bluuebunny/crossref_metadata_2025_split huggingface dataset:
ChemInform Abstract: Lewis Acid Mediated Condensation of Chiral Imide Enolates. A General Approach to the Synthesis of Chiral Carbapenem Precursors.
Authors: FUENTES L. M. , SHINKAI I. , SALZMANN T. N. 
Published: May 2016

AbstractThe propionamides (Ia) and (Ib) are transformed into the (Z)‐silyl enol ethers (III), which react with the azetidinone (IV) to afford the β‐lactam carboximides (Va) and (Vb) with only moderate stereoselectivities of 40‐60%.
ChemInform Abstract: A Novel Application of Molybdenum Mediated Diene Synthesis in the Preparation of Piperovatine.
Authors: BLADE R. J. , ROBINSON J. E. 
Published: May 2016

AbstractDas aus p‐Iod‐anisol (I) erhaltene Alkinol (III) wird nach Oxidation zu dem Aldehyd (IV) durch Knoevenagel‐Kondensation mit dem Sulfoxidester (V) und anschließende 2,3‐sigmatrope Umlagerung in den ungesättigten Alkohol (VIa) übergeführt, dessen Acetat (VIb) mit Molybdän‐hexacarbonyl zu dem Dienester (VIIa) gespalten wird.
ChemInform Abstract: Selective Solvation of Some Silver(I) Salts in Water
Authors: PALANIVEL A. , RAJENDRAN G. , KALIDAS C. 
Published: May 2016

AbstractPyridine Mixtures at 30°C. ‐ ′ Solubility and EMF measurements are carried out for Ag2SO4, AgBrO3 and AgIO3 in H2O ‐ Py mixtures at 30°C. It is found that the solubilities pass through a maximum near 50 mol% Py for Ag2SO4 and AgBrO3 and near 10mol% for AgIO3 and then decrease with further Py addition.
ChemInform Abstract: The Electrochemical Behaviour of Manganese(II) Hydroxide/ Magnesium Hydroxide and Manganese(II) Hydroxide/Calcium Hydroxide.
Authors: BAUER J. , BUSS D. H. , GLEMSER O. 
Published: May 2016

AbstractMn(OH)2/Mg(OH)2 and Mn(OH)2/Ca(OH)2 double hydroxides, precipitated by Computer control, have been investigated as positive electrode materials for secondary cells in aqueous KOH solutions.
ChemInform Abstract: Electrochemical Study of the Molecular and Ionic Dissociation of NO2Cl in Aprotic Media.
Authors: BOUGHRIET A. , COUMARE A. , FISCHER J. C. , WARTEL M. , LEMAN G. 
Published: May 2016

AbstractThe ionic dissociation constant of NO2Cl (‐ (NO2)+ Cl‐) has been determined (potentiometrically, Ag ‐ AgCl indicator electrode) to be 4.0 · 10 exp‐18 in nitromethane and 2.0 · 10 exp ‐19 mol/l in propylene carbonate (298 K).
ChemInform Abstract: Photoevolution of Hydrogen from Water on Modified TiO2. Part 2. Metallic Iron, Cobalt, and Nickel on TiO2.
Authors: ZIELINSKI S. , SOBCZYNSKI A. 
Published: May 2016

AbstractTiO2 catalysts containing admixtures of metallic Fe, Co, and Ni are prepared by H2 reduction at elevated temp. of TiO2 samples doped with Fe2O3, Co3O4, and N iO, respectively.
ChemInform Abstract: Circular Dichroism of Chromium(III) Complexes. Part ll. Chiroptical Evidence for Solution Structure of a Sexidentate Chelate Coordination Mode in Chromium(lII) Complexes with EDTA and Related Ligands.
Authors: KAIZAKI S. , MIZUUCHI H. 
Published: May 2016

