bluuebunny/crossref_metadata_2025_split huggingface dataset:
ChemInform Abstract: Synthesis, Polymorphism, and Electronic Structures of Sr3Sn2As4.
Authors: Liu Xiao‐Cun , Pan Ming‐Yan , Li Xin , Xia Sheng‐Qing , Tao Xu‐Tang 
Published: November 2014

AbstractSingle crystals of two polymorphs of the title compound are prepared using Sn as a self‐flux from mixtures of Sr, Sn, and As in the ratio of 3:10:4 and 1:7:2, respectively (1000 resp.
ChemInform Abstract: [V12O30F4(H2O)2] 4‐: One‐Pot Synthesis and Characterization of a Novel Fluorinated Dodecavanadate.
Authors: Krivosudsky Lukas , Schwendt Peter , Gyepes Robert , Filo Juraj 
Published: November 2014

Abstract(NMe4)4 [V12O30F4(H2O)2] ·9H2O is synthesized from V2O5 dissolved in a solution of NMe4OH (ice bath), followed by addition of H2O2 and HF solutions (4 °C, 6 d, 12% yield).
ChemInform Abstract: A Novel Porous Molybdophosphate‐Based FeII,III‐MOF Showing Selective Dye Degradation as a Recyclable Photocatalyst.
Authors: Zhu Wei , Yang Xiu‐Yun , Li Yun‐Hui , Li Jian‐Ping , Wu Dai , Gao Ying , Yi Fei‐Yan 
Published: November 2014

AbstractThe mixed‐valent iron compound {Na6(H2O)12 [FeII2]2 [FeIII4(PO4)] [FeII(Mo6O15)2 (PO4)8] 2}(OH)3·33H2O is hydrothermally synthesized from aqueous mixtures of FeCl2, Na2MoO4, H3PO4, and imidazole (autoclave, 180 °C, 3 d, 71% yield).
ChemInform Abstract: Full Access to Nanoscale Bismuth—Palladium Intermetallics by Low‐Temperature Syntheses.
Authors: Heise Martin , Chang Jen‐Hui , Schoenemann Rico , Herrmannsdoerfer Thomas , Wosnitza Joachim , Ruck Michael 
Published: November 2014

AbstractThe microwave‐assisted polyol process is applied and modified to synthesize phase‐pure micro‐ or nanocrystalline samples of all intermetallic phases in the Bi—Pd system.
ChemInform Abstract: Rhodium‐Catalyzed Enantioselective Addition of Organoaluminum Reagents to N‐Tosyl Ketimines.
Authors: Hirner Sebastian , Kolb Andreas , Westmeier Johannes , Gebhardt Sandra , Middel Stephen , Harms Klaus , von Zezschwitz Paultheo 
Published: November 2014

AbstractThe first enantioselective 1,2‐addition of methyl‐ and arylaluminum reagents to cycloalkenone‐derived N‐tosyl imines, yielding α‐tertiary allylamides, is developed.
ChemInform Abstract: Asymmetric Allylation of Ketones and Subsequent Tandem Reactions Catalyzed by a Novel Polymer‐Supported Titanium—BINOLate Complex.
Authors: Yadav Jagjit , Stanton Gretchen R. , Fan Xinyuan , Robinson Jerome R. , Schelter Eric J. , Walsh Patrick J. , Pericas Miquel A. 
Published: November 2014

AbstractThe title catalyst allows successful heterogeneous catalysis for the challenging asymmetric allylation of a diverse range of ketones.
ChemInform Abstract: Design of Peptidyl Thiourea Derivatives as Organocatalysts for the Asymmetric Ring Opening of meso‐Stilbene Oxides.
Authors: Chimni Swapandeep Singh , Kumar Vikas , Bala Neeraj 
Published: November 2014

AbstractA series of peptidyl thiourea catalysts are screened for the enantioselective reaction of meso‐stilbene oxides with piperazines.
ChemInform Abstract: Chiral Phosphoric Acid Catalyzed 1,3‐Dipolar Cycloadditions of Aldehydes, Diethyl α‐Aminomalonate, and Nitroalkenes.
Authors: Luo Wenqiang , Lin Yongjun , Yang Dengshan , He Long 
Published: November 2014

