(1R,3R,4S)-1β-メチル-4α-イソプロペニルシクロヘキサン-3β-オール

定義

本品は、次の化学式で表されるテルペンアルコールである。

化粧品の成分用途

香料、香味剤

説明

Synthesis: Several stereoisomers are possible; only l-isopulegol and d-α-isopulegol have been isolated from mixtures of alcohols obtained by cyclization of d-citronellal.

化学的特性

Isopulegol is a cyclic nonaromatic alcohol.

天然物の起源

l-Isopulegol has been reported found in the essences of lemongrass, East African geranium and Eucalyptus citriodora; d-isopulegol is present in the oils of Backhousia and Baeckea citriodorae; d-neoisopulegol is found in Mentha rotundifolia. Also reported found in mint, mandarin, orange juice, citrus peel oils, currant bud, ginger, corn mint oil, cognac, rum, buchu oil, lemon balm and mastic gum oil

使用

(?)-Isopulegol can be used as a starting material for the enantioselective preparation of:??????

• 8-arylmenthols by Smiles-Truce rearrangement of aryl sulfonates.,·????????
• Stereoisomers of 5,9-dimethylpentadecane.
• Octahydro-2H-chromen-4-ol by Prins cyclization with vanillin in the presence of montmorillonite clay as the catalyst.?????
• p-menthane-3,8,9-triol by catalytic Sharpless dihydroxylation.

定義

ChEBI: A natural product found in Citrus hystrix.

製造方法

Several stereoisomers are possible; only l-isopulegol and d-α-isopulegol have been isolated from mixtures of alcohols obtained by cyclization of d-citronellal.

一般的な説明

Isopulegol is monoterpene alcohol, a useful ingredient for the production of fragrances in perfume industries. It is also used as a starting material in the manufacture of menthol by the hydrogenation process. Menthol is an important component in cosmetics, pharmaceuticals, and toothpaste.