bluuebunny/crossref_metadata_2025_split huggingface dataset:
ChemInform Abstract: Octaphenyl[4]radialene.
Authors: IYODA M. , OTANI H. , ODA M. , KAI Y. , BABA Y. , KASAI N. 
Published: May 2016

AbstractAn efficient one‐pot synthesis of the sterically crowded title compound (III) [+ by‐product (IV)] Starting from the corresponding Li‐carbenoid of the ethylene (I) via the ate‐type complex (II) is reported.
ChemInform Abstract: Diels‐Alder Approach to Highly Functionalized Tertiary α‐Hydroxy Ketones: A Novel Route to the Hexahydrobenzofuran Portion of the Avermectins and Milbemycins.
Authors: IRELAND R. E. , OBRECHT D. M. 
Published: May 2016

AbstractThe dienophiles (III) are synthesized from the threonates (II) which, in turn, are accessible from the known ascorbic acid derivative (I) in a multi‐step sequence.
ChemInform Abstract: Hydroxyadamantanes and Their Biological Activity.
Authors: KLIMOVA I. V. , LAVROVA L. N. , ZAITSEVA N. M. , PYATIN B. M. , MOROZOV I. S. , BYKOV N. P. , KHRANILOV A. A. 
Published: May 2016

AbstractDurch Oxidation mit konzentrierter Salpetersäure und Schwefelsäure werden die 2‐ bzw. 1‐Aminoadamantane (I) und (III) zu den Hydroxyadamantanen (II) bzw. (IV) hydroxyliert.
ChemInform Abstract: A Facile Route to (±)‐2‐Arylpropanoic Acids.
Authors: HIYAMA T. , INOUE M. , SAITO K. 
Published: May 2016

AbstractThe aryl methyl ketones (Ia) and (Ib) are converted into the racemic 2‐arylpropanoic acids ibuprofen (IVa) and naproxen (IVb) respectively via the cyanohydrin acetates (II) and the nitriles (III).
ChemInform Abstract: Interaction Between Non‐Conjugated Chromophores. Part.25. Diels‐Alder Regioselectivity Controlled by Remote Substituents.
Authors: METRAL J.‐L. , LAUTERWEIN J. , VOGEL P. 
Published: May 2016

Abstract1. The synthesis of the methylidene compounds (I) and (II) is reported: The ester (IVa) [obtained from the anhydride (IIIa)] is transformed to the mesylate (IVc) via (IVb); subsequent elimination reaction furnishes (Ia) which is converted to (Ib) and (Ic) by standard reactions.
ChemInform Abstract: Pyrrole Studies. Part 34. Synthesis of 1,2‐Di(2‐pyrrolyl)ethenes and Related Compounds.
Authors: HINZ W. , JONES R. A. , ANDERSON T. 
Published: May 2016

AbstractThe 1,2‐di(2‐pyrrolyl)ethenes (III) and the 2‐styrylpyrroles (VI) are synthesized by Wittig reaction.
ChemInform Abstract: Synthesis and Hypoglycemic Activity of N‐Acyl‐5‐methoxytryptamines.
Authors: GRIN L. M. , KHLAPONINA L. N. , PIVNENKO N. S. , SELICHENKO A. G. , BRUTOV B. D. 
Published: May 2016

AbstractDie im Titel genannten Verbindungen (III) werden aus 5‐Methoxy‐tryptamin (I) und den Säurechloriden (II) dargestellt und auf ihre hypoglykämische Wirkung an der Ratte untersucht.
ChemInform Abstract: Antiinflammatory 2,3‐Dihydro‐1H‐pyrrolizines. Part 10. 6,7‐Diaryl Substituted 1‐and 3‐Pyrrolizinones (1‐DAPON and 3‐DAPON).
Authors: DANNHARDT G. , STEINDL L. 
Published: May 2016

