bluuebunny/crossref_metadata_2025_split huggingface dataset:
ChemInform Abstract: Heteroleptic Poly(pyrazolyl)borate Derivatives of the Lanthanoid Ions. The Synthesis of Acetylacetonate Complexes and the Molecular Structures of (Ln(HB(C3N2H3)3)2(MeC(O)CHC(O)Me)) (Ln: Ce or Yb).
Authors: MOSS M. A. J. , JONES C. J. , EDWARDS A. J. 
Published: May 2016

AbstractAir‐ and moisture‐stable complexes of the type (I) (15 examples) are prepared by 1:2:1 molar reaction of LnCl3 6 H2O, potassium hydridotris(pyrazol‐1‐yl)borate and acetylacetone in mildly basic EtOH/H2O solution (yields 86‐97%).
ChemInform Abstract: Synthesis, IR Spectrum, and Crystal Structure of the Amidinato Complex (Na(15‐Crown‐5)) (Ph‐C(NSiMe3)2SnCl3F).
Authors: KILDEA J. D. , HILLER W. , BORGSEN B. , DEHNICKE K. 
Published: May 2016

AbstractThe title complex (IV) crystallizes in P212121 with Z=4.
ChemInform Abstract: Stannylated Phosphines. Part 1. Preparation of (β‐Trimethylstannyl)alkyldiphenylphosphines.
Authors: MITCHELL T. N. , BELT H.‐J. 
Published: May 2016

AbstractAddition of diphenylphosphine (II) to the vinyltrimethyltin compounds (I) under UV‐irradiation produces the title compounds (III) which are oxidized with KMnO4 to give the corresponding phosphine oxides (IV).
ChemInform Abstract: Arylferrocenyl‐1,3‐butadienes.
Authors: PEREVALOVA E. G. , KLIMOVA E. I. , KRYUCHKOVA V. V. , PUSHIN A. N. 
Published: May 2016

AbstractStarting with the α,β‐unsaturated ketones (I), the title compounds (V) are prepared via the carbinols (III) and characterized as the adducts (VII) with maleic anhydride (VI).
ChemInform Abstract: Synthesis and Properties of Some New (η6‐Arene)cobalt Complexes.
Authors: BOENNEMANN H. + , GODDARD R. , GRUB J. , MYNOTT R. , RAABE E. , WENDEL S. 
Published: May 2016

AbstractThe preparation of several new types of (η6‐arene)‐Co complexes is described.
ChemInform Abstract: Synthesis of Pseudo‐C‐Nucleosides.
Authors: RAUTER A. P. , FIGUEIREDO J. A. , ISMAEL I. M. 
Published: May 2016

AbstractWittig reaction of the hexulofuranuronamide (I) with the phosphorane (II) gives the pseudo‐C‐nucleoside (III) as the minor product besides the E‐acyclic compound (IV).
ChemInform Abstract: Synthesis of Nucleosides and Their Related Compounds. Part 13. Stereospecific Synthesis of Carbocyclic Nucleosides from 2‐Azabicyclo(2.2.1)heptan‐3‐ones via Sodium Borohydride‐Mediated Carbon‐Nitrogen Bond Cleavage.
Authors: KATAGIRI N. , MUTO M. , KANEKO C. 
Published: May 2016

AbstractStarting with cyclopentadiene (I), a synthesis of carbocyclic nucleosides, e.g. (XI) and (XII), is described as outlined in the reaction scheme.
ChemInform Abstract: PtSi‐Induced Junction Leakage.
Authors: GAMBINO J. P. , MONKOWSKI M. D. , TSANG P. J. , SHEPARD J. F. , RANSOM C. M. , WONG C. Y. 
Published: May 2016

