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36139-27-2 benzenesulfonic acid,3-[(5-cyano-1,6-dihydro-2-hydroxy-1,4-dimethyl-6-oxo-3-pyridinyl)azo

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Product Name Benzenesulfonic acid,3-[(5-cyano-1,6-dihydro-2-hydroxy-1,4-dimethyl-6-oxo-3-pyridinyl)azo]-,phenyl ester
CAS No. 36139-27-2
Molecular Formula C20H16N4O5S