74058-81-4
3-methyl-1-(2-sulfanylidene-1,3-thiazolidin-3-yl)butan-1-one
+
51-45-6
组胺
→
~75%
23100-08-5
N-[2-(1H-imidazol-5-yl)ethyl]-3-methylbutanamide
108-12-3
异戊酰氯