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文章名     作者     期刊名     摘要     卷     期         如果没有找到您所需要的文献，请点击 ——此处申请     共40条记录   Reactions of 2-(Diformylmethylidene)-3,3-dimethylindole with Hydrazides: Synthesis of New Pyrazolylindolenine Derivatives-The Unprecedented One-Pot Pyrazole-Thiadiazole Double Annulation [作者：KHALEDI HAMID; ALI HAPIPAH MOHD; THOMAS NOEL FRANCIS; SEIK WENG NG,期刊：Journal of Heterocyclic Chemistry, 页码：663-670 , 文章类型： Article，,卷期：2011年48-3] A series of new pyrazolylindolenine derivatives has been synthesized through the reaction of 2-(diformylmethylidene)-3,3-dimethylindole (diformyl), prepared by the Vilsmeier reaction, with six different hydrazides. Altho... Ring and Side Chain Formylated Pyrazoles from Acetophenone Azines and Vilsmeier's Reagent [作者：MANIKANNAN RAMAIYAN; MUTHUSUBRAMANIAN SHANMUGAM,期刊：Journal of Heterocyclic Chemistry, 页码：671-677 , 文章类型： Article，,卷期：2011年48-3] Differently substituted acetophenone azines on treatment with excess phosphorous oxychloride in N,N-dimethylformamide have found to yield three products in each case. An acceptable mechanism has been suggested for the fo... Pyrazoles and Pyrazolo[4,3-e]pyrrolo[1,2-a]pyrazines II [作者：FARGHALY ABDELRAHMAN; ELKASHEF HUSSEIN,期刊：Journal of Heterocyclic Chemistry, 页码：678-683 , 文章类型： Article，,卷期：2011年48-3] Synthesis of the title compounds was achieved using the anils 2a-e and 5a-c derived from the 4-aminopyrazole 1 as starting materials. These compounds were allowed to react with mercaptoacetic acid in boiling dry benzene ... Synthesis of Tetracyclic System of 2,4-Di(tert-Butyl)-6,7-dihydrofuro[2 ',3 ':3,4]cyclohepta[1,2-b]indole [作者：BUTIN ALEXANDER V; KOSTYUKOVA OLGA N; TSIUNCHIK FATIMA A; UCHUSKIN MAXIM G; SERDYUK OLGA V; TRUSHKOV IGOR V,期刊：Journal of Heterocyclic Chemistry, 页码：684-690 , 文章类型： Article，,卷期：2011年48-3] For the first time, tetracyclic compounds, namely, furo[2',3':3,4]cyclohepta[1,2-b]indoles were synthesized by recyclization of ortho-substituted aryldifurylmethanes containing tert-butyl groups at C5 positions of the fu... Weak Interactions: Potency for Stabilization of Molecule in Solid State [作者：DUBEY RASHMI; TEWARI ASHISH KUMAR; RAVIKUMAR K; SRIDHAR B,期刊：Journal of Heterocyclic Chemistry, 页码：691-694 , 文章类型： Article，,卷期：2011年48-3] Weak interactions usually show a versatile property to stabilize the molecular conformation and crystal packing in solid state. Crystal packing and conformational property of the synthesized compound 1(3-cyano-4,6-dimeth... Novel Catalytic Bromolactonization of Alkenoic Acids Using Iodobenzene and Oxone (R) [作者：HE YAN; PU YE; SHAO BO; YAN JIE,期刊：Journal of Heterocyclic Chemistry, 页码：695-698 , 文章类型： Article，,卷期：2011年48-3] The novel catalytic reaction for bromolactonization of alkenoic acids is reported. When iodobenzene is used as recyclable catalyst in combination with Oxone (R) as terminal oxidant, the cyclization of various 4-pentenoic... Poly(N-Bromobenzene-1,3-disulfonamide) and N,N,N ',N '-Tetrabromobenzene-1,3-disulfonamide as a Mild and Efficient Catalyst for Chemoselective Thioacetalization of Carbonyl Functions and Transthioacetalization Reactions [作者：VEISI HOJAT; GHORBANIVAGHEI RAMIN; DADAMAHALEH SOMAYEH AKBARI,期刊：Journal of Heterocyclic Chemistry, 页码：699-705 , 文章类型： Article，,卷期：2011年48-3] Poly(N-bromobenzene-1,3-disulfonamide) and N,N,N',N'-tetrabromobenzene-1,3-disulfonamide are effective catalysts for chemoselective dithioacetalization of aldehydes in the presence of ketones under neutral conditions. An Intramolecular N-Arylation Approach to 3-Functionalized 4,9-Dihydropyrrolo[2,1-b]quinazolines [作者：SUTHIWANGCHAROEN NISARAPORN; POCHINI STEVEN M; SWEAT DANIEL P; STEPHENS CHAD E,期刊：Journal of Heterocyclic Chemistry, 页码：706-709 , 文章类型： Article，,卷期：2011年48-3] A series of 4,9-dihydropyrrolo[2,1-b]quinazolines containing electron withdrawing groups at