bluuebunny/crossref_metadata_2025_split huggingface dataset:
ChemInform Abstract: Novel Bismuth Oxophosphate Halides [Bi8O8][BiO2](PO4)2X (X: Cl, Br) Based on Oxocentered 2D Blocks and Their Relationships to the Aurivillius Phases.
Authors: Kozin Michael S. , Aliev Almaz , Colmont Marie , Mentre Olivier , Siidra Oleg I. , Krivovichev Sergey V. 
Published: April 2013

AbstractSingle crystals of the title compounds are prepared by solid state reactions of Bi2O3, CoO, WO3, BiPO4, and CsCl or RbBr in a molar ratio of 7:2:1:4:60 (gold capsule, 850 °C for 6 h; controlled cooling).
ChemInform Abstract: Tetragonal‐Antiprismatic Coordination of Transition Metals in Intermetallic Compounds: ω1‐Mn6Ga29 and Its Structural Relationships.
Authors: Antonyshyn Iryna , Prots Yurii , Margiolaki Irene , Schmidt Marcus Peter , Zhak Olga , Oryshchyn Stepan , Grin Yuri 
Published: April 2013

AbstractSingle crystals of the new title phase are prepared from the elements at 900 °C for 24 h, followed by annealing between 120 and 350 °C for 5 d.
ChemInform Abstract: Ternary Rare‐Earth Zinc Arsenides REZn2As3 (RE: La—Pr) Containing Defect Fluorite‐Type Slabs.
Authors: Lin Xinsong , Stoyko Stanislav S. , Mar Arthur 
Published: April 2013

AbstractThe title compounds are synthesized from the elements (silica tubes, 800 °C, 7 d) and characterized by powder XRD, single crystal XRD, magnetic measurements, and TB‐LMTO band structure calculations.
ChemInform Abstract: Reversible Sodiation in Maricite NaMn1/3Co1/3Ni1/3PO4 for Renewable Energy Storage.
Authors: Minakshi Manickam , Meyrick Danielle 
Published: April 2013

AbstractSingle‐phase, high‐purity NaMn1/3Co1/3Ni1/3PO4 of the orthorhombic maricite mineral type is prepared by sol‐gel and combustion routes starting with stoichiometric mixtures of NaOAc, Mn(OAc)2, Co(OAc)2, Ni(OAc)2, NH4H2PO4, and for sol‐gel processing citric acid or PVP as chelating agent, (80°C, pH 3.5, 1.
ChemInform Abstract: Low‐Pressure Synthesis and Characterization of Hydrogen‐Filled Ice Ic.
Authors: Kumar Rajnish , Klug Dennis D. , Ratcliffe Christopher I. , Tulk Christopher A. , Ripmeester John A. 
Published: April 2013

AbstractAn ice Ic framework partially filled with H2 (H2:H2O‐Ic) is obtained by annealing amorphous ice and hydrogen gas (135—160 K, 8—18 MPa H2).
ChemInform Abstract: Phase Homology in New Layered Mixed Li, M (M: Mg, Cu, Cd, Pb, Bi) Bismuth Oxophosphates and Oxoarsenates.
Authors: Kozin M. S. , Colmont M. , Endara D. , Aliev A. , Huve M. , Siidra O. I. , Krivovichev S. V. , Mentre O. 
Published: April 2013

AbstractThe crystal structures of the new compounds (V) and (VIII) are determined by single crystal XRD.
ChemInform Abstract: A Series of Inorganic Aggregates Composed of [MnV13O38]7‐ Polyoxoanions and Transition Metal Cations.
Authors: Lan Qing , Tan Huaqiao , Liu Ding , Wang Enbo 
Published: April 2013

AbstractThe new compounds (IV), (VI), and (VIII) are characterized by single crystal XRD, UV/VIS spectroscopy, and magnetic and electrochemical measurements.
ChemInform Abstract: V1+xNb1‐xIrB2 (x ≈ 0.1), the First Quaternary Metal‐Rich Boride Adopting the Mo2IrB2‐Type Structure: Synthesis, Crystal and Electronic Structure and Bonding Analysis.
Authors: Goerens Christian , Fokwa Boniface P. T. 
Published: April 2013

