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Some new methods for preparing 2,3‐ and 3,4‐diaminopyridines
Author(s) -
Campbell J. B.,
Greene J. M.,
Lavagnino E. R.,
Gardner D. N.,
Pike A. J.,
Snoddy J.,
Taylor E. C.
Publication year - 1986
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.5570230306
Subject(s) - chemistry , organic chemistry , combinatorial chemistry
New methods of preparing 2,3‐diaminopyridine ( 13 ) from 2‐chloro‐3‐nitropyridine ( 11 ) and 3,4‐diaminopy‐ridine ( 8 ) from 4‐ethoxy‐3‐nitropyridine hydrochloride ( 5 ) have been explored and evaluated.