbstractTreatment of the oxabicycloheptenone (I) with the organolithium agents (II) yields the alcohols (III) and (IV) with predominance of the endo‐isomers (III).
ChemInform Abstract: ortho‐ and para‐Photocycloadditions of 3‐Methoxy‐N‐methylphthalimide to n‐Hexene.
Authors: SUAU R. , GARCIA SEGURA R. , SOSA OLAYA F. 
Published: May 2016

Abstract3‐Methoxy‐N‐methylphthalimide (I) and 1‐hexene (II) are irradiated in benzene to give the stereoisomeric imides (III) and the ene adduct (IV).
ChemInform Abstract: Base‐Promoted Cyclocoupling Reaction of 2‐Bromopropanamides and 2‐Bromoacetamides with DMF.
Authors: D'ANGELI F. , CAVICCHIONI G. , CATELANI G. , MARCHETTI P. , MARAN F. 
Published: May 2016

AbstractIn the presence of Ag2O, the amides (I) or (VII) undergo cyclocondensation with DMF (II) to yield the oxazolidines (IV) or (VIII).
ChemInform Abstract: An Improved Synthesis of 6,8‐Dimethoxy‐3‐methylisocoumarin, a Fungal Metabolite Precursor.
Authors: KENDALL J. K. , FISHER T. H. , SCHULTZ H. P. , SCHULTZ T. P. 
Published: May 2016

AbstractThe synthesis of the title compound (IX) starts with the Perkin condensation of 3,5‐dimethoxybenzaldehyde (I) with propionic anhydride (II), followed by catalytic reduction of the cinnamic acid derivative (IV).
ChemInform Abstract: (4 + 2) Cycloadditions of α,β‐Unsaturated Hydrazones. Part 3. Isothiazolo(4,5‐b)pyridin‐3(2H)‐one 1,1‐Dioxides (= 4‐Azasaccharine Derivatives).
Authors: WALDNER A. 
Published: May 2016

AbstractReaction of the components (I) and (II) generates the heterocyclic cycloadducts (III) which are very readily desaminated on silica gel to give the compounds (IVa), (IVb), (IVc) (+ main product (V)).
ChemInform Abstract: Intramolecular Inverse Electron Demand Diels‐Alder Reactions of Pyrazines.
Authors: BIEDRZYCKI M. , DE BIE D. A. , VAN DER PLAS H. C. 
Published: May 2016

AbstractThermally induced intramolecular Diels‐Alder cyclization reactions of the pyrazines (I) and (IV) to give the dihydropyranopyridines (II), (III) and (V), (VI), resp., are comparatively studied.
ChemInform Abstract: A Convenient in situ Procedure for Effecting Inter‐ and Intramolecular Diels‐Alder Reactions of N‐Sulfonyl Imines.
Authors: SISKO J. , WEINREB S. M. 
Published: May 2016

AbstractThe aldehydes (I) react with N‐sulfinyl tosylamide (II) in the presence of boron trifluoride etherate (III) to form the imine complexes (IV) which undergo Diels‐Alder cycloaddition with the butadienes (V), yielding the tetrahydropyridines (VI).
ChemInform Abstract: Preparation of 2‐Lithiotetrahydropyrans: Kinetic and Thermodynamic Generation of Alkyllithium Reagents.
Authors: RYCHNOVSKY S. D. , MICKUS D. E. 
Published: May 2016

AbstractLithiation of the tetrahydropyrans (I) and (V) or the dioxane (VIII) is performed with lithium di‐tert‐butylbiphenylide at a low temperature.
ChemInform Abstract: Synthesis of Novel 1‐(R)‐2‐Amino‐3‐hetarylpyrrolo(2,3‐b)quinoxalines.
Authors: KOZYNCHENKO A. P. , VOLOVENKO YU. M. , BABICHEV F. S. , PROMONENKOV V. K. 
Published: May 2016

AbstractThe benzothiazolyl(chloroquinoxalinyl)acetonitrile (I) reacts with the anilines (II) to give the pyrroloquinoxalines (III).
ChemInform Abstract: Synthesis of 3,5‐Dihalo‐2H‐1,4‐oxazin‐2‐ones from Cyanohydrins.
Authors: MEERPOEL L. , HOORNAERT G. 
Published: May 2016

