Journal of the Chemical Society. Chemical communications p. 765 - 766 (1983)
Update date:2022-08-23
Topics:
Kamigata, Nobumasa
Hashimoto, Satoshi
Fujie, Shin-ichi
Kobayashi, Michio
Photoisomerization of the benzisothiazol-3(2H)-ones (1) gives the dibenzo<1,4>thiazepin-10(11H)-ones (4) probably via homolytic cleavage of the S-N bond <(1) -> (2)>, cyclization of the biradical <(2) -> (3)>, followed by the formation of an aromatic ring together with 1,7 hydrogen transfer <(3) -> (4)>.
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(1953)Doi:10.1139/v01-071
(2001)Doi:10.1016/0040-4020(72)88110-9
(1972)Doi:10.1039/f19837902597
(1983)