Propyltriphenylphosphonium bromide → (1R,S) 1,2,2-trimethyl-3-(2-pentenyl)-cyclopentanol

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Reaction Steps

Using the procedure of Example 7, 5 g of 1,8,8-trimethyl-2-oxa bicyclo [3,2,1] octan-3-ol and 15 g of triphenyl propyl phosphonium bromide were reacted and the product was chromatographed over silica gel and was eluted with an 8-2 cyclohexane-ethyl acetate mixture to obtain 4 g of (1R,S) 1,2,2-trimethyl-3-(2-pentenyl)-cyclopentanol.

Provenance & Evidence