AbstractThe synthesis of optically active pyrrolidine derivatives is accomplished via BINOL derived phosphonic acid catalyzed reaction of in situ generated 1,3‐dipoles with nitroalkenes.
ChemInform Abstract: Asymmetric Cyclopropanation in Ionic Liquids Promoted by Dicopper Complexes of Ditopic Ligands.
Authors: Garcia Jose I. , Herrerias Clara I. , Lopez‐Sanchez Beatriz , Mayoral Jose A. , Minana Ana C. 
Published: November 2014

AbstractThe stereoselectivity of the cyclopropanation of styrene with ethyl diazoacetate is investigated in the presence of CuCl and ditopic chiral ligands such as tBuBox.
ChemInform Abstract: Asymmetric Ring Opening of Epoxides with Cyanides Catalyzed by Chiral Binuclear Titanium Complexes.
Authors: Maleev Victor I. , Chusov Denis A. , Yashkina Lidiya V. , Ikonnikov Nikolai S. , Il'in Michail M. 
Published: November 2014

AbstractTitanium(IV) catalysts generated in situ from Ti(OiPr)4 and BINOL‐based bis salen‐compounds are developed and successfully used as recyclable catalysts for the asymmetric ring‐opening reaction of epoxides with TmsCN.
ChemInform Abstract: Enantioselective Synthesis of 1‐Vinyltetrahydroisoquinolines Through Palladium‐Catalyzed Intramolecular Allylic Amidation with Chiral PhthalaPhos Ligands.
Authors: Pignataro Luca , Marelli Enrico , Gennari Cesare , Ferraccioli Raffaella 
Published: November 2014

AbstractIt is demonstrated that (S)‐BINOL based PhthalaPhos ligands can be used as catalyst for the intramolecular asymmetric allylic amidation of achiral aminocarbamates such as (I) and (III).
ChemInform Abstract: 3‐Aminoquinazolinones as Chiral Ligands in Catalytic Enantioselective Diethylzinc and Phenylacetylene Addition to Aldehydes.
Authors: Karabuga Semistan , Karakaya Idris , Ulukanli Sabri 
Published: November 2014

AbstractEnantiopure 3‐aminoquinazolines are shown to be useful ligands in the enantioselective addition of diethylzinc and phenylacetylene to aldehydes.
ChemInform Abstract: Non‐Precious Metals Catalyze Formal [4 + 2] Cycloaddition Reactions of 1,2‐Diazines and Siloxyalkynes under Ambient Conditions.
Authors: Sumaria Chintan S. , Tuerkmen Yunus E. , Rawal Viresh H. 
Published: November 2014

AbstractThe study demonstrates the possibility of switching from catalysts with precious metals such as Ag to more economical metal catalysts containing Cu or Ni, respectively.
ChemInform Abstract: Intramolecular Metal‐Free Oxidative Aryl—Aryl Coupling: An Unusual Hypervalent‐Iodine‐Mediated Rearrangement of 2‐Substituted N‐Phenylbenzamides.
Authors: Shang Siyun , Zhang‐Negrerie Daisy , Du Yunfei , Zhao Kang 
Published: November 2014

AbstractThe oxidative coupling of the two aryl groups in the title compounds occurs with concomitant insertion of the ortho N‐ or O‐atom into the tether.
ChemInform Abstract: Iron‐Catalyzed, General and Operationally Simple Formal Hydrogenation Using Fe(OTf)3 and NaBH4.
Authors: MacNair Alistair J. , Tran Ming‐Ming , Nelson Jennifer E. , Sloan G. Usherwood , Ironmonger Alan , Thomas Stephen P. 
Published: November 2014

AbstractThe versatility of the hydrogenating system NaBH4/cat.
ChemInform Abstract: The Synthesis of Aminonaphtols and β‐Amino Carbonyls in the Presence of a Magnetic Recyclable Fe3O4@MCM‐48—NaHSO4 Nano Catalyst.
Authors: Golshekan Mostafa , Shariati Shahab , Saadatjoo Naghi 
Published: November 2014