AbstractThe chiroptical spectra, specifically CD, of the chiral EDTA‐like complexes Na[CrL′] and Cr(HL′)(H2O) (H4L′: (S)‐1,2‐propylenediaminetetraacetate and (1 S,2S)‐ l ,2‐trans‐cyclohexanediaminetetraacetate) and MCD of the corresponding racemates were measured in solutions of various acid concentrations and/or solid states and compared with those of the CrL2(H2O) complexes (H3L2: (S)‐1,2‐propylenediaminetriacetate and (1S,2S)‐ 1 ,2‐trans‐cyclohexanediaminetriacetate).
ChemInform Abstract: Direct Formation of 2,5‐Dimethyl‐3,3a,4‐trithia‐1‐azapentalenium and 4,6‐Dimethyl‐3‐thioxo‐3H‐1,2‐dithiolo[4,3‐c]pyridinium from Acetonitrile and Hydrogen Sulfide. Crystal Structures of Their Compounds with (UBr6)2‐ and (UO2Br4)2‐.
Authors: CONRADI E. , BOHRER R. , MUELLER U. + 
Published: May 2016

AbstractThe title compounds (IV) and (V) are formed, along with other products, by the reaction of H2S (II) with a MeCN (III) solution of UBrS (I).
ChemInform Abstract: Site Selective Cycloaddition Reaction of 1‐Methoxy‐1‐trimethylsiloxy‐1,3,5‐hexatriene with Dienophile.
Authors: OHNO M. , MORI K. , EGUCHI S. 
Published: May 2016

AbstractMethyl sorbate (I) is converted into the triene (II) which reacts with the olefins (III), the acetylenes (V) and nitrosobenzene (VII) to produce the Diels‐Alder adducts (IV), (VI) or (VIII).
ChemInform Abstract: Ready Nucleophilic Ring Opening of β‐Epoxy‐sulphone, ‐sulphoxide, and ‐ester with Grignard Reagents.
Authors: TANIKAGA R. , HOSOYA K. , KAJI A. 
Published: May 2016

AbstractThe reaction of Grignard reagents (II) and copper(I) iodide with epoxides (I) produces alcohols (III) without loss of chirality.
ChemInform Abstract: Intramolecular Cyclizations of Allyl‐ and Prop‐2‐ynyl‐silanes with the Terminal Group Governing the Regiochemical Outcome of the Cyclization.
Authors: SCHINZER D. , STEFFEN J. , SOLYOM S. 
Published: May 2016

AbstractThe treatment of the prop‐2‐ynyl‐silanes (I) and (V) with EtAlClz results in the formation of the bicyclo[4.3.0]nonanones (II) and (VI), respectively.
ChemInform Abstract: Dehydrogenation of Isobutane by Oxygen‐Deficient Cobalt/Oxygen Cluster Ions.
Authors: FREAS R. B. , CAMPANA J. E. 
Published: May 2016

AbstractThree types of coordinated cobalt/oxygen Clusters are formed using chemical ionization fast‐atom bombardment mass spectrometry: oxygen‐deficient Clusters, oxygen‐equivalent Clusters and cobalt‐deficient Clusters.
ChemInform Abstract: Lewis Acid‐Catalysed Nucleophilic Displacement of the Nitro Group from Nitroalkanes.
Authors: ONO N. , YANAI T. , KAJI A. 
Published: May 2016

AbstractTreatment of the nitro compounds (I) with trimethylsilyl phenyl su1?de(II) results in the formation of the thiophenolates (III).
ChemInform Abstract: A Rationale of Diastereofacial Selection in Alkylation of Endocyclic Enolates with Chirality at the β‐Position.
Authors: TOMIOKA K. , YASUDA K. , KAWASAKI H. , KOGA K. 
Published: May 2016

AbstractThe reaction of lactone (I) with the iodides (II) yields the stereoselective Substitution products (III), which are converted into the disubstituted derivatives (IV) and (V).
ChemInform Abstract: Regioselectivity of the Reaction of a Chromium‐Carbene Complex with Alkynes: Examination of Steric and Electronic Factors.
Authors: YAMASHITA A. , TOY A. 
Published: May 2016

