918898-11-0

5,7-Dichloropyrido[4,3-d]pyrimidin-4(3H) 5,7-dichloro-1H-pyrido[4,3-d]pyrimidin-4-one 5,7-Dichloropyrido[4,3-d]pyrimidin-4(3H)-one 5,7-dichloro-3H,4H-pyrido[4,3-d]pyrimidin-4-one 5,7-Dichloropyrido[4,3-d]pyrimidin-4(3H)-one ISO 9001：2015 REACH