INTRAMOLECULAR (2+2) PHOTOCYCLOADDITION .13. SYNTHESIS AND STRUCTURAL-ANALYSIS OF DIMETHOXY[2.N]METACYCLOPHANES

被引:21
作者
OKADA, Y
MABUCHI, S
KURAHAYASHI, M
NISHIMURA, J
机构
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D O I
10.1246/cl.1991.1345
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Dimethoxy[2.n]metacyclophanes were obtained in 46 - 68% yields through [2 + 2] photocycloaddition of corresponding styrene derivatives. These metacyclophanes were assigned to be of syn-conformation (n = 3, 4, 5, and 6) or the mixture of syn- and anti-conformers with the syn/anti ratio of 4/3 (n = 2).
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页码:1345 / 1348
页数:4
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