AbstractThe chromium carbene Complex (I) reacts with the alkines (II), (V) and (VII) to yield different adducts such as (III), (VI), and (VIII)‐(XI).
ChemInform Abstract: Preparation and X‐Ray Analysis of a Heptafulvenyltosylate.
Authors: HANACK M. , RITTER K. , STEIN I. , HILLER W. 
Published: May 2016

AbstractThe acylcycloheptatrienes (I) are tosylated by reaction with tosyl fluoride in the presence of KH to give the title compounds (II).
ChemInform Abstract: Synthesis and Reactions of Some 1,2‐Disubstituted 1,2‐Diazetidin‐3‐ones: An Intramolecular Aldol Approach to Bicyclic Systems.
Authors: TAYLOR E. C. , DAVIES H. M. L. , HINKLE J. S. 
Published: May 2016

AbstractDie Alkylierung der 1,2‐Diazetidinone (I) wird untersucht.
ChemInform Abstract: Highly Diastereoselective Synthesis of 1,2‐Epoxy‐4‐hydroxyalkyl Carbamates. Masked and Activated α,γ‐Dihydroxy‐alkanals and ‐alkanones. Diastereoselective Synthesis of 2,3,4‐Trisubstituted γ‐Lactols and γ‐Lactones via Regio‐ and Stereocontrolled Opening of a 1,2‐Epoxy‐4‐hydroxyalkyl Carbamate with Hetero‐Nucleophiles.
Authors: HOPPE D. , LUESSMANN J. + , JONES P. G. , SCHMIDT D. , SHELDRICK G. M. , FITTSCHEN C. 
Published: May 2016

AbstractThe hydroxyalkenyl carbamates (I) are oxidized stereospecifically with tert‐butyl hydroperoxide in the presence of vanadyl compounds yielding the epoxides (II); the isomers (III) are only obtained as by‐products.
ChemInform Abstract: N‐Imidazolylchroman‐4‐ones, N‐Imidazolyl‐1‐tetralones, and Their Alcohols as Hypolipemic Agents Raising High‐Density Lipoproteins.
Authors: COZZI P. , BRANZOLI U. , LOVISOLO P. P. , ORSINI G. , CARGANICO G. , PILLAN A. , CHIARI A. 
Published: May 2016

AbstractDie im Titel genannten Verbindungen (III), die z.Tl. hypolipidämisch wirken, werden hauptsächlich entsprechend den angegebenen Umsetzungen hergestellt.
ChemInform Abstract: Synthesis of Mono‐ and Diacylbenzo‐12‐crown‐4 Ethers.
Authors: ZHUKOVA T. I. , V'YUNOV K. A. , DAVYDENKOV L. R. 
Published: May 2016

AbstractThe title compounds (III) and (IV) are obtained by acylation of the benzocrown ether (I).
ChemInform Abstract: The First Stable C‐Methylated Siloles Having a Si‐H Bond.
Authors: BETEILLE J.‐P. , MANUEL G. , LAPORTERIE A. , ILOUGHMANE H. , DUBAC J. 
Published: May 2016

AbstractH Bond. ‐ The silacyclopentenes (I) decompose on flash vacuum pyrolysis by a retro‐ene reaction to give the title Compounds (II) together with their transoid isomers (III); The siloles (II) do not isomerize, unlike the isomeric 1,1,3‐trimethylsilole.
ChemInform Abstract: Diphospha‐ and Diarsa‐diboretanes. Four‐Membered Rings Containing Boron and Phosphorus or Arsenic.
Authors: ARIF A. M. , COWLEY A. H. , PAKULSKI M. , POWER J. M. 
Published: May 2016

