100-48-1
4-氰基吡啶
+
67-56-1
甲醇
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~65%
1453-82-3
4-吡啶甲酰胺
35451-46-8
methyl pyridine-4-carboximidate
124-41-4
甲醇钠
6345-27-3
4-甲脒基吡啶水合盐酸盐