AbstractThe cyanohydrins (Ib) or the corresponding silyl ether (Ia) react with the oxalyl halides (II) to form the 3,5‐dihalooxazin‐2‐ones (III).
ChemInform Abstract: Synthesis, Antiinflammatory, and Analgesic Activity of N‐Acylureas.
Authors: ARBUZOV B. A. , FEDOTOVA N. R. , ZOBOVA N. N. , NAZYROVA A. Z. , ANAN'EV E. V. , GORBUNOV S. M. 
Published: May 2016

AbstractThe acyl isocyanate (I) reacts with the pyrazoline (II) to yield the urea (III).
ChemInform Abstract: Cobalt‐Mediated Reactions. A New Synthetic Approach to β‐, γ‐, and δ‐Lactams.
Authors: GILL G. B. , PATTENDEN G. , REYNOLDS S. J. 
Published: May 2016

AbstractThe N‐alkenylcarbamoyl cobalt complexes (I) are subjected to photolysis or thermolysis, yielding lactam derivatives such as (II), (V), (VII), and (VIII) or (XI) ‐ (XIII).
ChemInform Abstract: Enantioselective Complexation of Simple Amides by a C2 Host Molecule.
Authors: SANDERSON P. E. J. , KILBURN J. D. , STILL W. C. 
Published: May 2016

AbstractThe syntheses starting from L‐Boc‐diiodotyrosine, X‐ray structures and binding properties of the C2 host molecules (I) are described.
ChemInform Abstract: Synthesis and Structure of Novel Polycyclic Species from Toluene and m‐Xylene and the Dehalogenation Product of Difluoro(diisopropylamino)borane.
Authors: MELLER A. , SEEBOLD U. , MARINGGELE W. , NOLTEMEYER M. , SHELDRICK G. M. 
Published: May 2016

AbstractDuring the synthesis of the novel compounds (III) (space group P21/c, Z=4) and (V) (P21/m, Z=2) the aromatic ring of toluene (I) is split into C2 and C4 units whereas the ring of m‐xylene (IV) is opened and rearranged with formation of a cyclopropane ring.
ChemInform Abstract: Oxiranyl Anions. Improved Synthesis of Trimethylsilyl‐Substituted Oxiranyl Anions and Their Addition to Aldehydes and Ketones.
Authors: MOLANDER G. A. , MAUTNER K. 
Published: May 2016

AbstractThe epoxidation of the silylated alkenes (I) with MCPBA in a buffered solution yields the oxiranes (II) which are first lithiated and then coupled with aldehydes such as (III) to give the diastereomeric alcohols (IV) and (V).
ChemInform Abstract: Synthesis and Some Properties of Functional Linear and Cyclic Polyethylsiloxanes.
Authors: MAKAROVA N. N. , LAVRUKHIN B. D. , TURKEL'TAUB G. N. , KUZ'MIN N. N. , PETROVA I. M. , MATUKHINA E. V. 
Published: May 2016

AbstractCondensation reaction of the silanediol (Ia) or the disiloxane (Ib) with ethyltrichlorosilane (II) gives predominantly the linear siloxanes (III) which are coupled with further (I), producing the cyclization products (V) and (VI).
ChemInform Abstract: Synthesis and Radioprotective Properties of Some S‐Derivatives of Bis(1,2,2′‐mercaptoethyl)amine.
Authors: CHEN B. C. , PANTEV T. P. 
Published: May 2016

Abstract2,2'‐Dibromodiethylamine (I) reacts with sodium thiophosphate (II), sodium thiosulfate (IV), and thiourea (VI), yielding the substitution products (III), (V), and (VII).
ChemInform Abstract: Synthesis, Solid State 31P CP MAS NMR IR and Raman Studies of Mercury(II) Complexes of 1,3,5‐Triaza‐7‐phosphaadamantane (PTA).
Authors: ALYEA E. C. , FISHER K. J. , JOHNSON S. 
Published: May 2016