AbstractThe consecutive treatment of mesityl phosphine (II) with 1.5 equivalents of BuLi and (I) affords the diphosphadiboretanes (III) via the dilithio compound (IV).
ChemInform Abstract: Complex Compounds of 2,2′‐Bipyridyl with Some Rare‐Earth Bromides.
Authors: CZAKIS‐SULIKOWSKA D. M. , RADWANSKA‐DOCZEKALSKA J. 
Published: May 2016

AbstractHydrated metal bromides in EtOH react at a pH above 1.5 with HBr and yield after addition of the heterocyclic ligand (80°C, 15 min) the crystalline complexes (I).
ChemInform Abstract: Synthesis and Spectroscopic Studies of Di‐t‐butyltin(IV)dicarboxylates.
Authors: DIETZEL S. , JURKSCHAT K. , TZSCHACH A. , ZSCHUNKE A. 
Published: May 2016

AbstractThe title Compounds (I) and (II) have been prepared by reaction of (tBu2SnO)3 with the corresponding acids in boiling benzene (no yields given).
ChemInform Abstract: Decabenzylgermanocene, ‐stannocene and ‐plumbocene. Synthesis and Structure of Air‐Stable Metallocenes of Main Group IV.
Authors: SCHUMANN H. , JANIAK C. , HAHN E. , KOLAX C. , LOEBEL J. , RAUSCH M. D. , ZUCKERMAN J. J. , HEEG M. J. 
Published: May 2016

AbstractPentabenzylcyclopentadienyllithium, generated in situ from (I) and BuLi, reacts with GeI2, SnCl2, or Pb(O‐Ac)2 to yield the title compounds (II), which are air‐stable for several weeks and decompose slowly above 100°C. They are characterized by IR, RA, 1H NMR, 119Sn‐Mößbauer (only for M: Sn), and mass spectroscopy.
ChemInform Abstract: Ring‐Substituted Derivatives of η5‐C5H5V(CO)4 : Synthesis and 51V NMR Spectroscopic Characteristics.
Authors: HOCH M. , DUCH A. , REHDER D. 
Published: May 2016

AbstractThe title Compounds (I) and (II) were obtained by reaction of V(CO)6 with a 20% excess of alkylcyclopentadienes (preparations partially described) in hexane (2 h reflux) avoiding exposure to direct sunlight.
ChemInform Abstract: Ditopic Receptors for Transition‐Metal Ions: A Heterobimetallic Nickel(II)‐Copper(II) Bis(macrocyclic) Complex and Its Stepwise Oxidation to the Tervalent State.
Authors: FABBRIZZI L. , MONTAGNA L. , POGGI A. , KADEN T. A. , SIEGFRIED L. C. 
Published: May 2016

AbstractThe biscyclam (II), obtained by reduction of the parent bisdioxocyclam (I), reacts successively with the metal nitrates to yield a 2:1 :l‐mixture of the complexes (IIIa)‐(IIIc), which were separated by ion‐exchange chromatography (no yields given).
ChemInform Abstract: Capping Reactions of RuCo2(CO)11 with Main Group and Transition Element Reagents.
Authors: ROLAND E. , BERNHARDT W. , VAHRENKAMP H. 
Published: May 2016

AbstractThe reactive title Cluster (II) is treated with numerous inorganic, organoelement, and organic reagents which are potential precursors of μ3‐bridging four electron ligands.
ChemInform Abstract: Synthesis and Molecular Structure of Os2(μ‐PPh2)(μ‐I)(CO)6. High‐Yield Syntheses of Os2(μ‐I)2(CO)6 and Os2I2(CO)8.
Authors: GEOFFROY G. L. , ROSENBERG S. , HERLINGER A. W. , RHEINGOLD A. L. 
Published: May 2016

AbstractThe iodo‐bridged starting complex (II) is obtained by iodization of Os2(CO)12 at 175°C. On carbonylation it gives the octacarbonyl derivative (III).
ChemInform Abstract: Synthesis and Antitumor Activity of a Novel Diplatinum Complex of the Binucleating Naphthazarinato Ligand.
Authors: PAPAGEORGIOU V. P. , CHRISTIANOPOULOU M. M. , BOUTIS L. L. , PAPAGEORGIOU A. , TSIPIS C. A. 
Published: May 2016

