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Strongly fluorescent dipyrrinones—substituent effects
Author(s) -
Boiadjiev Stefan E.,
Lightner David A.
Publication year - 2004
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.5570410631
Subject(s) - chemistry , substituent , fluorescence , pyrimidine , medicinal chemistry , photochemistry , stereochemistry , physics , quantum mechanics
Bright yellow N,N'‐carbonyl‐bridged dipyrrinones (substituted 3 H ,5 H ‐dipyrrolo[1,2‐ c :2′,1′‐ f ]pyrimidine‐3,5‐diones) were synthesized by reaction of the parent dipyrrinone with carbonyldiimidazole. Their solutions in organic solvents fluoresced strongly, with fluorescent quantum yields (ϕ F )0.32‐0.92.