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CAS NO:6687-89-4
CAS:
6687-89-4
英文名称:
3,4-dihydro-alpha-cyano-1(2h)-quinoxalineacrylic aci ethyl ester
alpha-cyano-3,4-dihydro-1(2h)-quinoxalineacrylic acid ethyl ester
3,4-dihydro-alpha-cyano-1(2h)-quinoxalineacrylic aciethyl ester