AbstractThe polycrystalline title compound and single crystals thereof are prepared by arc‐melting of a stoichiometric pelletized mixture of the elements (Cu crucible under Ar) and characterized by XRD and EDX.
ChemInform Abstract: Aldol Reactions Mediated by a Tetrahedral Boronate.
Authors: Mueller Tobias , Djanashvili Kristina , Arends Isabel W. C. E. , Peter Joop A. , Hanefeld Ulf 
Published: April 2013

AbstractA novel aryl boronate salt is synthesized and successfully applied as catalyst for the aldol reaction of aldehydes (I) with acetone.
ChemInform Abstract: Catalytic Intermolecular Carbon Electrophile Induced Semipinacol Rearrangement.
Authors: Zhang Qing‐Wei , Zhang Xiao‐Bo , Li Bao‐Sheng , Xiang Kai , Zhang Fu‐Min , Wang Shao‐Hua , Tu Yong‐Qiang 
Published: April 2013

AbstractThe title reaction affords a complex tricyclic system with four continuous stereogenic centers.
ChemInform Abstract: 6,6′‐Dihydroxy Terpyridine: A Proton‐Responsive Bifunctional Ligand and Its Application in Catalytic Transfer Hydrogenation of Ketones.
Authors: Moore Cameron M. , Szymczak Nathaniel K. 
Published: April 2013

AbstractThe Ru(III) terpyridine complex shown efficiently catalyzes the chemoselective transfer hydrogenation of a variety of ketones.
ChemInform Abstract: A Facile Protocol for N‐Alkylation of Azoles Using KOtBu as Base under NBS‐Promoted Conditions.
Authors: Chen Wen‐lin , Li Ji‐hui , Meng Xu , Tang Dong , Guo Shuai‐bo , Chen Bao‐hua 
Published: April 2013

AbstractInteresting conditions are developed for the alkylation of N‐heterocycles with β‐diketones.
ChemInform Abstract: Reductive Cleavage of Amides to Alcohols and Amines Catalyzed by Well‐Defined Bimetallic Molybdenum Complexes.
Authors: Krackl Sebastian , Someya Chika I. , Enthaler Stephan 
Published: April 2013

AbstractThe molybdenum‐catalyzed C—N bond cleavage of organic amides with hydrosilanes to produce alcohols and amines is reported.
ChemInform Abstract: Tsuji—Trost N‐Allylation with Allylic Acetates by Using a Cellulose—Palladium Catalyst.
Authors: Vaddula Buchi Reddy , Saha Amit , Varma Rajender S. , Leazer John 
Published: April 2013

AbstractThe catalyst can be filtered and reused over three consecutive cycles of the reaction.
ChemInform Abstract: Efficient Synthesis of Chlorohydrins Using ClCH2MgCl·LiCl.
Authors: Nishimura Rodolfo H. V. , Toledo Fabiano T. , Lopes Joao L. C. , Clososki Giuliano C. 
Published: April 2013

AbstractThe mixed carbenoid, easily generated in situ, reacts with various aromatic and aliphatic aldehydes to produce the synthetically important chlorohydrin structures.
ChemInform Abstract: Azulenopentathiepin: Preparation and Conversion into Azulenes with Sulfur Groups at the 1‐ and 2‐Positions.
Authors: Sato Ohki , Sakai Atsushi , Aoki Masami , Kuramochi Takaaki , Nakayama Juzo 
Published: April 2013

AbstractAzulenopentathiepin (II) obtained by reaction of azulene (I) with elemental sulfur undergoes reactions with different electrophiles to afford the corresponding azulene derivatives via intermediate bisthiolate.
ChemInform Abstract: The [RPPh3]2[Pd2X6] as a Catalyst Precursor for the Heck Cross‐Coupling Reaction by in situ Formation of Stabilized Pd(0) Nanoparticles.
Authors: Hajipour Abdol Reza , Azizi Ghobad 
Published: April 2013

AbstractAmong 5 highly reducible Pd(II) anionic, square planar complexes tested, the derivative presented in conditions A) is used as the agent of choice.
ChemInform Abstract: [RuH2(PPh3)4]‐Catalyzed Michael Addition Reaction of α‐Fluoronitroalkanes.
Authors: Wang Qi , Chen Qing‐Yun , Yang Xianjin , Guo Yong 
Published: April 2013

