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检索条件"主题词=Solvent-free reactions"
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BF_3·OEt_2 Promoted solvent-free Synthesis of Benzimidazole Derivatives
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Chinese Chemical Letters 2006年 第4期17卷 453-456页
作者: Rahul R.NAGAWADE Devanand B.SHINDE Division of Medicinal Chemistry-New Drug Discovery Wockhardt Research CentreAurangabad-431210 (M.S.)India Department of Chemical TechnologyDr.Babasaheb Ambedkar Marathwada UniversityAurangabad-431004 (M.S.)India Department of Chemical Technology Dr.Babasaheb Ambedkar Marathwada UniversityAurangabad-431004 (M.S.)India
Differently substituted benzimidazoles have been synthesized in very good yields in solvent-free conditions from o-phenylenediamine and aldehydes in the presence of BF3·OEt2 as a catalyst. The method is applicable to... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
Melamine trisulfonic acid:A new,efficient and recyclable catalyst for the synthesis of 3,4-dihydropyrimidin-2(1H)-ones/thiones in the absence of solvent
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Chinese Chemical Letters 2011年 第3期22卷 318-321页
作者: Farhad Shirini Mohammad Ali Zolfigol Jalal Albadi Department of Chemistry College of ScienceUniversity of GuilanRasht 41335Islamic Republic of Iran College of Chemistry Bu-Ali Sina UniversityHamadanIslamic Republic of Iran
Melamine trisulfonic acid(MTSA) can be used as an efficient and recyclable catalyst for the promotion of the synthesis of 3,4- dihydropyrimidin-2(1H)-ones/thiones(DHPMs) in the absence of *** reactions were perf... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
The Three-component One-pot Synthesis of 4,6-Diarylpyrimidin-2(1h)-ones and 9-Phenyl-8-oxa-10,12-diaza-tricyclo[7.3.1.0^(2,7)]trideca-2(7),3,5-trien-11-one
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复旦学报(自然科学版) 2007年 第5期46卷 766-页
作者: F.Derikvand M.M.Heravi L.Ranjbar Department of Chemistry School of sciencesAzzahra University
1 Results Pyrimidinones (PMs) are a class of important heterocycles which have been well documented throughout the literature due to their biological importance. They exhibit a wide range of pharmaceutical and therape... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论