Free release

649557-97-1 2h-1-benzopyran-6-sulfonic acid, 2-oxo-,4-[1-[(aminocarbonyl)hydrazono]ethyl]phenyl este

service@apichina.com
Product Name 2H-1-Benzopyran-6-sulfonic acid, 2-oxo-,4-[1-[(aminocarbonyl)hydrazono]ethyl]phenyl ester
CAS No. 649557-97-1
Molecular Formula C18H15N3O6S