bluuebunny/crossref_metadata_2025_split huggingface dataset:
ChemInform Abstract: Photooxygenation of 1‐Alkyl‐2,3‐diarylcyclopropanes via Photoinduced Electron Transfer: Stereoselective Formation of 4‐Alkyl‐3,5‐diaryl‐1,2‐dioxolanes and Their Conversion to 1,3‐Diols.
Authors: ICHINOSE N. , MIZUNO K. , TAMAI T. , OTSUJI Y. 
Published: May 2016

AbstractPhotolysis of the diarylcyclopropanes (I) in the presence of oxygen and 9,10‐dicyanoanthracene produces the dioxolanes (II) and (III).
ChemInform Abstract: Organophosphorus Chemistry. Part 18. The Reaction of 1,8‐Naphthosultam with Alkyl Phosphites and Chlorinated Phosphorus Reagents.
Authors: ABDOU W. M. , ABD EL MONEM H. A. , MAHRAN M. R. 
Published: May 2016

AbstractIt is shown that sultams, e.g. (I), and lactams, e.g. (VI), behave differently toward nucleophilic phosphorus reagents such as (II).
ChemInform Abstract: Stereoselective Reduction of Acetals. A Method for Reductive Generation of Heterocyclic Ring Systems.
Authors: ISHIHARA K. , MORI A. , YAMAMOTO H. 
Published: May 2016

AbstractThe reductive cleavage of acetals, e.g. (I) and (IV), is dependent on the reducing agent and on the structure of the acetal moiety.
ChemInform Abstract: Regioselectivity in the Alkylation of Ambident Anions of 1‐Acyl‐1,2‐dihydroquinaldonitriles (Quinoline Reissert Compounds).
Authors: GIBSON H. W. , GUILANI B. 
Published: May 2016

AbstractAlkylation of N‐benzoyl‐4‐methyl‐1,2‐dihydroquinaldonitrile (I) with methyl iodide (II) produces the dimethyldihydroquinaldonitriles (III) and (IV).
ChemInform Abstract: Stereoselective 1,3‐Dipolar Cycloadditions of Photochemically Generated Azomethine Ylides to Oppolzer′s Chiral Acryloyl Sultam. An Asymmetric Approach to Quinocarcin.
Authors: GARNER P. , HO W. B. 
Published: May 2016

AbstractIrradiation of the aziridines (I) gives the unstable azomethine ylides (II) which are trapped with the acryloyl sultam (‐)‐(III) to produce the cycloadducts (IV) as the main products.
ChemInform Abstract: Novel 4‐Phenoxy‐2‐(1‐piperazinyl)quinazolines as Potent Anticonvulsive and Antihypoxic Agents.
Authors: HORI M. , IEMURA R. , HARA H. , OZAKI A. , SUKAMOTO T. , OHTAKA H. 
Published: May 2016

Abstract2‐(Ethylthio)quinazolinone (I) is coupled with the piperazines (II) to give the 2‐piperazinylquinoxalinones (III).
ChemInform Abstract: A Macrocyclic 2,19‐Dioxo(3.3)(3,3′)azobenzolophane by Transition‐Metal Carbonyl Complex‐Mediated CO Insertion and Cyclization.
Authors: SCHMIEGEL J. , GRUETZMACHER H.‐F. + 
Published: May 2016

AbstractThe total yield of (V) from (I) is 18%.
ChemInform Abstract: Tandem Nucleophilic Substitution/1,3‐Dipolar Cycloaddition Reactions of Oximes with Alkyl Halides and Dipolarophiles.
Authors: GRIGG R. , MARKANDU J. , SURENDRAKUMAR S. 
Published: May 2016

AbstractBenzaldoxime sodium salt (I) reacts with N‐methylmaleimide (II) and methyl bromoacetate (III) to give the fused isoxazolidine (IV).
ChemInform Abstract: Studies of Pyrrolizidines and Related Compounds. Part 13. Ring Transformation of 1,2,3,5,6,7‐Hexahydropyrrolizinium Perchlorates into 1‐Substituted 5‐Oxoperhydroazocines.
Authors: SUMOTO K. , MIBU N. , IRIE M. , ABE N. , MIYANO S. 
Published: May 2016

