bluuebunny/crossref_metadata_2025_split huggingface dataset:
ChemInform Abstract: The Coordination of Small Molecules by Manganese(II) Phosphine Complexes. Part 14. Some Novel Mixed Tertiary Phosphine‐tert.‐Butyl Isocyanide Complexes of Manganese(II): (MnBr2(CNtBu)(PPhMe2)) and (Mn(CNtBu)4(PR3)2)2+ (PR3: PPhMe2, PPh2Me, PPhEt2, or PPr3), and the X‐Ray Crystal Structure of Bis(dimethylphenylphosphine)tetrakis(tert.‐butyl isocyanide)manganese(II) Bis(tribromo(dimethylphenylphosphine oxide)manganate(II)), (Mn(CNtBu)4(PPhMe2)2) (MnBr3(OPPhMe2))2.
Authors: BEAGLEY B. , BENSON C. G. , GOTT G. A. , MCAULIFFE C. A. , PRITCHARD R. G. , TANNER S. P. 
Published: May 2016

AbstractThe polymeric complex (III), prepared from the polymer (I), rearranges in EtOH to give (IVa), which can react with other phosphines affording (VI).
ChemInform Abstract: The Kinetics of Ligand Substitution in Bis(N‐alkylsalicylaldiminato)nickel(II) Complexes: A Study on the Reactivity of Square‐Planar versus Octahedral Coordination.
Authors: SEGLA P. , ELIAS H. 
Published: May 2016

AbstractIn the solid state the complexes (Ia) and (Ib) are paramagnetic, whereas (Ic) is diamagnetic.
ChemInform Abstract: Mechanism of the Energy Transfer Tb3+ → Eu3+ in the LiNaY2F8 Matrix.
Authors: ZAMBON D. , MAHIOU R. , AVIGNANT D. , COUSSEINS J. C. 
Published: May 2016

AbstractThe Tb3+ → Eu3+ transfer in LiNaY2‐x‐yTbxEuyF8 compounds is studied at 300 and 77 K after selective excitation of the 5D3 or 5D4 level of Tb3+ and the mechanism is discussed in detail.
ChemInform Abstract: Nuclear Magnetic Resonance Studies of the Solution Chemistry of Metal Complexes. Part 25. Hg(thiol)3 Complexes and Hg(II)‐Thiol Ligand Exchange Kinetics.
Authors: CHEESMAN B. V. , ARNOLD A. P. , RABENSTEIN D. L. 
Published: May 2016

AbstractThe complexation of Hg(II) by the sulfhydryl‐containing ligands glutathione, cysteine, and penicillamine is studied by 13C NMR spectroscopy in order to elucidate the reactions which result in the rapid ligand exchange kinetics of 1:2 Hg‐thiol complexes in vivo and in vitro.
ChemInform Abstract: Kinetics and Mechanism of the Hydrolysis of N‐(Benzenesulfonyl)benzimidoyl Chlorides.
Authors: KIM T.‐R. , KWON H.‐S. 
Published: May 2016

AbstractThe hydrolysis rates of the title chlorides (I) are measured by UV spectrometry and a rate equation is determined which is applicable to a wide pH range.
ChemInform Abstract: The Reactions of Hydroxyl Radicals with 1,4‐ and 1,3‐Cyclohexadiene in Aqueous Solution. A Pulse Radiolysis and Product Study.
Authors: PAN X.‐M. , BASTIAN E. , VON SONNTAG C. 
Published: May 2016

AbstractThe biallylic radical (I) is generated by H abstraction from (II) or 1,3‐cyclohexadiene by OH radicals or by reaction of an H atom with (II) (yield 78%) or benzene.
ChemInform Abstract: Photochemistry of Conjugated Nitrogen‐Carbonyl Systems. Part 5. Photoisomerization of 3,4‐Diazabicyclo(4.2.0)oct‐4‐en‐2‐one System.
Authors: SATO E. , HASEBE M. , KANAOKA Y. 
Published: May 2016

