bluuebunny/crossref_metadata_2025_split huggingface dataset:
ChemInform Abstract: A Tale of Two Polymorphs — Growth and Characterization of α‐LnNiGa4 (Ln: Y, Gd—Yb) and β‐LnNi1‐xGa4 (Ln: Tb—Er).
Authors: Menard Melissa C. , Drake Brenton L. , McCandless Gregory T. , Thomas Kandace R. , Hembree Richard D. , Haldolaarachchige Neel , DiTusa John F. , Young David P. , Chan Julia Y. 
Published: October 2011

AbstractSingle crystals of two polymorphs of LnNiGa4, orthorhombic α‐LnNiGa4 (Ln: Y, Gd—Yb) and the new tetragonal β‐LnNi0.9Ga4 (Ln: Tb—Ho) polymorphs, and β‐ErNi0.8Ga4 are synthesized from the elements by the self‐flux method (1423 K, 24 h).
ChemInform Abstract: [H3tren]3 and [H4tren]4+ Fluoride Zirconates or Tantalates.
Authors: Saada Mohamed Ali , Maisonneuve Vincent , Marrot Jerome , Mercier Nicolas , Leblanc Marc , Hemon‐Ribaud Annie 
Published: October 2011

AbstractSix new compounds, [H4tren][Zr2F12]·H2O (I) (tren: tris‐(2‐aminoethyl)amine), α‐[H4tren][Zr2F12] (II), β‐[H4tren][Zr2F12] (III), [H3tren]4 [ZrF8]3·4H2O (IV), α‐[H3tren]2 [Ta3O2F16]F (V), and β‐[H3tren]2 [Ta3O2F16]F (VI) are found to exist in the ZrF4 (Ta2O5)—tren—HFaq.—EtOH systems at 190 °C.
ChemInform Abstract: Synthesis, Structure, Negative Thermal Expansion, and Photocatalytic Property of Mo Doped ZrV2O7.
Authors: Sahoo Prangya Parimita , Sumithra S. , Madras Giridhar , Row T. N. Guru 
Published: October 2011

AbstractSingle crystals of ZrV1.50Mo0.50O7.25 are obtained from a melt of ZrO2, V2O5, and excess MoO3 (Pt crucible, 850 °C, 3 h; slow cooling).
ChemInform Abstract: Rare‐Earth Cobalt Gallides RE4Co3Ga16 (RE: Gd—Er, Y): Self‐Interstitial Derivatives of RE2CoGa8.
Authors: Slater Brianna R. , Bie Haiying , Gaultois Michael W. , Stoyko Stanislav S. , Mar Arthur 
Published: October 2011

AbstractThe title compounds are prepared by arc‐melting the elements followed by annealing at 800 °C for three weeks.
ChemInform Abstract: An L‐Proline Functionalized Metallo‐Organic Triangle as Size‐Selective Homogeneous Catalyst for Asymmetric Catalyzing Aldol Reactions.
Authors: Wu Xiao , He Cheng , Wu Xiang , Qu Siyi , Duan Chunying 
Published: October 2011

AbstractA homochiral Co(II)‐organic, triangular, supramolecular catalyst incorporating L‐proline moieties presented here features a helical cavity and efficiently promotes aldol reactions in a size‐, stereo‐ and enantioselective manner.
ChemInform Abstract: Axial Preferences in Allylations via the Zimmerman—Traxler Transition State.
Authors: Gilboa Noga , Wang Hao , Houk Kendall N. , Marek Ilan 
Published: October 2011

AbstractThe stereochemical outcome of the allylation reaction of 3,3‐disubstituted allylzinc species with aldehydes shows that the aryl or alkyl group on the aldehyde occupies a pseudoaxial position in the Zimmerman—Traxler transition state to avoid gauche interactions.
ChemInform Abstract: TBAF‐Promoted Elimination of Vicinal Dibromides Having an Adjacent O‐Functional Group: Syntheses of 2‐Bromoalk‐1‐enes and Alkynes.
Authors: Kutsumura Noriki , Kubokawa Keisuke , Saito Takao 
Published: October 2011