AbstractMagnetic nanoparticles and silica‐based mesoporous‐coated magnetite nanoparticles with a particle size lower than 11 nm are synthesized by precipitation methods, followed by adsorbing NaHSO4 on the surface of mesoporous nanoparticles.
ChemInform Abstract: Polystyrene Supported Thiopseudourea Pd(II) Complex: Applications for Sonogashira, Suzuki—Miyaura, Heck, Hiyama and Larock Heteroannulation Reactions.
Authors: Keesara Srinivas , Parvathaneni Saiprathima , Dussa Govardhan , Mandapati Mohan Rao 
Published: November 2014

AbstractA new polystyrene‐supported Pd‐complex is developed and employed as catalyst for a range of typical Pd‐catalyzed cross‐coupling reactions of aryl iodides and bromides.
ChemInform Abstract: Reductive Cross‐Coupling of Nonaromatic, Heterocyclic Bromides with Aryl and Heteroaryl Bromides.
Authors: Molander Gary A. , Traister Kaitlin M. , O'Neill Brian T. 
Published: November 2014

AbstractThe present reaction allows the direct C—C bond formation between two organic halides without the use of organometallic reagents.
ChemInform Abstract: Palladium‐Catalyzed Interceptive Decarboxylative Addition of Allyl Carbonates with Carbonyl Group.
Authors: Baiju T. V. , Joseph Nayana , Ajit Jainu , Prakash Praveen , Radhakrishnan K. V. , Varughese Sunil , Yamamoto Yoshinori 
Published: November 2014

AbstractThis method usually proceeds under incomplete conversion resulting in low to moderate yields.
ChemInform Abstract: Highly Efficient Deprotection of Phenolic Tetrahydropyranyl and Methoxymethyl Ethers and Sequel Cyclization to Indanones Using Sn(IV)Cl4 Catalyst.
Authors: Ahmed Naseem , Pathe Gulab Khushalrao , Venkata Babu B. 
Published: November 2014

AbstractThis is a very efficient method for the deprotection of phenolic THP and MOM ethers.
ChemInform Abstract: General Route for Preparing β‐Nitrocarbonyl Compounds Using Copper Thermal Redox Catalysis.
Authors: Gietter Amber A. S. , Gildner Peter G. , Cinderella Andrew P. , Watson Donald A. 
Published: November 2014

Abstractβ‐Nitrocarbonyl compounds are synthesized by using copper thermal redox catalysis from readily available α‐bromocarbonyls.
ChemInform Abstract: Development of a Ruthenium/Phosphite Catalyst System for Domino Hydroformylation‐Reduction of Olefins with Carbon Dioxide.
Authors: Liu Qiang , Wu Lipeng , Fleischer Ivana , Selent Detlef , Franke Robert , Jackstell Ralf , Beller Matthias 
Published: November 2014

AbstractThe Ru3(CO)12/phosphite‐catalyzed hydroformylation of alkenes is demonstrated for the first time using a mixture of carbon dioxide and hydrogen as reagents.
ChemInform Abstract: Iron(III) Sulfate as Terminal Oxidant in the Synthesis of Methyl Ketones via Wacker Oxidation.
Authors: Fernandes Rodney A. , Chaudhari Dipali A. 
Published: November 2014

AbstractAn efficient and environmentally benign method for the synthesis of methyl ketones from terminal olefins (I) as well as allyl and homoallyl alcohols (III) is developed.
ChemInform Abstract: Highly Regio‐ and Stereoselective Synthesis of Alkylidenecyclopropanes via Ru(II)‐Pheox Catalyzed Asymmetric Inter‐ and Intramolecular Cyclopropanation of Allenes.
Authors: Chanthamath Soda , Chua Hao Wei , Kimura Seiya , Shibatomi Kazutaka , Iwasa Seiji 
Published: November 2014

AbstractThe simple cyclopropanes are formed as E/Z mixtures with the E product being the dominant one.
ChemInform Abstract: Copper‐Catalyzed Intramolecular Trifluoromethylation of N‐Benzylacrylamides Coupled with Dearomatization: Access to CF3‐Containing 2‐Azaspiro[4.5]decanes.
Authors: Han Guifang , Liu Yuxiu , Wang Qingmin 
Published: November 2014

AbstractTransformation of the methacrylamide analogue of the acrylamide (Ia) fails to give the corresponding 3‐azaspiro[5.5]undecane derivative.
ChemInform Abstract: Selective Reduction of Halogenated Nitroarenes with Hydrazine Hydrate in the Presence of Pd/C.
Authors: Li Fang , Frett Brendan , Li Hong‐yu 
Published: November 2014