AbstractDie Selendioxid‐Oxidation des Dihydropyrrolizins (I) liefert neben geringen Mengen des Diselenids (III) das Pyrrolizinon (II).
ChemInform Abstract: Enantiospecific Synthesis of (R)‐(+)‐α‐Lipoic Acid from D‐Glucose.
Authors: RAO A. V. R. , GURJAR M. K. , GARYALI K. , RAVINDRANATHAN T. 
Published: May 2016

AbstractAusgehend von dem literaturbekannten Glykosid (Ia) wird entsprechend den im Formelschema skizzierten Umsetzungen die im Titel genannte Säure (VII) synthetisiert.
ChemInform Abstract: Studies on Histaminergic Compounds. Part 5. VUF 8405 (Ib), a Potent and Relatively Easy Accessible Analogue of the H2‐Agonist Impromidine (Ia).
Authors: STERK G. J. , VAN DER GOOT H. , TIMMERMAN H. 
Published: May 2016

AbstractThe title compound (Ib) is shown to possess about 25% of the potency of the H2‐agonist impromidine (Ia).
ChemInform Abstract: Biological Action of New Iminium Compounds on Selected Bacteria and Fungi.
Authors: PERNAK J. , KRYSINSKI J. , SKRZYPCZAK A. 
Published: May 2016

AbstractDie im Titel genannten Verbindungen (III) entstehen aus den entsprechenden Imidazolen (I) und den Chlormethylthioethern (II).
ChemInform Abstract: Synthesis of Fatty 2‐Oxazolines from Fatty Methyl 2,3‐Epoxy Ester.
Authors: ANSARI M. H. , AHMAD M. 
Published: May 2016

AbstractDie Umsetzung des Epoxycarbonsäureesters (I) mit den Nitrilen (II) in Gegenwart von BF3‐Etherat (III) liefert Gemische aus den Oxazolidincarbonsäureestern (IV), dem Dihydroxycarbonsäureester (V) und den Acylaminohydroxycarbonsäureestern (VI).
ChemInform Abstract: Antiepileptic and Analgesic Activity of Structures Related to Hydantoins: Study of Some Dioxothiadiazabicyclooctanes.
Authors: PAPON M.‐H. , REFOUVELET B. , BASTIDE P. , BASTIDE J. , TRONCHE P. 
Published: May 2016

AbstractThe title compounds (III) are synthesized as described and screened for their biological activity.
ChemInform Abstract: Syntheses and in vitro Antimicrobial Evaluation of Some Benzimidazol‐2‐ ylmethylthioureas, Benzimidazol‐2‐ylacetylthiosemicarbazides and Products of Their Condensation with Monochloroacetic Acid.
Authors: RIDA S. M. , LABOUTA I. M. , SALAMA H. M. , GHANY Y. S. A. , EL‐GHAZZAUI E. , KADER O. 
Published: May 2016

AbstractDas aus dem Carbonsäureester (I) erhältliche I‐Iydrazid (II) addiert die Isothiocyanate (III) zu den Acylthiosemicarbaziden (IV), die mit Chloressigsäure (V) zu den Thiazolidindionacylhydrazonen (VI) cyclisieren.
ChemInform Abstract: Alkylation Reactions of Anions Derived from 2‐Benzenesulphonyl Tetrahydropyran and Their Application to Spiroketal Synthesis.
Authors: LEY S. V. , LYGO B. , STERNFELD F. , WONNACOTT A. 
Published: May 2016

AbstractThe benzenesulphonyl tetrahydropyran (I) can be obtained from 3,4‐dihydro‐2H‐pyran or 2‐methoxytetrahydropyran with benzenesulphinic acid.
ChemInform Abstract: 5‐Aryl‐3‐isopropyl‐6,6‐dimethyl‐2‐cyclohexenones and 2,6‐Diaryl‐tetrahydro‐3,3‐dimethyl‐4H‐pyran‐4‐ones.
Authors: UNTERHALT B. , WEYRICH K. 
Published: May 2016

