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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41条记录   Synthesis and Structure of Substituted 5-Phenoxy-1,2,4-dithiazole-3-ones [作者：PONOMAROV OLEKSANDR; PADELKOVA ZDENKA; HANUSEK JIRI,期刊：Journal of Heterocyclic Chemistry, 页码：1225-1228 , 文章类型： Article，,卷期：2011年48-6] Seven new substituted 5-phenoxy-1,2,4-dithiazole-3-ones were prepared in modest yield (53-76%) from corresponding O-phenyl thiocarbamates and chlorocarbonylsulfenyl chloride in dry ether at -10 degrees C. All of the comp... Synthesis, Characterization, and Evaluation of Antimicrobial Activities of a New Class of Macrocyclic Phosphonates [作者：REDDY G CHANDRA SEKHAR; SANKAR A UMA RAVI; REDDY M VEERA NARAYANA; RANI C RADHA; REDDY C SURESH,期刊：Journal of Heterocyclic Chemistry, 页码：1229-1233 , 文章类型： Article，,卷期：2011年48-6] A series of a new class of phosphorus analogue macrocycles was accomplished by condensation of N-substituted-[bis(3,5-dimethyl-2-hydroxybenzyl)]-amines with various phosphorus dichlorides in dry toluene in the presence o... Synthesis of Spiroheterocycles Derived from Benzo[f]chromanone [作者：PATI ANITA; MOHAPATRA SNIGDHA; BEHERA RAJANI K,期刊：Journal of Heterocyclic Chemistry, 页码：1234-1237 , 文章类型： Article，,卷期：2011年48-6] The syntheses of an important class of hitherto unreported spiro derivatives containing benzo[f]chromanone moiety involving very simple cyclocondensation reactions are described. Installation of pharmacologically active ... Synthesis of Novel Piperidyl Spirofused Benzofurans/Benzopyrans by Radical Cyclization [作者：TANG ZILONG; MAYRARGUE JOELLE; ALAMI MOUAD,期刊：Journal of Heterocyclic Chemistry, 页码：1238-1242 , 文章类型： Article，,卷期：2011年48-6] Several new piperidyl spirofused benzofurans and piperidyl spirofused benzopyrans were synthesized via an intramolecular radical cyclization as the key step. It was found that the yield of the formation of five-member ri... New Heterocycles of 2,3-Diaryl-Substituted Maleic Hydrazides [作者：SHIH HSIENCHENG; SHIH RENSHUAY J; CARSON DENNIS A,期刊：Journal of Heterocyclic Chemistry, 页码：1243-1250 , 文章类型： Article，,卷期：2011年48-6] 2,3-Diaryl-substituted maleic anhydrides were prepared by a modified one-pot synthesis of Perkin condensation using mixed sodium salts of arylglyoxylic acid and arylacetic acid with acetic anhydride in 1,4-dioxane. The t... Synthesis and alpha-Glucosidase Inhibitory, DPPH Scavenging Activity of Substituted 2-Oxo-2H-chromen-7-yl-dihydrogen Phosphate Derivatives [作者：KUMAR J ASHOK; TIWARI ASHOK K; ALI A ZEHRA; RAO R RANGA; RAJU B CHINA,期刊：Journal of Heterocyclic Chemistry, 页码：1251-1257 , 文章类型： Article，,卷期：2011年48-6] Series of phosphorylated coumarin derivatives (4a-j) were synthesized by Pechmann condensation, phosphorylation, and debenzylation reactions in very good yields. Thus, synthesized compounds ( 4a-j) were evaluated for the... A New Conjugated Addition of Trialkyl Phosphites and Alkylidenephosphoranes to 3-omega-Azideoacetyl Coumarin Synthesis of Some 1,2,3,4-Triazaphospholes, Triazoles, and Azido-Coumarin Derivatives [作者：SEDIEK ASHRAF A; SHADDY ABEER A; ABDOU WAFAA M,期刊：Journal of Heterocyclic Chemistry, 页码：1258-1263 , 文章类型： Article，,卷期：2011年48-6] A new and efficient conjugate addition of trimethyl and triethyl phosphites to 3-omega-azidoacetylcoumarin (1) has been studied. The reaction proceeded smoothly at r. t. furnishing 1,2,3,4-triazaphosphole coumarin deriva... An Improved Procedure for the Three-Component Synthesis of Benzo[g]chromene Derivatives Using Basic Ionic Liquid [作者：YU YI; GUO HONGYUN; LI XIAOJUN,期刊：Journal of Heterocyclic Chemistry, 页码：1264-1268 , 文章类型： Article，,卷期：2011年48-6] A basic ionic liquid, 1-butyl-3-methyl imidazolium hydroxide ([bmim]OH), efficiently promotes a one-pot, three-component condensation of aromatic aldehydes, malononitrile or ethyl cyanoacetate, and 2-hydroxy-1,4-naphthoq... Design and