AbstractThe results of current‐voltage measurements for n+‐p diodes with PtSi/polysilicon contacts combined with deep level transient spectroscopy and TEM strongly suggest that Pt or PtSi penetrates the junction thereby causing high reverse leakage currents.
ChemInform Abstract: The Relationship Between the Cu‐O Bond Length and Tc in the Superconducting Series La1.85‐xSr0.15NdxCuO4
Authors: SODERHOLM L. , MINI S. , DABROWSKI B. , CRABTREE G. W. , HINKS D. G. , ALP E. E. 
Published: May 2016

Abstract(x = 0.1, 0.2, 0.3, 0.4, 0.5) is studied by comparing the lattice constants determined by XRD with the resistivity values determined by four‐probe resistivity measurements.
ChemInform Abstract: Synthesis and Characterization of the Dihydrogen Monophosphates M(III)(H2PO4)3·2 H2O (M(III): Al, Sc, V).
Authors: LYUTSKO V. A. , SELEVICH A. F. , ROMANII T. V. 
Published: May 2016

AbstractThe system M2O3‐P2O5‐H2O (M: Al, Sc, V) is investigated.
ChemInform Abstract: Novel Phosphides of Rare‐Earth Metals and Cobalt with the Structure of HoCo3P2.
Authors: CHIKHRII S. I. , ORISHCHIN S. V. , KUZ'MA YU. B. 
Published: May 2016

AbstractThe novel ternary phosphides MCo3P2 (M: Y, Ce, Pr, Nd, Sm, Gd) are prepared from the elements.
ChemInform Abstract: X=Y‐ZH Compounds as Potential 1,3‐Dipoles. Part 24. Preparation and Thermal Fragmentation of Imidazolidines. Influence of Metal Salts on Pyrrolidine versus Imidazolidine Formation.
Authors: AMORNRAKSA K. , BARR D. , DONEGAN G. , GRIGG R. , RATANANUKUL P. , SRIDHARAN V. 
Published: May 2016

AbstractThe imines derived from the aldehydes (I) and the aminomalonate (II) slowly dimerize to the imidazolidines (III), but cycloaddition to other imines does not occur.
ChemInform Abstract: The Selective Trimerization of Ethylene to 1‐Hexene.
Authors: BRIGGS J. R. 
Published: May 2016

AbstractThe trimerization of ethylene (I) is mediated by a catalyst system consisting of chromium(III) 2‐ethylhexanoate, hydrolyzed triisobutylaluminum and dimethoxymethane, yielding 1‐hexene (II) with a selectivity of 74%.
ChemInform Abstract: New Routes to Substituted Tropones.
Authors: ALMEIDA BARBOSA L.‐C. , MANN J. , WILDE P. D. , FINCH M. W. 
Published: May 2016

AbstractWith a view to the anti‐tumor activity of several tropolones the title compounds (II) and (IV) are synthesized via cleavage of the oxabicycles (I).
ChemInform Abstract: Precursors to the Cyclo(n)carbons: (4n + 2)‐ and (4n)Annulenes with Unusual Stabilities.
Authors: RUBIN Y. , DIEDERICH F. 
Published: May 2016

AbstractNeither (III) can be deprotected without complete destruction; so the bis(ketal) of (IIIa) is deprotected to give (IV).
ChemInform Abstract: Activation and Synthetic Applications of Thiostannanes. Chemical Modification of Hydroxy Function Under Protection.
Authors: SATO T. , TADA T. , OTERA J. , NOZAKI H. 
Published: May 2016

AbstractOctyl tetrahydropyranyl ether (I) reacts with tributylmethylthiostannane (II) in the presence of BF3·OEt2 to give octyl tributylstannyl ether (III) which is converted to the ethers (V), the esters (VII), and octanal (VIII).
ChemInform Abstract: A Benzoquinone Diimine from the Oxidation of Pentafluoroaniline by Hypochlorite. X‐Ray Crystal Structure and Possible Formation via Pentafluorophenylnitrene.
Authors: DEADMAN J. J. , JARMAN M. , MCCAGUE R. , MCKENNA R. , NEIDLE S. 
Published: May 2016