AbstractBei der Reaktion der Benzaldehyde (I) mit 3‐Methyl‐ 2‐butanon (II) entsteht zumeist ein Produktgemisch aus (III)‐(V), z.Tl. wird nur eines der drei Produkte isoliert.
ChemInform Abstract: Reduction of Dinitro‐Compounds with Titanous Chloride: A Regiospecific Reduction of 6,8‐Dinitroquinoline.
Authors: SCHOFIELD J. , SMALLEY R. K. , SCOPES D. I. C. 
Published: May 2016

Abstract6,8‐Dinitroquinoline (I) is reduced regiospecifically by Ti(III) Chloride, yielding (II).
ChemInform Abstract: A Facile Synthesis of 7‐Halo‐5H‐indeno[1,2‐b]pyridines and ‐pyridin‐5‐ones.
Authors: DUPRIEST M. T. , SCHMIDT C. L. , KUZMICH D. , WILLIAMS S. B. 
Published: May 2016

AbstractAus dem Fluorpicolin (I) und den Aryllithiumverbindungen (II) werden die Arylpicoline (III) hergestellt, die durch Oxidation zu (IV) und anschließende Cyclisierung in die Ketone (V) übergeführt werden.
ChemInform Abstract: Synthesis and Pharmacological Study of Some 3‐(Pyrazol‐5‐yl)‐quinazolin‐ 4(3H)‐ones.
Authors: PLESCIA S. , BAJARDI M. L. , RAFFA D. , DAIDONE G. , MATERA M. , CARUSO A. , AMICO‐ROXAS M. 
Published: May 2016

AbstractThe compounds (Va) are prepared as shown in the scheme and screened for analgesic, antiinflammatory, and antipyretic activity as well as for acute toxicity.
ChemInform Abstract: Facile Synthesis of Fluorine Containing Imidazo[1,2‐b][1,2,4]triazines through α‐Oxo‐N‐aryl‐α‐arylethanehydrazonoyl Bromides.
Authors: JOSHI K. C. , PATHAK V. N. , SHARMA S. 
Published: May 2016

AbstractThe imidazo triazine derivatives (V) are synthesized as shown in the reaction scheme. Their mass spectra are discussed in detail.
ChemInform Abstract: Synthesis of Bi‐ and Tricyclic Mesoionic [1,2,4,6]Thiatriazine‐1,1,3‐ trioxides.
Authors: KANG J. S. , OH D. Y. 
Published: May 2016

AbstractDie N‐substituierten Aminoheterocyclen (I), (IV) und (VIII) reagieren mit dem N‐Chlorsulfonylcarbamat (II) bzw. Chlorsulfonylisocyanat (VI) zu den im Titel genannten Verbindungen (III), (V), (VII) und (IX).
ChemInform Abstract: New Synthetic Routes to Fully Unsaturated 1,4‐Benzodiazepines from Quinolyl Azides.
Authors: SASHIDA H. , FUJII A. , SAWANISHI H. , TSUCHIYA T. 
Published: May 2016

AbstractDie Photolyse der 4‐Azidochinoline (I) in Gegenwart von Natriummethanolat führt zu den instabilen 1H‐1,4‐Benzodiazepinen (II), die basenkatalysiert zu den stabilen 3H‐Derivaten (III) tautomerisieren.
ChemInform Abstract: Synthesis and X‐Ray Crystallographic Characterization of a (1,3,5)Cyclophane with Three Amide N‐H Groups Surrounding a Central Cavity. A Neutral Host for Anion Complexation.
Authors: PASCAL R. A. JUN. , SPERGEL J. , VAN ENGEN D. 
Published: May 2016

AbstractThe tris‐carboxylic acid (Ia) is transformed into the acid chloride (Ib). The tris‐bromomethyl derivative (Ic) is converted into the triamine (Id).
ChemInform Abstract: A Facile and General, One‐Pot Synthesis of 2‐Oxoalkane Phosphonates from Diethylphosphonocarboxylic Acid Chlorides and Organometallic Reagents.
Authors: COUTROT P. , GHRIBI A. 
Published: May 2016

