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
| 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 |
| 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) | ![]() ![]() 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 |
|
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 |
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
| Supplier | Tel | 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 | |
|---|---|---|---|---|---|---|---|---|
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2026-09-17 | 3,7-Dimethyl-octanol
106-21-8
|
25KG | 98%min | 30tons/month | WUHAN FORTUNA CHEMICAL CO., LTD | ||
![]() |
2025-06-27 | 3,7-DIMETHYL-1-OCTANOL
106-21-8
|
1KG | 99% | 500000kg | Hebei Chuanghai Biotechnology Co., Ltd | ||
![]() |
2025-06-20 | TERTRAHYDRO GERANIOL
106-21-8
|
1kg | 0.99 | 100tons | Hebei Yanxi Chemical Co., Ltd. |
-

- 3,7-Dimethyl-octanol
106-21-8
- $0.00
- 98%min
- WUHAN FORTUNA CHEMICAL CO., LTD
-

- 3,7-DIMETHYL-1-OCTANOL
106-21-8
- 99%
- Hebei Chuanghai Biotechnology Co., Ltd
-

- TERTRAHYDRO GERANIOL
106-21-8
- 0.99
- Hebei Yanxi Chemical Co., Ltd.
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