175551-77-6
2-溴甲基-4-噁唑羧酸甲酯
→
~98%
208465-72-9
(2-氯甲基)恶唑-甲酸甲酯
289030-37-1
~96%
866324-08-5
methyl 2-(dichloromethyl)-1,3-oxazole-4-carboxylate