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检索条件"主题词=Benzopyran"
3 条 记 录,以下是1-10 订阅
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Synthesis and Crystal Structure of 2-Amino- 3-ethoxycarbonyl-4-(4-chlorophenyl)-4H, 5H-pyrano-[3,2-c]-benzopyran-5-one
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Chinese Journal of Structural Chemistry 2004年 第7期23卷 773-777页
作者: 冯友健 蒋虹 高原 屠树江 史达清 Department of Chemistry Xuzhou Normal UniversityKey Laboratoryof Biotechnology on Medical Plant of JiangsuXuzhouJiangsu 221009China Department of Chemistry Shenzhen UniversityShenzhenGuangdong 518060China
The title compound 2-amino-3-ethoxycarbonyl-4-(4-chlorophenyl)-4H,5H-pyrano- [3,2-c]-benzopyran-5-one (C21H16ClNO5, Mr = 397.80) has been synthesized and characterized by X-ray crystallography. It crystallizes in tric... 详细信息
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Novel Synthesis of 2-Amino-3-ethoxycarbonyl benzopyrans with Onium Salt as Soluble Support
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Chemical Research in Chinese Universities 2011年 第3期27卷 435-440页
作者: ZHANG Li LU Cui-fen YANG Gui-chun CHEN Zu-xing Ministry-of-Education Key Laboratory for the Synthesis and Application of Organic Functional Molecules. Faculty of Chemistry and Chemical Engineering Hubei University Wuhan 430062 P. R. China
Task specific onium salt has been presented as soluble support in the synthesis of benzopyrans in this paper. This method allows for results by far superior to those reported other soluble supports and allows for very... 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
Efficient one-pot synthesis of 1,3-diaryl-3H-benzo[f]chromenes using ferric hydrogensulfate
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Chinese Chemical Letters 2010年 第12期21卷 1423-1426页
作者: Hossein Eshghi Gholam Hossein Zohuri Saman Damavandi Mohammad Vakili Department of Chemistry School of SciencesFerdowsi University of MashhadMashhad 91775-1436Iran School of Chemistry Damghan University of Basic SciencesP.O.Box 36715-364DamghanIran
An efficient and easy method for one-pot three-component synthesis of l,3-disubstituted-3H-benzo[f]chromenes by the condensation of naphtol,aromatic aldehyde derivatives and phenylacetylene in the presence of ferric h... 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