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Novel chromophoric heterocycles based on maleimide and naphthoquinone
Author(s) -
Katritzky Alan R.,
Fan WeiQiang,
Li QiaoLing,
Bayyuk Shibli
Publication year - 1989
Publication title -
journal of heterocyclic chemistry
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.321
H-Index - 59
eISSN - 1943-5193
pISSN - 0022-152X
DOI - 10.1002/jhet.5570260401
Subject(s) - chemistry , maleimide , naphthoquinone , 1,4 naphthoquinone , combinatorial chemistry , photochemistry , organic chemistry
1‐Phenyl‐3,4‐dichloromaleimide, 1‐ n ‐propyl‐3‐bromomaleimide, and 2,3‐dichloro‐1,4‐naphthoquinone have been condensed with various mono‐ and bis‐nucleophiles to yield a range of novel dyes and pigments. Their visible absorption spectra are discussed.