3,7-DIMETHYL-1-OCTANOL
- CAS NO.:106-21-8
- Empirical Formula: C10H22O
- Molecular Weight: 158.28
- MDL number: MFCD00002936
- EINECS: 203-374-5
- SAFETY DATA SHEET (SDS)
- Update Date: 2024-11-20 15:18:15
What is 3,7-DIMETHYL-1-OCTANOL?
Chemical properties
Clear colorless liquid
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
3,7-Dimethyl-1-octanol has a sweet, rosy odor and bitter tas
The Uses of 3,7-DIMETHYL-1-OCTANOL
3,7-Dimethyl-1-octanol was employed as medium supplement in the anaerobic enrichment cultures of Pseudomonas citronellolis.2
Preparation
Usually prepared by hydrogenation of geraniol, citronellol or citronellal.
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.
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.
Properties of 3,7-DIMETHYL-1-OCTANOL
Melting point: | -1.53°C (estimate) |
Boiling point: | 98-99 °C/9 mmHg (lit.) |
Density | 0.828 g/mL at 20 °C (lit.) |
vapor density | 5.4 (vs air) |
vapor pressure | <0.01 mm Hg ( 20 °C) |
refractive index | n |
FEMA | 2391 | 3,7-DIMETHYL-1-OCTANOL |
Flash point: | 203 °F |
storage temp. | Sealed in dry,Room Temperature |
solubility | Insoluble in water |
form | Liquid |
pka | 15.13±0.10(Predicted) |
color | Clear colorless |
Odor | at 100.00 %. waxy soapy aldehydic leathery musty citrus green |
Water Solubility | 64mg/L at 20℃ |
JECFA Number | 272 |
BRN | 1719638 |
CAS DataBase Reference | 106-21-8(CAS DataBase Reference) |
EPA Substance Registry System | 1-Octanol, 3,7-dimethyl- (106-21-8) |
Safety information for 3,7-DIMETHYL-1-OCTANOL
Signal word | Warning |
Pictogram(s) |
Exclamation Mark Irritant GHS07 Environment GHS09 |
GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H411:Hazardous to the aquatic environment, long-term hazard |
Precautionary Statement Codes |
P273:Avoid release to the environment. P302+P352:IF ON SKIN: wash with plenty of soap and water. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for 3,7-DIMETHYL-1-OCTANOL
Abamectin manufacturer
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