bluuebunny/crossref_metadata_2025_split huggingface dataset:
ChemInform Abstract: Photoreaction of 5,7‐Dimethoxycoumarin with Adenosine.
Authors: SHIM S. C. , SHIM H. K. , CHO T. H. 
Published: May 2016

AbstractBei der Photoreaktion von 5,7‐Dimethoxycumarin (I) mit Adenosin (II) wird ein Additionsprodukt erhalten, dem aufgrund spektroskopischer Daten die Struktur (III) zugeordnet wird.
ChemInform Abstract: Amino Acids and Peptides. Part 196. 4‐Phenylalanine Analogues of Vasopressin: Synthesis, Pharmacological and Chiroptical Properties.
Authors: BRTNIK F. , BARTH T. , MALON P. , FRIC I. , KLUSA V. E. , JOST K. 
Published: May 2016

AbstractThe synthesis of the title compounds (III) has been carried out Starting from the hexapeptide derivative (Ia) which is converted to the decapeptide amides (II) using conventional fragment coupling and deblocking procedures.
ChemInform Abstract: (+)‐11,11′‐Di‐O‐methylelaiophylidene. Preparation from Elaiophylin and Total Synthesis from (R)‐3‐Hydroxybutyrate and (S)‐Malate.
Authors: SEEBACH D. , CHOW H.‐F. , JACKSON R. F. W. , SUTTER M. A. , THAISRIVONGS S. , ZIMMERMANN J. 
Published: May 2016

AbstractThe macrodiolide antibiotic elaiophylin (I), on treatment with TosOH in MeOH undergoes cleavage of the deoxyfucose groups (DOF) and Substitution of the OH groups at C‐1 1 and C‐1 l′ by OMe groups to yield the title compound (II).
ChemInform Abstract: Research on Antibacterial and Fungicidal Agents. Part 6. Pirfloxacin and Related Compounds: Synthetical and Microbiological Studies.
Authors: ARTICO M. , CORELLI F. , MASSA S. , STEFANCICH G. , PANICO S. , SIMONETTI N. 
Published: May 2016

AbstractDie Synthese von Pirfloxazin (VII) und einiger seiner Analoga, einer fungiziden und antibakteriellen Substanzklasse, wird beschrieben.
ChemInform Abstract: An Alternative Synthesis of (±)‐Descarboxyquadrone (I).
Authors: KAKIUCHI K. , UE M. , TADAKI T. , TOBE Y. , ODAIRA Y. 
Published: May 2016

Abstract(KAKIUCHI , K.; UE, M.; TADAKI, T.; TOBE, Y.; ODAIRA, Y.; Chem.
ChemInform Abstract: γ‐Radiation Effects on Corrosion. Part 1. Electrochemical Mechanisms for the Aqueous Corrosion Processes of Austenitic Stainless Steels Relevant to Nuclear Waste Disposal in Tuff.
Authors: GLASS R. S. , OVERTURF G. E. , VAN KONYNENBURG R. A. , MCCRIGHT R. D. 
Published: May 2016

AbstractThe oxidizing nature of groundwater from a proposed nuclear waste repository site in tuffaceous rock is increased by γ‐irradiation due to the formation of H2O2 and ·OH radicals.
ChemInform Abstract: Organic Chemistry I; Fundamentals, Classes of Compounds, Reaction Types
Authors: BREITMAIER E. , JUNG G. 
Published: May 2016

AbstractReview: Following a survey of the elementary classes of organic compounds (including their physical and chemical properties, reactions and methods for their preparation), the different types of reactions characteristic for these compounds are described (radical, electrophilic, nucleophilic, aliphatic and aromatic Substitution, additions, eliminations).
ChemInform Abstract: Structural Properties of VP1‐xAsx; 0.00 ⩽ x ⩽ 1.00.
Authors: FJELLVAG H. , KJEKSHUS A. 
Published: May 2016