Synthesis of Some Novel Quinoline Derivatives as Anticancer and Radiosensitizing Agents Targeting VEGFR Tyrosine Kinase [作者：GHORAB MOSTAFA M; RAGAB FATMA A; HEIBA HELMY I; GHORAB WALID M,期刊：Journal of Heterocyclic Chemistry, 页码：1269-1279 , 文章类型： Article，,卷期：2011年48-6] Quinoline derivatives posses many types of biological activities and have been reported to show significant anticancer activity. There is a variety of mechanisms for the anticancer activity and the most distinguished mec... Cyanoacetamide in Heterocyclic Chemistry: Synthesis, Antitumor and Antioxidant Activities of Some New Benzothiophenes [作者：EL BIALY SERRY A A; GOUDA MOUSTAFA A,期刊：Journal of Heterocyclic Chemistry, 页码：1280-1286 , 文章类型： Article，,卷期：2011年48-6] Cyanoacylation of 2-amino-tetrahydrobenzothiophene-3-carboxylate ethyl ester with 3-(3,5-dimethyl-1H-pyrazol-1-yl)-3-oxopropanenitrile afforded cyanoacetamide 2. The later was utilized as key intermediate for the synthes... Novel Sulfenamides as Promising Acetylcholinesterase Inhibitors [作者：PROENCA CARLA; LUISA SERRALHEIRO M; EDUARDA ARAUJO M; PAMPLONA TERESA; SANTOS SUSANA; SOLEDADE SANTOS M; FRAZAO FATIMA,期刊：Journal of Heterocyclic Chemistry, 页码：1287-1294 , 文章类型： Article，,卷期：2011年48-6] Several sulfenamide derivatives were designed as possible acetylcholinesterase (AChE) inhibitors. New sulfenamides were synthesized and proved to be stable under the physiological conditions used in the enzymatic assays.... Coupling of Two Diazotized 3-Aminothieno[3,4-c]coumarins with Aromatic Amines [作者：FONDJO EMMANUEL SOPBUE; TSEMEUGNE JOSEPH; SONDENGAM BEIBAM LUC; OPPENLAENDER THOMAS; WABO HIPPOLYTE KAMDEM; TANE PIERRE; CONNOLLY JOSEPH D; DEHAEN WIM; ROHAND TAOUFIK; KIKUCHI HARUHISA; OSHIMA YOSHITERU,期刊：Journal of Heterocyclic Chemistry, 页码：1295-1301 , 文章类型： Article，,卷期：2011年48-6] The coupling reactions of two diazotized 3-aminothieno[3,4-c]coumarins were investigated. Compounds 1a,b both react with sodium nitrite in concentrated sulphuric acid at 0-5 degrees C to give the diazotized intermediates... Bismuth Triflate-L(-)-Proline Catalyzed Synthesis of Chiral 2,5-Diaryl-2,3-dihydropyrano[2,3-b]quinolin-4-ones [作者：MAHAJAN NITU; KOUL SURRINDER; RAZDAN TEJ K,期刊：Journal of Heterocyclic Chemistry, 页码：1302-1307 , 文章类型： Article，,卷期：2011年48-6] The synthesis of chiral (2R) 2,5-diaryl-2,3-dihydropyrano[2,3-b]quinolin-4-ones, was achieved, at ambient temperature, by the reaction of 3-acetyl-4-aryl-carbostyril and an aldehyde, in the presence of bismuth triflate-L... Synthesis and Conversion of 6-Fluoro Derivatives of 1,3,4-Thiadiazolo-[3,2-a]pyrimidine [作者：KUKANIEV MUHAMADSHO A; PARKANYI CYRIL,期刊：Journal of Heterocyclic Chemistry, 页码：1308-1311 , 文章类型： Article，,卷期：2011年48-6] 2-Alkyl-, 2-aryl-, and 2-halo-substituted derivatives of 7-methyl-6-fluoro-1,3,4-thiadiazolo[3,2-a]pyrimidin-6-one (3) were prepared by reaction of 2-substituted 5-amino-1,3,4-thiadiazoles (1) and ethyl 2-fluoroacetoacet... Unanticipated Products from Reductive and Oxidative Cleavages of 1-Substituted 3,3-diphenyl-1 '-methylspiro [azetidine-2,3 '-indoline]-2 ',4-diones [作者：SINGH GIRIJA S; LUNTHA PATRICK M,期刊：Journal of Heterocyclic Chemistry, 页码：1312-1316 , 文章类型： Article，,卷期：2011年48-6] Titled spiroazetidinones 1a,b undergo reductive cleavage on treatment with excess lithium aluminum hydride forming 3-benzhydryl-1-methylindole as the main product together with a gamma-amino alcohol depending upon the su... Synthesis of Some New 1H-Benzimidazole-2-carboxamido Derivatives and Their Antimicrobial Activitiy [作者：OZDEN SECKIN; USTA FIGEN; ALTANLAR NURTEN; GOKER HAKAN,期刊：Journal of Heterocyclic Chemistry, 页码：1317-1322 , 文章类型： Article，,卷期：2011年48-6] 5,6-Dichloro-2-hydroxymethyl-1H-benzimidazole (1) was prepared by the cyclization of 4,5-dichloro-o-phenylenediamine with glycolic acid, then, alcohol group of 1 was converted to carboxylic acid (2). The final products 5...