AbstractThe bicyclic iminium perchlorates (I) react with the acid chlorides (II) and the isocyanates (IV) to give the azocines (III) and (V) mentioned in the title.
ChemInform Abstract: Cycloaddition of α‐Dialkylborylamino N‐Heterocycles to Cyanamides.
Authors: DOROKHOV V. A. , GORDEEV M. F. , DEM'YANETS Z. K. , BOCHKAREVA M. N. , VORONTSOVA L. G. , KURELLA M. G. 
Published: May 2016

AbstractThe borylaminopyridine (I) is coupled with the cyanamides (II) to give the (4 + 2)cycloadducts (III).
ChemInform Abstract: 3‐Methyl‐1,1‐bis(trimethylsiloxy)‐1,3‐butadiene and Trimethylsilyl 4‐Trimethylsilyl‐3‐methyl‐2‐butenoate: Preparations and Reactions with Benzaldehyde.
Authors: BELLASSOUED M. , ENNIGROU R. , GAUDEMAR M. 
Published: May 2016

AbstractThe regioselectivity of the reaction between benzaldehyde and the title compound (III) is studied as a function of the catalyst used.
ChemInform Abstract: 1,2‐Dimethyl‐1,2‐disila‐closo‐dodecaborane(12), the First Silicon Analogue of an ortho‐Carborane.
Authors: SEYFERTH D. , BUECHNER K. + , REES W. S. JUN. , DAVIS W. M. 
Published: May 2016

AbstractThe first o‐carborane analogue of the main group IV, i.e. the title compound (III) (space group Pccn, Z=4), is formed together with other products by the reaction of the silane (I) with decaborane(14) (II).
ChemInform Abstract: Synthesis and Reactivity of Tris(dialkylthiophosphinoyl)phosphanes.
Authors: SCHEER M. , UHLIG F. , NAM T. T. , DARGATZ M. , SCHAEDLER H. D. + , HERRMANN E. 
Published: May 2016

AbstractInvestigation of different methods for the synthesis of the title compounds (III) shows that the reaction of (I) with the thiophosphinic acid chlorides (II) is the most effective one.
ChemInform Abstract: Synthesis of Allyldichlorophosphines and ‐arsines. Precursors of Transient 1‐Phosphadiene and 1‐Arsadiene.
Authors: PELLON P. , KABBAD S. H. , RAULT I. , TONNARD F. , HAMELIN J. 
Published: May 2016

AbstractThe β,γ‐unsaturated ester enolate (III) reacts with phosphorus or arsenic trichloride (IV) to yield the dichlorophosphines or dichloroarsines (V) which are dehydrochlorinated and then cyclized with ethyl diazoacetate (VI), forming the diazaphospholes or diazarsoles (VII)/(VIII).
ChemInform Abstract: Esters of Stibonic Acid. Part 2. Preparation and Properties of Esters of Methylstibonic Acid; Structure of Di‐μ‐methoxy‐bis(dibromo‐methoxy‐methyl‐antimony(V)).
Authors: WIEBER M. , WALZ J. , BURSCHKA C. 
Published: May 2016

AbstractThe bridged dimers (III) are prepared as light‐sensitive crystals by oxidation of the esters (I) with Br2 (or SO2Cl2).
ChemInform Abstract: Ytterbium(II) Benzamidinates, a New Class of Highly Reactive Lanthanoid(II) Complexes.
Authors: WEDLER M. , NOLTEMEYER M. , PIEPER U. , SCHMIDT H.‐G. , STALKE D. , EDELMANN F. T. 
Published: May 2016

AbstractGood solubility and high reactivity characterize the readily accessible Yb(II) benzamidinates (III) ((IIIa): space group Pbcn, Z=4).
ChemInform Abstract: Insertions of Nitriles and Pyridine into the Zr‐Si Bond of (η5‐C5H5)(η5‐C5Me5)Zr(Si(SiMe3)3)Me.
Authors: WOO H.‐G. , TILLEY T. D. 
Published: May 2016

AbstractThe obtained insertion products (III) and (V) are characterized by IR and NMR spectral data.
ChemInform Abstract: Cooperative Effect in π‐Ligand‐Bridged Dinuclear Complexes. Part 9. Influence of Cp′‐X‐Cp′‐Bridged Dinuclear CpM(CO)3 Complexes (M: Mo, W) on Reactions with Alkynes.
Authors: ABRIEL W. , BAUM G. , HECK J. , KRIEBISCH K.‐A. 
Published: May 2016

