A NOVEL MONOCYCLIC DIENEDIYNE SYSTEM - SYNTHESIS AND MODE OF AROMATIZATION

被引:16
作者
TOSHIMA, K
YANAGAWA, K
OHTA, K
KANO, T
NAKATA, M
机构
[1] Department of Applied Chemistry, Keio University, Kohoku-ku, Yokohama, 223
关键词
D O I
10.1016/S0040-4039(00)76761-X
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
The novel monocyclic dienediyne 2, which is a simplified analogue of the neocarzinostatin chromophore (1), was synthesized from D-xylitol via conversion of the keto-aldehyde 13 into the highly strained 10-membered ring compound 14 by a simple intramolecular aldol condensation as the key step. The mode of cycloaromatization of 2 by a thiol addition, reminiscent of the chemistry of 1, was also demonstrated.
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页码:1573 / 1576
页数:4
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