AbstractThe dehydrobromination of 1,2‐dibromoalkanes is investigated: depending on the amount of Bu4NF used, either 2‐bromo‐1‐alkenes (regioselective elimination) or alkynes (2‐step elimination) are formed.
ChemInform Abstract: Substituent‐Controlled Reactivity in the Nazarov Cyclization of Allenyl Vinyl Ketones.
Authors: Marx Vanessa M. , Stoddard Rhonda L. , Heverly‐Coulson Gavin S. , Burnell D. Jean 
Published: October 2011

AbstractExperimental and computational studies are presented concerning the role of alkyl substitution at the α‐position of allenyl vinyl ketones (I) in contrast to the unsubstituted ketone (XII).
ChemInform Abstract: Transition Metal‐Catalyzed Cyclopropanation of Alkenes in Fluorinated Alcohols.
Authors: Azzouzi‐Zriba Kaouther , Bonnet‐Delpon Daniele , Crousse Benoit 
Published: October 2011

AbstractThe use of hexafluoroisopropanol as solvent for the copper‐catalyzed cyclopropanation of alkenes leads to a simplified reaction procedure, an improved selectivity and a decreased amount of catalyst as well as ethyl diazoacetate (II).
ChemInform Abstract: Cu(OAc)2·H2O‐Catalyzed N‐Arylation of Nitrogen‐Containing Heterocycles.
Authors: Xu Zhong‐Lin , Li Hong‐Xi , Ren Zhi‐Gang , Du Wei‐Yuan , Xu Wei‐Chang , Lang Jian‐Ping 
Published: October 2011

AbstractThe N‐arylation of a number of N‐containing heterocycles with aryl halides is catalyzed by Cu(OAc)2·H2O without extra ligand.
ChemInform Abstract: Nickel‐Promoted Carboxylation/Cyclization Cascade of Allenyl Aldehyde under an Atmosphere of CO2.
Authors: Takimoto Masanori , Kawamura Mitsunobu , Mori Miwako , Sato Yoshihiro 
Published: October 2011

AbstractThe reaction involves an intramolecular cyclization to give γ‐hydroxy carboxylic acids.
ChemInform Abstract: Catalytic Asymmetric Hydroboration of β,γ‐Unsaturated Weinreb Amides: Striking Influence of the Borane.
Authors: Smith Sean M. , Uteuliyev Maulen , Takacs James M. 
Published: October 2011

AbstractThe structure of the boranes and the geometry of the alkenes influence the catalytic efficiency and level of enantioselectivity in the presented reactions.
ChemInform Abstract: [3 + 2] Cyclodimerization of 2‐Arylcyclopropane‐1,1‐diesters. Lewis Acid Induced Reversion of Cyclopropane Umpolung.
Authors: Chagarovskiy Alexey O. , Ivanova Olga A. , Budynina Ekaterina M. , Trushkov Igor V. , Melnikov Mikhail Ya. 
Published: October 2011

AbstractThe method represents a novel approach to polyfunctionalized cyclopentanes.
ChemInform Abstract: Quinine‐Catalyzed Double Michael Addition of Malononitrile to 1,5‐Disubstituted Pentadien‐3‐ones: A Stereoselective Route to Cyclohexanones.
Authors: De Fusco Claudia , Lattanzi Alessandra 
Published: October 2011

AbstractThis simple organocatalytic cascade process represents an alternative route to enamine—iminium activation of enones to access trans‐cyclohexanones.
ChemInform Abstract: A Green Procedure for the Diazotization—Iodination of Aromatic Amines under Aqueous, Strong‐Acid‐Free Conditions.
Authors: Trusova Marina E. , Krasnokutskaya Elena A. , Postnikov Pavel S. , Choi Younghwa , Chi Ki‐Whan , Filimonov Victor D. 
Published: October 2011

AbstractThe conversion of a variety of anilines to the corresponding iodoarenes is achieved via treatment with nitrite‐loaded ion exchange resin in the presence of TosOH.
ChemInform Abstract: Direct Aldol Reaction of Trifluoromethyl Ketones with Ketones Catalyzed by Et2Zn and Secondary Amines.
Authors: Sasaki Shigeru , Kikuchi Kasumi , Yamauchi Takayasu , Higashiyama Kimio 
Published: October 2011

