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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36条记录   Synthesis, characterization, and in vitro biological studies of some novel pyran fused pyrimidone derivatives [作者：MISTRY PRASHANT T; KAMDAR NIMESH R; HAVELIWALA DHAVAL D; PATEL SAURABH K,期刊：Journal of Heterocyclic Chemistry, 页码：349-357 , 文章类型： Article，,卷期：2012年49-2] A variety of pyrano[2,3-d]pyrimidine-5-one derivatives 5,6(a-j) have been synthesized from 6-amino-4-(substituted phenyl)-5-cyano-3-methyl-1-phenyl-1,4-dihydropyrano[2,3-c]pyrazole derivatives 4(a-j) via cyclization usin... Reaction of 2-Alkoxy-4,5-diphenyl-1,3-oxazin-6-one with different alcohols and elucidation of the products [作者：ASSADIESKANDAR AMIR; AMINI MOHSEN; HAUKKA MATTI; SHAFIEE ABBAS,期刊：Journal of Heterocyclic Chemistry, 页码：358-362 , 文章类型： Article，,卷期：2012年49-2] Reaction of 2-methoxy-4,5-diphenyl-1,3-oxazin-6-one 1a with methanol was studied, and the product of the reaction was determined by spectroscopic data and X-ray analysis. In addition, a series of (Z)-alkyl 3-(alkoxycarbo... Synthesis of new thieno[2,3-d]pyrimidines, thieno[3,2-e]pyridines, and thieno[2,3-d][1,3]oxazines [作者：KANAWADE SHRIKANT B; PATIL SHIVARAJ P; NIKAM PRASHANT S; GANGURDE SACHIN A; JACHAK MADHUKAR N; TOCHE RAGHUNATH B,期刊：Journal of Heterocyclic Chemistry, 页码：363-369 , 文章类型： Article，,卷期：2012年49-2] o-Aminothiophene dicarbonitrile 1 on neat reaction with cyclic ketones in anhydrous ZnCl2 yielded mixture of fused aminopyridine 3 and iminospirooxazine 4 derivatives. Similarly, pyrimidine derivatives 5 and 8 were obtai... Convenient syntheses of bulky group containing imidazolium ionic liquids [作者：KUMAR NEERAJ; JAIN RAHUL,期刊：Journal of Heterocyclic Chemistry, 页码：370-374 , 文章类型： Article，,卷期：2012年49-2] We report syntheses of bulky group containing imidazolium based ionic liquids. The bulky groups were introduced at N-1, C-2, and N-3 positions of the imidazole ring using convenient methodologies. J. Heterocyclic Chem., ... Tandem synthesis of 2,3-dihydroquinazolin-4(1H)-ones on grinding under solvent-free conditions [作者：DING QUANSHENG; ZHANG JILEI; CHEN JIUXI; LIU MIAOCHANG; DING JINCHANG; WU HUAYUE,期刊：Journal of Heterocyclic Chemistry, 页码：375-380 , 文章类型： Article，,卷期：2012年49-2] Citric acid promoted synthesis of a mini-library 2,3-dihydroquinazolin-4(1H)-ones with good to excellent yields is achieved by tandem reaction of anthranilamides (or anthranilhydrazides) with aldehydes on grinding at roo... Synthetic studies with 3-Oxo-N-[4-(3-oxo-3-phenylpropionylamino)-phenyl]-3-phenylpropionamide [作者：ABDELRAZEK FATHY M; SOBHY NEHAL A; METZ PETER; BAZBOUZ AKRAM A,期刊：Journal of Heterocyclic Chemistry, 页码：381-387 , 文章类型： Article，,卷期：2012年49-2] 3-Oxo-N-[4-(3-oxo-3-phenylpropionylamino)-phenyl]-3-phenylpropionamide 1 and its derivative 2-benzoyl-N-[4-(2-benzoyl-3-(dimethylamino-acryloylamino)-phenyl]-3-dimethylaminoacrylamide 12 are used for the synthesis of the... Efficient synthesis of pyrimido[5,4-c]pyridazines and of thiino[2,3-d]pyrimidines based on an aza-wittig reaction/heterocyclization strategy [作者：BARSY MAGDA A; EL RADY EMAN A; ISMAEL MOSTAFA A,期刊：Journal of Heterocyclic Chemistry, 页码：388-393 , 文章类型： Article，,卷期：2012年49-2] A simple one-pot and efficient method is described for the synthesis of pyrimido[5,4-c]pyridazines 5 and of thiino[2,3-d] pyrimidines 15 by a domino process involving an aza-Wittig reaction/heterocyclization. The iminoph... Synthesis of 3-(3,5-dinitropyrazol-4-yl)-4-nitrofurazan and its salts [作者：SHEREMETEV ALEKSEI B; YUDIN IGOR L; PALYSAEVA NADEZHDA V; SUPONITSKY KYRILL YU,期刊：Journal of Heterocyclic Chemistry, 页码：394-401 , 文章类型： Article，,卷期：2012年49-2] The annulation reaction of vinamidinium salt containing nitrofurazanyl moiety at the beta-position gives access to the corresponding pyrazole. At nitration, two nitro groups were installed