AbstractThe Complex (I) is obtained by a 2:1 reaction of K2PtCl4 with naphthazarine in the presence of an excess of ammonia, and characterized by IR and electronic spectral data.
ChemInform Abstract: Synthesis and Conformation of Aromatic Cyclic Dipeptides. Cyclo(phenylalanyl)2, Cyclo(1‐naphthylalanyl)2, and Cyclo(2‐naphthylalanyl)2.
Authors: EGUSA S. , TAKAGI J. , SISIDO M. , IMANISHI Y. 
Published: May 2016

AbstractSynthesis and Conformation of Aromatic Cyclic Dipeptides.
ChemInform Abstract: Solid/Solid Interactions. Monolayer Formation in MoO3 / Al2O3 Physical Mixtures.
Authors: LEYRER J. , ZAKI M. I. , KNOEZINGER H. + 
Published: May 2016

AbstractResults of laser Raman spectroscopy and low‐temp. IR spectroscopy of adsorbed CO indicate that in the temp. range applied (723‐823 K) monolayer dispersion or spreading only occurs in the presence of H2O vapor, which volatilizes MoO3 with formation of MoO2(OH)2.
ChemInform Abstract: The Effects of Cs Promotion on Rh/Al2O3 Catalysts.
Authors: BLACKMOND D. G. , WILLIAMS J. A. , KESRAOUI S. , BLAZEWICK D. S. 
Published: May 2016

AbstractCO adsorption and H2 desorption studies of Cs promoted Rh catalysts show that Cs interacts directly with the Al2O3 support rather than with Rh crystallites.
ChemInform Abstract: The Multiply Bonded Octahalodiosmate(III) Anions. Part 2. Structure and Bonding.
Authors: AGASKAR P. A. , COTTON F. A. , DUNBAR K. R. , FALVELLO L. R. , TETRICK S. M. , WALTON R. A. 
Published: May 2016

AbstractThe green crystalline compounds (IIIa) and (IIIb) have been prepared as shown in the scheme.
ChemInform Abstract: Macrocyclic Receptor Molecules for Urea: The Use of Electrophiles in the (Co)complexation of Neutral Molecules.
Authors: AARTS V. M. L. J. , VAN STAVEREN C. J. , GROOTENHUIS P. D. J. , VAN EERDEN J. , KRUISE L. , HARKEMA S. , REINHOUDT D. N. 
Published: May 2016

AbstractThe crown ethers (I) and (II) are synthesized by known methods.
ChemInform Abstract: The Complex Between Carboxypeptidase A and a Possible Transition‐State Analogue: Mechanistic Inferences from High‐Resolution X‐Ray Structures of Enzyme‐Inhibitor Complexes.
Authors: CHRISTIANSON D. W. , LIPSCOMB W. N. 
Published: May 2016

AbstractThe mode of binding of the competitive inhibitor (I) to the active site of the enzyme is studied by X‐ray diffraction methods.
ChemInform Abstract: Some Observations on the Relative Reactivities of α‐Enones of Oxanes and Cyclohexanes.
Authors: FRASER‐REID B. , UNDERWOOD R. , OSTERHOUT M. , GROSSMAN J. A. , LIOTTA D. 
Published: May 2016

AbstractDie Reaktivitäten der Cyclohexenone (II) und der von Zuckernabgeleiteten Oxa‐Analoga (III)‐(VI) gegenüber dem Dien (I) werden untersucht.
ChemInform Abstract: A New and General Route to N‐Protonated Azomethine Ylides from N‐(Silylmethyl)amidines and ‐thioamides.
Authors: TSUGE O. , KANEMASA S. , MATSUDA K. 
Published: May 2016

