23950-66-5
2-(1,1-dimethyl-but-3-ynyloxy)-tetrahydro-pyran
→
~77%
185130-47-6
2-(5-iodo-2-methylpent-4-yn-2-yl)oxyoxane
590-37-4
2-甲基-4-戊炔-2-醇
110-87-2
3,4-二氢-2H-吡喃