Tetrahedron Letters p. 4237 - 4240 (1983)
Update date:2022-08-04
Topics:
Kuzuya, Masayuki
Tanaka, Mitsushi
Okuda, Takachiyo
Methoxy substituent effect and topotactic assistance by the methylene chain of n-methylene dicinnamates upon the photocyclization to the cyclobutane derivatives was explored and the relative efficiencies were rationalized in terms of the odd electron densities of S1 state obtained by the CNDO/S-CI excited state calculation.
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