AbstractThe structural and magnetic properties of the VP‐VAs system have been studied by powder X‐ray and neutron diffraction, DSC, and magnetic susceptibility measurements.
ChemInform Abstract: Electroluminescence at the n‐ZnO/Electrolyte Interface: A Comparative Study of the Emission Processes Under Cathodic and Anodic Pulsed Polarization.
Authors: FICHOU D. , KOSSANYI J. 
Published: May 2016

AbstractThe main difference between Cathodic and anodic polarization of Co‐doped and undoped polycrystalline n‐ZnO electrodes is found to be the participation of the valence band in the Cathodic process where hole injection by the SO4‐· radical anion enables a band‐to‐band EL emission to occur in the UV region, while the accelerated electrons involved in the anodic breakdown process may not be energetic enough to impact‐ionize the valence band Centers.
ChemInform Abstract: Conducting Ceramic Oxides for Use as Molten Carbonate Fuell Cell Electrodes.
Authors: LESSING P. A. , MILLER G. R. , YAMADA H. 
Published: May 2016

AbstractThe dc resistivities of doped (gel‐resin process) mixed cation oxides have been measured under conditions similar to those found for molten carbonate fuel cell electrodes.
ChemInform Abstract: Transpassive Dissolution of Chromium and Cr/Fe Alloys in Solutions of Isopropanol in 1 M H2SO4
Authors: BECK F. , SCHULZ H. , JANSEN B. 
Published: May 2016

AbstractCr2O3 as a passive layer on pure Chromium or Cr/Fe(Ni) alloys containing 16‐7l°/o Cr react nearly exclusively after their chemical dissolution from the electrode surface with isopropanol homogeneously in solution and to a minor extent attached at the electrode surface.
ChemInform Abstract: Detection of Magnetic Fields Generated by Electrochemical Corrosion.
Authors: BELLINGHAM J. G. , MACVICAR M. L. A. , NISENOFF M. , SEARSON P. C. 
Published: May 2016

AbstractMagnetic fields as large as 10‐5 gauss are detected ∼2.5 cm above metals immersed in high conductivity electrolytes by using a SQUID (Superconducting Quantum Interference Device) second order gradiometer system.
ChemInform Abstract: A Strontiumoxoniobate with Bronze‐like Structure: Sr6Nb34O91.
Authors: SCHUECKEL K. + , MUELLER‐BUSCHBAUM HK. + 
Published: May 2016

AbstractSingle crystals of the title compound have been prepared from SrCO3 and Nb2O5 (2:5) by the CO2‐Laser technique ( 1700°C).
ChemInform Abstract: Absorption and Emission Properties of Divalent Ytterbium Crown Ether Complexes.
Authors: LI W. , FUJIKAWA H. , ADACHI G. , SHIOKAWA J. 
Published: May 2016

AbstractThe fluorescence properties of the Yb" complexes formed by the reaction of YbCl2 and the crown ethers (I) are described.
ChemInform Abstract: ESR Study of CH3CNSSN′, C6H5CNSSN′, and SNSSN′ + Free Radicals.
Authors: FAIRHURST S. A. , JOHNSON K. M. , SUTCLIFFE L. H. , PRESTON K. F. , BANISTER A. J. , HAUPTMAN Z. V. , PASSMORE J. 
Published: May 2016

AbstractIsotropic and powder ESR spectra are recorded for the title radicals (I)‐(III), prepared from the dimers.
ChemInform Abstract: Variable‐Temperature 195Pt NMR Spectroscopy, a New Technique for the Study of Stereodynamics.
Authors: GUMMIN D. D. , RATILLA E. M. A. , KOSTIC N. M. 
Published: May 2016

AbstractDisplacement of a Cl′ ligand from PtClä′ by N‐acetyl‐L‐methionine yields the Complex (I), which is a model for the bonding of PtCl; label to proteins.
ChemInform Abstract: Ligand Fluxionality in Close‐Packed Rhodium Carbonyl Clusters.
Authors: ALLEVI C. , HEATON B. T. , SEREGNI C. , STRONA L. , GOODFELLOW R. J. , CHINI P. , MARTINENGO S. 
Published: May 2016