AbstractThe reduction of nitro arenes to anilines under microwave irradiation and heating in a pressure tube proceeds with concomitant loss of bromo, chloro and iodo substituents which stay intact upon stirring at 25° C or reflux without microwave irradiation and pressure generation.
ChemInform Abstract: Ceric Ammonium Nitrate (CAN) Catalyzed Modification of Ketones via Two C—C Bond Cleavages with the Retention of the Oxo‐Group.
Authors: Feng Peng , Sun Xiang , Su Yijin , Li Xinyao , Zhang Li‐He , Shi Xiaodong , Jiao Ning 
Published: November 2014

AbstractThe optimized procedure can be applied to various aryl ketones and best results concerning the yields are obtained with a second keto group at the β‐position of the substrate.
ChemInform Abstract: Hydrogen: A Good Partner for Rhodium‐Catalyzed Hydrosilylation.
Authors: Balan Cedric , Pop Roxana , Comte Virginie , Poinsot Didier , Ratovelomanana‐Vidal Virginie , Le Gendre Pierre 
Published: November 2014

AbstractThis method proceeds with good yields and moderate enantioselectivity.
ChemInform Abstract: Copper‐Catalyzed Aerobic Oxidative C—C Bond Cleavage of 1,3‐Diaryl‐diketones to Synthesize 1,2‐Diketones.
Authors: Zhang Chun , Wang Xiaoyang , Jiao Ning 
Published: November 2014

AbstractAliphatic 1,3‐diketones do not react to the corresponding 1,2‐diketones.
ChemInform Abstract: Room‐Temperature ortho‐Alkoxylation and ‐Halogenation of N‐Tosylbenzamides by Using Palladium(II)‐Catalyzed C—H Activation.
Authors: Peron Florent , Fossey Christine , Sopkova‐de Oliveira Santos Jana , Cailly Thomas , Fabis Frederic 
Published: November 2014

AbstractThe Pd‐catalyzed oxidative ortho‐alkoxylation of N‐tosylbenzamides is developed to give good yields and selectivity.
ChemInform Abstract: Transition‐Metal‐Assisted Radical/Radical Cross‐Coupling: A New Strategy to the Oxidative C(sp3)—H/N—H Cross‐Coupling.
Authors: Zhou Liangliang , Tang Shan , Qi Xiaotian , Lin Caitao , Liu Kun , Liu Chao , Lan Yu , Lei Aiwen 
Published: November 2014

AbstractThe title reaction is optimized and the mechanism in the presence of the Ni catalyst is investigated and discussed in detail.
ChemInform Abstract: Copper‐Catalyzed Synthesis of α‐Trifluoromethylthio‐Substituted Ketones.
Authors: Huang Yangjie , He Xing , Lin Xiaoxi , Rong Mingguang , Weng Zhiqiang 
Published: November 2014

AbstractVariation of the electronic properties of the aryl substituent in the α‐bromo ketones has a dramatic effect on the reaction efficiency.
ChemInform Abstract: Copper‐Catalyzed Direct Trifluoromethylthiolation of Benzylic C—H Bonds via Nondirected Oxidative C(sp3)—H Activation.
Authors: Chen Chao , Xu Xiu‐Hua , Yang Bin , Qing Feng‐Ling 
Published: November 2014

AbstractThe method renders possible the synthesis of various target compounds.
ChemInform Abstract: Ti(OiPr)4/nBuLi: An Attractive Reagent System for [2 + 2 + 2] Cyclotrimerization Reactions.
Authors: Rassadin V. A. , Nicolas E. , Six Y. 
Published: November 2014

AbstractAccording to X‐ray analysis, the structure of product (Vd) exhibits a helical conformation.
ChemInform Abstract: An Efficient Pd/Al(OH)3 Nanoparticle Catalyst for Suzuki Coupling Reactions of Aryl Halides.
Authors: Li Xing , Chen Wenwen , Chang Honghong , Shao Zhongqi , Wei Wenlong 
Published: November 2014

