A. Ajayaghosh et al., NOVEL PHOTOTRANSFORMATION OF O-NITROBENZYLIC POLYMERS TO AZOPOLYMERS, Journal of the Chemical Society, Chemical Communications, (4), 1994, pp. 423-424
Synthesis and phototransformations of a polymer bearing two o-nitroben
zylic chromophores at symmetrical positions per repeating unit to a po
lar photochromic azopolymer are described.