AbstractA combination of variable‐temp, multinuclear 1H, 13C, 103Rh, 1H‐{103Rh} and 13C‐{103Rh} NMR studies are used to establish the ligand (CO/H) migrations in [Rh13CO)24H n](5‐n)‐ (n: 1‐4) and [Rh14(CO)25Hx](4‐x)‐ (x: 0 or 1).
ChemInform Abstract: Redox and Spectral Properties of the cis and trans Isomers of the Osmium(VI) Dioxo Complex [(bpy)2Os(O)2](ClO4)2.
Authors: DOBSON J. C. , TAKEUCHI K. J. , PIPES D. W. , GESELOWITZ D. A. , MEYER T. J. 
Published: May 2016

AbstractThe cis isomer of the title Complex has been prepared by oxidation of carbonato‐bis(2,2′‐bipyridine)osmium by Ce(IV) perchlorate (yield 52%) and has been isomerized in hot MeCN to the thermodynamically more stable trans‐isomer (yield 48%).
ChemInform Abstract: Addition of Trichloroacetonitrile to Vinyl Tetrazoles.
Authors: SHVEKHGEIMER G. A. , KOBRAKOV K. I. , MITYAGINA O. G. , KOROLEV V. K. , PROMONENKOV V. K. 
Published: May 2016

AbstractDie Vinyltetrazole (I) reagieren mit Trichloracetonitril (II) in Gegenwart von Kupfer(I)‐chlorid oder metallischem Kupfer unter Addition an die Vinyldoppelbindung zu den Butyronitrilen (III).
ChemInform Abstract: Photochemistry of Substituted Cyclic Enones. Part 5. 3‐Aryl‐5‐(3‐phenylprop‐ 2‐enyl)cyclopent‐2‐enones.
Authors: CUNNINGHAM I. D. , MCMURRY T. B. H. , NAPIER M. P. , RAO S. N. 
Published: May 2016

AbstractThe (E)‐dienes (Ia)‐(Ic) and their (Z)‐isomers (Id)‐(If) set up a rapid equilibrium when irradiated in benzene.
ChemInform Abstract: 2‐Dimethylaminomethyl‐3‐trimethylsilylmethyl‐1,3‐butadiene as 2,2′‐Biallyl Diradical Synthon.
Authors: HOSOMI A. , OTAKA K. , SAKURAI H. 
Published: May 2016

Abstract2‐Dimethylaminomethyl‐3‐trimethylsilylmethyl‐1,3‐butadiene as 2,2′‐Biallyl Diradical Synthon.
ChemInform Abstract: Mechanism of Dehydroacetoxylation of Methyl 3‐Acetoxy‐3‐aryl‐2‐halogenopropanoates.
Authors: CABALEIRO M. C. , GARAY R. O. 
Published: May 2016

AbstractThe title reaction proceeds via the carbanion (II), the C‐H‐bond breaking being rate‐determining.
ChemInform Abstract: Novel Oxidative Cleavage of Carbon‐Carbon Bond in Hydrazones by Oxygenation with Cobalt Schiff Base Complex.
Authors: NISHINAGA A. , YAMAZAKI S. , MATSUURA T. 
Published: May 2016

AbstractAus den Hydrazonen (I) erhält man mit den Alkoholen (III) in Gegenwart des Cobalt‐Komplexes (II) als Katalysator die Folgeprodukte (IV)‐(VI) in unterschiedlichen Anteilen.
ChemInform Abstract: Cyclisation of N‐Substituted 2‐Acylamino‐2‐alkenamides: Some Observations.
Authors: TRIPATHY P. K. , MUKERJEE A. K. 
Published: May 2016

AbstractWhile the anilide (Ia) undergoes cyclisation to afford the imidazole (IIa) in neutral, acidic and basic media, (Ib)‐(Ie) react only under neutral or acidic conditions, to give (IIb)‐(IIe).
ChemInform Abstract: Rearrangement Mechanism of Cyclic O,N‐Acetals Derived from Acylquinones and Enamines.
Authors: CASTRO C. G. , SANTOS J. G. , VALDERRAMA J. A. 
Published: May 2016