AbstractIrradiation through a Pyrex filter of mixtures of the pyridazinone (I) and the olefins (II) gives the (2 + 2)cycloaddition products (III).
ChemInform Abstract: Exceptionally Facile Reduction of Carboxylic Acid Salts to Aldehydes by 9‐Borabicyclo(3.3.1)nonane.
Authors: CHA J. S. , OH S. Y. , LEE K. W. , YOON M. S. , LEE J. C. , KIM J. E. 
Published: May 2016

AbstractIn the presence of excess 9‐BBN, the carboxylic acid salts (I) are converted to the corresponding aldehydes (II).
ChemInform Abstract: Reductive Cleavage of Aryl‐O and Aryl‐Cl Bonds by C8K: A Potential Method for the Degradation of Dioxins.
Authors: LISSEL M. , KOTTMANN J. , TAMARKIN D. , RABINOVITZ M. 
Published: May 2016

AbstractComplete dechlorination of chloronaphthalenes such as (I) (yield 82‐93%) and cleavage of the aryl‐O bond in (II) is shown to occur at room temp. within 15 min and 4 h, repectively.
ChemInform Abstract: α‐Ethoxycarbonylation of Carboxylic Esters via Their O‐Trimethylsilylated Enolates.
Authors: ALI S. M. , TANIMOTO S. 
Published: May 2016

AbstractAddition of TiCl4 to the solution of diethyl dicarbonate (II) and ester enolates such as (I) (3 further examples given) yields the malonic esters (III) likely via the known radicals (R1R2C·‐CO‐O‐R3).
ChemInform Abstract: Syntheses and Reactions of Trifluoromethylchalcogen Derivatives of Alkynes.
Authors: HAAS A. , KRAECHTER H.‐U. + 
Published: May 2016

AbstractThe title compound (IVa) is prepared in three steps from the dibromoethene (I), whereas its analogues (IVb)‐(IVc) may be obtained directly by treatment of the corresponding bromoalkynes with CuSCF3 (II) or CuSeCF3.
ChemInform Abstract: Resolution and Use in α‐Amino Acid Synthesis of Imidazolidinone Glycine Derivatives.
Authors: FITZI R. , SEEBACH D. 
Published: May 2016

AbstractThe (S)‐((Ia), (IIIa)) and (R)‐((Ib), (IIIb)) enantiomeric imidazolones are prepared by resolution of the respective racemates by use of chiral mandelic acid (→ (I)) or gulonic acid (→ (III)); they are converted to the enantiomerically pure derivatives (II) or (IV) by conventional methods.
ChemInform Abstract: Synthesis and Properties of 2‐Chloroperfluorobutene Oxides.
Authors: SALOUTINA L. V. , ZAPEVALOV A. YA. , FILYAKOVA T. I. , KOLENKO I. P. , GERMAN L. S. 
Published: May 2016

AbstractEpoxidation of the polyfluorobutenes (I) or (III) yields the epoxides (II) or (IV).
ChemInform Abstract: Butenolide Syntheses. Part 3. Convenient Synthesis of 5‐Alkylidene‐2(5H)‐furanones. 2(5H)‐Furanones and 2‐Ethoxyfurans.
Authors: SAALFRANK R. W. , HAFNER W. , MARKMANN J. , BESTMANN H.‐J. 
Published: May 2016

AbstractTitle compounds of type (III), (VII) and (VIII) are prepared as shown.
ChemInform Abstract: The Reaction of ortho‐Substituted Aromatic Azides with Boron Trichloride or Trifluoride.
Authors: SPAGNOLO P. , ZANIRATO P. 
Published: May 2016

AbstractThe reaction of various aromatic azides such as (I), (III), (VI) or (VIII) with BF3 or BCl3 gives fused azoles in high yields.
ChemInform Abstract: Synthesis of 2‐(2‐Alkoxyethylidene)‐1,3‐dioxolanes by Using the 1,3‐Dioxolane Ring as a Double Bond Directing Group.
Authors: ABEN R. W. M. , SCHEEREN J. W. 
Published: May 2016

