Results
1
-
1
of
1
Synthesis and spectral characteristics of photochromic 1u2032,3u2032,3u2032-trimethyl-6-nitro-7-phenyl-2H-chromene-2-spiro-2u2032-indoline
,
Chemistry of Heterocyclic Compounds
[DOI: 10.1007/BF00523963]