S. Das et al., PHOTOCHEMICAL ELECTRON-TRANSFER ACROSS A LIQUID-LIQUID INTERFACE - METHYLENE BLUE-SENSITIZED DECARBOXYLATION OF SUBSTITUTED CARBOXYLIC-ACIDS, Tetrahedron letters, 36(8), 1995, pp. 1337-1340
Methylene Blue photocatalyzed electron transfer reactions of some subs
tituted carboxylic acids across the water/benzene interface lead to ef
ficient decarboxylation of these acids and the utility of this procedu
re has been demonstrated by the synthesis of some dihydrobenzopyran an
d dihydrobenzofuran derivatives.