AbstractZnEt2 in combination with DMEDA is optimal for the title process to yield cross aldol products under mild conditions.
ChemInform Abstract: Hypervalent Iodine(III)—LiX Combination in Fluoroalcohol Solvent for Aromatic Halogenation of Electron‐Rich Arenecarboxylic Acids.
Authors: Hamamoto Hiromi , Hattori Sho , Takemaru Kaori , Miki Yasuyoshi 
Published: October 2011

AbstractThe oxyiodination of differently alkoxy‐substituted arene carboxylic acids is investigated and carried out under optimized conditions A).
ChemInform Abstract: Copper‐Catalyzed Arylation of Arylboronic Acids with Aldehydes.
Authors: Zheng Hanmei , Ding Jinchang , Chen Jiuxi , Liu Miaochang , Gao Wenxia , Wu Huayue 
Published: October 2011

AbstractA broad spectrum of diarylketones is available in moderate to good yields under oxygen atmosphere.
ChemInform Abstract: Direct Synthesis of α‐Keto Esters from Ethylbenzenes Using 48% Aqueous HBr by Aerobic Visible Light Photooxidation.
Authors: Tada Norihiro , Ban Kazunori , Nobuta Tomoya , Hirashima Shin‐ichi , Miura Tsuyoshi , Itoh Akichika 
Published: October 2011

AbstractA novel photoinduced direct oxidative conversion of ethylarenes to α‐ketoesters is achieved under conditions A) in the presence of alkyl acetates.
ChemInform Abstract: Microwave‐Accelerated Alkylation of Arenes/Heteroarenes with Benzylic Alcohols Using Antimony(III) Chloride as Catalyst: Synthesis of O‐Heterocycles.
Authors: Shukla Prashant , Choudhary Manoj K. , Nayak Sandip K. 
Published: October 2011

AbstractA convenient protocol is developed for the alkylation of arenes, heteroarenes and diketones.
ChemInform Abstract: Tandem Allylic Oxidation—Condensation/Esterification Catalyzed by Silica Gel: An Expeditious Approach Towards Antimalarial Diaryldienones and Enones from Natural Methoxylated Phenylpropenes.
Authors: Sharma Abhishek , Sharma Naina , Shard Amit , Kumar Rakesh , Mohanakrishnan Dinesh , Saima Saima , Sinha Arun K. , Sahal Dinkar 
Published: October 2011

AbstractAllylic oxidation of styrene derivatives (I) and (IV) with DDQ provides the corresponding cinnamaldehyde intermediates which subsequently undergo SOCl2‐mediated condensation with acetophenone derivatives (II) and (V) to give dienones (III) and (VI), respectively.
ChemInform Abstract: Fast, Ligand‐ and Solvent‐Free Synthesis of 1,4‐Substituted Buta‐1,3‐diynes by Cu‐Catalyzed Homocoupling of Terminal Alkynes in a Ball Mill.
Authors: Schmidt Robert , Thorwirth Rico , Szuppa Tony , Stolle Achim , Ondruschka Bernd , Hopf Henning 
Published: October 2011

AbstractDifferent Cu, Ni, and Co salts catalyze the reaction, and CuI is identified as the most effective agent.
ChemInform Abstract: An Improved Synthesis of Substituted Indan‐1‐carboxylic Acid.
Authors: Gan Zongjie , Zhang Di , Cao Zhe , Xu Yungen 
Published: October 2011

AbstractThe title compounds are obtained by cyclization of phenyl succinic acids followed by reduction of the indanon‐1‐carboxylic acids with triethylsilane in TFA.
ChemInform Abstract: Consecutive Reactions with Sulfoximines: Straightforward Synthesis of Substituted 5,5‐Spiroketals.
Authors: Sridharan Vellaisamy , Vologdin Nikolay , Virolleaud Marie‐Alice , Bonne Damien , Bressy Cyril , Chouraqui Gaelle , Commeiras Laurent , Parrain Jean‐Luc , Coquerel Yoann , Rodriguez Jean 
Published: October 2011

AbstractA convenient synthesis is presented for title compounds (IV) including the naturally occurring pheromone chalcogran (IVb).
ChemInform Abstract: Palladium‐Catalyzed Direct Arylation Reaction of 2,3,5‐Trisubstituted Furans with Aryl Iodides or Aryl Bromides.
Authors: Cao Hua , Shen Dongsheng , Zhan Haiying , Yang Liuqing 
Published: October 2011