Abstract2‐(1‐Chloro‐2‐methoxyethyl)‐1,3‐dioxolane (I) is dehydrochlorinated with potassium tert‐butoxide to produce a mixture of the ketene acetal (II) and the methoxyvinyldioxolane (III).
ChemInform Abstract: A Novel Single Step Synthesis of Nicotinamide by β‐Picoline Ammoxidation Over MoO3 and CuO Oxide Catalysts.
Authors: REDDY B. M. , SUBRAHMANYAM M. 
Published: May 2016

AbstractTreatment of β‐picoline (I) with ammonia and oxygen in the presence of metal oxide catalysts yields nicotinamide (II) as the main product.
ChemInform Abstract: Direct Hetarylation of Enamines.
Authors: BABICHENKO L. N. , TOLMACHEV A. A. , CHMILENKO T. S. , SHEINKMAN A. K. 
Published: May 2016

AbstractTreatment of the enamines (IV) or (VIII) with benzoyl chloride (II) in the presence of quinoline (III) or isoquinoline (V) gives the dihydroquinoline derivatives (I) and (VII) or the dihydroisoquinoline derivatives (VI) and (IX).
ChemInform Abstract: Hydroxyiminoisoquinolin‐3(2H)‐ones. Part 8. Acid‐Catalyzed Ring Contraction and Semmler‐Wolff Type Rearrangement.
Authors: TIKK I. , DEAK G. , TAMAS J. 
Published: May 2016

AbstractThe title compounds (I) undergo rearrangement in HCOOH (II) to give the products (III).
ChemInform Abstract: Formation of Pyrazolo‐2,6‐benzodiazoninone Derivatives via Ring Transformation of 3,3a,6a‐Triazaindeno(3a,4‐a)indene‐2(3H),7‐diones.
Authors: KOERMENDY K. + , RUFF F. , KOEVESDI I. + 
Published: May 2016

AbstractAlkaline hydrolysis of the heterocyclic compounds (II) yields the title benzodiazonine derivatives (I).
ChemInform Abstract: Organosilicon‐Organophosphazene Chemistry. Part 4. Cyclotriphosphazenes with Geminal (Trimethylsilyl)methyl and Alkyl or Aryl Side Groups.
Authors: ALLCOCK H. R. , BRENNAN D. J. , DUNN B. S. , PARVEZ M. 
Published: May 2016

AbstractThe synthesis of a series of organosilyl cyclophosphazenes such as (IVa), (IVb) is described.
ChemInform Abstract: Reactions of Secondary Amines with Lithium Tetrahydridoaluminate.
Authors: LINTI G. , NOETH H. + , RAHM P. 
Published: May 2016

AbstractReactions of diethylamine, diisopropylamine and 2,2,6,6‐tetramethylpiperidine with LiAlH4 (II) in various ethers are studied.
ChemInform Abstract: Reaction of an Early‐Transition‐Metal η2‐Silaacyl Complex with Pyridine. Diastereoselectivity in the Formation of a (2‐Pyridyl)silylmethoxy Ligand.
Authors: ARNOLD J. , WOO H.‐G. , TILLEY T. D. , RHEINGOLD A. L. , GEIB S. J. 
Published: May 2016

AbstractCO (II) inserts into the Hf‐Si bond in (I) to give the corresponding η2‐silaacyl derivative which is characterized by low‐temp.
ChemInform Abstract: Syntheses and Reactions of Glycosylcobaloximes.
Authors: GHOSEZ A. , GOEBEL T. + , GIESE B. 
Published: May 2016