AbstractThe insoluble complexes (I) and (II) are prepared by reaction of the appropriate mercury salts with the water‐soluble phosphine ligand in hot methanol (yield 43‐90%).
ChemInform Abstract: Ligand Oxidation in a Nickel Thiolate Complex: A Model for the Deactivation of Hydrogenase by O2.
Authors: KUMAR M. , COLPAS G. J. , DAY R. O. , MARONEY M. J. 
Published: May 2016

AbstractThe structurally characterized complex (III) (P21/c, Z=4) undergoes a four‐electron oxidation to the novel diamagnetic Ni(II) complex (V).
ChemInform Abstract: Carbodithioato Derivatives of Weak Nitrogenous Nucleophiles. Part 2. Non‐Direct Syntheses and Structural Studies of Ni(II) N‐Carbodithioates with Substituted Ureas, Carbamic Esters and Sulfonamides.
Authors: HADJIKOSTAS C. C. , KATSOULOS G. A. , SIGALAS M. P. , TSIPIS C. A. 
Published: May 2016

AbstractElectrophilic substitution reactions of the Ni(II) N‐alkyldithiocarbamates (I) as shown for some examples result in the formation of the derivatives (III).
ChemInform Abstract: Preparation of Mixed Dithio‐β‐diketonato (Tertiary Phosphine) Palladium(II) Complexes.
Authors: BENNETT M. A. , CAVELL K. J. , CHAN K. Y. 
Published: May 2016

AbstractThe neutral and cationic pentanedithionato complexes (IV) and (V) are prepared by 1:1:1 molar reaction of the Pd(0) complex (I) with 3,5‐dimethyl‐1,2‐dithiolium halides (II) and corresponding phosphine ligands.
ChemInform Abstract: Corallistin A, a Second Example of a Free Porphyrin from a Living Organism. Isolation from the Demosponge Corallistes sp. of the Coral See and Inhibition of Abnormal Cells.
Authors: D'AMBROSIO M. , GUERRIERO A. , DEBITUS C. , RIBES O. , RICHER DE FORGES B. , PIETRA F. 
Published: May 2016

AbstractThe title compound (I) proves to be active against the Kb cell line, whereas in vivo assays are negative.
ChemInform Abstract: Novel Cembranolides (Coralloidolide D (I) and E (II)) and a 3,7‐Cyclized Cembranolide (Coralloidolide C (III)) from the Mediterranean Coral Alcyonium coralloides.
Authors: D'AMBROSIO M. , GUERRIERO A. , PIETRA F. 
Published: May 2016

AbstractCompound (+)‐(II), when dissolved in pyridine at room temp., undergoes a double bond shift from C4=C5 to C4=C18.
ChemInform Abstract: Preparation of Chiral Compound Using Enzymes. Part 2. Synthesis of (‐)‐Deoxypodocarpic Acid Methyl Ester via an Enzymatic Enantioselective Hydrolysis of the Key Intermediate Enol Ester.
Authors: SUGAI T. , KAKEYA H. , OHTA H. , MOROOKA M. , OHBA S. 
Published: May 2016

AbstractThe title compound (‐)‐(VII) is a useful intermediate for the synthesis of various diterpenes.
ChemInform Abstract: Non‐Proteinogenic Amino Acid Synthesis. The β‐Anion Derived from Aspartic Acid, and Its Application to α‐Amino Acid Synthesis.
Authors: BALDWIN J. E. , MOLONEY M. G. , NORTH M. 
Published: May 2016

AbstractThe β‐anion derived from the aspartate (I) can be alkylated with suitable electrophiles such as (II) to give the diester (III) as a diastereomeric mixture at the β‐carbon atom, but without loss of enantiomeric purity at the α‐carbon atom.
ChemInform Abstract: Non‐Proteinogenic Amino Acid Synthesis: Synthesis of β,γ‐Unsaturated α‐Amino Acids from Aspartic Acid.
Authors: BALDWIN J. E. , MOLONEY M. G. , NORTH M. 
Published: May 2016

