Towards the first synthesis of salvianolic acid F: An unexpected intramolecular Diels-Alder cyclisation

被引:10
作者
Dalla, V [1 ]
Cotelle, P [1 ]
机构
[1] Univ Lille 1, ENSCL, CNRS, Chim Organ Phys Lab, F-59655 Villeneuve Dascq, France
关键词
D O I
10.1016/S0040-4039(98)01896-6
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
The reaction of tetramethylsalvianolic acid F 3 with BBr3 led to the expected salvianolic acid F 2 in 10% yield. 2 underwent Diels-Alder cyclisation to 5 or cyclisation to benzofuran 6 depending on the reaction conditions. (C) 1998 Elsevier Science Ltd. All rights reserved.
引用
收藏
页码:8285 / 8286
页数:2
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