166520-81-6 2H-1-Benzopyran-6-sulfonic acid, 2-oxo-,2-[(phenylamino)carbonyl]hydrazide

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Basic

CAS No. 166520-81-6
Product Name 2H-1-Benzopyran-6-sulfonic acid, 2-oxo-,2-[(phenylamino)carbonyl]hydrazide
Molecular Formula C16H13N3O5S

Physical property