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90377-81-4 1-naphthalenesulfonicacid,4-[2-(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1h-pyrazol-4-yl)diaze

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Product Name 1-Naphthalenesulfonicacid,4-[2-(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)diazenyl]-3-hydroxy-7-nitro-,sodium salt (1:1)
CAS No. 90377-81-4
Synonyms 1-Naphthalenesulfonicacid,4-[(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo]-3-hydroxy-7-nitro-,monosodium salt (9CI)
Molecular Formula C20H15N5O7S・Na