AbstractRearrangement Mechanism of Cyclic O,N‐Acetals Derived from Acylquinones and Enamines.
ChemInform Abstract: Intramolecular [2 + 2] Photocycloadditions of Allyl Ethers of 4‐Hydroxy‐2‐cyclopentenone.
Authors: GARIBOLDI P. , JOMMI G. , SISTI M. 
Published: May 2016

AbstractThe TH P‐protected cyclopentenol (III) is obtained from the ketoester (I) in three steps.
ChemInform Abstract: Successful Photocatalytic Reduction of MV2+ with [Cu(NN)(PPh3)2]+ (NN: 2,9‐Dimethyl‐1,10‐phenanthroline or 4,4′,6,6′‐Tetramethyl‐2,2′‐bipyridine) Upon Near‐UV‐Light Irradiation and a Novel Solvent Effect on Its Catalytic Activity.
Authors: SAKAKI S. , KOGA G. , OHKUBO K. 
Published: May 2016

AbstractMethylviologen is photocatalytically reduced by the title Cu(I) complexes in an alcohol/ water mixed solvent.
ChemInform Abstract: Laser Photolysis Studies of Nickel(II) Tetraphenylporphyrin in a Mixed Solvent of Pyridine and Toluene in the Temperature Range 180‐300 K.
Authors: HOSHINO M. 
Published: May 2016

AbstractIt is confirmed that the title complex in a mixed solvent of pyridine and toluene undergoes photoinduced pyridine attachment and detachment.
ChemInform Abstract: Pulse Radiolysis and ESR Studies of the Dehydration of Radicals from 1,2‐Diols and Related Compounds.
Authors: STEENKEN S. , DAVIES M. J. , GILBERT B. C. 
Published: May 2016

AbstractPulse Radiolysis and ESR Studies of the Dehydration of Radicals from 1,2‐Diols and Related Compounds.
ChemInform Abstract: Do the Compounds PhCH2Y give Geminal Dianions on Addition of Two Equivalents of Strong Base?
Authors: CROWLEY P. J. , LEACH M. R. , METH‐COHN O. , WAKEFIELD B. J. 
Published: May 2016

AbstractBei Einwirkung starker Basen auf die aktivierten Benzylverbindungen (I) lassen sich keine geminalen Dianionen nachweisen; die tatsächlich gebildeten Monoanionen werden mit einem zweiten Molekül Base komplexiert.
ChemInform Abstract: Selective Oxidation of Alcohols by K2FeO4‐Al2O3‐CuSO4‐5H2O.
Authors: KIM K. S. , SONG Y. H. , LEE N. H. , HAHN C. S. 
Published: May 2016

AbstractMit dem System (I) können die primären Alkohole (II) zu entsprechenden Aldehyden (III) oxidiert werden.
ChemInform Abstract: NADH Model Studies. Part 2. Cationic Hydrogenations Using Acridan Derivatives as Hindered NADH Models.
Authors: SINGH S. , GILL S. , SHARMA V. K. , NAGRATH S. 
Published: May 2016

AbstractVarious aryl alcohols (II), arylethylenes, e.g. (III), and trityl ethers (IV) are found to undergo smooth reduction in CHZCI, at room temp. when treated with an equimolar amount of the acridans (I) and TFA [‐+ (V)‐(VIII)].
ChemInform Abstract: Electronic Control of Stereoselectivity in the Metal Hydride Reductions of 7‐Benzonorbornenones.
Authors: OKADA K. , TOMITA S. , ODA M. 
Published: May 2016

AbstractDie Hydrid‐Reduktionen der Benzonorbornenone (I) liefern die Alkohole (II) und (III).
ChemInform Abstract: Kinetics of Bromination of 1‐Hetera‐4‐cyclohexanones by N‐Bromosaccharin.
Authors: JAMBULINGAM M. , NANJAPPAN P. , ARULVANI P. , RAMARAJAN K. 
Published: May 2016