AbstractThe monoalkyne compounds (III) are also obtained photochemically.
ChemInform Abstract: Synthesis and Reactivity of Chiral Organometallic Phosphonium Salts.
Authors: PINSARD P. , LELLOUCHE J. P. , BEAUCOURT J. P. , GREE R. 
Published: May 2016

AbstractThe dienal (I) reacts with iron pentacarbonyl (II) to form the complex (±)‐(III) which is reduced and O‐acetylated.
ChemInform Abstract: The Azid Homologues Et‐PPP and Ph‐AsAsAs as Bifacially Coordinated Ligands in Tripod‐Cobalt Complexes. Synthesis, Structure, and Molecular Dynamics.
Authors: BARTH A. , HUTTNER G. , FRITZ M. , ZSOLNAI L. 
Published: May 2016

AbstractIn the formation of (IV) (space group P21/c, Z=4) PhAsH2 serves as a source of the PhAs3 ligand.
ChemInform Abstract: Oxidative Addition of Phosphorus Ylides to Ru3(CO)12.
Authors: BOHLE D. S. , HEINEKE D. , TIRIPICCHIO A. , TIRIPICCHIO‐CAMELLINI M. , VAHRENKAMP H. 
Published: May 2016

AbstractThe reaction of the ylide (II) with the cluster (I) leads via the phosphonio enolate product (III) to the Ru3C cluster (IV) with a C‐bonded phosphane ligand as the final product.
ChemInform Abstract: Trimethylacetamidomethyl (Tacm) Group, a New Protecting Group for the Thiol Function of Cysteine.
Authors: KISO Y. , YOSHIDA M. , FUJIWARA Y. , KIMURA T. , SHIMOKURA M. , AKAJI K. 
Published: May 2016

AbstractThe hydroxymethylamide (III), prepared by reaction of the amide (I) with formaldehyde (II), is coupled with cysteine (IV).
ChemInform Abstract: New Methods and Reagents in Organic Synthesis. Part 88. 4‐Alkoxycarbonyloxazoles as β‐Hydroxy‐α‐amino Acid Synthons: Efficient, Stereoselective Syntheses of 3‐Amino‐2,3,6‐trideoxyhexoses and a Hydroxy Amino Acid Moiety of Al‐77‐B.
Authors: HAMADA Y. , KAWAI A. , MATSUI T. , HARA O. , SHIOIRI T. 
Published: May 2016

AbstractThe title oxazole (III) is used for the preparation of the hexose L‐daunosamine (VIII), the carbohydrate constituent of important anthracycline antitumor agents.
ChemInform Abstract: Synthesis of Chiral Aminocyclitols via Epoxyepimination.
Authors: BRAUN H. , BURGER W. , KRESZE G. , SCHMIDTCHEN F. P. , VAERMAN J. L. , VIEHE H. G. 
Published: May 2016

AbstractN‐Functionalisation of the chiral dihydrooxazine (I) and subsequent thermal rearrangement yields the epoxyepimine (IV) via a biradical mechanism.
ChemInform Abstract: Oxaphosphoranylation of Methyl α‐D‐Glucopyranoside with Diethoxytriphenylphosphorane. A Highly Stereoselective Route to Anhydropyranosides.
Authors: ESKEW N. A. , EVANS S. A. JUN. 
Published: May 2016

AbstractMethyl α‐D‐glucopyranoside (I) reacts with diethoxytriphenylphosphorane (II) to yield a mixture of the rapidly equilibrating dioxaphospholanes (III) and (IV) with predominance of the former.
ChemInform Abstract: Studies on 6,7‐Benzomorphans: Stereoselective Synthesis of 8α‐ and 8β‐Amino‐2,5,9α‐trimethyl‐6,7‐benzomorphan.
Authors: HIRANI S. K. , CHOWDHURY B. K. 
Published: May 2016

