79-14-1
羟基乙酸
+
791121-01-2
isobutyric acid 2,2-dimethoxy-ethyl ester
→
~80%
444730-16-9
(4-oxo-1,3-dioxolan-2-yl)methyl 2-methylpropanoate
33581-77-0
三甲基硅基三甲硅氧基醋酸酯
116528-06-4
2-oxoethyl 2-methylpropanoate