AbstractThe reactions with various electron‐deficient olefins proceed under neutral conditions to form the biologically important target compounds bearing a quarternary carbon center.
ChemInform Abstract: Ruthenium Hydride Catalyzed Direct Oxidation of Alcohols to Carboxylic Acids via Transfer Hydrogenation: Styrene Oxide as Oxygen Source.
Authors: Barati Behjat , Moghadam Majid , Rahmati Abbas , Tangestaninejad Shahram , Mirkhani Valiollah , Mohammadpoor‐Baltork Iraj 
Published: April 2013

AbstractOptimized conditions allow the preparation of various carboxylic acids from benzylic alcohols or the linear analogue (VII).
ChemInform Abstract: One‐Pot Synthesis of α‐Amino Acids from CO2 Using a Bismetal Reagent with Si—B Bond.
Authors: Mita Tsuyoshi , Chen Jianyang , Sugawara Masumi , Sato Yoshihiro 
Published: April 2013

AbstractA commercially available silylboron is successfully applied to the synthesis of α‐amino acid esters from α‐amidosulfones via carbon dioxide incorporation and subsequent esterification with diazomethane.
ChemInform Abstract: Preparation of Imides via the Palladium‐Catalyzed Coupling Reaction of Organoborons with Methyl N‐[Methoxy(methylthio)methylene]carbamate as a One‐Carbon Elongation Reaction.
Authors: Tomizawa Takuhei , Orimoto Kohei , Niwa Takashi , Nakada Masahisa 
Published: April 2013

AbstractThe coupling followed by hydrolysis offers a straightforward synthesis of a variety of unsymmetrical imide structures.
ChemInform Abstract: Copper‐Catalyzed Tandem Synthesis of Highly Functionalized Bisamidines.
Authors: Yavari Issa , Nematpour Manijeh , Sodagar Esmat 
Published: April 2013

AbstractNovel bisamidine derivatives containing a sulfonyl and trichloromethyl group are synthesized via a copper‐catalyzed four‐component reaction.
ChemInform Abstract: Amphiphilic Viologen: Electrochemical Generation of Organic Reductant and Pd‐Catalyzed Reductive Coupling of Aryl Halides in Water.
Authors: Kuroboshi Manabu , Yamamoto Takashi , Tanaka Hideo 
Published: April 2013

AbstractThe amphiphilic organic reductant is electrochemically generated in solution by anodic oxidation of the corresponding 4,4′‐bipyridinium tosylate.
ChemInform Abstract: Imidazole and Imidazoline Derivatives as N‐Donor Ligands for Nickel‐Catalyzed Kumada‐Tamao‐Corriu Coupling.
Authors: Iwamoto Ryo , Hayashi Masahiko 
Published: April 2013

AbstractThe reaction can be applied to the aromatic bromides, iodides and triflates to afford the coupling products (III) along with the homo‐coupling biaryls (IV).
ChemInform Abstract: Chalcogenated Schiff Bases: Complexation with Palladium(II) and Suzuki Coupling Reactions.
Authors: Singh Pradhumn , Rao G. K. , Karim Mohd Salman , Singh Ajai K. 
Published: April 2013

AbstractA series of palladium complexes of chalcogenated Schiff bases are synthesized.
ChemInform Abstract: Nucleophilic 5‐endo‐trig Cyclization of 3,3‐Difluoroallylic Ketone Enolates: Synthesis of 5‐Fluorinated 2‐Alkylidene‐2,3‐dihydrofurans.
Authors: Fujita Takeshi , Sakoda Kotaro , Ikeda Masahiro , Hattori Masahiro , Ichikawa Junji 
Published: April 2013

AbstractThe title substrates (I) and (III) undergo KH‐mediated intramolecular O‐alkenylation to produce fluorinated dihydrofurans bearing a (Z)‐exo‐alkylidene unit.
ChemInform Abstract: An Expedient Synthesis of 3‐Arylmethylbutenolides from α‐Methylene‐γ‐butyrolactones: A Useful Synthetic Application of Palladium‐Catalyzed Chelation‐Controlled Oxidative Arylation Protocol.
Authors: Kim Se Hee , Kim Ko Hoon , Lee Hyun Ju , Kim Jae Nyoung 
Published: April 2013

