Longifolene
C15H24
| Author | William S. Johnson |
|---|---|
| Publication year | 1975 |
| Synthesis type | Total synthesis |
| Number of steps | 10 (linear) |
| Reference |
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MeLi, Br2
Et2O, CH2Cl2
-78 to 0 °C
-78 to 0 °C


RT, 60 min, 76 % (2 steps)

LiAlH4
Et2O
0 °C, 60 min, 92 %
0 °C, 60 min, 92 %

CF3CO2H
Et2O
0 °C, 3 min, 75 %
0 °C, 3 min, 75 %

NaBH3CN, ZnBr2, TsOH
Et2O
RT, 2.5 h, 91 %
RT, 2.5 h, 91 %

i-Pr2NLi, MeI
THF
-78 °C to RT, 2 h, 84 %
The yield was 90 % brsm.
-78 °C to RT, 2 h, 84 %
The yield was 90 % brsm.

MeLi
Et2O
48 °C, 3 h
48 °C, 3 h

SOCl2
Pyr
0 °C, 10 min, 80 % (2 steps)
0 °C, 10 min, 80 % (2 steps)
