4-chloro-6-methyl-quinazoline;6-methyl-4-chloroquinazoline;4-Chlor-6-methyl-chinazolin;4-Chlor-6-methylquinazolin;
陕西缔都新材料有限公司
联系商家时请提及chemicalbook,有助于交易顺利完成!
缔都医药