AbstractOptimized conditions are developed for the preparation of a series of tetrasubstituted furans.
ChemInform Abstract: A General Cyclocarbonylation of Aryl Bromides and Triflates with Acetylenes: Palladium‐Catalyzed Synthesis of 3‐Alkylidenefuran‐2‐ones.
Authors: Wu Xiao‐Feng , Sundararaju Basker , Anbarasan Pazhamalai , Neumann Helfried , Dixneuf Pierre H. , Beller Matthias 
Published: October 2011

AbstractAryl/heteroaryl bromides or triflates and aromatic or aliphatic alkynes are doubly carbonylated to give the title furanones (28 examples) including the precursor (IVb) for a kinase inhibitor.
ChemInform Abstract: Synthesis of Functionalized Benzofurans by a Double Heck Reaction of 2,3‐Dibromofurans and Subsequent 6π‐Electrocyclization/Dehydrogenation.
Authors: Salman Ghazwan Ali , Ali Asad , Hussain Munawar , Khera Rasheed Ahmad , Langer Peter 
Published: October 2011

AbstractThe strategy is general for the synthesis of 5,6‐disubstituted benzofurans.
ChemInform Abstract: Practical Synthesis, Anticonvulsant, and Antimicrobial Activity of N‐Allyl and N‐Propargyl Di(indolyl)indolin‐2‐ones.
Authors: Praveen Chandrasekaran , Ayyanar Asairajan , Perumal Paramasivan Thirumalai 
Published: October 2011

AbstractAll newly synthesized di(indolyl)indolin‐2‐ones (III) are screened for their anticonvulsant activity as well as for their antibacterial and antifungal potency.
ChemInform Abstract: Enantioselective Organocatalytic Aldol Reaction of Unactivated Ketones with Isatins.
Authors: Allu Suresh , Molleti Nagaraju , Panem Ramachandrarao , Singh Vinod K. 
Published: October 2011

AbstractThe process affords 3‐alkyl‐3‐hydroxyindolin‐2‐ones including (R)‐convolutamydine A (IIIc).
ChemInform Abstract: Highly Enantioselective Conjugate Addition of 3‐Substituted Oxindoles to Vinyl Sulfone Catalyzed by Binaphthyl‐Modified Tertiary Amines.
Authors: Lee Hyun Joo , Kang Seung Hee , Kim Dae Young 
Published: October 2011

AbstractAmong various ligands tested, derivatives (I) and (II) are chosen as the most efficient ones.
ChemInform Abstract: A Facile Synthesis of Indole—Furan Conjugates via Integration of Convergent and Linear Domino Reactions.
Authors: Yang Yan , Gao Meng , Wu Liu‐Ming , Deng Cong , Zhang Dong‐Xue , Gao Yang , Zhu Yan‐Ping , Wu An‐Xin 
Published: October 2011

AbstractIndoles and 1,4‐endiones undergo domino Friedel—Crafts alkylation/ Paal—Knorr cyclization to afford furanyl‐indole derivatives.
ChemInform Abstract: Synthesis of 9,9‐Disubstituted 9H‐Pyrrolo[1,2‐a]indoles by Hydriodic Acid‐Catalyzed Cyclization of 1‐[2‐(1‐Aryl(or methyl)ethenyl)phenyl]‐1H‐pyrroles.
Authors: Kobayashi Kazuhiro , Hashimoto Kenichi , Hashimoto Hiroo , Kondo Hideaki , Konishi Hisatoshi 
Published: October 2011

AbstractThe novel method is performed in the presence of either a catalytic or stoichiometric amount of HI.
ChemInform Abstract: Phosphonium‐Mediated Cyclization of N‐(2‐Aminophenyl)thioureas: Efficient Synthesis of 2‐Aminobenzimidazoles.
Authors: Wan Zhao‐Kui , Ousman Erena Farah , Papaioannou Nikolaos , Saiah Eddine 
Published: October 2011

AbstractConditions A) allow the synthesis of a broad spectrum of benzimidazole structures with good to excellent yields within ~1h.
ChemInform Abstract: New System for Nitrosation of Alkyl‐Substituted gem‐Dichlorocyclopropanes.
Authors: Bondarenko Oksana B. , Gavrilova Anna Yu. , Murodov Dilovar S. , Zyk Nikolai V. , Zefirov Nikolai S. 
Published: October 2011