AbstractThe 2‐diethylphosphonoalkanoic acids (II) are prepared by metallation and subsequent carboxylation of the diethyl phosphonates (I).
ChemInform Abstract: Tetrahedral Lewis Base Adducts of an Acyl. Preparation and X‐Ray Structure of the Pyridine Adduct (η5‐C5Me5)Cl3Ta[η2‐ OC(SiMe3)(NC5H5)].
Authors: ARNOLD J. , TILLEY T. D. , RHEINGOLD A. L. 
Published: May 2016

AbstractThe Ta silaacyl complex (II) reacts with pyridine to give the pyridine 1 :1 adduct (I) which is characterized by 1H NMR and IR spectroscopic data, and X‐ray structural analysis (spacegroup P2′/n, Z=4).
ChemInform Abstract: Stereochemistry and Metal‐Centered Rearrangements of Eight‐Coordinate Niobium(V) and Tantalum(V) Dithiocarbamates and Monothiocarbamates.
Authors: WEIR J. R. , FAY R. C. 
Published: May 2016

AbstractBy reaction of the metal pentahalides with anhydrous sodium salts of the ligands in CH2Cl2 the eight‐coordinate Nb(V) and Ta(V) complexes (I)‐(III) are prepared.
ChemInform Abstract: Structure and Dynamic Behavior in Solution of Binuclear Nickel(II) Face‐to‐Face Complexes with Bis(cyclidene) Ligands.
Authors: HOSHINO N. , GOLDSBY K. A. , BUSCH D. H. 
Published: May 2016

AbstractNMR studies of the dinickel(II) complexes (I) with macrocyclic bis(cyclidene) ligands reveal a dynamic molecular motion in solution.
ChemInform Abstract: Convenient Synthesis and Properties of (R4N)2(Ni(SAr)4) (Ar: C6H5, p‐ C5H4Cl, p‐ C6H4CH3, and m‐ C6H4Cl) and the Structure of Tetraethylammonium Tetrakis(p‐chlorobenzenethiolato)nickelate(II).
Authors: ROSENFIELD S. G. , ARMSTRONG W. H. , MASCHARAK P. K. 
Published: May 2016

AbstractThe soluble nickel thiolates (III), prepared as shown, are not obtained in protic solvents, where only insoluble polymeric materials are formed.
ChemInform Abstract: Conversion of the μ‐Ketene Ligand in [PPN][Os3(CO)10(μ‐I)(μ‐CH2CO)] into Enolate, Acyl, and Vinyl Ligands.
Authors: BASSNER S. L. , MORRISON E. D. , GEOFFROY G. L. , RHEINGOLD A. L. 
Published: May 2016

AbstractThe reactivity of the coordinated ketene ligand in the anionic Cluster compound (I) is studied.
ChemInform Abstract: Binuclear Complexes of Platinum(II) and Palladium(II) with Bis(isopropylphosphino)methane and Related Ligands.
Authors: RADECKA‐PARYZEK W. , MCLENNAN A. J. , PUDDEPHATT R. J. 
Published: May 2016

AbstractThe title ligand (II) is prepared from the chloro analogue (I) as shown.
ChemInform Abstract: Oxidative‐Addition Reactions of Potassium Tetrachloroplatinate(II) with N,N‐Dialkylacetamides Under Mild Reaction Conditions. Synthesis of cyclic [cis‐Pt(CH2N(CH3)C(CH3)O)2‐trans‐Cl2] and [trans‐Pt(OC(CH3)N(CH3)2)2‐trans‐Cl2].
Authors: ROAT R. M. , YOLLES S. , RHEINGOLD A. L. 
Published: May 2016