AbstractIn addition to the decafluoroazobenzene (III) and the phenazine (IV), a dark red solid is observed which is identified as benzoquinone diimine (V) (space group: P1, Z=4).
ChemInform Abstract: Ambident Nucleophilicity of Silver Hyponitrite Toward Organic Halides.
Authors: QUINGA E. M. Y. , BIEKER T. , DZIOBAK M. P. , MENDENHALL G. D. 
Published: May 2016

AbstractIn contrast to the known reaction of bromo(diphenyl)methane (I) with silver hyponitrite (II) in methylene chloride, yielding bis(diphenylmethyl) hyponitrite (III), the chloro analogue (IV) of (I) is treated with (II) in a benzene/hexanes mixture to give the diazene N‐oxide (V).
ChemInform Abstract: Synthesis, Polymerization, and Second Order Nonlinear Optical Properties of Novel, Conjugated, Unsymmetrical Diacetylenes.
Authors: TSIBOUKLIS J. , WERNINCK A. R. , SHAND A. J. , MILBURN G. H. W. 
Published: May 2016

AbstractTwelve diaryldiacetylenes such as (III) are prepared by Cadiot‐Chodkiewicz coupling of the bromoacetylenes (I) with the acetylenes (II).
ChemInform Abstract: The Effect of Metal Chelate Complexation on the Reactivity and Absorption Spectra of 1,2‐Naphthoquinones: The Synthesis of New Types of Near IR Absorbing Dyes.
Authors: YOSHIDA K. , KOUJIRI T. , OGA N. , ISHIGURO M. , KUBO Y. 
Published: May 2016

AbstractCoupling of the 1,2‐naphthoquinonesulfonate (I) with various anilines such as (II), (IV), or (VI) is promoted by Ni(II) ions.
ChemInform Abstract: Studies on the Synthesis of Antiulcer Agents. Part 4. Synthesis and Antiulcer Activity of Dihydrobenzofuranone Derivatives.
Authors: KITAZAWA M. , AKAHANE M. , NAKANO Y. , HAYAKAWA K. , SATO K. , KOBAYASHI M. 
Published: May 2016

AbstractCoupling of the p‐hydroxybenzaldehyde (I) with malonic acid (II) and subsequent esterification give the cinnamate (IV).
ChemInform Abstract: A Synthesis of 4,7‐Dihydro‐1H‐dipyrrolo(3,2‐b:2′,3′‐d)pyrrole and 4,7‐Dihydro‐4H‐thieno(3,2‐b)pyrrolo(2,3‐d)pyrrole Systems.
Authors: ARATANI T. , YOSHIHARA H. , SUZUKAMO G. 
Published: May 2016

AbstractN‐Methylpyrrole‐2‐carboxaldehyde (Ia) reacts with ethyl azidoacetate (II) to give the azidoacrylate (Ib) which cyclizes on heating to form the pyrrolopyrrole system (III).
ChemInform Abstract: Synthesis, Structure, and Laser Properties of 4‐Trifluoromethyl‐7‐hydroxy‐2‐(cyanoethoxycarbonylmethylene)‐2H‐1‐benzopyran.
Authors: VOZNYI YA. V. , YUFIT D. S. , PAVLOV V. A. , STRUCHKOV YU. T. 
Published: May 2016

AbstractThe trifluoroacetylresorcinol (I) reacts with cyanoacetic ester (II) to give the benzopyran (III) mentioned in the title, together with minor amounts of the coumarin (IV).
ChemInform Abstract: Synthesis of Perhydro‐1,3‐diazine‐2‐thiones from β‐Chloroimines.
Authors: SULMON P. , DE KIMPE N. , SCHAMP N. , DECLERCQ J.‐P. 
Published: May 2016

