151803-99-5Relevant articles and documents
SYNTHESIS AND PHOTOCHEMICAL PROPERTIES OF peri-PHENOXY DERIVATIVES OF 6H-ANTHRA-6-PYRAZOLONE (PYRAZOLANTHRONE)
Sokolyuk, N. T.,Pisulina, L. P.,Kozhevnikova, E. I.
, p. 1761 - 1768 (2007/10/02)
5- and 7-Phenoxy-substituted 6H-anthra-6-pyrazolones (pyrazolanthrones) and their 2-butyl and 2-acetyl derivatives were synthesized; 2-acetyl-5-phenoxypyrazolanthrone is photochromic.The photochromism of 7-phenoxypyrazolanthrones is complicated by