AbstractA combination of cheap and available NOCl and AlCl3 appears to be a chemoselective reagent system for the transformation of alkyl‐substituted gem‐dichlorocyclopropanes into 5‐chloroisoxazoles.
ChemInform Abstract: Efficient and Rapid Synthesis of Regioselective Functionalized Potassium 1,2,3‐Triazoletrifluoroborates via 1,3‐Dipolar Cycloaddition.
Authors: Bolla Krishnavenu , Kim Taejung , Song Jung Ho , Lee Seokjoon , Ham Jungyeob 
Published: October 2011

AbstractThe synthesis proceeds via a one‐pot dipolar cycloaddition of electron‐rich and electron‐deficient haloaryltrifluoroborates with various aromatic and aliphatic acetylenes and sodium azide.
ChemInform Abstract: exo‐Selective Asymmetric Inverse‐Electron Demand Hetero‐Diels—Alder Reaction Catalyzed by Cu(II)—Hydroxy Oxazoline Ligands.
Authors: Barba Andrea , Barroso Santiago , Blay Gonzalo , Cardona Luz , Melegari Martina , Pedro Jose R. 
Published: October 2011

AbstractThe title reaction proceeds with unprecedented exo‐selectivity to form 2,4‐trans disubstituted dihydropyrans (III) and (VI).
ChemInform Abstract: Facile Synthesis of Spiropyrans from Chromene Hemiacetal Esters and Bifunctional Nucleophiles.
Authors: Wu Yan‐Chao , Li Hui‐Jing , Liu Li , Demoulin Nicolas , Liu Zhe , Wang Dong , Chen Yong‐Jun 
Published: October 2011

AbstractTreatment of hemiacetal esters with diamines, β‐hydroxyamines, and 1‐naphthylamine results in formation of new spiropyrans.
ChemInform Abstract: Synthesis of New o‐Quinone Methides from β‐Lapachone Analogues.
Authors: Ferreira Sabrina Baptista , Gonzaga Daniel Tadeu Gomes , da Silva Fernando de Carvalho , de Lima Araujo Katia Gomes , Ferreira Vitor Francisco 
Published: October 2011

AbstractTreatment of β‐lapachone derivatives (V) with acetone under microwave irradiation affords o‐quinone methides (VII).
ChemInform Abstract: Reaction of 3‐(Dimethylamino)‐2‐cyclohexen‐1‐ones with 2,4,6‐Tris(dibenzylaminomethyl)phloroglucinol.
Authors: Osyanin V. A. , Klimochkin Y. N. 
Published: October 2011

AbstractThe title reaction gives triones (III), which are structurally related to xyloketal A via a cascade reaction pathway.
ChemInform Abstract: A Diastereoselective Aza‐Diels—Alder Reaction of N‐Aryl‐1‐azadienes Derived from α‐Amino Acids with Enamines.
Authors: Vicario Javier , Aparicio Domitila , Palacios Francisco 
Published: October 2011

AbstractReaction of azadienes (I) with enamines (II) or Yb(III)‐promoted dimerization of the azadienes provides tetrahydropyridines regioselectively.
ChemInform Abstract: Gold(III) Chloride Catalyzed Regioselective Synthesis of Pyrano[3,4‐b]indol‐1(9H)‐ones and Evaluation of Anticancer Potential Towards Human Cervix Adenocarcinoma.
Authors: Praveen Chandrasekaran , Ayyanar Asairajan , Perumal Paramasivan Thirumalai 
Published: October 2011

AbstractNew title compounds (II) (10 examples) are tested for their in vitro cytotoxicity against human cervical (HeLa) cell lines.
ChemInform Abstract: Highly Diastereo‐ and Enantioselective One‐Pot Michael—Aldol Reactions of α,β‐Unsaturated Aldehydes with Imidazole Derivatives.
Authors: Li Wenjun , Li Xin , Wu Wenbin , Liang Xinmiao , Ye Jinxing 
Published: October 2011