AbstractReaction of the mannosyl bromide (I) with the cobalt complex (II) yields the α‐mannosylcobaloxime (III), which adopts a 4C1 conformation.
ChemInform Abstract: Ruthenium Carbonyl Complexes of 2,4,6‐Tris(2‐pyridyl)‐1,3,5‐triazine. Crystal Structure of Methoxide‐Substituted (μ‐2,4,6‐Tris(2‐pyridyl)‐1,3,5‐triazine)bis(dicarbonyldichlororuthenium(II))# .
Authors: THOMAS N. C. , FOLEY B. L. , RHEINGOLD A. L. 
Published: May 2016

AbstractThe reaction of the polymeric Ru(II) complex (II) with the title triazine (I) in methanol (III) in the presence of visible light yields the title complex (IV).
ChemInform Abstract: Complexes with Functional Phosphines. Part 13. Reactivity of Coordinated Phosphino Enolates and Metallacycles Toward Chlorophosphines with Diastereoselective Formation of P‐O and P‐C Bonds. Alkaline Hydrolysis of Coordinated Phosphinites Leading to Oxodiarylphosphoranido Ligands. Synthesis and Molecular Structure of Cyclic cis‐(Pd(Ph2PCH=C(O)Ph)(PhP(O)(CH2C9H6N))).
Authors: BALEGROUNE F. , BRAUNSTEIN P. , GRANDJEAN D. , MATT D. , NOBEL D. 
Published: May 2016

AbstractThe reaction of PPh2Cl (II) with the transition‐metal complexes (I) affords the compounds (III), resulting from selective coupling of the enolate oxygen with phosphorus.
ChemInform Abstract: Pentaammineruthenium(II) and Pentaammineosmium(II) Complexes of Olefins and Linear Dienes Related to 1,3‐Butadiene.
Authors: ELLIOTT M. G. , SHEPHERD R. E. 
Published: May 2016

AbstractThe Os(II) and Ru(II) complexes (III) are prepared according to the scheme and characterized by 1H NMR spectroscopy and differential‐pulse voltammetry.
ChemInform Abstract: Silicon‐Oxygen Bond‐Forming Reactions Upon Addition of Silanes and Silyl Halides to the 16‐Electron Alkoxyiridium Complexes trans‐ROIr(CO)(P(p‐tol)3)2 (R: Me or Ph; p‐tol: p‐Tolyl). Crystal and Molecular Structure of H2Ir(CO)(SiMe2Ph)(P(p‐tol)3)2.
Authors: RAPPOLI B. J. , JANIK T. S. , CHURCHILL M. R. , THOMPSON J. S. , ATWOOD J. D. 
Published: May 2016

AbstractThe silanes (II) add oxidatively to the alkoxo‐Ir complexes (I); the resulting complexes undergo reductive elimination of the alkoxysilanes (IV) with ultimate formation of the dihydridosilyl‐Ir(III) complexes (III).
ChemInform Abstract: Stereoselective Synthesis of γ‐Hydroxy‐α‐amino Acids via Intramolecular Amidomercuration.
Authors: HARDING K. E. , MARMAN T. H. , NAM D. 
Published: May 2016

AbstractA general method for the stereoselective conversion of homoallylic alcohols to erythro‐ or threo‐γ‐hydroxy‐α‐amino acids is described.
ChemInform Abstract: Reactions with Indole Derivatives. Part 56. Enantioselective Total Synthesis of the 3β‐Sitsirikines.
Authors: FREUND R. , WINTERFELDT E. 
Published: May 2016

AbstractStarting from the optically pure lactam (Ia) in hand both C‐16 diastereomers (IV) of the 3β‐sitsirikines are prepared by an enantioselective route via isomer (Ib) (more stable), (Ic) (by Borch reduction), 3‐epi‐geissoschizine (III) (formylation according to literature), and finally reduction (according to literature).
ChemInform Abstract: Stereostructures of Reaction Products of Thymidine Epoxides with Amines and L‐Amino Acid Ethyl Esters.
Authors: HARAYAMA T. , YANADA R. , TANAKA M. , TAGA T. , MACHIDA K. , YONEDA F. , CADET J. 
Published: May 2016