Abstractα‐Methylene‐γ‐butyrolactones bearing a directing group such as an ester or ketone at the γ‐position are used as substrates.
ChemInform Abstract: Rhodium‐Catalyzed Synthesis of Benzofurans by the Reaction of Ketones and o‐Difluorobenzenes.
Authors: Arisawa Mieko , Nakane Soichiro , Kuwajima Manabu , Yamaguchi Masahiko 
Published: April 2013

AbstractIn the presence of a Rh‐complex and a bidentate ligand, ketones (I) react with o‐difluorobenzene derivatives (II) to give benzofuran derivatives such as (III) and (V).
ChemInform Abstract: Pd‐Catalyzed β‐Selective Direct C—H Bond Arylation of Thiophenes with Aryltrimethylsilanes.
Authors: Funaki Kenji , Sato Tetsuo , Oi Shuichi 
Published: April 2013

AbstractConditions A) are suitable for a series of transformations with predominant formation of C‐3 arylated thiophene structures.
ChemInform Abstract: Heterobimetallic Pd—Sn Catalysis: Highly Selective Intermolecular Hydroarylation of α‐Methyl Substituted Aryl Alkenes.
Authors: Das Debjit , Pratihar Sanjay , Roy Sujit 
Published: April 2013

AbstractThe complex acts an effective catalyst for the regioselective hydroarylation of a broad spectrum of electron‐rich indole derivatives with α‐methylstyrene‐type olefins to yield 2,2‐diarylated propanes.
ChemInform Abstract: Highly Regio‐ and Stereoselectivity Synthesis of Tetracyclic Indolenoisoxazolidines via Intramolecular 1,3‐Dipolar Nitrone Cycloadditions.
Authors: Bakthadoss Manickam , Sivakumar Govindan , Sharada Duddu S. 
Published: April 2013

AbstractAldehydes of type (I) and (IV), derived from Baylis—Hillman adducts, react with hydroxylamine hydrochlorides to yield nitrones.
ChemInform Abstract: Benzazoles from Aliphatic Amines and o‐Amino/Mercaptan/Hydroxyanilines: Elemental Sulfur as a Highly Efficient and Traceless Oxidizing Agent.
Authors: Nguyen Thanh Binh , Ermolenko Ludmilla , Dean William A. , Al‐Mourabit Ali 
Published: April 2013

AbstractDifferent benzazoles are synthesized using sulfur as a convenient alternative oxidant to oxygen under solvent‐free conditions without any catalyst.
ChemInform Abstract: N‐Chlorosuccinimide/Sodium Hydroxide‐Mediated Synthesis of Benzimidazoles from Amidines under Mild Conditions.
Authors: Nguyen Thanh Binh , Ermolenko Ludmila , Al‐Mourabit Ali 
Published: April 2013

AbstractThe method is applied to the preparation of substituted benzimidazoles.
ChemInform Abstract: Synthesis and Selective Human Monoamine Oxidase B Inhibition of Heterocyclic Hybrids Based on Hydrazine and Thiazole Scaffolds.
Authors: Carradori Simone , D'Ascenzio Melissa , De Monte Celeste , Secci Daniela , Yanez Matilde 
Published: April 2013

AbstractA variety of new hydrazothiazoles (V) are designed, synthesized and evaluated for their in vitro activity against both the A and B isoforms of hMAO.
ChemInform Abstract: Consecutive Tandem Cycloaddition Between Nitriles and Azides: Synthesis of 5‐Amino‐1H‐[1,2,3]‐triazoles.
Authors: Gomes Ana T. P. C. , Martins Priscila R. C. , Rocha David R. , Neves Maria G. P. M. S. , Ferreira Vitor F. , Silva Artur M. S. , Cavaleiro Jose A. S. , da Silva Fernando de C. 
Published: April 2013

AbstractWith equimolar amounts of nitrile, the title reaction gives aminotriazoles.
ChemInform Abstract: Copper‐Catalyzed Synthesis of 1,2,4‐Triazoles via Sequential Coupling and Aerobic Oxidative Dehydrogenation of Amidines.
Authors: Xu Hao , Jiang Yuyang , Fu Hua 
Published: April 2013