AbstractIn connection with the study of structure‐activity relationship in 6,7‐benzomorphans, the introduction of a second nitrogen pharmacophore is investigated.
ChemInform Abstract: Intramolecular Pictet‐Spengler Reaction of N‐Alkoxytryptamines. Part 3. Stereoselective Synthesis of (‐)‐Debromoeudistomin L and (‐)‐O‐Methyldebromoeudistomin E and Their Stereoisomers.
Authors: HERMKENS P. H. H. , VAN MAARSEVEEN J. H. , OTTENHEIJM H. C. J. , KRUSE C. G. , SCHEEREN H. W. 
Published: May 2016

AbstractThe N‐hydroxytryptamines (VI) are treated with the chloroformate (VII) to give the N‐protected derivatives (VIII).
ChemInform Abstract: 1H and 13C NMR Conformational Analysis and Minimal‐Potential‐Energy Calculations with Deoxyguanosine, Guanosine and 5′‐Guanosinemonophosphate Adducts of the Borderline Carcinogen 4‐Methylaniline.
Authors: MEIER C. , BOCHE G. 
Published: May 2016

AbstractThe conformations of the C‐8‐nucleobase adducts (I) and (II) of the borderline carcinogen 4‐methylaniline (p‐toluidine) are investigated by NMR and "minimal‐potential‐energy" calculations.
ChemInform Abstract: Three‐Component Coupling Synthesis of Prostaglandins. A Simplified, General Procedure.
Authors: SUZUKI M. , MORITA Y. , KOYANO H. , KOGA M. , NOYORI R. 
Published: May 2016

AbstractIn the presence of dimethylzinc, the lithio derivative of (Ia) can be linked to the cyclopentenone (II) to give the product (III).
ChemInform Abstract: Simple and Condensed β‐Lactams. Part 12. An Alternative Entry into the 2‐Isocephem and 2‐Isooxacephem Series.
Authors: GREFF Z. , HORVATH Z. , NYITRAI J. , KAJTAR‐PEREDY M. , BRLIK J. 
Published: May 2016

AbstractThe diastereomers of the isocephem (XIV) and the oxaisocephem (X), viz.
ChemInform Abstract: Sborgit and β‐Sborgit ‐ A Second Synthetic Modification of Na(B5O6(OH)4)·3 H2O.
Authors: TIMPER U. , HELLER G. , SHAKIBAIE‐MOGHADAM M. 
Published: May 2016

AbstractIn an attempt to prepare a silver pentaborate from solutions of borax, boric acid, and AgNO3, a mixture of sborgite and a second modification denoted as β‐sborgite are obtained besides excess H3BO3 and a microcrystalline silver borate.
ChemInform Abstract: Preparation and Crystal Structure of LnAl3Cl12 (Ln: Tb, Dy, Ho) and Thermal Decomposition to LnCl3.
Authors: HAKE D. , URLAND W. 
Published: May 2016

AbstractCrystals of the isotypic title chlorides are obtained for the first time by reaction of AlCl3 with the corresponding lanthanoid oxide and subsequent chemical transport in a temp. gradient 250 → 160 °C. According to single crystal data, DyAl3Cl12 crystallizes in the trigonal system (P3112, Z=3).
ChemInform Abstract: Cobalt Segregation in Nickel Electrodes During Nickel Hydrogen Cell Storage.
Authors: ZIMMERMAN A. H. , SEAVER R. 
Published: May 2016

AbstractStorage of Ni‐electrodes in a hydrogen gas environment at potentials near that of the alkaline hydrogen electrode is found to result in a segregation of cobalt additives from the active material of the Ni‐electrode.
ChemInform Abstract: An Oxomanganate(V) of New Type, K11(Li(OMnO3)4),
Authors: FISCHER D. , HOPPE R. 
Published: May 2016

Abstractis prepared for the first time by heating intimate mixtures of K2O2 and LiMnO4 (K:Mn = 2.2:1, Ag tube, 580 °C, 30 d) as blue‐green single crystals.
ChemInform Abstract: Investigation of Inorganic Non‐Stoichiometric Compounds. Part 41. New Oxidehalides in the Systems Cu/Nb/O/X (X: Cl, Br, I). Preparation, Thermal Behaviour, and Structure Investigations by HRTEM.
Authors: ROSS R. , KRATZHELLER B. , GRUEHN R. 
Published: May 2016

