4,6-二氯-5-甲基嘧啶 货号:C300169 英文名:4,6-Dichloro-5-methyl-pyrimidine 同义词:4,6-dichloro-5-methylpyrimidine CAS号:4316-97-6 分子式:C5H4Cl2N2 分子量:163.00 询价订购