AbstractThe procedure can be used for the preparation of different types of disubstituted triazole systems.
ChemInform Abstract: Ligand Modified CuFe2O4 Nanoparticles as Magnetically Recoverable and Reusable Catalyst for Azide‐Alkyne Click Condensation.
Authors: Ishikawa Shingo , Hudson Reuben , Moores Audrey , Li Chao‐Jun 
Published: April 2013

AbstractThis reaction does not require strict conditions such as anhydrous or degassed solvents or an inert atmosphere, and is applicable to gram scale synthesis.
ChemInform Abstract: An Efficient Synthesis of New 5‐(1‐Aryl‐1H‐pyrazole‐4‐yl)‐1H‐tetrazoles (V) from 1‐Aryl‐1H‐pyrazole‐4‐carbonitriles (IV) via [3 + 2] Cycloaddition Reaction
Authors: dos Santos Mauricio S. , Bernardino Alice M. R. , Pinheiro Luiz C. S. , Canto‐Cavalheiro Marilene M. , Leon Leonor L. 
Published: April 2013

Abstract12 examples
ChemInform Abstract: Stereoselective Synthesis of 2,6‐trans‐Tetrahydropyrans.
Authors: Parida Bibhuti Bhusan , Lysenko Ivan L. , Cha Jin Kun 
Published: April 2013

AbstractAn efficient approach to the target compounds becomes possible by TiCl4‐promoted rearrangement of cyclopropane‐annulated dioxepins, coupling products of hydroxyethyl‐tethered cyclopropanols with aliphatic aldehydes.
ChemInform Abstract: Direct Asymmetric α‐Allylation of Ketones with Allylic Alcohols via Pd/Enamine Cooperative Function.
Authors: Yasuda Shigeo , Kumagai Naoya , Shibasaki Masakatsu 
Published: April 2013

AbstractCombination of a Pd‐complex with the phosphine ligand bearing a proline unit is crucial to achieve the high enantioselectivity.
ChemInform Abstract: An Organic Molecule Modulated Chemoselective Cyclization of Alkynyl Nitriles Tethered to 2‐Alkyl Substituted Chromones with Multireactive Sites.
Authors: Huang Liping , Liu Yang , Xie Fuchun , Hu Youhong 
Published: April 2013

AbstractOptimized conditions including a benzylcyanide as anion transfer reagent allow the preparation of novel tetracyclic and tricyclic chromene scaffolds.
ChemInform Abstract: Palladium‐Catalyzed Synthesis of Mono‐ and Diphosphorylated 1,10‐Phenanthrolines.
Authors: Mitrofanov Alexandre , Lemeune Alla Bessmertnykh , Stern Christine , Guilard Roger , Gulyukina Nataliya , Beletskaya Irina 
Published: April 2013

AbstractThe target compounds are of interest as ligands and synthons in material science.
ChemInform Abstract: Polystyrene‐Supported p‐Toluenesulfonic Acid: A New, Highly Efficient, and Recyclable Catalyst for the Synthesis of Hydropyridine Derivatives under Solvent‐Free Conditions.
Authors: Reddy Mudumala Veeranarayana , Jeong Yeon Tae 
Published: April 2013

AbstractThe agent is found to be highly efficient for the synthesis of 3 different classes of pyridine systems within a short time.
ChemInform Abstract: Asymmetric Synthesis of Pyrrolidine and Piperidine Derivatives via Regio‐ and Stereo‐Selective Ring‐Opening Reactions of Chiral Aziridine.
Authors: Higashiyama Kimio , Matsumura Masataka , Kurita Emiko , Yamauchi Takayasu 
Published: April 2013

AbstractThe reaction of aziridine (IV) with acetic acid leads to β‐amino alcohol (VI), which is converted into (S)‐prolinol.
ChemInform Abstract: A Simple and Efficient Method for the Facile Access of Highly Functionalized Pyridines and Their Fluorescence Property Studies.
Authors: Khan Md. Nasim , Pal Suman , Parvin Tasneem , Choudhury Lokman H. 
Published: April 2013

