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874657-36-0 2-butenoic acid,2-cyano-3-(3-oxo-3h-naphtho[2,1-b]pyran-2-yl)-4-thiocyanato-, ethylester

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Product Name 2-Butenoic acid,2-cyano-3-(3-oxo-3H-naphtho[2,1-b]pyran-2-yl)-4-thiocyanato-, ethylester
CAS No. 874657-36-0
Molecular Formula C21H14N2O4S