AbstractMethanolysis of the β‐chloroimines (I) yields the β‐amino dimethyl acetals (IV) as the main products, together with the enol ethers (Vd) and (Ve) from the aromatic starting materials (Id) and (Ie).
ChemInform Abstract: Synthesis and X‐Ray Analysis of 1,2,4,5‐Trioxazinane.
Authors: MORI M. , SUGIYAMA T. , NOJIMA M. , KUSABAYASHI S. , MCCULLOUGH K. J. 
Published: May 2016

AbstractOzonation of a mixture of an appropriate vinyl ether, e.g. (I), and a nitrone such as (II) yields via (3 + 3) cycloaddition of the carbonyloxide intermediates formed (CH2=O+‐O‐ from (I)) the title compounds (III).
ChemInform Abstract: Group 14 Organometallic Reagents. Part 8. Organotin‐Mediated Synthesis of Macrocyclic Tetraesters: Regio‐ and Stereochemistry.
Authors: MORDINI A. , ROELENS S. 
Published: May 2016

AbstractThe optically pure 4‐substituted dioxastannolanes (S)‐(I) are coupled with glutaryl chloride (II) to form the regioisomeric cyclic tetraesters (III) and (IV), together with the acyclic diesters (V).
ChemInform Abstract: Electron Spin Resonance Studies of the Structures and Reactions of Trialkoxysilyl Radicals.
Authors: JOHNSON K. M. , ROBERTS B. P. 
Published: May 2016

AbstractThe formation and structures of the title radicals, obtained from the silanes (RO)3SiH (R: Me, tBu, SiMe3) by hydrogen abstraction using photochemically generated tert.‐butoxyl radicals, are studied in liquid solution by ESR spectroscopy.
ChemInform Abstract: Syntheses of Sodium 2‐(N‐Alkyl‐N‐methylamino)ethyl Phosphates and Their Physicochemical Properties.
Authors: TSUBONE K. , UCHIDA N. , NIWASE H. , HONDA K. 
Published: May 2016

AbstractThe long‐chain alkyl bromides (I) are coupled with the ethanolamine (II) to form the dialkylaminoethanols (III) which are treated with phosphoric acid (IV) to yield the title compounds (V).
ChemInform Abstract: Formation and Stability of Difluoromethylene Phosphoranes, R3P+‐C‐F2.
Authors: RIESEL L. , VOGT H. , KOLLECK V. 
Published: May 2016

AbstractIn the presence of metallic Zn or Cd and carbonyl compounds e.g. (V), the reaction of difluorohalomethanes such as (I) with phosphanes, e.g. (II), leads to formation of geminal difluoroolefins of the type (VI).
ChemInform Abstract: New Dialkylamido Complexes of Transition Metals in Group 4 and 5 Stabilized by Terdentate Ligands.
Authors: WILLS A. R. , EDWARDS P. G. 
Published: May 2016

AbstractApplication of a terdentate chelating diaminoamido ligand has enabled the preparation of the new complexes (III), (V), (VII) and (IX).
ChemInform Abstract: Synthesis of Bis‐Silylated Cyclopentadienyl Niobium(IV) and ‐(V) Neutral and Cationic Complexes.
Authors: ANTINOLO A. , FAJARDO M. , JALON F. A. , OTERO A. , PUERTA M. C. , MUGNIER Y. 
Published: May 2016

AbstractThe new Nb(IV) complexes (IIIa) and (IIIb) as well as their bis(trimethylsilyl)cyclopentadienyl analogues are quantitatively synthesized by reaction of corresponding silylated niobocene trihydrides or monohalides such as (I) with ethyl bromide (II) or methyl iodide.
ChemInform Abstract: Characterization of Properties of the Rigid Tridentate Chelate Ligand N,N′‐Bis(diphenylphosphino)‐2,6‐diaminopyridine and N,N‐Bis(diphenylphosphino)‐2‐aminopyridine with Transition Metals of the Chromium Group.
Authors: SCHIRMER W. , FLOERKE U. + , HAUPT H.‐J. 
Published: May 2016

