Synonyms: Diaminopyridinehydrochloride; ca. 96%; 2,5-Diaminopyridine ?2 HCl; 2,5-AMINOPYRIDINE DIHYDROCHLORIDE; 2,5-DIAMINOPYRIDINE 2HCL; IFLAB-BB F1995-0191; pyridine-2,5-diamine dihydrochloride; 2,5-Diaminopyridine-2-hydrochloride; 2,5-Diamino-pyridine hydrochloride; 2,5-Diaminopyridine HCl; 2,5-Diaminopyridine dihydrochloride 96%