Table 3.
enyne | aldehyde | product | yield | |
---|---|---|---|---|
1 | 69% | |||
2 | 4 | 58% | ||
3 | 4 | 60% | ||
4 | 64% | |||
5 | 62% | |||
6 | 60% | |||
7 | 62% | |||
8 | 68% |
See eq 9, Table 2 for representative reaction. R1 = (CH2)3CH=CH2. R2 = CH2CH=CH2. Regioselectivity > 95:5 in all cases, determined by 1H NMR and/or GC.