AbstractOn combining potassium tetrachloroplatinate(II) with N,N‐dimethylacetamide(DMA), at 60 ° C, an oxidative‐addition, ortho‐metalation reaction occurs and gives the Pt(IV) title complex (I) and small amount of the trans‐Pt(II) product (II).
ChemInform Abstract: Cyclitol Epoxides. Synthesis of Methylsulfonyl Derivatives of Inositol Oxiranes.
Authors: CADENAS R. A. , AGUILAR G. J. , GELPI M. E. 
Published: May 2016

AbstractAusgehend von dem Tetramesylat (I) werden, wie im Formelschema angegeben, die Epoxide (II), (IV) und (V) sowie das Diepoxid (VI) in Form der Racemate synthetisiert.
ChemInform Abstract: An Unusual Behavior of Methyl or Benzyl 3‐Azido‐5‐O‐benzoyl‐3,6‐dideoxy‐α‐L‐talofuranoside with (Dimethylamino)sulfur Trifluoride. Migration of the Alkoxyl Group from the C‐1 to the C‐2 Position.
Authors: HASEGAWA A. , GOTO M. , KISO M. 
Published: May 2016

AbstractAusgehend von der L‐Idofuranose (Ia) wird über die geschützten Derivate (Ib)‐(Id) zunächst das Azid (II) dargestellt, das wie angegeben zu den im Titel genannten Glykosiden (III) umgesetzt wird.
ChemInform Abstract: The Preparation of O‐Trifluoromethyl Carbohydrates.
Authors: TRAINOR G. L. 
Published: May 2016

AbstractAus den Trifluormethan‐sulfonsäureestern (Ib) und (IVa) werden unter den angegebenen Bedingungen die Trifluormethylether (Ic) und (IVb) erhalten; als Nebenprodukte entstehen die entsprechenden 6‐Desoxy‐6‐Fluor‐Verbindungen (II) bzw. (V).
ChemInform Abstract: 1‐Propenyl 4,6‐O‐Benzylidene‐β‐D‐mannopyranoside‐2,3‐cyclic Sulfate: A Substrate for the Synthesis of [F‐18] 2‐Deoxy‐2‐fluoro‐D‐glucose.
Authors: TEWSON T. J. , SODERLIND M. 
Published: May 2016

AbstractEntsprechend den im Formelschema skizzierten Umsetzungen wird das im Titel genannte cyclische Sulfat (VII) synthetisiert.
ChemInform Abstract: On the Stereoselectivity of Fluorine and Acetylhypofluorite Additions to Glycals: The Synthesis of 2‐Deoxy‐2‐fluorohexoses.
Authors: SATYAMURTHY N. , BIDA G. T. , PADGETT H. C. , BARRIO J. R. 
Published: May 2016

AbstractDie Fluorierung der Glucale (I) führt mit von den Reaktionsbedingungen abhängigen Ausbeuten zu den 2‐Fluorhexosen (II) und (III).
ChemInform Abstract: Further Development of Oligoribonucleotide: Bis(tributyltin)oxide as a Reagent for Removal of the Internucleotidic Phenylthio Group via the Phosphotriester Approach.
Authors: TANIMURA H. , SEKINE M. , HATA T. 
Published: May 2016

AbstractThe synthesis of the decanucleotide (X) can be achieved using a successful deprotection method by treatment with the tin species (IX) for the internal phenylthiogroup. The fully protected precursor of (X) is synthesized starting from the units (Ia) and (Ib) as shown in the scheme (usual reaction conditions).
ChemInform Abstract: 5,6‐O‐Benzylidene Derivatives of Dehydro‐L‐ascorbic Acid and Dehydro‐D‐isoascorbic Acid Osazones.
Authors: EL ASHRY E. S. H. , EL KILANY Y. , SINGAB F. 
Published: May 2016

AbstractDie aus den Osazonen (I) hergestellten Benzylidenverbindungen (II) lagern sich unter basischen Bedingungen zu den Pyrazoldion‐Derivaten (III) um. Aus diesen werden die Ester (IV) für spektroskopische Untersuchungen synthetisiert.
ChemInform Abstract: Modification of Catalytic Activity of Hydrolytic Enzymes with Fluorine‐ Containing Molecules.
Authors: KITAZUME T. , MURATA K. , IKEYA T. 
Published: May 2016

