D. Brousmiche et P. Wan, PHOTOGENERATION OF AN O-QUINONE METHIDE FROM PYRIDOXINE (VITAMIN-B-6)IN AQUEOUS-SOLUTION, Chemical communications, (4), 1998, pp. 491-492
Photolysis (254, 266 or 308 nm) of pyridoxine (vitamin B-6) in aqueous
solution gives an o-quinone methide efficiently which is trapped by M
eOH and ethyl vinyl ether.