AbstractThe title catalyst shows high activity and gives excellent yields towards the condensation of aryl bromides with arlyboronic acids.
ChemInform Abstract: Practical and Convenient Synthesis of 1,6‐Di‐ or 1,2,5,6‐Tetra‐arylhexa‐1,3,5‐trienes by the Dimerization of Pd(0)‐Complexed Alkenylcarbenes Generated from π‐Allylpalladium Intermediates.
Authors: Horino Yoshikazu , Takahashi Yu , Koketsu Kaori , Abe Hitoshi , Tsuge Kiyoshi 
Published: November 2014

AbstractApplication of the 4‐methoxyphenyl‐substituted substrate analogue of (I) yields an instable mixtures of isomers.
ChemInform Abstract: Asymmetric Synthesis of Functionalized Dihydronaphthoquinones Containing Quaternary Carbon Centers via a Metal‐Free Catalytic Intramolecular Acylcyanation of Activated Alkenes.
Authors: Zhuang Zhe , Hu Zhi‐Peng , Liao Wei‐Wei 
Published: November 2014

AbstractThe process is investigated for various target compounds bearing a highly functionalized side chain.
ChemInform Abstract: Chiral Co(II) Complex Catalyzed Asymmetric Michael Reactions of β‐Ketoamides to Nitroolefins and Alkynones.
Authors: Zhang Zuliang , Liu Xiaohua , Wang Zhen , Zhao Xiaohu , Lin Lili , Feng Xiaoming 
Published: November 2014

AbstractOptimized reaction conditions including chiral ligands (I) are developed for the Michael reactions of amides (II) with nitroolefins and alkynones.
ChemInform Abstract: Asymmetric Dearomatic Diels—Alder Reactions of Diverse Heteroarenes via π‐System Activation.
Authors: Xiao You‐Cai , Yue Cai‐Zhen , Chen Peng‐Qiao , Chen Ying‐Chun 
Published: November 2014

AbstractThe reactions generally proceed with excellent diastereoselectivity.
ChemInform Abstract: Self‐Induced Stereoselective in situ Trifluoromethylation: Preparation of Spiro[indoline‐3,3′‐quinoline] via Palladium‐Catalyzed Cascade Reaction.
Authors: Song Hongjian , Liu Yongxian , Liu Yuxiu , Wang Qingmin 
Published: November 2014

AbstractThe amount of water plays a crucial role in the stereoselective cascade reaction.
ChemInform Abstract: Copper(II)‐Catalyzed C—O Coupling of Aryl Bromides with Aliphatic Diols: Synthesis of Ethers, Phenols, and Benzo‐Fused Cyclic Ethers.
Authors: Liu Yajun , Park Se Kyung , Xiao Yan , Chae Junghyun 
Published: November 2014

AbstractSwitching from aryl iodides (XII) to the corresponding aryl bromides affords the coupling products (XIV) in slightly lower yields.
ChemInform Abstract: Iodocyclization of Ethoxyethyl Ethers to Ynamides: An Immediate Construction to Benzo[b]furans.
Authors: Okitsu Takashi , Nakata Kohei , Nishigaki Kenji , Michioka Naoyuki , Karatani Mitsuaki , Wada Akimori 
Published: November 2014

AbstractThe title reaction is completed within three seconds.
ChemInform Abstract: Palladium‐Catalyzed Oxidative Cyclization of Tertiary Enamines for Synthesis of 1,3,4‐Trisubstituted Pyrroles and 1,3‐Disubstituted Indoles.
Authors: Lian Xiao‐Li , Ren Zhi‐Hui , Wang Yao‐Yu , Guan Zheng‐Hui 
Published: November 2014

AbstractReaction conditions A) and B) are found to be highly efficient for the preparation of various title compounds including the high‐affinity 5‐HT3 receptor antagonist (XVI), which are not easily accessible by traditional procedures.
ChemInform Abstract: Synthesis of 3,3‐Disubstituted 2‐Aminoindolenines by Palladium‐Catalyzed Allylic Amidination with Isocyanide.
Authors: Nanjo Takeshi , Tsukano Chihiro , Takemoto Yoshiji 
Published: November 2014