AbstractThe fluorine‐containing enzymes (III) and (V) are synthesized by reacting enzymes of microbial origin with hexafluoropropene (II) and 2‐trifluoromethyl propenoic acid chloride (IV).
ChemInform Abstract: Studies on β‐Lactam Antibiotics for Medicinal Purpose. Part 16. Synthesis of 7β‐Amino‐3‐substituted Methyl‐3‐cephem‐4‐carboxylic Acids.
Authors: SADAKI H. , IMAIZUMI H. , INABA T. , HIRAKAWA T. , MUROTANI Y. , SAIKAWA I. 
Published: May 2016

AbstractAusgehend von β‐Aminocephalosporansäure (I) werden mit den verschiedenen Phenolen und Heterocyclen (II) die entsprechenden Derivate (III) bzw. mit den Nitrilen (IV) die Amide (V) hergestellt.
ChemInform Abstract: Synthesis and Structure Elucidation of Merucathinone and Synthesis of Cathinone. Constituents of Catha edulis Forsk.
Authors: WOLF J.‐P. , PFANDER H. 
Published: May 2016

AbstractThe title compounds are synthesized nearly without racemization starting from the L‐alanine derivative (I) with protected amino group. They are isolated as their salts (IV) (yield given in g) and (VII) which are more stable than the free amines.
ChemInform Abstract: The Enantioselective Microbial Reduction of Methyl (±)‐5‐Chloro‐2‐oxobicyclo[2.2.1]heptane‐7‐anti‐carboxylate.
Authors: STIBOR I. , VESELY I. , PALECEK J. , MOSTECKY J. 
Published: May 2016

AbstractThe optical resolution of the racemic title compound (I) can be performed in two different manners.
ChemInform Abstract: Crystal Growth of Incommensurate Members of 2H‐Hexagonal Perovskite Related Oxides: Ba4MzPt3‐zO9 (M: Co, Ni, Cu, Zn, Mg, Pt).
Authors: Ferreira Timothy , Morrison Gregory , Yeon Jeongho , zur Loye Hans‐Conrad 
Published: May 2016

AbstractMillimeter sized crystals of the title compounds (z = 0.6—1.2) are grown from molten K2CO3 fluxes using MnCO3, CoCO3, NiO, CuO, ZnO, MgO, and Pt as doping materials (alumina crucible, 1150 °C, 10 h, 91—99% yield).
ChemInform Abstract: Three Keggin‐Type Transition Metal‐Substituted Polyoxometalates as Pure Inorganic Photosensitizers for p‐Type Dye‐Sensitized Solar Cells.
Authors: Guo Xiang‐Wei , Li Jian‐Sheng , Sang Xiao‐Jing , Chen Wei‐Lin , Su Zhong‐Min , Wang En‐Bo 
Published: May 2016

AbstractThe polyoxometalates (Bu4N)8Na2 [SiW9O37{Co(H2O)3}] ·11H2O (I), (Bu4N)4 [(SiO4) W10MnIII2O36H6] ·1.5MeCN·2H2O (II), and (Bu4N)3.5H5.5 [(SiO4) W10MnIII/IV2O36] ·10H2O·0.5MeCN (III) are prepared according to the literature and explored as pure inorganic dye photosensitizers for p‐type DSSCs.
ChemInform Abstract: Tailor‐Made Ruthenium‐Triphos Catalysts for the Selective Homogeneous Hydrogenation of Lactams.
Authors: Meuresch Markus , Westhues Stefan , Leitner Walter , Klankermayer Juergen 
Published: May 2016