AbstractAlkylation of the β‐anion derived from the aspartic acid derivative (I) yields the hydroxy diesters (III) as mixtures of both possible syn diastereomers concerning the hydroxyl and β‐ester groups.
ChemInform Abstract: New Synthesis of Dehydrodipeptides from Substituted Oxamic Acids.
Authors: PERSON D. , LE CORRE M. 
Published: May 2016

AbstractThe α‐phthalimido nitriles (I) react with methanol (II) to give the intermediate imino ethers which are acylated with the oxalyl chloride (III) to give the N‐(methoxymethylene)amides (IV).
ChemInform Abstract: Synthesis of Asymmetric 1‐Amino‐2‐phenylcyclopropanecarboxylic Acids by Diastereoselective Cyclopropanation of Highly Functionalized Homochiral Olefines.
Authors: FERNANDEZ M. D. , PILAR DE FRUTOS M. , MARCO J. L. , FERNANDEZ‐ALVAREZ E. , BERNABE M. 
Published: May 2016

AbstractThe benzylidenoxazolone (I) reacts with S‐proline (II) and acetic acid anhydride (III) to give the fused piperazinedione (IV) which is treated with diazomethane (V) to form the pyrazoline (VI).
ChemInform Abstract: Structure of 7,14,15,17‐Tetraoxa‐10‐azapentacyclo(10.2.1.12,11.15,8.03,9)heptadeca‐3,9‐dien‐2‐ol, a Pentacyclic Alcohol Prepared from Levoglucosenone.
Authors: KETTMANN V. , BYSTRICKY S. , STICZAY T. , KOOS M. 
Published: May 2016

AbstractThe title compound (I) (space group P212121 with Z=4) forms helical chains.
ChemInform Abstract: Aplysinopsin‐Type Alkaloids from Dendrophyllia sp., a Scleractinian Coral of the Family Dendrophylliidae of the Philippines. Facile Photochemical (Z/E) Photoisomerization and Thermal Reversal.
Authors: GUELLA G. , MANCINI I. , ZIBROWIUS H. , PIETRA F. 
Published: May 2016

AbstractThe compounds (I)‐(III) are isolated from the title coral.
ChemInform Abstract: Synthesis and Antiviral Activity of 1‐(β‐D‐Arabinofuranosyl)thymine.
Authors: KVASYUK E. I. , KULAK T. I. , TKACHENKO O. V. , MIKHAILOPULO I. A. , ZINCHENKO A. I. , BARAI V. N. , BOKUT' S. B. , MARENNIKOVA S. S. , CHEKUNOVA E. V. 
Published: May 2016

Abstract1‐(β‐D‐Ribofuranosyl)thymine (V), prepared from thymine (I) via the protected riboside (IV) or by microbiological transglycosylation of inosine (VI), is converted into 1‐(β‐D‐arabinofuranosyl)thymine (VII) upon treatment with acetylsalicylic chloride.
ChemInform Abstract: Isopentenylindole Derivatives and Other Components of Esenbeckia leiocarpa.
Authors: DELLE MONACHE F. , DELLE MONACHE G. , ALVES DE MORAES E SOUZA M. , DA SALETE CAVALCANTI M. , CHIAPPETA A. 
Published: May 2016

AbstractThe compounds (I)‐(IV) and (VII) are new natural products from the title species.
ChemInform Abstract: Coupling of the Anthracycline Antitumor Drug Menogaril to 2′‐Deoxyguanosine Through Reductive Activation.
Authors: EGHOLM M. , KOCH T. H. 
Published: May 2016

AbstractReductive coupling of menogaril (I) with 2'‐deoxyguanosine (II) in the presence of the dimeric one‐electron reducing agent DHM proceeds via the quinone methide (III) to give the products (IV)‐(VI).
ChemInform Abstract: Synthesis of Novel 3‐Formamido‐3‐(acylamino)monobactams.
Authors: BRANCH C. L. , FINCH S. C. , PEARSON M. J. 
Published: May 2016