AbstractThe acid‐catalyzed bromination of (I), (III), (IV), and (V) is zero order with respect to N‐bromosaccharin (NBSA) and first order in both Substrate and H+.
ChemInform Abstract: Nitrosation and Nitrous Acid‐catalysed Nitration of Anisole and 2,6‐Dimethylanisole.
Authors: DIX L. R. , MOODIE R. B. 
Published: May 2016

AbstractThe nitrosation of (I) and (IV) is studied in order to elucidate a nitrosationoxidation pathway leading to nitroanisole (VII) under nitration conditions.
ChemInform Abstract: Stereospecific Hydroxylation of Chiral Allylic β‐Hydroxysulfoxides: Applications to the Asymmetric Synthesis of Optically Active Vicinal Triols.
Authors: SOLLADIE G. , FRECHOU C. , DEMAILLY G. 
Published: May 2016

AbstractAus den Acrylestern (I) erhält man mit den Anionen von (II) die Ketosulfoxide (III), die zu den Alkoholen (IV) bzw. (V) reduziert werden können.
ChemInform Abstract: A Novel Olefination of Carbonyl Compounds with α‐Bromoacetic Ester Mediated by Tri‐n‐butylstibine.
Authors: HUANG Y. , SHEN Y. , CHEN C. 
Published: May 2016

AbstractDie Ketoverbindungen (I) reagieren in Gegenwart von Tribu‐ ‐ tylstibin (III) mit den Bromessigsäureestern (II) zu den Olefinen (IV).
ChemInform Abstract: Heteroatom Rearrangements. S,N, O,N, and N,N Double Rearrangements.
Authors: YOKOYAMA M. , HATANAKA H. , SASAKI A. , SHIRAISHI T. , KUMATA K. , SAKAMOTO K. , OGATA K. 
Published: May 2016

AbstractDuring the reaction between the acrylamide (I) and benzoic acid (IIIa) according to A), a so‐called ′S,Ndouble rearrangement′ is observed which leads to the formation of a lß‐oxazine‐ö‐thione.
ChemInform Abstract: Synthesis of Cyclic Ethers via Bromine Assisted Epoxide Ring Expansion.
Authors: DAVIES S. G. , POLYWKA M. E. C. , THOMAS S. E. 
Published: May 2016

AbstractWhereas sequential bromination and epoxidation of the cyclooctadiene (I) gives, as known, the trans‐dibromo epoxide (VI), sequential epoxidation [‐ (II)] and bromination leads to a mixture of the ring expanded products (III) and (IV).
ChemInform Abstract: Organic Synthesis Using Haloboration Reaction. Part 10. A Direct and Selective Synthesis of (Z,Z)‐1‐Bromo‐1,3‐dienes by Using Haloboration‐ Hydroboration of Two Alkynes.
Authors: HYUGA S. , TAKINAMI S. , HARA S. , SUZUKI A. 
Published: May 2016

AbstractDie durch Umsetzung der Alkine (I) mit Bortribromid (II) erhältlichen Bis‐(2‐brom‐1‐alkenyl)‐bromborane (III) können direkt durch Reduktion mit Diisobutylaluminiumhydrid in Gegenwart eines zweiten Alkins in die Borane (IV) übergeführt werden, die in mittleren bis guten Ausbeuten stereoselektiv weiter zu den 1‐Brom‐1,3‐dienen (V) umgesetzt werden.
ChemInform Abstract: Synthesis of (6S,7S)‐trans‐Laurediol and Its [9,10‐2H2]‐Analogue.
Authors: FUKUZAWA A. , SATO H. , MIYAMOTO M. , MASAMUNE T. 
Published: May 2016

AbstractAus dem Epoxid (I) erhält man in der angegebenen Weise das Diol (VII).
ChemInform Abstract: Bis(sulfonyl)cyclopentadienes.
Authors: HARTKE K. , JUNG M. H. , ZERBE H. , KAEMPCHEN T. + 
Published: May 2016