AbstractDie aus (I) durch Umsetzung mit (II) zugänglichen Thiamide bzw. Amidine (III) werden mit den Triflaten (IV) zu den Salzen (V) umgesetzt, die bei ihrer Umsetzung mit Cäsiumfluorid (VI) und Dipolarophilen wie (VII), (XI) oder (XII) die Cycloaddukte (VIII), (IX), (X) bzw. (XIII) ergeben.
ChemInform Abstract: Stereochemistry of LiNR2‐Induced 1,4‐Elimination of Allylic (Benzylic) Ethers.
Authors: MOSS R. J. , RICKBORN B. 
Published: May 2016

AbstractDie Stereochemie der 1,4‐Eliminierung von Methanol aus den z.Tl. deuterierten Ethern (IV) und (VI) wird untersucht.
ChemInform Abstract: Thermolysis of the Co ‐ C Bond of Adenosylcobalamin. Part 2. Products, Kinetics, and Co ‐ C Bond Dissociation Energy in Aqueous Solution.
Authors: HAY B. P. , FINKE R. G. 
Published: May 2016

AbstractThe anaerobic, thermal decomposition of adenosylcobalamin was studied in the range of pH 4‐8. The studies reveal that the reaction proceeds via two competing pathways, heterolytic Co ‐ C bond cleavage to yield aquocobalamin, adenine, and a sugar residue and Co ‐ Cbond homolysis to give Vitamin B12, and 8,5′‐anhydroadenosine.
ChemInform Abstract: Photoinduced Ring Enlargement Reactions of 2H‐1,2,4‐Benzothiadiazine 1,1‐Dioxides.
Authors: KUMAR C. V. , GOPIDAS K. R. , BHATTACHARYYA K. , DAS P. K. , GEORGE M. V. 
Published: May 2016

AbstractDie Photolyse der aus (I) und (IIa) zugänglichen Benzothiadiazindioxide (IIIa) führt unter Ringerweiterung zu den Dibenzothiadiazocinen (IV).
ChemInform Abstract: Oxidative Cleavage of 1,2‐Diols to Carboxylic Acids by Hydrogen Peroxide.
Authors: VENTURELLO C. , RICCI M. 
Published: May 2016

AbstractDie cis‐ und trans‐Cycloalkandiole (I) werden durch Wasserstoffperoxid in Gegenwart von Wolframat und Phosphat "zu den Dicarbonsäuren (II) oxidiert.
ChemInform Abstract: Activation of Reducing Agents. Sodium Hydride Containing Complex Reducing Agents.
Authors: VANDERESSE R. , FORT Y. , BECKER S. , CAUBERE P. 
Published: May 2016

AbstractCombinations of nickel salts and reducing agents, e.g. NaH, in bipyridine ("NiCRA‐bipy" (II)) react with the vinyl halogenides (I) in the presence of alcoholate to give the dienes (III).
ChemInform Abstract: An Effective Activation of Allyl Methyl Ethers by a Catalytic Amount of Trityl Perchlorate in the Allylation of Silyl Enol Ethers.
Authors: MUKAIYAMA T. , NAGAOKA H. , OHSHIMA M. , MURAKAMI M. 
Published: May 2016

AbstractThe methoxy allyl derivatives (I) react with the silylenol ethers (II) in the presence of trityl perchlorate to yield the isomeric adducts (III) and (IV).
ChemInform Abstract: Synthesis and Structure of 4,4‐Dichloro‐2‐methyl‐1‐acyloxy‐1,3‐butadienes.
Authors: SHCHEPIN V. V. , RUSSKIKH N. YU. , LAPKIN I. I. 
Published: May 2016

