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3,7-Dimethyl-1-octanol

CAS No.
106-21-8
Chemical Name:
3,7-Dimethyl-1-octanol
Synonyms
TETRAHYDROGERANIOL;1-Octanol, 3,7-dimethyl-;Dihydrocitronellol;PELARGOL;DIMETHYLOCTANOL;3,7-Dimethyloctan-1-ol;FEMA 2391;3,7-dimethyl-octan-1-ol;Peralgol;NSC 18917
CBNumber:
CB6103633
Molecular Formula:
C10H22O
Molecular Weight:
158.28
MDL Number:
MFCD00002936
MOL File:
106-21-8.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-09-12 18:53:44

3,7-Dimethyl-1-octanol Properties

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 n20/D 1.436(lit.)
FEMA 2391 | 3,7-DIMETHYL-1-OCTANOL
FLAVIS Number 02.026 | 3,7-Dimethyloctan-1-ol
Flash point 203 °F
storage temp. Sealed in dry,Room Temperature
solubility Insoluble in water, soluble in alcohol and oils.
pka 15.13±0.10(Predicted)
form Liquid
color Clear colorless
Odor at 100.00 %. waxy soapy aldehydic leathery musty citrus green
Odor Type floral
biological source synthetic
Water Solubility 64mg/L at 20℃
JECFA Number 272
BRN 1719638
Henry's Law Constant 3.3×10-2 mol/(m3Pa) at 25℃, Yaws (2003)
Cosmetics Ingredients Functions FRAGRANCE
PERFUMING
InChI 1S/C10H22O/c1-9(2)5-4-6-10(3)7-8-11/h9-11H,4-8H2,1-3H3
InChIKey PRNCMAKCNVRZFX-UHFFFAOYSA-N
SMILES CC(C)CCCC(C)CCO
LogP 3.9 at 35℃
CAS DataBase Reference 106-21-8(CAS DataBase Reference)
Substances Added to Food (formerly EAFUS) 3,7-DIMETHYL-1-OCTANOL
EWG's Food Scores 1
FDA UNII DPY9K1927C
EPA Substance Registry System 1-Octanol, 3,7-dimethyl- (106-21-8)
UNSPSC Code 12352100
NACRES NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)Environment (GHS09)
GHS07,GHS09
Signal word  Warning
Hazard statements  H315-H319-H411
Precautionary statements  P273-P302+P352-P305+P351+P338
PPE Eyeshields, Gloves, type ABEK (EN14387) respirator filter
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  23-26-36
RIDADR  UN 3082 9 / PGIII
WGK Germany  1
RTECS  RH0900000
TSCA  TSCA listed
HS Code  29051990
Storage Class 10 - Combustible liquids
Hazard Classifications Aquatic Chronic 2
Eye Irrit. 2
Skin Irrit. 2
REACH Registrations Active
NFPA 704
1
2 0

3,7-Dimethyl-1-octanol price More Price(31)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 305774 3,7-Dimethyl-1-octanol ≥98% 106-21-8 100ml $55.9 2025-07-31 Buy
Sigma-Aldrich W239100 3,7-Dimethyl-1-octanol ≥98%, FCC, FG 106-21-8 sample-k $59.8 2023-01-07 Buy
Sigma-Aldrich W239100 3,7-Dimethyl-1-octanol ≥98%, FCC, FG 106-21-8 1kg $97.5 2023-01-07 Buy
Sigma-Aldrich W239100 3,7-Dimethyl-1-octanol ≥98%, FCC, FG 106-21-8 4kg $355 2023-01-07 Buy
Sigma-Aldrich W239100 3,7-Dimethyl-1-octanol ≥98%, FCC, FG 106-21-8 8kg $483 2023-01-07 Buy
Product number Packaging Price Buy
305774 100ml $55.9 Buy
W239100 sample-k $59.8 Buy
W239100 1kg $97.5 Buy
W239100 4kg $355 Buy
W239100 8kg $483 Buy

3,7-Dimethyl-1-octanol Chemical Properties, Uses, Production

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

Chemical Properties

Clear colorless liquid

Uses

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.

3,7-Dimethyl-1-octanol Preparation Products And Raw materials

Raw materials

Preparation Products

Global Suppliers ( 251)
Supplier Tel Email Country ProdList Advantage
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
Meryer (Shanghai) Chemical Technology Co., Ltd. 4006356688 18621169109 market03@meryer.com China 40202 62
future industrial shanghai co., ltd 400-0066400 13621662912 sales@jonln.com China 1989 65
TCI (Shanghai) Development Co., Ltd. 021-67121386 Sales-CN@TCIchemicals.com China 24512 81
Energy Chemical 400-0056266 sales8178@energy-chemical.com China 44850 61
Adamas Reagent, Ltd. 400-6009262 15618770481 yhx@titansci.com China 14098 59
Shandong Xiya Chemical Co., Ltd 13355009207 13355009207 3007715519@qq.com China 18722 57
Syntechem Co.,Ltd info@syntechem.com China 12973 57
Sichuan Kulinan Technology Co., Ltd 400-1166-196 18981987031 cdhxsj@163.com China 11674 57
Tianjin heowns Biochemical Technology Co., Ltd. 400 638 7771 sales@heowns.com China 14412 57

View Latest Price from 3,7-Dimethyl-1-octanol manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
3,7-Dimethyl-octanol pictures 2026-09-17 3,7-Dimethyl-octanol
106-21-8
25KG 98%min 30tons/month WUHAN FORTUNA CHEMICAL CO., LTD
3,7-DIMETHYL-1-OCTANOL pictures 2025-06-27 3,7-DIMETHYL-1-OCTANOL
106-21-8
1KG 99% 500000kg Hebei Chuanghai Biotechnology Co., Ltd
TERTRAHYDRO GERANIOL pictures 2025-06-20 TERTRAHYDRO GERANIOL
106-21-8
1kg 0.99 100tons Hebei Yanxi Chemical Co., Ltd.
(±)-3,7-dimethyl-octan-1-ol 2,6-Dimethyl-8-octanol 3,7-dimethyl-1-octano 3,7-dimethyloctan- 3,7-dimethyl-octan-1-ol Citronellol, dihydro- dihydro-citronello Geraniol tetrahydride Geraniol, perhydro- Geraniol, tetrahydro- geranioltetrahydride perhydro-geranio Perhydrogeraniol tetrahydro-geranio UNII:DPY9K1927C 3,7-Dimethyl-1-Octancol Fourhydrogengeraniol 3,7-Dimethyl-1-octanol >=98% 3 7-DIMETHYL-1-OCTANOL 98+% FCC 3 7-DIMETHYL-1-OCTANOL FCC DIHYDROCITRONENELLOL 3,7-DIMETHYL OCTANOL Peralgol 3,7-Dimethyl-1-octanol,95% NSC 18917 3,7-Dimethyl-1-octanol > -1-octanoL Tetrahydrogeranol TERTRAHYDRO GERANIOL 1-Octanol, 3,7-dimethyl- 3,7-Dimethyloctan-1-ol Dihydrocitronellol DIMETHYLOCTANOL FEMA 2391 PELARGOL TETRAHYDROGERANIOL 3,7-Dimethyl-1-octanol 106-21-8 CH32CHCH23CHCH3CH2CH2OH Oxygen Compounds Organic Building Blocks Alcohols Building Blocks C9 to C30 Alcohols C9 to C30 Oxygen Compounds Alphabetical Listings C-D Flavors and Fragrances