5-氯-2-氰基吡啶 5-Chloro-2-Cyanopyridine 89809-64-3;2-
5-氯-2-氰基吡啶5-Chloro-2-Cyanopyridine89809-64-3C6H3ClN2138.552-溴-5-氰基吡啶2-Bromo-5-cyanopyridine139585-70-9C6H3BrN2183.01)
主营：OrgSynChem (Beijing) Technology Co., LTD. 医药中间体，定制合成，Custom synthesis
| 业务 QQ： | 664033098 |