1708-29-8
2,5-二氢呋喃
+
14337-43-0
氯代肟基乙酸乙酯
→
~34%
109022-73-3
Ethyl 3a,4,6,6a-tetrahydrofuro[3,4-d][1,2]oxazole-3-carboxylate
861135-87-7
chlorohydroxyimino-acetic acid ethyl ester