AbstractIn relation to mutagenesis, carcinogenesis and aging the oxidation of the pyrimidine base thymidine is investigated.
ChemInform Abstract: Stereochemical Features of the Anomerizations in the 5,6‐Dihydrothymine Nucleoside Series.
Authors: MATULIC‐ADAMIC J. , PAVELA‐VRANCIC M. , SKARIC V. 
Published: May 2016

AbstractThe treatment of the β‐ (I) or α‐nucleoside (IV) by NaI in AcOH/butan‐2‐one gives the same mixture of the anomeric iodo compounds (II) and (III).
ChemInform Abstract: Lignans and Related Phenols. Part 18. Synthesis of Quinones from Podophyllotoxin and Its Analogues.
Authors: AYRES D. C. , RITCHIE T. J. 
Published: May 2016

AbstractOxidative demethylation of podophyllotoxin (Ia) and the analogues (Ib)‐(Id) yields the o‐quinones (II).
ChemInform Abstract: Structure and Synthesis of Tetrasubstituted Pyrazines in Ants in the Genus Mesoponera.
Authors: FALES H. M. , BLUM M. S. , SOUTHWICK E. W. , WILLIAMS D. L. , ROLLER P. P. , DON A. W. 
Published: May 2016

AbstractThe 12 title compounds (I)‐(V) are isolated.
ChemInform Abstract: Total Synthesis of the Lignans (‐)‐ and (+)‐Burseran, (‐)‐Cubebin, and (‐)‐Hinokinin by Diastereoselective Conjugate Addition of Benzyl Anions to 2‐(R)‐ and (S)‐Benzyloxy‐2,5‐dihydro‐4‐(3,4‐methylenedioxybenzoyl)furan.
Authors: REHNBERG N. , MAGNUSSON G. 
Published: May 2016

AbstractThe arylmagnesium bromide (I) is coupled with the dihydrofurancarboxaldehyde (II) and then oxidized to yield the aryl furyl ketone (III).
ChemInform Abstract: Synthetic Studies on Bicyclomycin and Its Analogues. Part 1. Synthesis of Substituted 2‐Oxa‐8,10‐diazabicyclo(4.2.2.)decanes.
Authors: DAWSON I. M. , GREGORY J. A. , HERBERT R. B. , SAMMES P. G. 
Published: May 2016

AbstractThe alkylated and deprotected mono imino ether (III) undergoes oxidation and cyclization to give the title compound analogue (IV).
ChemInform Abstract: Detection of the Free Radicals FeH, CoH, and NiH by Far IR Laser Magnetic Resonance.
Authors: BEATON S. P. , EVENSON K. M. , NELIS T. , BROWN J. M. 
Published: May 2016

AbstractThe detection of rotational transitions of the free radicals of title (important interstellar molecules) is achieved with signal‐to‐noise ratios of about 1000 with an 1 s time constant for the strongest lines of all three species.
ChemInform Abstract: Magnetovolume Effects in Ternary Compounds of the Type RFe12‐xTx and R2Fe14C (R: Rare Earth, T: Ti, V, Cr, Mo, W, Si).
Authors: BUSCHOW K. H. J. 
Published: May 2016

AbstractThermal expansion is measured in the temp. range 300‐1000 K for several ternary compounds with ThMn12‐type structure (RFe10V2 (R: Nd, Sm, Gd, Tb, Ho, Er, Y), YFe10Mo2, and YFe10.8Ti1.2) and for compounds with Nd2Fe14B‐type structure (R2Fe14C (R: Nd, Gd‐Er, Lu) and Lu2Fe14B).
ChemInform Abstract: High‐Temperature Superconductivity of the Compounds LnBa2Cu3O7 (Ln: La‐Yb, Y).
Authors: RAO G. V. S. , VARADARAJU U. V. , NATARAJAN S. , THOMAS K. A. , SANKARANARAYANAN V. , RAJU N. P. , SRINIVASAN R. 
Published: May 2016

