1119-18-2
lithium,but-1-yne
+
138517-57-4
N-methoxy-N,2,2,5-tetramethyl-1,3-dioxane-5-carboxylic acid amid
→
~86%
129539-99-7
1-(2,2,5-trimethyl-1,3-dioxan-5-yl)pent-2-yn-1-one
16837-14-2
2,2,5-三甲基-1,3-二恶烷-5-甲酸