AbstractA simple and convenient one‐pot multicomponent method for the synthesis of the title compounds is described for a broad substrates scope by using a readily available and cheap base as catalyst.
ChemInform Abstract: Synthetic Studies on the Role of Substituents at C‐3 Position on C3—C4 Bond Cleavage of β‐Lactam Ring: Convenient Route for Diastereoselective Synthesis of Pyridin‐2‐ones.
Authors: Singh Pardeep , Singh Parvesh , Kumar Kewal , Kumar Vipan , Mahajan Mohinder P. , Bisetty Krishna 
Published: April 2013

AbstractThe effect of various electron withdrawing as well as electron donating substituents on the C3‐position on the C3/C4 bond cleavage is studied.
ChemInform Abstract: Synthesis and Insecticidal Activities: cis‐Nitenpyram Analogues with 1,4‐Dihydropyridine Scaffold.
Authors: Liu Tian‐Yan , Xue Si‐Jia , Chen Yan‐Xia , Fang Ting , Wu Ying , Wang Jing 
Published: April 2013

AbstractThe title compounds (IV) are obtained by multi‐component Michael addition reaction of nitenpyram (I), various substituted aromatic aldehydes (II) and cyanoacetate or propanedinitrile (III).
ChemInform Abstract: Mn(OAc)3‐Based α′‐Oxidative Acetoxylation of N‐Trifluoroacetyl Vinylogous Amides.
Authors: Lin Hong‐Yu , Snider Barry B. 
Published: April 2013

AbstractThe reaction of various 5‐quinolone derivatives with Mn(O‐Ac)3 is studied.
ChemInform Abstract: Copper‐Catalyzed Tandem Synthesis of Tetrasubstituted Pyrimidines from Alkynes, Sulfonyl Azides, Trichloroacetonitrile, and Tetramethylguanidine.
Authors: Yavari Issa , Nematpour Manijeh 
Published: April 2013

AbstractThe reaction provides a novel route to the synthesis of functionalized pyrimidine derivatives.
ChemInform Abstract: Highly Stereoselective Synthesis of anti‐Tetrahydropyrimidine Derivatives under Microwave Heating.
Authors: Wang Qian , Dai An‐Xiao , Yi Mian‐Shuai , Jiang Bo , Tu Shu‐Jiang , Li Guigen 
Published: April 2013

AbstractAll Products are purified by simple filtration.
ChemInform Abstract: Facile Aromatization of 3,4‐Dihydropyrimidin‐2(1H)‐ones (DHPMs) by Iodine.
Authors: Kodape Manisha M. , Aswar Anand S. , Gawhale Nandkishor D. , Humne Vivek T. , Mir Bilal Ahmad 
Published: April 2013

AbstractMicrowave‐assisted, iodine‐mediated dehydrogenation of the substrates proceeds under mild conditions.
ChemInform Abstract: Consecutive SNH and Suzuki—Miyaura Cross‐Coupling Reactions — An Efficient Synthesis Strategy to Pyrimidines Bearing Pyrrole and Indole Fragments.
Authors: Verbitskiy Egor V. , Rusinov Gennady L. , Charushin Valery N. , Chupakhin Oleg N. , Cheprakova Ekaterina M. , Slepukhin Pavel A. , Pervova Marina G. , Ezhikova Marina A. , Kodess Mikhail I. 
Published: April 2013

AbstractThis is presented with a view to the widespread biological activities of pyrimidine‐, pyrrole‐ and indole‐containing compounds.
ChemInform Abstract: Novel Synthetic Methodologies. Part 12. An Efficient One‐Pot Access to 6,6a‐Dihydroisoindolo[2,1‐a]quinazoline‐5,11‐diones and 5‐Phenylisoindolo[2,1‐a]quinazolin‐11(6aH)‐ones.
Authors: Sashidhara Koneni , Palnati Gopala Reddy , Dodda Ranga Prasad , Avula Srinivasa Rao , Swami Priyanka 
Published: April 2013

AbstractThe title compounds, which represent substructures of alkaloid systems, are available via three‐component reactions under catalyst‐free conditions.
ChemInform Abstract: Synthesis and Antitubercular Evaluation of N‐Arylpyrazine and N,N′‐Alkyl‐diylpyrazine‐2‐carboxamide Derivatives.
Authors: de Lima Ferreira Bispo Marcelle , Borges Goncalves Raoni Schroeder , da Silva Lima Camilo Henrique , de Faria Cardoso Laura Nogueira , Lourenco Maria Cristina Silva , de Souza Marcus Vinicius 
Published: April 2013

