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Electrophilic substitution of diazonium salts in 2‐amino‐4‐(alkyl or aryl)oxazoles
Author(s) -
Crank George,
Mekonnen Belew
Publication year - 1992
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.5570290617
Subject(s) - chemistry , aryl , electrophile , electrophilic substitution , diazonium compounds , yield (engineering) , alkyl , organic chemistry , medicinal chemistry , catalysis , materials science , metallurgy
Aryl diazonium fluoborates react readily with 2‐amino‐4‐alkyloxazoles and 2‐amino‐4‐aryloxazoles under mild conditions. The products are the corresponding 5‐arylazo derivatives formed, in 44‐98% yield free from side products.