AbstractAddition of the sulfenyl chlorides (I) to cyclopentadiene (II) and subsequent oxidation by H2O2 according to method A) or by MCPBA yields the dichloro‐1,3‐bis(sulfonyl)cyclopentanes (V), (XIII) or (XIV), the regio and stereoselectivity of these reactions depending on the sequence of the steps.
ChemInform Abstract: Azulenes. Part 15. Introduction of Functional Groups into the Seven‐Membered Ring of Azulene.
Authors: HUENIG S. + , HAFNER K. , ORT B. , MUELLER M. + 
Published: May 2016

AbstractLithiation of the methylphosphonates (II) or of the formaldehyde dithioacetals (VIII) affords anions (nucleophiles) which react at the 4 and 6 positions of the seven‐membered ring of azulene (I) to yield, after dehydrogenation according to method A), the derivatives (III) and (IV) or (IX) and (X).
ChemInform Abstract: Large Scale Preparation of (+)‐ and (‐)‐endo‐Norbornenol by Enzymatic Hydrolysis.
Authors: EICHBERGER G. , PENN G. , FABER K. , GRIENGL H. 
Published: May 2016

AbstractAus dem racemischen Acetat (I) erhält man in einem technischen Verfahren durch biochemische Hydrolyse mit Lipase aus Candida xylindracea eine Trennung in das Carbinol (+)‐(II) und (‐)‐(I).
ChemInform Abstract: An Anion‐Promoted Rearrangement of 2‐(o‐ and p‐Nitrobenzyloxy)tropones to α‐Hydroxylated 2‐(o‐ and p‐Nitrobenzyl)tropones.
Authors: TAKESHITA H. , MORI A. , SUIZU H. 
Published: May 2016

AbstractBei der Umsetzung des Kaliumtropolonates (I) mit p‐Nitrobenzylchlorid (IIa) entstehen neben dem zu erwartenden Benzylether (III) auch geringere Mengen der umgelagerten Produkte (IV) und (W. (IV) kann auch aus (III) durch Erhitzen in siedendem Ethylenchlorid erhalten werden, während die Bildung von (V) aus (III) durch Basen wie Natriumhydrid begünstigt wird.
ChemInform Abstract: Reaction of (E)‐Phenyl 2‐Pyridyl Ketone O‐Acyloximes (PPAO) with Grignard Reagents.
Authors: MIYASAKA T. , MONOBE H. , NOGUCHI S. 
Published: May 2016

AbstractDurch Umsetzung der Phenyl‐2‐pyridylketon‐O‐acyloxime (I) mit Grignard‐ Reagentien werden die Ketone (II) erhalten.
ChemInform Abstract: Preparation of (R)s‐1‐Acyl‐vinyl‐p‐tolylsulfoxides from 2‐(R)s‐2‐Dimethylamino‐1‐p‐toluolsulfinyl‐ethan.
Authors: MAIGNAN C. , GUESSOUS A. , ROUESSAC F. 
Published: May 2016

AbstractAus dem Vinyl‐sulfoxid (I) erhält man mit Dimethylamin das Addukt (II), das mit Methyllithium und den Aldehyden (III) die Verbindungen (IV) ergibt.
ChemInform Abstract: Cycloadditions in Syntheses. Part 27. rel‐(1R,4R,5S)‐5‐Hydroxy‐2‐azabicyclo[2.2.0]hexan‐3‐one and Its Derivatives: Synthesis and Transformation to Azetidin‐ 2‐ones.
Authors: KANEKO C. , KATAGIRI N. , SATO M. , MUTO M. , SAKAMOTO T. , SAIKAWA S. , NAITO T. , SAITO A. 
Published: May 2016

AbstractPhotolysis of the pyrfdones (I) yields the bicyclic compounds (II) which are hydrogenated to give the azabicyclohexanones (III).
ChemInform Abstract: Asymmetric Alkylation of 1‐[(S)‐α‐Phenethyl]azetidinone.
Authors: ROMANOVA N. N. , BUYLIN V. A. , GRISHINA G. V. , POTAPOV V. M. , DEMCHUK M. L. , SIVKOVA I. YU. , BUNDEL' YU. G. 
Published: May 2016