AbstractThe title compounds are prepared by solid phase reactions.
ChemInform Abstract: Chemical Synthesis and Content of Oxygen of the High‐Temperature Superconductor YBa2Cu3O7‐x.
Authors: IYER R. M. , YAKHMI J. V. , SASTRY M. D. , DHARWADKAR S. R. , GOPALAKRISHNAN I. K. , PHATAK G. M. 
Published: May 2016

AbstractLarger quantities (ca.
ChemInform Abstract: Nature of the β‐Phase of Bismuth Molybdate.
Authors: EL JAMAL M. M. , FORISSIER M. , AUROUX A. 
Published: May 2016

AbstractThe results of IR and Raman spectroscopy, DSC, and XRD show that the β‐phase (Bi2Mo2O9) is a distinct phase and not only an equimolar mixture of α‐phase (Bi2Mo3O12) and γ‐phase (Bi2MoO6).
ChemInform Abstract: Synthesis of Cerium Polyphosphate, Its Characteristic and a Systematization of Phosphates.
Authors: BUKHALOVA G. A. , MARDIROSOVA I. V. , ALI M. M. 
Published: May 2016

AbstractThe reaction between stoichiometric quantities of cerium carbonate (I) and ammonium dihydrogenphosphate (II), conducted at 750 °C, affords the novel title compound (III).
ChemInform Abstract: Solid State Structure of a Lithium Triorganostannate.
Authors: VEITH M. , RULOFF C. , HUCH V. , TOELLNER F. + 
Published: May 2016

AbstractThe 1:3 molar reaction of SnCl2 (I) with α‐furyl‐Li (II) in THF and subsequent recrystallization of the crystalline product from dioxane afford the compound (IV).
ChemInform Abstract: Diels‐Alder versus Heterodiene in the Reaction Between 4‐Arylidene‐5‐pyrazolones and 2,3‐Dimethylbutadiene: The Effect of Acid Catalysis.
Authors: BRUGNOLOTTI M. , CORSICO CODA A. , DESIMONI G. , FAITA G. , GAMBA INVERNIZZI A. , RIGHETTI P. P. , TACCONI G. 
Published: May 2016

AbstractThe reactions of the (E)‐pyrazolones (I) and the (Z)‐pyrazolones (II) with the diene (III) in benzene are investigated.
ChemInform Abstract: Diels‐Alder Reactions of 7‐Azalumazines. Synthesis of Condensed Lumazines and 8‐Deazalumazines.
Authors: TAYLOR E. C. , PONT J. L. , WARNER J. C. 
Published: May 2016

AbstractThe 7‐azalumazines (III) and (VI), obtained from the compound (I) by reaction with the dienophiles (II) and (V) bearing nucleophilic substituents, undergo intramolecular Diels‐Alder reaction to yield the compounds (IV) and (VII).
ChemInform Abstract: Photochemical Rearrangements of 3‐Methylisoxazolopyridines.
Authors: DONATI D. , FUSI S. , PONTICELLI F. 
Published: May 2016

AbstractPhotolysis of the isoxazolopyridines (I), (IV), (VII), and (X) in moist ether results in rearrangement, yielding the oxazolopyridines (II), (V), (VIII), and (XI).
ChemInform Abstract: Addition Reactions of Organo‐Metal Alkoxides to Carbon Suboxide.
Authors: PANDOLFO L. , PAIARO G. 
Published: May 2016

AbstractThe alkoxides (I) and (V) react with C3O2 (II) to give products (yields in g) which are presumed to be the gem‐bis(organo‐metal) malonic esters (III) and (VI), respectively, on the basis of their IR and 1H NMR data and of their hydrolysis products.
ChemInform Abstract: Mesogenic N‐(4‐(4‐Alkoxyphenyldiazo)benzylidene)‐4‐cyanoanilines.
Authors: BURMISTROV V. A. , KAREEV V. YU. , KOIFMAN O. I. 
Published: May 2016

