2741-10-8Relevant articles and documents
Base Promoted Transformation on Thiadiazolopyridinium Chlorides
Martinez, Ana,Castro, Ana,Fayet
, p. 337 - 340 (1997)
1,2,4-Thiadiazolo[2,3-a]pyridinium chlorides undergo a very facile base promoted transformation to give bispyridilimino-1,2,4-thiadiazolidines. The unequivocal structural assignment of these last compounds was achieved by spectroscopic 1H, 13C and 15N two dimensional methods.
New synthetic route to 1,2,4-thiadiazolines and 1,3- thiazolines via thiadiazolopyridinium salts
Martinez, Ana,Castro, Ana,Fonseca, Isabel,Ripoll, Martin Martinez-,Cano, Felix H.,Albert, Armando
, p. 2657 - 2666 (2007/10/03)
A new efficient synthesis of 1,2,4-thiadiazolidines and 1,3- thiazolidines bearing 2-pyridylimino substituents using thiadiazolopyridinium chlorides as intermediates is described. The mechanism probably involves a base promoted nucleophilic addition of thiadiazolopyridinium salts to nitriles and ketones.
Substituted heterocyclic thioureas. I. Antitubercular activity.
GLASSER,DOUGHTY
, p. 1031 - 1033 (2007/10/04)
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