AbstractThe reactions between the trichloromethylbutenal (I) and the acid chlorides (II) in the presence of Zn yield the title compounds (III) as mixtures of Eand Zisomers, the E isomers predominating.
ChemInform Abstract: Nucleophilic Thiylation of Ally1‐Substituted Halides in the Presence of Phase Transfer Catalysts.
Authors: TOLSTIKOV G. A. , KANZAFAROV F. YA. , KANZAFAROVA S. G. , SINGIZOVA V. KH. 
Published: May 2016

AbstractReaction of the allyl halides (I), (IV), (VII) or (XIII) either with Na2S · 9 H2O in the presence of phase transfer catalysts according to method A) or with BuSH according to method B) affords the corresponding allyl sulfides.
ChemInform Abstract: Carbopalladation of Alkylidene Cyclopropanes. Synthesis of 1,3‐Dienes and of Substituted Styrenes.
Authors: BALME G. , FOURNET G. , GORE J. 
Published: May 2016

AbstractThe alkylidene cyclopropanes (I) react with the halogenides (II) and the malonate anion (III) in the presence of Pd‐catalysts to yield mixtures of the adducts (IV) and (V).
ChemInform Abstract: Regiocontrol in Opening of 2H‐Cyclopenta[b]furanones with Organocopper Reagents.
Authors: CURRAN D. P. , CHEN M.‐H. , LESZCZWESKI D. , ELLIOTT R. L. , RAKIEWICZ D. M. 
Published: May 2016

AbstractAus den bicyclischen Lactonen (I) erhält man mit den nucleophilen Kupferverbindungen (II) Gemische der isomeren Cyclopentenylessigsäuren (III) und (IV).
ChemInform Abstract: Regiochemistry of Addition of Iodine Azide to 1‐Arylcyclohexenes.
Authors: SIVASUBRAMANIAN S. , ARAVIND S. , KUMARASINGH L. T. , ARUMUGAM N. 
Published: May 2016

AbstractEs wird gezeigt, daß entgegen früher veröffentlichten Angaben die Addition von aus (II) und (III) hergestelltem Iodazid an die Arylcyclohexene (I) zu den 1‐Iod‐isomeren (IV) führt.
ChemInform Abstract: The Asymmetric Synthesis of β‐Lactams. Stereocontrolled Asymmetric Tandem Michael Additions and Alkylations of α,β‐Unsaturated Acyl Ligands Bound to the Chiral Auxiliary [η5‐C5H5)Fe(CO)(PPh3)].
Authors: DAVIES S. G. , DORDOR‐HEDGECOCK I. M. , SUTTON K. H. , WALKER J. C. 
Published: May 2016

AbstractThe optically pure iron‐carbonyl‐complex (I) reacts with acetaldehyde (II) in the presence of BuLi yielding an adduct, which is methylated in situ giving the ether (III).
ChemInform Abstract: (R)‐(+)‐β‐Veratryl‐γ‐butyrolactone, a New Key‐Intermediate for the Asymmetric Synthesis of Various Lignans.
Authors: BROWN E. , DAUGAN A. 
Published: May 2016

AbstractStarting with the dicarboxylic monoesters (I) the veratrylbutyrolactones (II) are obtained.
ChemInform Abstract: 4‐Cyano‐3,3,5‐triphenylpyrazolenine and 1‐Cyano‐2,3,3‐triphenylcyclopropene: Synthesis, Properties, Isomeric Rearrangements.
Authors: KOMENDANTOV M. I. , ZAVGORODNYAYA A. P. , DOMNIN I. N. , BEKMUKHAMETOV R. R. 
Published: May 2016

AbstractThe reaction between phenylpropiolonitrile (I) and diphenyldiazomethane (II) yields the pyrazolenine (III).
ChemInform Abstract: Pyrrolnitrin Analogues. Part 12. Synthesis and Biological Activity of Some Pyrazole Carboxylic Acids.
Authors: PALAZZINO G. , MELANI F. , CECCHI L. , FILACCHIONI G. 
Published: May 2016

