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71401-45-1 1h-pyrazole-3-carboxylic acid,4-[[3-[(2-chloroethenyl)sulfonyl]phenyl]azo]-4,5-dihydro-5-

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Product Name 1H-Pyrazole-3-carboxylic acid,4-[[3-[(2-chloroethenyl)sulfonyl]phenyl]azo]-4,5-dihydro-5-oxo-1-(4-sulfophenyl)-, disodium salt
CAS No. 71401-45-1
Molecular Formula C18H13ClN4O8S2・2Na