to the pyrazole ring. The synth... Solvent-free synthesis of 2H-pyrans: One-pot reactions of dithiocarbamates, alkyl propiolates, and isocyanides [作者：HOSSAINI ZINATOSSADAT; ROSTAMICHARATIB FARAMARZ; HAJINASIRIA RAHIMEH; JAFARYANC HOJATOLLAH; SHAHRAKID MEHDI,期刊：Journal of Heterocyclic Chemistry, 页码：402-404 , 文章类型： Article，,卷期：2012年49-2] A novel, convenient, and an efficient approach to the synthesis of 2H-pyrans has been reported based on the multicomponent reaction. Solvent-free condition for the reaction of dithiocarbamates, alkyl propiolates and isoc... Solvent-free one-pot synthesis of pyrane derivatives [作者：ROSTAMICHARATI FARAMARZ; HOSSAINI ZINATOSSADAT; KHALILZADEH MOHAMMAD A; MOGHADDAM MAHBOUBE ISLAMI; BABAEI VAHID,期刊：Journal of Heterocyclic Chemistry, 页码：405-408 , 文章类型： Article，,卷期：2012年49-2] A straightforward and an efficient method for the synthesis of 2H-pyrans via the one-pot, reaction of alkyl bromides, carbon disulfide, secondary amines, activated acetylenes and isocyanides under solvent-free conditions... Tetrakis(acetonitrile)copper(I) hexafluorophosphate catalyzed coumarin synthesis via pechmann condensation under solvent-free condition [作者：SOLEIMANI EBRAHIM; KHODAEI MOHAMMAD MEHDI; BATOOIE NASIM; SAMADI SAADI,期刊：Journal of Heterocyclic Chemistry, 页码：409-412 , 文章类型： Article，,卷期：2012年49-2] Tetrakis(acetonitrile)copper(I) hexafluorophosphate (Cu(CH3CN)4PF6) is used as an efficient catalyst in the Pechmann condensation reaction of phenols with ethyl acetoacetate leading to the formation of coumarin derivativ... One-pot synthesis of tetrahydroindeno[1,2-b]pyrrolo-3-carboxylates derivatives [作者：AZIZIAN JAVAD; SHEIKHOLESLAMI FATEMEH; HOSSEINI JAVAD; MOHAMMADI MOHAMMADKAZEM; MIRZA BEHROOZ,期刊：Journal of Heterocyclic Chemistry, 页码：413-416 , 文章类型： Article，,卷期：2012年49-2] Tetrahydroindeno [1,2-b]pyrrole-3-carboxylate were synthesized in a one-pot procedure by the reaction of 1,3-dicarbonyl and activated carbonyl compounds such as benzyl or ninhydrin in ethanol/water in the presence of amm... Zinc chloride-catalyzed one-pot, three-component synthesis of 5,8-dihydro-5,8-dioxo-4H-chromene derivatives [作者：SRINIVAS VAKITI; RAO VEDULA RAJESWAR,期刊：Journal of Heterocyclic Chemistry, 页码：417-420 , 文章类型： Article，,卷期：2012年49-2] An efficient zinc chloride-catalyzed one-pot synthesis of 5,8-dihydro-5,8-dioxo-4H-chromene derivatives have been achieved by the reaction of 2,5-dihydroxy-6-undecyl-1,4-bezoquinone, cyanothioacetamide, and aromaticaldeh... Synthesis of cyclic N-nitrourethanes by the simultaneous oxidative desulfurization and nitration of cyclic thiourethanes [作者：WILLER RODNEY L; CAMPBELL CHRISTOPHER G; STOREY ROBSON F,期刊：Journal of Heterocyclic Chemistry, 页码：421-423 , 文章类型： Article，,卷期：2012年49-2] The reaction of five- and six-membered cyclic thiourethanes with acetyl nitrate results in a vigorous reaction that generates copious amounts of redbrown nitrogen oxide fumes and produces the corresponding cyclic N-nitro... InBr3-and AgOTf-catalyzed beckmann rearrangement of (E)-benzoheterocyclic oximes [作者：TANDON VISHNU K; AWASTHI ANOOP K; MAURYA HARDESH K; MISHRA PUSHYAMITRA,期刊：Journal of Heterocyclic Chemistry, 页码：424-427 , 文章类型： Article，,卷期：2012年49-2] Beckmann rearrangement of (E)-4-chromanone oxime, (E)-5-oximino-3,4-dihydro-1(2H)-benzoxepines, and (E)-5-oximino-3,4-dihydro-1(2H)-benzothiepine are catalyzed by InBr3 and AgOTf in refluxing acetonitrile resulting in th... Synthesis and antimicrobial activities of new 4,6-diaryl-4,5-dihydro-3-hydroxy-2H-indazoles [作者：AMUTHA PARASURAMAN; NAGARAJAN SAMUTHIRA,期刊：Journal of Heterocyclic Chemistry, 页码：428-432 , 文章类型： Article，,卷期：2012年49-2] A series of new 4,6-diaryl-4,5-dihydro-3-hydroxy-2H-indazoles 5a5k were synthesized by the cyclization of ethyl 2-oxo-4,6-diarylcyclohex-3-ene carboxylates 4a4k. The compounds were characterized by IR, 1H NMR, 13C NMR, 2...