AbstractCompounds (IIIb), (IIIe)—(IIIg) exhibit better antimycobacterial activities than the first line antituberculosis drug PZA in Alamar Blue assay.
ChemInform Abstract: New Highlights in the Synthesis of 4‐Aryl‐1,4‐dihydropyrazines.
Authors: He Jing‐Yu , Song Xiu‐Qing , Yan Hong , Zhong Ru‐Gang 
Published: April 2013

AbstractThe title compounds (IV) are formed via cyclization of N,N‐bisalkylated aniline derivatives (III) with ammonium acetate.
ChemInform Abstract: A Concise Domino Synthesis of Benzo‐1,4‐heterocycle Compounds via a Piancatelli/C—N Coupling/Michael Addition Process Promoted by La(OTf)3.
Authors: Liu Jinqian , Shen Qiang , Yu Jianjun , Zhu Mengyun , Han Jianwei , Wang Limin 
Published: April 2013

AbstractThis method yields either fused benzoxazines with high diastereoselectivity or fused 1,2,3,4‐tetrahydroquinoxalines as mixtures of diastereomers.
ChemInform Abstract: An Efficient Approach for the Construction of Benzazepine and Benzoxepine Derivatives.
Authors: Li Shaoyu , Zou Shaowu , Wu Jie 
Published: April 2013

AbstractThe reaction of 2‐(2‐ethynylphenyl)‐1‐tosylaziridines with various sulfonyl azides affords the corresponding benzazepines with different substitution on the aromatic ring and tolerates various sulfonyl groups [cf.
ChemInform Abstract: Synthesis of Novel Dibenzo[d,f]heteronins Incorporating Group 15 and 16 Heavier Elements.
Authors: Yasuike Shuji , Tsukada Satoshi , Kakusawa Naoki , Tsuchiya Takashi , Kurita Jyoji 
Published: April 2013

AbstractThe fully unsaturated dibenzoheteronins are prepared via a 1,8‐dilithium intermediate, representing the first examples of fused nine‐membered heterocyclic rings, with exception of dibenzothionin (VIa).
ChemInform Abstract: Diversity Oriented Approach to 9‐Aryl‐Substituted Naphthoxepine Derivatives via Claisen Rearrangement, Ring‐Closing Metathesis and Suzuki—Miyaura Cross‐Coupling as Key Steps.
Authors: Kotha Sambasivarao , Srinivas Venu , Krishna Nimita G. 
Published: April 2013

AbstractA novel route to the title compounds of type (VII) is described using a Suzuki‐Miyaura cross‐coupling reaction as key step.
ChemInform Abstract: Phosphine‐Triggered Tandem Annulation Between Morita—Baylis—Hillman Carbonates and Dinucleophiles: Facile Syntheses of Oxazepanes, Thiazepanes, and Diazepanes.
Authors: Zhou Rong , Wang Jianfang , Duan Chong , He Zhengjie 
Published: April 2013

AbstractThe title reactions are proposed to proceed through a phosphine‐catalyzed allylic alkylation followed by an intramolecular Michael cyclization.
ChemInform Abstract: Synthesis of a Library of 1,5,2‐Dithiazepine 1,1‐Dioxides. Part 2. Routes to Bicyclic Sultams.
Authors: Zang Qin , Javed Salim , Zhou Aihua , Knudtson Chris A. , Bi Danse , Basha Fatima Z. , Hanson Paul R. 
Published: April 2013

AbstractStarting from (I) the synthesis of a variety of new bicyclic sultams of type (IV), (VI), (XII), (XIV), and (XVI) is described.
ChemInform Abstract: Synthesis of Novel Amide Derivatives with in vitro Antiproliferative and Cytotoxic Activity.
Authors: Liu Ying , Zhang Guo‐Yan , Li Yang , Zhang Ya‐Nan , Zheng Song‐Zhi , Zhou Zhao‐Xia , An Sheng‐Ji , Jin Ying‐Hua 
Published: April 2013

AbstractA series of novel macrocyclic tetraamide derivatives (IX) and (X) are synthesized and evaluated for their antiproliferative and cytotoxic activities.