On the photoreactivity of 4,5-dithiophen-3-yl-[1,3]dithiol-2-one. The first preparation of a thieno[3,4-c]dithiine.
[reaction: see text]. Irradiation of 4,5-dithiophen-3-yl-[1,3]dithiol-2-one 1 at lambda > 330 nm gave the thieno[3,4-c]dithiine 2, the first example of this heterocyclic system
Celli
A M
AM
Department of Chemistry, University of Siena, Italy.
Donati
D
D
Ponticelli
F
F
Roberts-Bleming
S J
SJ
Kalaji
M
M
Murphy
P J
PJ