AbstractApplication of N‐methylaniline does not afford the desired product.
ChemInform Abstract: Synthesis of 3‐Acylindoles by Visible‐Light Induced Intramolecular Oxidative Cyclization of o‐Alkynylated N,N‐Dialkylamines.
Authors: Zhang Ping , Xiao Tiebo , Xiong Shengwei , Dong Xichang , Zhou Lei 
Published: November 2014

AbstractThe reaction can be scaled up.
ChemInform Abstract: A Highly Efficient Route to C‐3 Alkyl‐Substituted Indoles via a Metal‐Free Transfer Hydrogenation.
Authors: Chen Cai , Feng Huan‐Xi , Li Zhi‐Long , Cai Pin‐Wen , Liu Yan‐Kai , Shan Lian‐Hai , Zhou Xian‐Li 
Published: November 2014

AbstractThe reduction of 3‐indolemethanols proceeds via vinylogous iminium intermediates formed in situ in the presence of TosOH and Hantzsch ester.
ChemInform Abstract: Dual Roles of Sulfonyl Hydrazides: A Three‐Component Reaction to Construct Fully Substituted Pyrazoles Using TBAI/TBHP.
Authors: Zhang Jie , Shao Ying , Wang Hongxiang , Luo Qiang , Chen Jijun , Xu Dongmei , Wan Xiaobing 
Published: November 2014

AbstractAliphatic sulfonyl hydrazides can not be used in the reaction.
ChemInform Abstract: N‐Heterocyclic Carbene‐Palladium(II)‐1‐methylimidazole Complex‐Catalyzed Direct C—H Bond Arylation of (Benz)imidazoles with Aryl Chlorides.
Authors: Gu Zheng‐Song , Chen Wen‐Xin , Shao Li‐Xiong 
Published: November 2014

AbstractA facile, efficient, and alternative method for the C—H bond arylation of (benz)imidazoles with easily available aryl chlorides is presented.
ChemInform Abstract: A Practical Synthesis of Chiral Oxazolines Through a Highly Diastereoselective Coupling—Cyclization Reaction of N‐(Buta‐2,3‐dienyl)amides and Aryl Iodides.
Authors: Wang Nan , Chen Bo , Ma Shengming 
Published: November 2014

AbstractThe title reaction gives trans‐substituted oxazolines with high levels of diastereoselectivity.
ChemInform Abstract: Investigations on Intramolecular 1,3‐Dipolar Cycloadditions for the Synthesis of Isoxazolo‐Annulated Pyrrolidines, Piperidines and Azepanes.
Authors: Wuerdemann Martina , Christoffers Jens 
Published: November 2014

AbstractDifferent aminoaldehydes and their oximes are tested as suitable precursors of the title heterocycles.
ChemInform Abstract: A Facile and Efficient Synthesis of Functionalized 4‐Oxo‐2‐(phenylimino)thiazolidin‐5‐ylideneacetate Derivatives via a CuFe2O4 Magnetic Nanoparticles Catalyzed Regioselective Pathway.
Authors: Pal Gargi , Paul Sanjay , Das Asish R. 
Published: November 2014

AbstractThe catalyst can be reused for at least 6 cycles.
ChemInform Abstract: Two Sequential Multicomponent Reactions: Synthesis of Thiazolidin‐4‐yl‐1,3,4‐oxadiazoles under Mild Conditions.
Authors: Brockmeyer Fabian , van Gerven David , Saak Wolfgang , Martens Juergen 
Published: November 2014

AbstractThe title species (VI) and (VII) are prepared by an Asinger four component reaction providing 3‐thiazolines (III) and subsequent reaction of the latter with carboxylic acids and phosphorane (V).
ChemInform Abstract: Hierarchically Porous AlPO‐5‐Based Microspheres as Heterogeneous Catalysts for the Synthesis of 5‐Substituted 1H‐Tetrazoles via [3 + 2] Cycloaddition.
Authors: Kong Dan , Liu Yanyan , Zhang Juan , Li Hongbian , Wang Xiangyu , Liu Guangyu , Li Baojun , Xu Zheng 
Published: November 2014

AbstractA tungsten‐containing AlPO‐5 microporous molecular sieve (WAlPO‐5) is synthesized and employed as catalyst in the synthesis of aryltetrazoles from aryl cyanides and NaN3.
ChemInform Abstract: Asymmetric Conjugate Addition of Alkylzirconium Reagents to α,β‐Unsaturated Lactones.
Authors: Maciver Eleanor E. , Maksymowicz Rebecca M. , Wilkinson Nancy , Roth Philippe M. C. , Fletcher Stephen P. 
Published: November 2014

