Synthesis and Diels-Alder reactions of the benzo[4,5]thieno[2,3-c]pyrrole ring system

被引:7
作者
Sha, CK [1 ]
Hsu, HY [1 ]
Cheng, SY [1 ]
Kuo, YL [1 ]
机构
[1] Natl Tsing Hua Univ, Dept Chem, Hsinchu 300, Taiwan
关键词
benzo[4,5]thieno[2,3-d]pyridazine; retro-malonate addition; 1,3-dipolar cycloaddition-cycloreversion; Knoevenagel condensation; dibenzothiophene;
D O I
10.1016/S0040-4020(03)00074-7
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
The first synthesis of the parent compound of the benzo[4,5]thieno[2,3-c]pyrrole ring system and its derivatives, as well as their Diels-Alder reactions with DMAD and N-phenylmaleimide are reported. A new synthesis of the benzo[4,5]thieno[2,3-d]pyridazine ring system is also described. (C) 2003 Elsevier Science Ltd. All rights reserved.
引用
收藏
页码:1477 / 1481
页数:5
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