AbstractThe 1:1 molar reaction of the 2,6‐bis(phosphinoamino)pyridine (I) with the hexacarbonyls (II) in the presence of trimethylamine oxide gives the bidentate ligand complexes (III) ((IIIb): space group C2/c, Z = 8) in addition to the trimethylamine complexes (IV).
ChemInform Abstract: Tertiary Phosphine Complexes of Triply Bonded Ditungsten Bis(tert.‐butylamide) Tetrachloride. The X‐Ray Crystal Structures of (W2Cl4(NHtBu)2(PMe3)2), (W2Cl4(NHtBu)2(PEt3)2) and cis‐(W2Cl4(NHtBu)2(PMe2Ph)2).
Authors: BRADLEY D. C. , HURSTHOUSE M. B. , POWELL H. R. 
Published: May 2016

AbstractThe tert.‐butylamine ligands in W2Cl2(NH‐tBu)2(NH2‐tBu)2 are replaced by phosphines in pentane to give the title complexes (Ia) (P21/a, Z=4), (Ib) (Pmmn, Z=2) and (II) (Pna21, Z=4).
ChemInform Abstract: Synthesis and Characterization of Cobalt(III) and Cobalt(IV) Complexes of N‐(2‐Hydroxyphenyl)salicylamide and Homologues.
Authors: KOIKAWA M. , GOTOH M. , OKAWA H. , KIDA S. , KOHZUMA T. 
Published: May 2016

AbstractTridentate chelating ligands (I) react with Co acetate in MeOH/H2O (1:1) in the presence of KOH to give uncharacterized substances in the case of (Ia) and Co(III) complexes (II) in the case of (Ib) (one yield given in g).
ChemInform Abstract: Reaction of (Rh2(μ‐1,8‐(NH)2C10H6)(CO)2(PPh3)2) with (M(PPh3))+ (M: Au, Ag, or Cu): Formation of Unusual 44‐Electron Rh2M Clusters. Crystal Structure of (Rh2(μ‐Au(PPh3))(μ‐1,8‐(NH)2C10H6)(CO)2(PPh3)2)ClO4·2 CH2Cl2.
Authors: FERNANDEZ M. J. , MODREGO J. , ORO L. A. , APREDA M.‐C. , CANO F. H. , FOCES‐FOCES C. 
Published: May 2016

AbstractThe title complex (I), obtained in 82% yield, crystallizes in P1 with Z=2.
ChemInform Abstract: Polyethylene‐Bound Soluble Recoverable Palladium(0) Catalysts.
Authors: BERGBREITER D. E. , WEATHERFORD D. A. 
Published: May 2016

AbstractThe polymer‐bound Pd(0) catalyst (VIII), generated as shown in the reaction scheme, is employed in the preparation of the tertiary allylamines (XI) and (XII) from the allylic esters (IX) or the decarboxylation of the allyl carboxylates (XIII), yielding the ketones (XIV) and (XV).
ChemInform Abstract: Cyanine Dyes Derived from 6‐Hydroxy‐2‐methylquinoline.
Authors: IL'CHENKO O. A. , MUSHKALO I. L. , TOLMACHEV A. I. 
Published: May 2016

AbstractThe quinolinium salt (I) is coupled with the formylmethyleneindoline (II) in the presence of acetic anhydride to give the cyanine dye (IV).
ChemInform Abstract: Synthesis of Seryl Threonyl Phosphate. A Model Compound Designed to Study the Spectroscopic and Chemical Features of a Phosphodiester Linkage Similar to the One Proposed to Exist in Azotobacter Flavodoxin.
Authors: DREEF‐TROMP C. M. , ERKELENS C. , VAN DER MAREL G. A. , VAN BOOM J. H. 
Published: May 2016

AbstractThe phosphodiester linkage in the title model compound (V) (yield given in g) is very resistant toward alkaline treatment.
ChemInform Abstract: Epimerization of α‐ to β‐C‐Glucopyranosides Under Mild Basic Conditions.
Authors: ALLEVI P. , ANASTASIA M. , CIUFFREDA P. , FIECCHI A. , SCALA A. 
Published: May 2016