AbstractDie auf herkömmlichen Wegen hergestellten 5‐Aryl‐ bzw. 5‐Benzylpyrazolcarbonsäureester (I) werden durch Verseifung in die freien Säuren (II) übergeführt und diese z.Tl. weiter über die Chloride (III) zu den Amiden (IV) umgesetzt.
ChemInform Abstract: Ether Derivatives of 3‐Amino‐l,2‐propanediols. Part 5. Syntheses and Pharmacological Activities of 5‐(Cycloalkoxymethyl)oxazolidines and N‐Substituted Derivatives.
Authors: CHALINA E. , DANTCHEV D. , GEORGIEV A. , MITOVA K. 
Published: May 2016

AbstractDie aus den Propanolaminen (I) und (III) hergestellten Oxazolidine (II) bzw. (IV) werden in Form ihrer Hydrogenmaleate pharmakologisch geprüft.
ChemInform Abstract: Thallium in Organic Synthesis. Part 65. A Novel Synthesis of Benzoxazoles from Anilides.
Authors: TAYLOR E. C. , KATZ A. H. , ALVARADO S. I. , MCKILLOP A. 
Published: May 2016

AbstractAus den ortho‐thallierten Aniliden (I) erhält man bei der Photolyse die Benzoxazole (II).
ChemInform Abstract: A New Pyridine Synthesis Starting from α,β‐Unsaturated Carbonyl Compounds.
Authors: KONNO K. , HASHIMOTO K. , SHIRAHAMA H. , MATSUMOTO T. 
Published: May 2016

AbstractThe methylene aldehydes and ketones (I) react with thiophenol (II) to give the thio‐ ether derivatives (III).
ChemInform Abstract: Metal‐Catalyzed Synthesis of Carboxylic Esters Utilizing (E)‐Phenyl 2‐Pyridyl Ketone O‐Acyloximes (PPAO).
Authors: MIYASAKA T. , ISHIZU H. , SAWADA A. , FUJIMOTO A. , NOGUCHI S. 
Published: May 2016

AbstractThe O‐acyloximes (I) are treated with the alcohols (III) in the presence of the metal halogenides (II) producing the esters (IV).
ChemInform Abstract: Synthesis of a Potent β‐Lactamase Inhibitor. 1,1‐Dioxo‐6‐(2‐pyridyl)methylenepenicillanic Acid and Its Reaction with Sodium Methoxide.
Authors: CHEN Y. L. , CHANG C.‐W. , HEDBERG K. 
Published: May 2016

AbstractThe allyl ester (I) is oxidized to the oxo derivative (II), which reacts with the phosphonium salt (III) to produce the olefine (IVa).
ChemInform Abstract: Synthesis and Microbiological Activity of a New Class of Imidazole Derivatives.
Authors: STRADI R. , ROSSI E. , DUBINI F. , BALSARI A. , DESIDERI D. , MILANESE A. 
Published: May 2016

AbstractAus 2,4‐Dichlor‐(n‐imidazolylacetophenon (I) werden durch Umsetzung mit den sekundären Aminen (II) die Enamine (III) erhalten, die zu den Verbindungen (IV) reduziert werden.
ChemInform Abstract: Silylmanganation of l,3‐Dienes. A Facile Synthesis of Functionalized Vinylsilanes.
Authors: FUGAMI K. , NAKATSUKASA S. , OSHIMA K. , UTIMOTO K. , NOZAKI H. 
Published: May 2016

AbstractThe dienes (I) react with the silylated manganese compound (II) producing the intermediates (III).
ChemInform Abstract: Slow Complexation Rates of Crown Ethers: What Is Taking So Long?
Authors: REBEK J. JUN. , LUIS S. V. , MARSHALL L. R. 
Published: May 2016

AbstractThe complexation rates of the crown ethers (I)‐(III) and Hg(CN)2 or Hg(CF3)2 giving corresponding l :l complexes (IV) and the release rates of the Substitution reactions of (IVb) with Hg(CN)2 are determined using 1H NMR spectroscopy.