AbstractThe novel catalyst (RUT) shows increased activity and selectivity and facilitates the hydrogenation of challenging lactams.
ChemInform Abstract: Chiral Cobalt(III) Complexes as Bifunctional Broensted Acid‐Lewis Base Catalysts for the Preparation of Cyclic Organic Carbonates.
Authors: Rulev Yuri A. , Larionov Vladimir A. , Lokutova Anastasia V. , Moskalenko Margarita A. , Lependina Ol'ga L. , Maleev Victor I. , North Michael , Belokon Yuri N. 
Published: May 2016

AbstractThe catalyst is recycled and reused in two additional catalytic cycles without loss of its activity.
ChemInform Abstract: Design and Synthesis of Ruthenium(II) OCO Pincer Type NHC Complexes and Their Catalytic Role Towards the Synthesis of Amides.
Authors: Nirmala Muthukumaran , Viswanathamurthi Periasamy 
Published: May 2016

AbstractNew Ru(II) complexes bearing bis‐phenolate‐N‐heterocyclic carbene ligands [cf.
ChemInform Abstract: Palladium‐Catalyzed Double Ullmann Reaction: An Approach Towards Tetraphenylenes.
Authors: Li Xin , Han Jian‐Wei , Wong Henry N. C. 
Published: May 2016

AbstractStarting from 2,2′‐diiodobiaryls a scalable synthesis of tetraphenylenes is developed delivering the products in 13‐51% yields.
ChemInform Abstract: Triphenylphosphine/Triethylamine‐Mediated Decarboxylation of α‐Oxocarboxylic Acids and Application in a One‐Pot Synthesis of Deuterated Aldehydes.
Authors: Niu Guang‐Hao , Huang Pei‐Ru , Chuang Gary Jing 
Published: May 2016

AbstractA broad range of functionalized aryl α‐oxocarboxylic acids as well as hetaryl and alkyl substituted analogues serve as effective synthons for aldehydes which may be isolated in moderate to high yields.
ChemInform Abstract: Ruthenium‐Catalyzed Urea Synthesis Using Methanol as the C1 Source.
Authors: Kim Seung Hyo , Hong Soon Hyeok 
Published: May 2016

AbstractThe novel highly atom‐economical reaction between various benzylic or aliphatic amines, including diamines, and methanol allows for the preparation of symmetrical and unsymmetrical ureas.
ChemInform Abstract: A Mesoionic Bis(Py‐tzNHC) Palladium(II) Complex Catalyses “Green” Sonogashira Reaction Through an Unprecedented Mechanism.
Authors: Gazvoda Martin , Virant Miha , Pevec Andrej , Urankar Damijana , Bolje Aljosa , Kocevar Marijan , Kosmrlj Janez 
Published: May 2016

AbstractA novel type of water soluble and thermally stable Pd‐NHC complex is used as an efficient catalyst for the copper‐, amine‐, phosphine‐, and additive‐free aerobic Sonogashira alkynylation of (hetero)aryl bromides in water.
ChemInform Abstract: Trifluorodiazoethane (CF3CHN2) in the Uncatalyzed Cyclopropanation of 3‐Arylmethylenebenzofuran‐2(3H)‐ones.
Authors: Zhu Chuan‐Le , Ma Jun‐An , Cahard Dominique 
Published: May 2016

AbstractThe simple method delivers the cyclopropanation products in high yields and with very high diastereoselectivities.
ChemInform Abstract: Domino Carbopalladation/C—H Functionalization Sequence: An Expedient Synthesis of Bis‐Heteroaryls Through Transient Alkyl/Vinyl‐Palladium Species Capture.
Authors: Sharma Upendra K. , Sharma Nandini , Kumar Yogesh , Singh Brajendra K. , Van der Eycken Erik V. 
Published: May 2016

AbstractA series of 3‐ethylidene indolinones (III) is readily obtained by a Pd‐catalyzed reaction of alkynes (I) with oxadiazoles (II).
ChemInform Abstract: Cycloisomerization of Acetylenic Oximes and Hydrazones under Gold Catalysis: Synthesis and Cytotoxic Evaluation of Isoxazoles and Pyrazoles.
Authors: Jeyaveeran J. C. , Praveen Chandrasekar , Arun Y. , Prince A. A. M. , Perumal P. T. 
Published: May 2016

