中国科学院机构知识库网格
Chinese Academy of Sciences Institutional Repositories Grid
1,3-Dipolar cycloaddition reaction of 3-trifluoromethyl-4-diazopyrazolinones with acetylenedicarboxylates

文献类型:期刊论文

作者Zhang ZH(张振华) ; Wang XW(王晓炜) ; Song T(宋涛) ; Zhu SZ(朱仕正)
刊名Tetrahedron
出版日期2012
卷号68期号:30页码:5969-5978
ISSN号0040-4020
其他题名三氟甲基吡唑酮重氮类化合物与丁炔酸二乙酯的1,3-偶极环加成反应
通讯作者朱仕正
英文摘要Refluxing of 3-trifluoromethyl-4-diazopyrazolinones 1 with dimethyl acetylenedicarboxylates 2 in toluene for 48 h afforded trifluoromethyl-substituted pyrazolo [1,5-d][1,2,4]triazin-7-ones, which resulted from the [3+2] dipolar cycloaddition followed by a rearrangement of the initially produced spiro 3H-pyrazole adducts. However, when 1 was heated to 160 degrees C in dichlorobenzene (o-DCB) for 8 h, it lost nitrogen and reacted with 2 to give 3-trifluoromethyl furo[2,3-c]pyrazoles. (C) 2012 Elsevier Ltd. All rights reserved.
学科主题氟化学
收录类别SCI
原文出处http://dx.doi.org/10.1016/j.tet.2012.05.062
语种英语
WOS记录号WOS:000306042000002
公开日期2013-08-23
源URL[http://202.127.28.38/handle/331003/28227]  
专题上海有机化学研究所_中科院有机氟化学重点实验室
推荐引用方式
GB/T 7714
Zhang ZH,Wang XW,Song T,et al. 1,3-Dipolar cycloaddition reaction of 3-trifluoromethyl-4-diazopyrazolinones with acetylenedicarboxylates[J]. Tetrahedron,2012,68(30):5969-5978.
APA 张振华,王晓炜,宋涛,&朱仕正.(2012).1,3-Dipolar cycloaddition reaction of 3-trifluoromethyl-4-diazopyrazolinones with acetylenedicarboxylates.Tetrahedron,68(30),5969-5978.
MLA 张振华,et al."1,3-Dipolar cycloaddition reaction of 3-trifluoromethyl-4-diazopyrazolinones with acetylenedicarboxylates".Tetrahedron 68.30(2012):5969-5978.

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来源:上海有机化学研究所

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