AbstractDie Umsetzung des optisch aktiven Azetidinons (I) oder des entsprechenden Enantiomerengemisches mit Lithiumdiisopropylamid und Methyliodid liefert Gemische der diastereomeren Monoalkylierungsprodukte (II) und (III) mit den Dialkylierungsprodukten (IV).
ChemInform Abstract: Synthesis of Azido‐dithienyl‐1,2‐ethylenes and ‐ethanes.
Authors: FARNIER M. , BROST M. , HANQUET B. , GUILARD R. 
Published: May 2016

AbstractDie isomeren Thienylmethylphosphonsäureester (I) werden mit 3‐Bromthiophen‐2‐carbaldehyd (II) zu den Olefinen (III) kondensiert und dann das Brom mit Butyllithium und Tosylazid (IV) zu den Aziden (V) ausgetauscht.
ChemInform Abstract: Synthesis of 2‐Methyl‐1,3‐cyclopentanedione Monoethylene Ketal.
Authors: VOLPE T. , REVIAL G. , PFAU M. , D'ANGELO J. 
Published: May 2016

Abstract2‐Methyl‐cyclopentan‐1,3‐dion (I) liefert über das Bis‐acetal (II) durch partielle Hydrolyse das Monoacetal (IV), das nach früheren Untersuchungen als schwer zugänglich gilt.
ChemInform Abstract: Chemical Reactions of Cycloalkanespirohydantoins. Part 2. Synthesis of New 4‐Hydroxyimidazolidinone N3‐Substituted from Cycloalkanespirohydantoins.
Authors: SALAZAR L. , RUBIDO J. , ESPADA M. , PEDREGAL C. , TRIGO G. , ELGUERO J. 
Published: May 2016

AbstractDie Spiro‐Hydantoine (I) werden in die Substitutionsprodukte (III) bzw. die Mannich‐Basen (IV) übergeführt und dann zu entsprechenden Alkoholen (V) bzw. (VI) reduziert.
ChemInform Abstract: Acetylpyran‐2,6‐diones: Tautomeric Enolic Forms, Spectral Properties, and Reactions with Primary Amines.
Authors: TAN S.‐F. , ANG K.‐P. , JAYACHANDRAN H. 
Published: May 2016

AbstractThe IR, UV, and 1H‐ and 13C‐NMR spectra of the acetylpyran‐2,6‐diones (I) are discussed in relation to their tautomeric structures (II) and compared with those of the trione (III) and the acetylpyran‐2,4‐diones (IV) and (V).
ChemInform Abstract: Products from Furans. Part 6. Synthesis of Dihydro‐2‐disubstituted‐2H‐pyran‐3(4H)‐ones, Tetrahydro‐3‐(aminomethyl)‐2‐(p‐methoxyphenyl)‐2‐methyl‐2H‐pyran‐ 3‐ol Derivatives and 6‐(p‐Methoxyphenyl)‐6‐methyl‐7‐oxa‐ 1,3‐diazaspiro[4,5]decane‐2,4‐dione.
Authors: GEORGIADIS M. P. 
Published: May 2016

AbstractDie 6‐Hydroxy‐pyranone (I) werden in die Carbonate (II) umgewandelt und daraus durch katalytische Hydrierung die Pyranone (III) erhalten.
ChemInform Abstract: Synthesis and Pharmacological Properties of Some 4‐(2′‐Benzo[b]furanyl)coumarins.
Authors: HANMANTGAD S. S. , KULKARNI M. V. , PATIL V. D. , DIWAN P. V. , KULKARNI D. R. 
Published: May 2016

AbstractTitle compounds of type (II I) can be synthesized directly by reaction of the coumarins (I) with the salicylaldehydes (II) under re?ux.
ChemInform Abstract: On the Leuckart Reaction of Deoxybenzoins. Isolation and Characterization of 2,3,4,5‐Tetraarylpyridine Derivatives.
Authors: VILLA M. J. , DOMINGUEZ E. , LETE E. 
Published: May 2016