AbstractAn optimized method for the synthesis of title compounds of type (VII) is described.
ChemInform Abstract: Synthesis, Structure and Properties of Compounds with a Chalcogen‐Nitrogen Bond. Part 10. Reaction of Tellurium Imides with Thiols and Thioamides.
Authors: NADDAKA V. I. , AVANESYAN K. V. , CHERKINSKAYA M. L. , MINKIN V. I. 
Published: May 2016

AbstractThe tellurium imides (I), strong oxidants, convert the mercaptans (II) to the disulfides (III), thiobenzamide (V) to benzonitrile (VI) and 1,3‐diphenylthiourea (VII) to 1,3‐diphenylcarbodiimide (VIII) within a couple of minutes.
ChemInform Abstract: Nucleophilic α‐Alkylation in the Anthraquinone Series. A Novel Pathway to the Synthesis of Benzanthrone and 1‐Azabenzanthrone Derivatives.
Authors: GORELIK M. V. , TITOVA S. P. , KANOR M. A. 
Published: May 2016

AbstractThe α‐alkylation of 9,10‐anthraquinones is studied for the first time.
ChemInform Abstract: Vinyl Ethers with a Cyclocarbonate Group. Part 1. Synthesis of 3‐(ω‐Vinyloxyalkoxy)propylene 1,2‐Carbonates.
Authors: NEDOLYA N. A. , TATAROVA T. F. , VYALYKH E. P. , TROFIMOV B. A. 
Published: May 2016

AbstractThe title compounds (III) represent a novel type of cyclic carbonates because of their vinyloxy function.
ChemInform Abstract: Synthesis, Antifungal Activity, and Influence of Structural Changes on the Absorption of Dyes Derived from Indolylthiazole.
Authors: GARNAIK B. M. , BEHERA R. K. 
Published: May 2016

Abstract3‐Chloroacetylindole (I) reacts with thiourea or thioacetamide (II) to form the thiazoles (III) which are quaternized, giving the salts (V).
ChemInform Abstract: Reaction of Pyrylium Salts with Nucleophiles. Part 21. Unexpected Formation of 6,6‐Dimethyl‐5‐isopropyl‐2,4‐cyclohexadienylidene‐1‐imines from Primary Amines and 2,6‐Diisopropylpyrylium Salts.
Authors: UNCUTA C. , GHEORGHIU M. D. , CHIRALEU F. , PLAVETI M. , ELIAN M. , BALABAN A. T. 
Published: May 2016

AbstractThe pyrylium perchlorates (I) react with the primary amines (II), producing the pyridinium perchlorates (III) and the iminium salts (IV).
ChemInform Abstract: Reactions with Heterocyclic Enaminonitriles: Synthesis of Pyrrolo‐(2,3‐b)pyridine, Pyrrolo(2,3‐d)pyrimidine, and Pyrrole Derivatives.
Authors: ABDELHAMID A. O. , ABDEL‐GALIL F. M. , SALEH S. S. 
Published: May 2016

AbstractCyclocondensation reaction of ethyl 3‐(dicyanomethylene)butyrate (I) with the diazonium salts (II) yields the dihydropyridazines (III) which undergo ring contraction on treatment with zinc/acetic acid, forming the pyrroles (IV).
ChemInform Abstract: Intramolecular Alkylations of Aromatic Compounds. Part 21. Synthesis of cis‐4,10b‐Dimethyl‐1,2,3,4,4a,5,5a,10b‐octahydroindano(1,7‐f,g)quinoline.
Authors: REIMANN E. , BAUER G. 
Published: May 2016

AbstractIndanone (I) is coupled with the lutidine (II) to yield the pyridinylmethylindanol (III) which is dehydrated and then hydrogenated, forming the pyridinylmethylindan (IV).
ChemInform Abstract: A Diels‐Alder Route Towards Pyrimidin‐4‐ones.
Authors: BAYARD PH. , SAINTE F. , BEAUDEGNIES R. , GHOSEZ L. 
Published: May 2016