AbstractA novel and simple organocatalytic domino Michael—Aldol reaction is reported providing products (III) (21 examples) with three stereocenters in good yields and with excellent diastereo‐ and enantioselectivities.
ChemInform Abstract: 3‐Acylindoles as Versatile Starting Materials for Pyridine Ring Annulation: Synthesis of 1‐Deazapurine Isosteres.
Authors: Knepper Ingo , Iaroshenko Viktor O. , Vilches‐Herrera Marcelo , Domke Lutz , Mkrtchyan Satenik , Zahid Muhammad , Villinger Alexander , Langer Peter 
Published: October 2011

AbstractThe reaction of aminoheterocycles with formyl‐ and acylindoles, resp., results in formation of a set of heteroannulated pyridines by cleavage of the indole moiety and subsequent cyclocondensation.
ChemInform Abstract: Synthesis and Optical Properties of Heteroaromatic Ring Compounds Containing EDOT.
Authors: Hwang Sun Woo , Park Eun Rang , Chung Yeon Joon , Bae Young Ju , Kim In Tae 
Published: October 2011

AbstractNew heteroaromatic oligomers containing 3,4‐ethylenedioxylthiophene (EDOT) moieties (III), (V) and (VII) are synthesized by Stille coupling reactions.
ChemInform Abstract: FeCl3‐Catalyzed Two Consecutive Aminomethylation at the α‐Position of the β‐Dicarbonyl Compounds: An Easy Access to Hexahydropyrimidines and Its Spiro Analogues.
Authors: Mukhopadhyay Chhandra , Rana Sunil , Butcher Ray J. 
Published: October 2011

AbstractOne‐pot multi‐component reaction of 1,3‐dicarbonyl compounds, primary amines and formaldehyde results in formation of hexahydropyrimidines.
ChemInform Abstract: Organocatalytic Application of Ionic Liquids: [bmim][MeSO4] as a Recyclable Organocatalyst in the Multicomponent Reaction for the Preparation of Dihydropyrimidinones and ‐thiones.
Authors: Roy Sudipta Raha , Jadhavar Pradeep S. , Seth Kapileswar , Sharma Kulin K. , Chakraborti Asit K. 
Published: October 2011

AbstractThe procedure results in the formation of various title compounds including bioactive systems such as enastron (IX).
ChemInform Abstract: Efficient Aerobic Oxidative Dehydrogenation of Dihydropyrimidinones and Dihydropyrimidines.
Authors: Han Bing , Han Run‐Feng , Ren Yu‐Wei , Duan Xiao‐Yong , Xu Yi‐Chuan , Zhang Wei 
Published: October 2011

AbstractPyrimidinones (II) and pyrimidines (IV) are obtained in high yields by oxidation with molecular oxygen in the presence of catalytic amounts of N‐hydroxyphthalimide and Co(O‐Ac)2.
ChemInform Abstract: Synthesis of 4‐Aryl‐4,5‐dihydro‐1H‐indeno[1,2‐d]pyrimidines by Biginelli Condensation and Their Antibacterial Activities.
Authors: Kaur Ramandeep , Bansal Monika , Kaur Balbir , Mishra Tulika , Bhatia Aruna 
Published: October 2011

AbstractA variety of new indenopyrimidinethiones (V) is synthesized via a multi‐component condensation reaction under microwave irradiation conditions.
ChemInform Abstract: New Synthetic Route of Two Active Isomeric Metabolites of Erlotinib and Their Bioactivity Studies Against Several Tumor Cell Lines.
Authors: Li Hanqing , Li Mengyao , Li Zaiquan , Li Liang , Bi Shanshan , Deng Chenhui , Chen Rui , Zhou Tianyan , Lu Wei 
Published: October 2011

AbstractThe title metabolites M‐13 (Ia) and M‐14 (Ib) possess antiproliferative activities against BGC‐823, Bel‐823, KB tumor cell lines and EGFR tyrosine kinase over‐expression tumor cell lines.
ChemInform Abstract: Broensted Acid Catalyzed C—C Bond Forming Reaction for One‐Step Synthesis of Oxazinanones.
Authors: Uddin Nazim , Ulicki Joseph S. , Foersterling F. Holger , Hossain M. Mahmun 
Published: October 2011