AbstractBei der Leuckart‐Reaktion der Desoxybenzoine (I) werden die im Schema angegebenen Produkte (II)‐(VI) isoliert.
ChemInform Abstract: Synthesis and Properties of 4‐Pyridyl‐3,4‐dihydropyridine‐2‐thione Betaines.
Authors: KRAUZE A. A. , LIEPIN'SH E. E. , PELCHER YU. E. , KALME Z. A. , DUBUR G. YA. 
Published: May 2016

AbstractDie Kondensation der 3‐Pyridylacrylthioamide (I) mit den Acetessigsäureestern (II) oder den β‐Aminocrotonsäureestern (V) liefert die Betaine (IV).
ChemInform Abstract: 2‐Alkoxy‐3‐substituted‐4‐quinolinols from the Thermal Reactions of N‐Phenylketenimines bearing Ester Groups.
Authors: MOTOYOSHIYA J. , TAKAGI A. , HIRAKAWA K. , KAKURAI T. 
Published: May 2016

AbstractDie Phosphonsäureester (I) reagieren mit Phenylisocyanat (II) zu den Keteniminen (III), die thermisch zu den 4‐Hydroxy‐chinolinen (IV) cyclisiert werden.
ChemInform Abstract: α‐Phenylisocinchomeronic and 4‐Azafluorenone‐3‐carboxylic Acids.
Authors: PROSTAKOV N. S. , RANI S. S. , MIKHAILOVA N. M. , SERGEEVA N. D. 
Published: May 2016

AbstractDas aus 2,5‐Lutidin (I) durch Phenylierung mit Phenyllithium erhältliche 3,6‐Dimethyl‐ 2‐phenylpyridin (II) bildet bei der Oxidation mit Kaliumpermanganat die Phenylisocinchomeronsäure (IV), aus der durch Erhitzen mit Polyphosphorsäure die 4‐Azafluorenon‐3‐carbonsäure (V) entsteht.
ChemInform Abstract: Synthesis of 1,8‐Naphthyridine Derivatives. Potential Antihypertensive Agents.
Authors: FERRARINI P. L. , MORI C. , PRIMOFIORE G. 
Published: May 2016

AbstractAus den 2‐Chlor‐naphthyridinen (I) erhält man mit dem Piperazin‐monocarbonsäureester (II) die Substitutionsprodukte (III).
ChemInform Abstract: Synthesis of Heterocycles via Enamines. Part 11. Reactions of 1,4‐Dihydropyrimidine‐2(3H)‐thiones/‐ones with 1,2‐ and 1,3‐Binucleophiles.
Authors: SINGH H. , KUMAR S. 
Published: May 2016

AbstractAseries of title reactions is investigated.
ChemInform Abstract: Studies in Vilsmeier‐Haack Reaction. Part 19. Synthesis of Isoxazolo[3,2‐b]quinazolone from 3‐Hydroxy‐2‐methyl‐4‐quinazolone.
Authors: BARNELA S. B. , SESHADRI S. 
Published: May 2016

AbstractVilsmeier‐Haack reaction of the benzyl derivative (I) yields the product (IIa) which is hydrolysed to give the hydroxy aldehyde (IIb).
ChemInform Abstract: Synthesis of 2‐Substituted 6,7‐Dihydro‐4H‐pyrimido[6,l‐a]thieno[2,3‐c]‐ and ‐[3,2‐c]pyridin‐4‐ones.
Authors: LAL S. , KRISHNAN L. , DE SOUZA N. J. 
Published: May 2016

AbstractDie im Titel genannten isomeren heterocyclischen Syste‐ ‐ me (IV) bzw. (VII) werden ausgehend von den Aminoethylthiophenen (I) bzw. (VI) auf den im Schema angegebenen Weg synthetisiert und in die Derivate (V) bzw. (VIII) übergeführt.