AbstractFunctionalized C‐glycosides represent a basic structural feature of many biologically active natural compounds.
ChemInform Abstract: Alkynylation of Thiolactams. New Synthesis of α‐Substituted Pyrrolidine and Piperidine Alkaloids.
Authors: TAKAHATA H. , TAKAHASHI K. , WANG E.‐C. , YAMAZAKI T. 
Published: May 2016

AbstractAlkynylation of S‐alkylthioamidium salts (III) of thiolactams (I) with lithium acetylides (IV) followed by LiAlH4 reduction yields α‐alkynylazacycloalkanes (V).
ChemInform Abstract: Synthesis of Diaza‐Anthraquinones by Hetero Diels‐Alder Cycloaddition Reactions.
Authors: GESTO C. , DE LA CUESTA E. , AVENDANO C. 
Published: May 2016

AbstractWith a view to creating diazaquinomicin A analogues the title compounds, e.g. (III) and (VI), are synthesized.
ChemInform Abstract: Neutron Diffraction Study of the Cation Distributions in the Systems Fe7‐xMx(PO4)6 (M: Mn or Co).
Authors: LIGHTFOOT P. , CHEETHAM A. K. 
Published: May 2016

AbstractPhases in the title solid solutions with M: Mn, x = 2 and M: Co, x = 3 are prepared by reacting stoichiometric mixtures of MnSO4·H2O (CoCl2·6 H2O), FeSO4·7 H2O, and NH4H2PO4 under hydrothermal conditions at 220 °C (48 h) with subsequent low‐temp.
ChemInform Abstract: Phase Relations in the System Na2O‐TiO2‐V2O5‐V2O4 Under Air.
Authors: GOLOVKIN B. G. , VOLKOV V. L. , SHEKHTMAN G. SH. 
Published: May 2016

AbstractThe title system is investigated between 600 and 970 K. A novel compound, Na4V2Ti2O11, is obtained, which has perovskite structure.
ChemInform Abstract: Palladium Electrode in Oxygen‐Saturated Aqueous Solutions. Potential Dependent Adsorption of Oxygen Containing Species and Their Effect on Oxygen Reduction.
Authors: VRACAR LJ. M. , SEPA D. B. , DAMJANOVIC A. 
Published: May 2016

AbstractThe effects of potential and pH on the adsorption of oxygen containing species at Pd electrodes and the influence of this adsorption on the kinetics of the oxygen reduction (OR) reaction, particularly in the low current‐density region with the Tafel slope of ‐60 mV/dec, are investigated.
ChemInform Abstract: Genesis and Characterization by Laser Raman Spectroscopy and High‐Resolution Electron Microscopy of Supported MoS2 Crystallites.
Authors: PAYEN E. , KASZTELAN S. , HOUSSENBAY S. , SZYMANSKI R. , GRIMBLOT J. 
Published: May 2016

AbstractThe intermediates formed during the sulfidation of Mo/Al2O3 based hydrotreating catalysts are studied by in situ laser Raman spectroscopy.
ChemInform Abstract: Reactions of Tin(II) Fluoride with Halogens.
Authors: TUDELA D. , REY F. 
Published: May 2016

AbstractOxidative addition of Cl2 and Br2 to SnF2 in MeCN yields the mixed‐halide compounds SnF2Cl2(MeCN)2 and SnF2Br2(MeCN)2.
ChemInform Abstract: Synthesis with Electrochemically Generated Carbenes. Part 5. Some Reactions with Dinitrocarbene.
Authors: NIYAZYMBETOV M. E. , PETROSYAN V. A. , FAINZIL'BERG A. A. , SHEVELEV S. A. , SEMENOV V. V. 
Published: May 2016