AbstractThe 4‐(methylsulfonyl)azetidinone (I) is desulfonated with sodium boranate, detritylated with p‐toluenesulfonic acid monohydrate and then coupled with p‐nitrobenzaldehyde (III) to form the imine (IV).
ChemInform Abstract: Characterization of the Fusarium Toxin Equisetin: The Use of Phenylboronates in Structure Assignment.
Authors: PHILLIPS N. J. , GOODWIN J. T. , FRAIMAN A. , COLE R. J. , LYNN D. G. 
Published: May 2016

AbstractFusarium equiseti has repeatedly been identified in environments where several genetically unrelated individuals each developed leukemia.
ChemInform Abstract: Reactions of Hydrogen Halides with Clusters of Ammonia Molecules.
Authors: BREEN J. J. , KILGORE K. , WEI S. , TZENG W.‐B. , KEESEE R. G. , CASTLEMAN A. W. JUN. 
Published: May 2016

AbstractMixed hydrogen halide/ammonia clusters are generated using a pulsed ammonia cluster beam crossed by a stream of HX molecules (X: I or Cl) from an effusive source under multiple collision conditions.
ChemInform Abstract: Moessbauer Resonance Study of the 6H‐Type BaFeO2.72
Authors: GRENIER J. C. , FOURNES L. , POUCHARD M. , HAGENMULLER P. , PARRAS M. , VALLET M. , CALBET J. 
Published: May 2016

Abstractindicate that two iron sites containing preferentially Fe(III) and Fe(IV) have a high spin configuration.
ChemInform Abstract: Photodissociation of Chlorine Molecules Under Collision Conditions: Laser‐Induced Luminescence Ascribable to Cl3 Species.
Authors: KAWASAKI M. , SATO H. , INOUE G. 
Published: May 2016

AbstractUV laser irradiation of chlorine molecules generates the species Cl3 (ground state X2A1, bond angle 150°).
ChemInform Abstract: Crown Thioether Chemistry. The Silver(I) Complexes of Trithia‐9‐crown‐3, Trithia‐12‐crown‐3, and Hexathia‐18‐crown‐6.
Authors: BLOWER P. J. , CLARKSON J. A. , RAWLE S. C. , HARTMAN J. R. , WOLF R. E. JUN. , YAGBASAN R. , BOTT S. G. , COOPER S. R. 
Published: May 2016

AbstractReaction of Ag triflate with trithianonane (ratio 1:2) in MeOH yields (I) (78% yield) which crystallizes in Pnam with Z=4.
ChemInform Abstract: The First Example of an Ethylene‐Selective Soluble Ziegler Catalyst of the Zirconocene Class.
Authors: HERRMANN W. A. , ROHRMANN J. , HERDTWECK E. , SPALECK W. , WINTER A. 
Published: May 2016

AbstractChiral, sterically rigid metallocenes of the fourth subgroup together with methylaluminoxane as co‐catalyst exhibit highly active, stereospecific catalytically activity for the polymerization of α‐olefins.
ChemInform Abstract: Chemistry of Furans. Part 7. Diels‐Alder Reaction on Substituted Furanamides.
Authors: RAI U. K. , SHANKER B. , SINGH S. , RAO R. B. 
Published: May 2016

AbstractMethyl 2‐furoate and the amide (Ia) do not undergo cycloaddition reaction with a variety of dienophiles.
ChemInform Abstract: Highly Stereoselective Synthesis of Di‐ and Trisubstituted Homoallylic Alcohols via Palladium(0)‐Catalyzed Nucleophilic Opening of Vinylic Oxetanes.
Authors: LAROCK R. C. , STOLZ‐DUNN S. K. 
Published: May 2016

AbstractReaction of the activated methylene compounds (I) or (IV) with the 2‐vinyloxetanes (II) in the presence of a Pd(0) catalyst results in cleavage of the cyclic ether and C‐C linkage to produce the homoallylic alcohols (III) or (V).
ChemInform Abstract: Fluoride Ion‐Induced Allylation of Activated Alkenes.
Authors: PERNEZ S. , HAMELIN J. 
Published: May 2016

