4729-21-9
spiro[5.5]undeca-1,4-dien-3-one
+
19493-09-5
methylidene triphenyl phosphorane
→
~67%
87482-33-5
3-methylidenespiro[5.5]undeca-1,4-diene
622-97-9
4-甲基苯乙烯
3454-07-7
1-乙基-4-乙烯基苯
81392-97-4
(E)-1-(4-methylphenyl)-1-pentene
87482-35-7
3-propan-2-ylidenespiro[5.5]undeca-1,4-diene
87482-36-8
2,2-dimethyldispiro[2.2.56.23]trideca-4,12-diene