AbstractCompounds of formula Cu3Nb12O31X (X: Cl, Br, I) are prepared by heating CuNb2O6 and NH4X in a temp. gradient (T1 = 800‐960 °C, T2 = 860‐1100 °C; sealed silica tubes).
ChemInform Abstract: Reactions of Titanium Derivatives of Some CH‐Acids with Carbonyl Compounds. Part 1. Crotonic Condensation with Titanium Derivatives of Malonic Ester, Cyanoacetic Ester and Malononitrile.
Authors: KASATKIN A. N. , BIKTIMIROV R. KH. , TOLSTIKOV G. A. , KHALILOV L. M. 
Published: May 2016

AbstractThe condensation of the titanium derivatives (I) with aldehydes (II) gives much higher yields of the alkylidene derivatives (III) than the Knoevenagel reaction (15 examples).
ChemInform Abstract: Vinylcyclobutane‐Cyclohexane Rearrangements: Zwitterions as Discrete Intermediates.
Authors: GRUSECK U. , HEUSCHMANN M. 
Published: May 2016

AbstractDonor‐acceptor‐substituted vinylcyclobutanes of model type (I) rearrange to cyclohexenes (II) at temp. between 20 and 195 °C. In solvents of low polarity, (2 + 2) cycloreversion competes with ring enlargement.
ChemInform Abstract: Role of Charge‐Transfer Interactions in Photoreactions. Part 5. Photochemical Behavior of Exciplexes of trans‐Styrylphenanthrenes and Amines.
Authors: ALOISI G. G. , ELISEI F. 
Published: May 2016

AbstractThe conversion quantum yield in the photoisomerization of (I) and its isomer decreases in the presence of tributylamine (TBA) and diethylaniline, whereas with 4‐bromodiethylaniline (BDA) an increase is observed.
ChemInform Abstract: Synthesis and Photochemical Reaction of N,N‐Bis(2‐(cinnamoyloxy)ethyl)ammonium Salts.
Authors: INOMATA K. , NISHIKUBO T. 
Published: May 2016

AbstractReaction of N‐methyldiethanolamine (I) with cinnamoyl chloride (II) gives N‐methylbis(2‐(cinnamoyloxy)ethyl)amine (III) which is converted to the title compounds (V) by quaternization with the alkyl bromides (IV).
ChemInform Abstract: Synthetic Applications of Electrochemically Produced α‐Methoxy Amides. Part 6. Selective Cleavage of N‐Acylated N,O‐Acetals with RCu‐BF3. Synthesis of Cyclic α‐Alkylated Amides and Carbamates.
Authors: LUDWIG C. , WISTRAND L.‐G. 
Published: May 2016

AbstractCyclic α‐methoxylated amides and carbamates (I) are selectively cleaved with organocopper reagents (II) and BF3 to give the products (III).
ChemInform Abstract: An Expedient Synthesis of Vicinal Diamines from Alkenes and Cycloalkenes.
Authors: OSOWSKA‐PACEWICKA K. , ZWIERZAK A. 
Published: May 2016

AbstractThe N‐(β‐bromoalkyl)phosphoramidates (III), obtained by ionic addition reaction of the diethyl N,N‐dibromophosphoramidate (II) with the alkenes (I), are transformed into the corresponding diammonium ditosylates (VI) by consecutive azidation, Staudinger reaction with triethylphosphite, and deprotection.
ChemInform Abstract: A New Method of the Zinc‐Promoted Transformation of Carbonyl Compounds to Homoallylic Alcohols.
Authors: SHONO T. , ISHIFUNE M. , KASHIMURA S. 
Published: May 2016

AbstractA variety of carbonyl compounds such as (I) or (IV) is coupled with Grignard reagents in the presence of zinc using DMF as the solvent to give homoallylic alcohols as outlined in the reaction scheme.
ChemInform Abstract: Chiral Building Blocks for the Synthesis of Nitrogen‐Containing Natural Products. Part 5. Enantioselective Synthesis of Optically Active, Benzene Nucleus‐Substituted 1‐Phenylethylamines from the Corresponding Acetophenones.
Authors: BRINGMANN G. , GEISLER J.‐P. , GEUDER T. , KUENKEL G. + , KINZINGER L. 
Published: May 2016

AbstractAn efficient two‐step procedure provides enantiomerically pure title compounds such as (S)‐(IV) (isolated as hydrochlorides or hydrobromides: 93‐98%; 11 examples).
ChemInform Abstract: Ionic Telomerization of Chlorofluoropropionyl Fluorides with Hexafluoropropene Oxide.
Authors: KVICALA J. , PALETA O. , DEDEK V. 
Published: May 2016