AbstractThe allylic silanes (Ia) and (Ib) are coupled with the aldehydes (II) or the activated olefins (IV) under desilylative conditions to produce the olefinic adducts (III) or (V).
ChemInform Abstract: Reactions of 4,4‐Bis(trifluoromethyl)‐Substituted Heterodienes with Alkynes. Part 1. Reactions of 4,4‐Bis(trifluoromethyl)‐1‐oxa‐3‐azabuta‐1,3‐dienes with Alkynes.
Authors: BURGER K. , SEWALD N. , HUBER E. , OTTLINGER R. 
Published: May 2016

AbstractHeterodienes such as (I) react with alkynes such as (II), (VII) to give various types of products depending on the reaction conditions.
ChemInform Abstract: Oxidation of Dichlorocyclopropane Fused Cycloalkanes and Subsequent Photolysis of the Cycloalkanones.
Authors: HASHEM M. A. 
Published: May 2016

AbstractWhereas the compound (I) under the oxidation conditions shown gives the esters (III) and (IV) instead of the expected monoketones, the analogue (V) affords the desired ketone (VI) together with the by‐products (VII) and (VIII) (yield not given).
ChemInform Abstract: Oxygenophilic Organoaluminum‐Mediated Conjugate Addition of Alkyllithium and Grignard Reagents to Quinone Monoacetals and Quinol Ethers. The Directing Effect of a Methoxy Group on the 1,4‐Addition Process.
Authors: STERN A. J. , ROHDE J. J. , SWENTON J. S. 
Published: May 2016

AbstractReaction of the quinone monoacetals (I) with a methylaluminum bisphenoxide and further treatment with the organometallic compounds (II) yields regioselectively the 1,4‐adducts (III).
ChemInform Abstract: Disproportionation of 4‐Nitroacetophenone to 4‐Aminoacetophenone and 4‐Nitrobenzoic Acid.
Authors: WAN P. , XU X. 
Published: May 2016

Abstract4‐Nitroacetophenone (I) disproportionates in alkaline solutions, yielding the nitro acid (II) and the aminoacetophenone (III).
ChemInform Abstract: Reactions of Lithium Bicyclo(1.1.0)butan‐2‐olates Formed by Carbenoid Type Decomposition of Lithiothioacetal Enolates. A Novel Concept for One‐Pot Cyclopropanation of Enones.
Authors: RAMIG K. , BHUPATHY M. , COHEN T. 
Published: May 2016

AbstractAddition of the anion of tris(phenylthio)methane (II) to the unsaturated ketones (I), (VII), and (X), accompanied by lithiation, and subsequent lithium transfer produce the cyclopropane derivatives (V), (VI), (VIII), and (XII).
ChemInform Abstract: Reaction of Some Cyclic Dienamines of Carbothioic Acid Anilides with Malononitrile.
Authors: BOGDANOWICZ‐SZWED K. , RYS B. 
Published: May 2016

AbstractDirect treatment of the title compounds (III) with malononitrile (V) (EtOH, reflux) gives the products (VI) in poor to moderate yields (8‐40%).
ChemInform Abstract: Preparation and Synthetic Utilization of Diarylmethylenemalonaldehydes.
Authors: KRAL V. , JELINEK L. , SAMAN D. 
Published: May 2016

AbstractThe dialdehyde (IIIa) is prepared by reaction of the trimethinium salt (I) with the dichloride (II); the analogues (IIIb) are similarly obtained.
ChemInform Abstract: Novel Pathways for the Formation of Phenylpyrroles.
Authors: ELLAMES G. J. , HEWKIN C. T. , JACKSON R. F. W. , SMITH D. I. , STANDEN S. P. 
Published: May 2016

Abstract3‐Chloropropyl phenyl ketone (I) is converted to the oxime (III) which undergoes base‐induced cyclization to give the dihydro‐1,2‐oxazine (IV) as the main product.
ChemInform Abstract: Synthesis of 1‐Substituted‐2‐oxo‐3‐chloro/3‐(2‐chlorophenoxy)‐4‐(2‐arylindol‐3‐yl)azetidines as CNS Active and Antiinflammatory Agents.
Authors: AGARWAL R. , AGARWAL C. , SINGH C. , MISRA V. S. 
Published: May 2016

AbstractEight compounds of type (IV) are prepared and transformed to the corresponding derivatives of type (VI).