the 3-position have been prepared by the palladium-catalyzed intramolecular N-arylation of some 2-aminopyrroles having a 2-bromo... Synthesis of Some Pyrano[2,3-c]pyrazoles [作者：PAVLIK JAMES W; ERVITHAYASUPORN VUTHICHAI; TANTAYANON SUPAWAN,期刊：Journal of Heterocyclic Chemistry, 页码：710-714 , 文章类型： Article，,卷期：2011年48-3] Synthetic methods have been developed to prepare pyrano[2,3-c]pyrazoles with various substituents at ring positions 1, 3, and 6. The H-1-and C-13-NMR properties of these products and their precursors are presented and di... Polycyclic N-Heterocyclic Compounds. Part 66: Synthesis of N-[2-([1,2,4]Oxadiazol-5-yl)cyclopenten-1-yl]formamide Oximes and Their Evaluation as Inhibitors of Platelet Aggregation [1] [作者：OKUDA KENSUKE; ZHANG YINGXUE; OHTOMO HIROMI; HIROTA TAKASHI; SASAKI KENJI,期刊：Journal of Heterocyclic Chemistry, 页码：715-719 , 文章类型： Article，,卷期：2011年48-3] N-[2-([1,2,4]Oxadiazol-5-yl)cyclopenten-1-yl]formamide oximes were synthesized by fusion of (6,7-dihydro-5H-cyclopenta[1,2-d]pyrimidin-4-yl)amidines and/or their amide oximes with hydroxylamine hydrochloride through a su... The -NH-(C=)-Br Functionality of Heteroaromatic Compounds as a Synthon for Fused Dihydrooxazoles [作者：CEGLA MAREK T; BARAN MARZENA; CZARNY AGNIESZKA; ZYLEWSKI MAREK; POTACZEK JOANNA; KLENC JEFF; STREKOWSKI LUCJAN,期刊：Journal of Heterocyclic Chemistry, 页码：720-723 , 文章类型： Article，,卷期：2011年48-3] Fused dihydrooxazoles are produced by the reaction of 8-bromoteophylline (1), 6-bromo-2-pyridone (7), or 2-bromobenzimidazole (11) with an N-substituted N-(2,3-epoxypropyl)amine. The product derived from 1 undergoes rear... Synthesis and X-Ray Analysis of 7-Bromoarbidol, an Impurity Standard of Arbidol [作者：TETERE ZENTA; KUMPINS VIKTORS; BELYAKOV SERGEY; ZICANE DAINA; TURKS MARIS,期刊：Journal of Heterocyclic Chemistry, 页码：724-728 , 文章类型： Article，,卷期：2011年48-3] For the first time, synthesis and X-ray analysis of 7-bromoarbidol hydrochloride is reported. The latter is a proven impurity of Arbidol which is an antiviral drug marketed in Russia and China. Synthesis and Fungicidal Activity of 1,3-Thiazoline Derivatives Bearing Nitrophenyl Group on the 2-Position [作者：ZHAO QIUYING; LI JING; YAN XIAOJING; YUAN HUIZHU; QIN ZHAOHAI; FU BIN,期刊：Journal of Heterocyclic Chemistry, 页码：729-732 , 文章类型： Article，,卷期：2011年48-3] Ortho-, meta-, or para-nitro benzoic acid were refluxed with excess SOCl2 to give acyl chloride, which condensed with beta-amino alcohol in the presence of Et3N in dichloromethane to afford beta-hydroxyamide; finally, su... A Scalable Nenitzescu Synthesis of 2-Methyl-4-(trifluoromethyl)-1H-indole-5-carbonitrile [作者：BOROS ERIC E; KALDOR ISTVAN; TURNBULL PHILIP S,期刊：Journal of Heterocyclic Chemistry, 页码：733-736 , 文章类型： Article，,卷期：2011年48-3] 2-Methyl-4-(trifluoromethyl)-1H-indole-5-carbonitrile is a key intermediate in the synthesis of selective androgen receptor modulators discovered in these laboratories. A practical and convergent synthesis of the title c... 7-Azacinnolin-4(1H)-one Preparation and NMR Studies of Tautomery [作者：STOCKMANN VEGAR; PRIMPKE SEBASTIAN; FIKSDAHL ANNE,期刊：Journal of Heterocyclic Chemistry, 页码：737-741 , 文章类型： Article，,卷期：2011年48-3] As part of our current investigations of nitropyridines, we hereby report the preparation of a new annulated heterocycle by C-azo coupling. Thus, the azacinnoline, pyrido[3,4-c]pyridazin-4(1H)-one (38%), was prepared fro... Ammonium Metavanadate As an Efficient Catalyst for the Synthesis of 2,4,5-Triaryl-1H-imidazoles [作者：NIRALWAD KIRTI S; SHINGATE BAPURAO B; SHINGARE MURLIDHAR S,期刊：Journal of Heterocyclic Chemistry, 页码：742-745 , 文章类型： Article，,卷期：2011年48-3] Ammonium metavanadate (NH4VO3) is an inexpensive, efficient and mild catalyst for the synthesis of 2,4,5-triaryl-1H-imidazole from the one-pot three-component condensation of benzil/benzoin, an aldehyde and ammonium acet...