AbstractHydrolysis of fluorochloropropanes (I) followed by fluorination leads to the formation of the chlorofluoropropionyl fluorides (III).
ChemInform Abstract: Synthesis of β‐Fluoroalkyl Phenyl (or Methyl) Thioethers by Sulfur‐Assisted Halogen Exchange with Triethylamine Trishydrofluoride.
Authors: SALUZZO C. , ALVERNHE G. , ANKER D. , HAUFE G. 
Published: May 2016

AbstractReaction of alkenes such as (I) and (IV) with sulfenyl chlorides, e.g. (II), followed by treatment with triethylamine trishydrofluoride leads to the formation of the corresponding β‐fluoroalkyl thioethers (III) and (V).
ChemInform Abstract: Heterocyclic Semicarbazones and Thiosemicarbazones. Part 55. Recyclization of 5‐Nitroisatin‐3‐thiosemicarbazone Under Formation of 1,2,4‐Triazine and Indazole Derivatives.
Authors: TOMCHIN A. B. , TUMANOVA I. V. 
Published: May 2016

AbstractIn contrast to a former publication the products of heating the title compound (I) in aq.
ChemInform Abstract: An Overlooked Short Entry to 2‐Alkylidene‐1,3‐dioxolanes. Highly Reactive Ketene Acetals.
Authors: ABEN R. W. M. , SCHEEREN J. W. 
Published: May 2016

AbstractThe title compounds (II) can be prepared surprisingly easily from the corresponding bromoacetates (I) by dehydrobromination.
ChemInform Abstract: Synthesis of Substituted 1H‐Sulfonylpyrazoles and 1H‐Sulfonyl‐2‐pyrazolines and Their Antibacterial Activities.
Authors: PATEL H. V. , FERNANDES P. S. 
Published: May 2016

AbstractThe sulfonic acid hydrazide (I) is coupled with the 1,3‐dicarbonyl compounds (II) to form the hydrazones (III) which undergo acid‐induced cyclization, yielding the sulfonylpyrazoles (IV).
ChemInform Abstract: Thiourylformazan, ‐thiazolidinone, and ‐azetidinone Derivatives as Antiparkinsonian Agents.
Authors: SRIVASTAVA V. K. , PALIT G. , SINGH S. , DHAWAN R. , SHANKER K. 
Published: May 2016

AbstractThiosemicarbazide (I) reacts with the substituted benzamides (II) to give the thiosemicarbazones (III) which undergo cyclocondensation with mercaptoacetic acid (IV), forming the thiazolidinones (V).
ChemInform Abstract: A Convenient Synthesis of Nitrile Oxides from Aldoximes by 1‐Chlorobenzotriazole.
Authors: KIM J. N. , RYU E. K. 
Published: May 2016

AbstractThe title reagent, generated from benzotriazole and sodium hypochlorite, is employed in the dehydration of the oximes (I) or (IV) to form the corresponding nitrile oxides.
ChemInform Abstract: A New and Simple Synthesis of 2‐Aryl‐4,9‐dihydrocyclohepta(b)pyran‐4,9‐diones.
Authors: WANG D.‐L. , JIN Z.‐T. , IMAFUKU K. 
Published: May 2016

AbstractThe reaction of (I) with the aldehydes (II) gives the desired products (III).
ChemInform Abstract: Studies on Thiazolidinone. Part 18. Synthesis of Thiazolidinone Derivatives from Benzosuberone and Cyclohexanone.
Authors: MISHRA N. , SEN M. , NAYAK A. 
Published: May 2016

AbstractThe fused 2‐aminopyrimidines (I) are converted to the thioureas (III) which undergo cyclization with chloroacetic acid to yield the iminothiazolidinones (V).
ChemInform Abstract: Synthesis of Dimethyloxazolidine and Tetrahydro‐2H‐1,3‐oxazine Ring‐Substituted Ketene N,O‐Acetals.
Authors: HUANG Z.‐T. , ZHANG P.‐C. 
Published: May 2016