AbstractProduct (‐)‐(VI) represents a late‐stage intermediate in the synthesis of the natural product mitsugashiwalactone.
ChemInform Abstract: Synthesis of Isochromene‐Type Scaffolds via Single‐Flask Diels—Alder‐[4 + 2]‐Annulation Sequence of a Silyl‐Substituted Diene with Menadione.
Authors: Lee Jihoon , Panek James S. 
Published: November 2014

AbstractA four step synthesis of (II) starting from 4‐iodobut‐3‐yn‐1‐ol is described.
ChemInform Abstract: Asymmetric Organocatalytic Quadruple Cascade Reaction of 2‐Hydroxychalcone with Cinnamaldehyde for the Construction of Tetrahydro‐6H‐benzo[c]chromene Containing Five Stereocenters.
Authors: Liu Lingyan , Zhu Yunna , Huang Kaimeng , Wang Bing , Chang Weixing , Li Jing 
Published: November 2014

AbstractAn oxa‐Michael—Michael—Michael‐aldol condensation cascade provides complex benzochromane derivatives starting from simple 2‐hydroxychalcones and cinnamaldehydes.
ChemInform Abstract: Silver‐Catalyzed Synthesis of 3‐Phosphorated Coumarins via Radical Cyclization of Alkynoates and Dialkyl H‐Phosphonates.
Authors: Mi Xia , Wang Chenyang , Huang Mengmeng , Zhang Jianye , Wu Yusheng , Wu Yangjie 
Published: November 2014

AbstractOptimized conditions allow the preparation of a broad spectrum of target compounds bearing different substitution patterns.
ChemInform Abstract: Stereoelectronic Basis for the Kinetic Resolution of N‐Heterocycles with Chiral Acylating Reagents.
Authors: Hsieh Sheng‐Ying , Wanner Benedikt , Wheeler Philip , Beauchemin Andre M. , Rovis Tomislav , Bode Jeffrey W. 
Published: November 2014

AbstractA novel chiral acyl hydroxamate reagent is developed and its application to the kinetic resolution of N‐heterocycles is demonstrated.
ChemInform Abstract: Imino Glycals via Ruthenium‐Catalyzed RCM and Isomerization.
Authors: Schmidt Bernd , Hauke Sylvia , Muehlenberg Nino 
Published: November 2014

AbstractA ruthenium catalyzed tandem ring‐closing metathesis‐isomerization sequence allows the conversion of amines (I) and (III) into cyclic enamides (II) and imine glycals (IV), respectively.
ChemInform Abstract: Cascade Synthesis of Novel Functionalized Pyridine‐Fused Coumarins in Aqueous Medium.
Authors: Xiang Haoyue , Chen Jianyang , Miao Zehong , Yang Chunhao 
Published: November 2014

AbstractPyridine‐fused as well as pyrimidine‐fused coumarins are obtained in a catalyst‐free approach from chromone derivatives.
ChemInform Abstract: Fluorine Effects in Organocatalysis — Asymmetric Broensted Acid Assisted Lewis Base Catalysis for the Synthesis of Trifluoromethylated Heterocycles Exploiting the Negative Hyperconjugation of the CF3‐Group.
Authors: Volla Chandra M. R. , Das Arindam , Atodiresei Iuliana , Rueping Magnus 
Published: November 2014

AbstractA series of chiral dihydropyridazines (III) is readily prepared by cyclization of hydrazone (I) with α,β‐unsaturated aldehydes (II) in the presence of a silylated diarylprolinol catalyst followed by a TFA‐catalyzed dehydration of resulting hemiaminals.
ChemInform Abstract: P‐Toluenesulfonic Acid Catalyzed One‐Pot Synthesis of 4H‐Pyrido[1,2‐a]pyrimidin‐4‐one Derivatives.
Authors: Liu Wenjie , Wang Shaohua , Zhan Haiying , Li Mingshan 
Published: November 2014

AbstractEthyl 3,3‐diethoxypropanolate (II) can be substituted by methyl 3,3‐dimethoxypropanolate.