PHOTOOXYGENATION OF 3-SILYLOXYBENZOFURANS AND 2-SILYLOXYBENZOFURANS - REARRANGEMENT OF DIOXETANES VIA ALPHA-SILYLPEROXY KETONES TO KETOESTER CLEAVAGE PRODUCTS

被引:8
作者
ADAM, W
KADES, E
WANG, XH
机构
[1] Institute of Organic Chemistry, University of Würzburg, D-8700 Würzburg, Am Hubland
关键词
D O I
10.1016/0040-4039(90)80200-6
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
Photooxygenation of 2-methyl-3-silyloxybenzofurans 1 afforded isolable dioxetanes 2, the latter rearranged via α-silylperoxy ketones 3 to cleavage products 4; 2-silyloxy-3-methylbenzofuran 6 with 1O2 gave the more stable dioxetane 7. © 1990.
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页码:2259 / 2262
页数:4
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