67-56-1
甲醇
+
62285-47-6
2-diazonio-1-(dimethylamino)ethenolate
→
2679-13-2
1-methylazetidin-2-one
4128-76-1
2-methoxy-N,N-dimethylacetamide
79-44-7
二甲氨基甲酰氯
124-41-4
甲醇钠
2675-89-0
2-氯-N,N-二甲基乙酰胺