AbstractBoc‐Protected imines (I) react under conditions A) with formation of oxazinones (II).
ChemInform Abstract: A Facile, Aqueous Phase Green Synthetic Protocol for the Synthesis of 5,9b‐Dihydro‐1H‐[1,2,4]triazino[5,6‐b]indole‐3‐ols/5,9b‐Dihydro‐1H‐ [1,2,4]triazino[5,6‐b]indole‐3‐thiols.
Authors: Ramesh K. , Murthy S. Narayana , Karnakar K. , Nageswar Y. V. D. 
Published: October 2011

Abstractβ‐Cyclodextrin is an efficient promotor for the cyclocondensation of isatin to prepare the biologically interesting heterocyclic systems.
ChemInform Abstract: Concise Synthesis and Displacement Reactions of Model 2‐(Alkylthio)‐6‐chloro‐ and 2,6‐Dichlorothieno[2,3‐e][1,4,2]dithiazine 1,1‐Dioxides.
Authors: Abu‐El‐Halawa Rajab , Masad Mohanad , Bathich Yaser , Al‐Refai Mahmoud , Ibrahim Mohammad M. , El‐Abadelah Mustafa M. , Voelter Wolfgang 
Published: October 2011

AbstractDithiazines (V) are evaluated for their antibacterial activity against E.
ChemInform Abstract: One‐Pot Carboboration of Alkynes Using Lithium Borylcyanocuprate and the Subsequent Suzuki—Miyaura Cross‐Coupling of the Resulting Tetrasubstituted Alkenylborane.
Authors: Okuno Yuri , Yamashita Makoto , Nozaki Kyoko 
Published: October 2011

AbstractA new lithium borylcyanocuprate is synthesized and structurally characterized.
ChemInform Abstract: Synthesis of (Z)‐Tributylstannyl Enynes: Systematic Studies of Sonogashira Cross‐Coupling Reactions Between (E)‐1‐Iodovinyl‐1‐tributylstannanes and Terminal Acetylenes Using Amines or Tetrabutylammonium Hydroxide (TBAOH) as Activator.
Authors: Baroni Adriano C. , et al. et al. 
Published: October 2011

AbstractThe products can be further converted into geminal enediynes such as (V).
ChemInform Abstract: Highly Efficient Carbamate Formation from Alcohols and Hindered Amino Acids or Esters Using N,N′‐Disuccinimidyl Carbonate (DSC).
Authors: Li Hongmei , Chen Cheng‐yi , Balsells Padros Jaume 
Published: October 2011

AbstractThe two‐step one‐pot procedure allows the synthesis of different types of carbamates via pyridine‐catalyzed reaction of alcohols with carbonate (II) and subsequent treatment with hindered amino acids or amino esters.
ChemInform Abstract: Synthesis of Novel Triplet Drugs with 1,3,5‐Trioxazatriquinane Skeletons and Their Pharmacologies. Part 1. Synthesis of Triplet Drugs with Morphinan Skeletons.
Authors: Nagase Hiroshi , Watanabe Akio , Nemoto Toru , Nakajima Mayumi , Hasebe Ko , Mochizuki Hidenori , Fujii Hideaki 
Published: October 2011

AbstractSymmetrical and nonsymmetrical triplet drugs with 1,3,5‐trioxazatriquinane skeleton are synthesized.
ChemInform Abstract: Haliclocyclin C, a New Monomeric 3‐Alkyl Pyridinium Alkaloid from the Arctic Marine Sponge Haliclona viscosa.
Authors: Schmidt Gesine , Timm Christophe , Koeck Matthias 
Published: October 2011

AbstractThe hitherto only from syntheses known macrocyclic 3‐alkyl pyridinium alkaloid (I) is isolated from a natural source for the first time.
ChemInform Abstract: Metacolchicine, a New Colchicinoid from Sandersonia aurantiaca.
Authors: Kitajima Mariko , Tanaka Akiko , Kogure Noriyuki , Takayama Hiromitsu 
Published: October 2011

AbstractThe alkaloidal constituents in the tubers of S.aurantiaca are investigated leading to the isolation of metacolchicine (I) together with six known alkaloids.
ChemInform Abstract: Putting the “N” in ACENE: Pyrazinacenes and Their Structural Relatives.
Authors: Richards Gary J. , Hill Jonathan P. , Mori Toshiyuki , Ariga Katsuhiko 
Published: October 2011

AbstractReview: recent advances in the synthesis, electronic, aromatic and self‐assembling properties of polycyclic pyrazine derivatives; 131 refs.