p-[4,5-Dihydro-4-[3-[5-hydroxy-3-methyl-1-(4-sulphophenyl)-1H-pyrazol-4-yl]but-2-enylidene]-3-methyl-5-oxo-1H-pyrazol-1-yl]benzenesulphonic acid

Supplier Alfa Chemistry
Product # ACM27981700
CAS # 27981-70-0
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