36838-71-8
4-亚甲基四氢-2H-吡喃
→
~77%
16302-35-5
4-methyl-3,6-dihydro-2H-pyran
+
2270-61-3
4-methyl-3,4-dihydro-2H-pyran
~65%
~56%
6559-34-8
6-methoxy-3,6-dihydro-2H-pyran
75-16-1
甲基溴化镁
7429-33-6
2-Butoxy-3,4,5,6-tetrahydro-4-methyl-2H-pyran
1121-84-2
3-甲基-5-戊内酯
1679-47-6
α-甲基-γ-丁内酯