AbstractThe iminoether hydrochlorides (I) react with the acetyl chlorides (II) to form the iminoamides (III) which are silylated, yielding the silyl enol ethers (V).
ChemInform Abstract: Synthesis of 2,6‐Disubstituted 4‐Hydroxy‐5,6,7,8‐tetrahydropyrido‐(4,3‐d)pyrimidines.
Authors: KRETZSCHMAR E. , MEISEL P. 
Published: May 2016

AbstractCyclocondensation of the piperidonecarboxylate (I) with various amidines such as (II) leads to the formation of the fused pyrimidines (III) which are debenzylated by the chloroformates (IV) to give the esters (V).
ChemInform Abstract: Synthesis of Some New Fluoro‐Substituted Mesoionic Heterocycles.
Authors: MITAL R. L. , TANEJA P. , KHATRI V. , PRAKASH L. 
Published: May 2016

AbstractThe mesoionic heterocycles (IV) are prepared from the pyrido(3,2‐b)benzothiazines (I) and chloroacetic acid anhydride (II).
ChemInform Abstract: Modeling the Dinuclear Sites of Iron Biomolecules: Synthesis and Properties of Fe2O(OAc)2Cl2(bipy)2 and Its Use as an Alkane Activation Catalyst.
Authors: VINCENT J. B. , HUFFMAN J. C. , CHRISTOU G. , LI Q. , NANNY M. A. , HENDRICKSON D. N. , FONG R. H. , FISH R. H. 
Published: May 2016

AbstractThe synthetic analogue approach to the oxygen carrier protein hemerythrin is extended to the preparation of (IV) as the first model of a substrate‐analogue‐bound form of metchlorohemerythrin.
ChemInform Abstract: Dioxygen‐Copper Reactivity: Generation, Characterization, and Reactivity of a Hydroperoxo‐Dicopper(II) Complex.
Authors: KARLIN K. D. , GHOSH P. , CRUSE R. W. , FAROOQ A. , GULTNEH Y. , JACOBSON R. R. , BLACKBURN N. J. , STRANGE R. W. , ZUBIETA J. 
Published: May 2016

AbstractThe title complex (III) can be formed by three different routes.
ChemInform Abstract: Synthesis of an Isoprenoid‐Like ω‐Carboxylic Acid from 34,35‐Epoxyubiquinone‐9.
Authors: KOZHUKHOVA A. I. , OBOL'NIKOVA E. A. , SAMOKHVALOV G. I. 
Published: May 2016

AbstractStarting from ubiquinone‐9 the aldehyde (I) is prepared by a known procedure.
ChemInform Abstract: Asymmetric Synthesis of α‐Amino Acids by Alkylation of N‐(N‐Bis(methylthio)methyleneglycyl)‐2,5‐bis(methoxymethoxymethyl)pyrrolidine and Enantioselective Synthesis of Protected (2S,9S)‐2‐Amino‐8‐oxo‐9,10‐epoxydecanoic Acid.
Authors: IKEGAMI S. , UCHIYAMA H. , HAYAMA T. , KATSUKI T. , YAMAGUCHI M. 
Published: May 2016

AbstractA highly diastereoselective alkylation at the α‐position becomes possible when the pyrrolidine (I) with the bis(methylthio)methylene protecting group is used.
ChemInform Abstract: Synthesis of Lignin Model Compounds of the Arylglycerol β‐Syringyl Ether Type.
Authors: VON UNGE S. , LUNDQUIST K. , STOMBERG R. 
Published: May 2016

AbstractThe diastereomers (IVa), (IVb) of the title compounds are prepared by reaction of the aldehyde (II) with the α‐lithiated carboxylate of the acid (I) and subsequent reduction of the products (III), followed by chromatography.