AbstractElectrolysis of dimethylsulfonium dinitromethylide (I) in the presence of the benzenes (II), (IV), or (VII) yields the dinitromethylated arenes (III), (V) and (VI) or (VIII).
ChemInform Abstract: Photochemistry of Pyrimidin‐4‐ones in Aqueous Solution and Reactions of Dewar Pyrimidinones with Water and Hydrogen Sulfide: Isolation of Reversible Hydrates and Thiazines.
Authors: TAKAHASHI T. , HIROKAMI S. , NAGATA M. , YAMAZAKI T. , DATE T. 
Published: May 2016

AbstractThe reversible formation of photoproducts starting from uracil or uridine has already been reported.
ChemInform Abstract: Multiply Charged Isoelectronic Analogues of C3H+ 3: Cyclic or Open Chain?
Authors: WONG M. W. , RADOM L. 
Published: May 2016

AbstractStructures and stabilities are calculated by ab initio MO for the analogues C2H3N2+, CH3N23+, C2H3O3+, H3N34+, CH3NO4+, and C2H3F4+.
ChemInform Abstract: Homolytic and Heterolytic Scission of Organic Hydroperoxides by (meso‐Tetraphenylporphinato)iron(III) and Its Relation to Olefin Epoxidation.
Authors: LABEQUE R. , MARNETT L. J. 
Published: May 2016

AbstractThe products (II) and (III) are obtained from the hydroperoxide (I) by homolytic cleavage via a common alkoxyl radical.
ChemInform Abstract: Asymmetric Synthesis Catalyzed by Chiral Ferrocenylphosphine‐Transition‐Metal Complexes. Part 8. Palladium‐Catalyzed Asymmetric Allylic Amination.
Authors: HAYASHI T. , YAMAMOTO A. , ITO Y. , NISHIOKA E. , MIURA H. , YANAGI K. 
Published: May 2016

AbstractChiral ferrocenylphosphine ligands such as (I), bearing a pendant side chain with a hydroxy group at the terminal position, are designed and used successfully for the palladium‐catalyzed asymmetric allylic amination of allylic substrates such as (III) to give the allylamines (V) in high optical purities.
ChemInform Abstract: Intramolecular Acylation of α‐Sulfinyl Carbanions. A Simple Preparation of 4‐Oxygenated Spiro(4.n)alk‐2‐en‐1‐ones.
Authors: POHMAKOTR M. , POPUANG S. , CHANCHARUNEE S. 
Published: May 2016

AbstractThe cycloalkanecarboxylates (I) are converted to the sulfoxides (III) which are cyclized, forming the spiro compounds (IV).
ChemInform Abstract: Preparation of New Liquid Crystals with a Benzoyloxytropone Core.
Authors: MORI A. , UCHIDA M. , TAKESHITA H. 
Published: May 2016

Abstract5‐Hydroxytropolone (I) is converted to the alkoxy derivatives (III) which react with the p‐alkoxybenzoyl chlorides (IV), forming the esters (V).
ChemInform Abstract: Cathodic Acylation of 1,2‐Acenaphthenedione.
Authors: GUIRADO A. , BARBA F. , HURSTHOUSE M. B. , ARCAS A. 
Published: May 2016

AbstractElectrolysis of 1,2‐acenaphthenedione (I) in the presence of the aroyl chlorides (II) yields the bis(aroyloxy)acenaphthylenes (III), whereas electrolysis of (I) in the presence of acetic anhydride (IV) gives the meso‐dimer (V).
ChemInform Abstract: Synthesis of the K‐Region Monofluoro‐ and Difluorobenzo(c)phenanthrenes.
Authors: MIRSADEGHI S. , PRASAD G. K. B. , WHITTAKER N. , THAKKER D. R. 
Published: May 2016