AbstractAmong the title isoxazoles (II) and pyrazoles (IV), compound (IIi) shows the highest cytotoxic potential towards the COLO320 cancer cell lines.
ChemInform Abstract: Copper‐Catalyzed Coupling of Oxime Acetates with Isothiocyanates: A Strategy for 2‐Aminothiazoles.
Authors: Tang Xiaodong , Zhu Zhongzhi , Qi Chaorong , Wu Wanqing , Jiang Huanfeng 
Published: May 2016

AbstractThe reaction tolerates aryl‐ and alkyl substituted oxime acetates and isothiocyanates, and offers access to 4‐substituted as well as 4,5‐disubstituted 2‐aminothiazoles.
ChemInform Abstract: Regioselective Dihydropyran Formation from 4‐Iodo‐2,6‐disubstituted Tetrahydropyran Derivatives Using In(OAc)3/LiI System as the Promoter.
Authors: Chalopin Thibaut , Jebali Khaoula , Gaulon‐Nourry Catherine , Denes Fabrice , Lebreton Jacques , Mathe‐Allainmat Monique 
Published: May 2016

AbstractStarting from 2‐substituted homoallyl alcohols and various aldehydes a diastereomeric mixture of 2,6‐disubstituted 4‐iodotetrahydropyrans is prepared, and the products are further subjected to the regioselective elimination to form dihydropyran derivatives with an ether functionality in position 6.
ChemInform Abstract: Rhodium‐Catalyzed Tunable Oxidative Cyclization Toward the Selective Synthesis of α‐Pyrones and Furans.
Authors: Wu Jiaping , Wang Dongxu , Wan Yanjun , Ma Cheng 
Published: May 2016

AbstractRh‐Catalyzed cyclization of N‐tosylacrylamides [e.g. (I)] and diazo compounds [e.g. (II)] gives fully substituted pyrones [e.g. (III)] in the absence of an external oxidant, while furans [e.g. (VIII)] are obtained in the presence of AgOAc as an external oxidant.
ChemInform Abstract: A New Cascade Halosulfonylation of 1,7‐Enynes Toward 3,4‐Dihydroquinolin‐2(1H)‐ones via Sulfonyl Radical‐Triggered Addition/6‐exo‐dig Cyclization.
Authors: Zhu Yi‐Long , Jiang Bo , Hao Wen‐Juan , Wang Ai‐Fang , Qiu Jiang‐Kai , Wei Ping , Wang De‐Cai , Li Guigen , Tu Shu‐Jiang 
Published: May 2016

AbstractThe title synthesis follows a α,β‐conjugated addition/6‐oxo‐dig cyclization/radical coupling sequence.
ChemInform Abstract: FeCl3·6H2O‐Catalyzed Facile and Efficient Synthesis of Pyrano[4,3‐b]quinolines and Isochromenes.
Authors: Asthana Mrityunjaya , Singh Jay Bahadur , Singh Radhey M. 
Published: May 2016

Abstract6‐Endo‐dig cyclization of alcoholic hydroxyl groups onto alkynes yields 1,3‐disubstituted 1H‐pyrano[4,3‐b]quinolines from ortho‐(arylethynyl)quinolinemethanol in good to excellent yields.
ChemInform Abstract: Synthesis and Insecticidal Evaluation of Tetrahydroimidazo[1,2‐a]pyridin‐5(1H)‐one Derivatives.
Authors: Liu Xuan‐Qi , Liu Ya‐Qin , Shao Xu‐Sheng , Xu Zhi‐Ping , Xu Xiao‐Yong , Li Zhong 
Published: May 2016

AbstractA variety of the title compounds (III) (18 examples) are synthesized via an efficient aza‐ene reaction.