5-***烟酸乙酯 Ethyl 5-bromonicotinate,20986-40-7
5-***烟酸乙酯Ethyl5-bromonicotinate;Ethyl5-bromopyridine-3-carboxylate,20986-40-7,C8H8BrNO2230.06)
北京奥凯德生物医药科技有限公司
业务 QQ: 664033098