Chemical Properties
Tetrahydrogeraniol has been identified
in citrus oils and is a colorless liquid with a waxy, rose-petal-like odor. It is
prepared by hydrogenation of geraniol or citronellol in the presence of a nickel
catalyst and is a by-product in the synthesis of citronellol from geraniol or nerol.
Because of its stability, it is often used to perfume household products.
Chemical Properties
Clear colorless liquid
Chemical Properties
3,7-Dimethyl-1-octanol has a sweet, rosy odor and bitter tas
Uses
3,7-Dimethyl-1-octanol was employed as medium supplement in the anaerobic enrichment cultures of
Pseudomonas citronellolis.2
Production Methods
3,7-Dimethyl-1-octanol is commercially produced by the
reduction of geraniol or by the reduction of citronellol,
citronellal, or citral. It is used in fragrances and in
foods.
Preparation
Usually prepared by hydrogenation of geraniol, citronellol or citronellal.
Aroma threshold values
Aroma characteristics at 1%: fresh fatty, waxy, soapy, aldehydic citrus with lemon, lime and orange
nuances. It has rosy and green woody notes
Taste threshold values
Taste characteristics at 1 to 10 ppm: fatty, waxy, soapy with floral rosy and fresh citrus-woody nuances.
Natural occurrence: Reported found in lemon, lemon peel oil and thyme; corresponds to the dl-form of dihydro-citronellol.
General Description
3,7-Dimethyl-1-octanol is an fragrance ingredient and its toxicologic and dermatologic review as a fragrance ingredient was reported.
Flammability and Explosibility
Non flammable
Safety Profile
Moderately toxic by
skin contact. A skin irritant. When heated to
decomposition it emits acrid smoke and
irritating fumes.