AbstractThe ketene S,S‐acetals (IV) undergo ring closure reactions with the amino alcohols (V) or (VII) to form the oxazolidines (VI) and the tetrahydro‐1,3‐oxazines (VIII) respectively.
ChemInform Abstract: (1,2,4)Triazino(3′,4′:2,3)(1,3,4)thiadiazino(5,6‐c)cinnolin‐9‐one.
Authors: GAKHAR H. K. , GUPTA R. , GUPTA S. B. 
Published: May 2016

AbstractThe dichlorocinnoline (I) reacts with the thioxotriazinone (II) to form the triazinothiadiazinocinnoline (III) instead of the desired regioisomer (Va).
ChemInform Abstract: Pentacoordinated Molecules. Part 80. First Structural Study of a Thiophosphorane Containing a Six‐Membered Ring. Phosphorus‐Sulfur vs Phosphorus‐Oxygen Ligand Preferences.
Authors: SWAMY K. C. K. , HOLMES J. M. , DAY R. O. , HOLMES R. R. 
Published: May 2016

AbstractOxidative addition of phenanthrenequinone (II) to the newly synthesized dithiaphosphorinane (I) results in a new thiophosphorane (III).
ChemInform Abstract: Pentacoordinated Molecules. Part 82. Conformational Preferences of Monocyclic Pentaoxyphosphoranes Varying in Ring Size.
Authors: BURTON S. D. , SWAMY K. C. K. , HOLMES J. M. , DAY R. O. , HOLMES R. R. 
Published: May 2016

AbstractThe monocyclic pentaoxyphosphoranes (IIIa)‐(IIIc) and (IV) are synthesized by the reaction of the phosphite (I) with a diol such as demonstrated for (IIIa).
ChemInform Abstract: Highly Reduced Organometallics. Part 28. Synthesis, Isolation, and Characterization of (K(cryptand 2.2.2))2(Hf(CO)6), the First Substance to Contain Hafnium in a Negative Oxidation State. Structural Characterization of (K(cryptand 2.2.2))2(M(CO)6)·Pyridine (M: Ti, Zr, and Hf).
Authors: ELLIS J. E. , CHI K.‐M. 
Published: May 2016

AbstractReductive carbonylation of M(CO)4(MeC(CH2PMe2)3) (M: Ti, Zr, Hf) by (K(cryptand 2.2.2))(naphthalene) in THF at ‐70 °C provides 78‐83% yields of the thermally robust title salts including the previously inaccessible (Hf(CO)6)2‐.
ChemInform Abstract: Synthesis of 1,1′‐Bis(2‐amino‐2‐carboxyethyl)ferrocene (1,1′‐Ferrocenylbis(alanine)).
Authors: CARLSTROEM A.‐S. + , FREJD T. 
Published: May 2016

AbstractPalladium‐catalyzed coupling of the diiodoferrocene (I) with the amidoacrylate (II) followed by asymmetric hydrogenation yields the optically active ferrocene derivative (+)‐(IV).
ChemInform Abstract: Synthesis of Metallacyclopentenones by Insertion of Rhodium into Cyclobutenones.
Authors: HUFFMAN M. A. , LIEBESKIND L. S. , PENNINGTON W. T. JUN. 
Published: May 2016

AbstractIn connection with the importance of metallacyclic compounds as intermediates in the synthesis of substituted quinones and phenols, the rhodacyclopentenones (III) are prepared.
ChemInform Abstract: Synthesis and Structure of a Biphenanthrol‐Palladium Complex Displaying an Unusual Bonding Mode.
Authors: BERGENS S. H. , LEUNG P. , BOSNICH B. , RHEINGOLD A. L. 
Published: May 2016

AbstractThe dipotassium salt of (I) reacts with the Pd complex (II) to give the title complex (III) (space group P21/c with Z=4).
ChemInform Abstract: Facile Elimination of Ethanethiol in the Reaction of α‐Hydroxy β‐Bis‐(ethylthio) Acetals with Copper(I) Chloride in Dimethylformamide.
Authors: PARYZEK Z. , MARTYNOW J. 
Published: May 2016

AbstractReaction of steroidal ketones such as (I) with the anion of the bis‐(ethylthio) acetal (II) leads to the formation of the adduct (III) which undergoes CuCl‐mediated elimination of ethanethiol to yield the corresponding vinyl sulfide (IV).