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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 615842Generated: October 26, 2026

1,8,8-Trimethyl-2-oxa bicyclo [3,2,1] octan-3-ol → (1R,S) 1,2,2-trimethyl-3-(2-hexenyl)-cyclopentanol

https://huagongshe.com/reaction/615842

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1,8,8-Trimethyl-2-oxa bicyclo [3,2,1] octan-3-olHCID 54312504—
CatalystButyltriphenylphosphonium bromideHCID 159628—
Product(1R,S) 1,2,2-trimethyl-3-(2-hexenyl)-cyclopentanolHCID 70474186129.5%

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 butyl 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-hexenyl)-cyclopentanol.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04501687
Source datasetuspto-grants-1985_02
ORD IDord-fbd0412998ec41fd9ab7b6132fdd6dcd
Source noteuspto-grants-1985_02