AbstractThe authors describe two synthetic routes to fluorinated benzo(c)phenanthrenes.
ChemInform Abstract: Regioselective Electrophilic Additions to 2‐Oxygenated‐7‐oxabicyclo(2.2.1)hept‐5‐enes: A Simple Entry into the 4,7‐Dioxatricyclo(3.2.1.03,6)octane Skeleton.
Authors: ARJONA O. , FERNANDEZ DE LA PRADILLA R. , PLUMET J. , VISO A. 
Published: May 2016

AbstractThe regio‐ and stereoselectivity of the reaction between Ph‐S‐Cl (IIa) or Ph‐Se‐Cl (IIb) and a number of 7‐oxabicyclo(2.2.1)hept‐5‐enes bearing an oxygenated substituent on C‐2 is discussed.
ChemInform Abstract: Radical Additions in Aqueous Medium: Direct Synthesis of 5‐Allyl‐Substituted γ‐Lactones from Allylic Bromides/Zinc and Methyl γ‐Oxocarboxylates.
Authors: KUNZ T. , REISSIG H.‐U. 
Published: May 2016

AbstractFollowing a procedure published by Luche, the title lactones (III) are prepared from the oxocarboxylates (I) and the allyl bromides (II) with zinc dust in aqueous medium.
ChemInform Abstract: Synthesis of Binucleating Catechol Ligands.
Authors: GOJON E. , DUBOURDEAUX P. , GON N. , LATOUR J. M. 
Published: May 2016

AbstractThe key step in the synthesis of the target compounds, e.g. (VIIIb) or (XIIb), is the Claisen rearrangement of 2,3‐di(allyloxy)naphthalene (III), followed by etherification and ozonolysis.
ChemInform Abstract: Synthesis of Isoquinolinones by the Photochemical Cyclization of 2‐Azabuta‐1,3‐dienes in the Presence of Acids.
Authors: ARMESTO D. , GALLEGO M. G. , ORTIZ M. J. , ROMANO S. , HORSPOOL W. M. 
Published: May 2016

AbstractPhotocyclization of azabutadiones such as (I), (IV) or (VII) in the presence of perchloric acid or BF3·Et2O gives rise to novel isoquinolinones such as (II), (V), or (VIII).
ChemInform Abstract: Synthesis, Antinociceptive Activity and Opioid Receptor Profiles of trans‐3‐(Octahydro‐2H‐pyrano(2,3‐c)pyridin‐4a‐yl)phenols and trans‐3‐(Octahydro‐1H‐pyrano(3,4‐c)pyridin‐4a‐yl)phenols.
Authors: BAYS D. E. , BROWN D. S. , LLOYD J. E. , MCELROY A. B. , SCOPES D. I. C. , BIRCH P. J. , HAYES A. G. , SHEEHAN M. J. 
Published: May 2016

AbstractThe octahydropyranopyridine derivative (VIIa) is synthesized starting from the readily prepared compound (I) as shown; the analogues (VIIb) are similarly obtained.
ChemInform Abstract: Synthesis of 1,5‐Diaryl‐3‐methyl‐1H‐pyrazolo(4,5‐c)isoquinolines and Studies of Binding to Specific Peripheral Benzodiazepine Binding Sites.
Authors: CECCHI L. , COLOTTA V. , MELANI F. , PALAZZINO G. , FILACCHIONI G. , MARTINI C. , GIANNACCINI G. , LUCACCHINI A. 
Published: May 2016

AbstractThe isonitroso(benzoyl)acetone (I) reacts with the arylhydrazines (II) to form the nitrosopyrazoles (III) which are reduced and subsequently aroylated to give the amides (V).
ChemInform Abstract: Intramolecular Alkylation of Aromatic Compounds. Part 25. Synthesis of Hexahydro‐7H‐naphtho(1,8‐fg)quinolines and ‐isoquinolines.
Authors: REIMANN E. , HARGASSER E. 
Published: May 2016

AbstractThe pyridyl ketones (IV) and (X), prepared as outlined in the reaction scheme, are subjected to Wolff‐Kishner reduction to give the pyridines (V) and (XI).