3075-23-8
3-Oxobutanethioic acid S-ethyl ester
→
29871-83-8
3-methyl-2H-1,2-oxazol-5-one
+
78024-96-1
3-hydroxy-3-methylisoxazolidin-5-one
1517-96-0
3-methylisoxazolin-5-one
75-08-1
乙硫醇