| Preferred name | dimethyl octanol |
| Trivial Name | 3,7-Dimethyl-1-octanol |
| Short Description | 3,7-dimethyl-1-octanol |
| Formula | C10 H22 O |
| CAS Number | 106-21-8 |
| Deleted CAS Number | 59204-02-3 |
| FEMA Number | 2391 |
| ECHA Number | 203-374-5 |
| FDA UNII | DPY9K1927C |
| Nikkaji Number | J37.634E |
| Beilstein Number | 1719638 |
| MDL | MFCD00002936 |
| COE Number | 75 |
| xLogP3-AA | 3.60 (est) |
| Bio Activity Summary | External link |
| NMR Predictor | External link |
| JECFA Food Flavoring | 272 3,7-dimethyl-1-octanol |
| FDA Patent | No longer provide for the use of these seven synthetic flavoring substances |
| FDA Mainterm | 106-21-8 ; 3,7-DIMETHYL-1-OCTANOL |
| Synonyms |
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| Google Scholar | Start search |
| Google Books | Start search |
| Google Patents | Start search |
| Perfumer & Flavorists | Start search |
| EU Patents | Start search |
| PubMeb | Start search |
| NCBI | Start search |
| Leffingwell: | Chirality or Article |
| 3,7-dimethyloctan-1-ol | |
| NIST Chemistry WebBook: | Search Inchi |
| Canada Domestic Sub. List: | 106-21-8 |
| Pubchem (cid): | 7792 |
| Pubchem (sid): | 134971624 |
| (IUPAC): | Atomic Weights of the Elements 2011 (pdf) |
| Videos: | The Periodic Table of Videos |
| tgsc: | Atomic Weights use for this web site |
| (IUPAC): | Periodic Table of the Elements |
| FDA Substances Added to Food (formerly EAFUS): | View |
| CHEMBL: | View |
| HMDB (The Human Metabolome Database): | Search |
| FooDB: | FDB014093 |
| Export Tariff Code: | 2905.19.9090 |
| VCF-Online: | VCF Volatile Compounds in Food |
| ChemSpider: | View |
| Wikipedia: | View |
| Material listed in food chemical codex | Yes |
| Molecular weight | 158.28454589844 |
| Specific gravity | @ 25 °C |
| Pounds per Gallon | 6.881 to 6.906 |
| Specific gravity | @ 20 °C |
| Pounds per Gallon | 6.873 to 6.939 |
| Refractive Index | 1.434 to 1.436 @ 20 °C |
| Boiling Point | 95 to 96°C @ 9 mm Hg |
| Boiling Point | 213 to 218°C @ 760 mm Hg |
| Acid Value | 1 max KOH/g |
| Vapor Pressure | 0.039 mmHg @ 25 °C |
| Vapor Density | 5.4 |
| Flash Point TCC Value | 87.78 °C TCC |
| logP (o/w) | 3.85 |
| Shelf life | 24 months (or longer if stored properly.) |
| Storage notes | Store in cool, dry place in tightly sealed containers, protected from heat and light. |
| Solubility | |
| alcohol | Yes |
| fixed oils | Yes |
| propylene glycol | Yes |
| water, 175.4 mg/L @ 25 °C (est) | Yes |
| water | No |
| glycerin | No |
| Stability | |
| alcoholic fine fragrance | Good |
| antiperspirant | Good |
| detergent perborate | Good |
| fabric softener | Good |
| liquid detergent | Good |
| soap | Good |
| toiletry application | Good |
| acid cleaner | Unspecified |
| alcoholic lotion | Unspecified |
| deo stick | Unspecified |
| hard surface cleaner | Unspecified |
| shampoo | Unspecified |
| Odor Type: Floral | |
| waxy, soapy, aldehydic, leathery, musty, citrus, green, fresh, fatty, lemon, lime, orange, rose, woody | |
| Odor strength | medium |
| Substantivity | 24 hour(s) at 100.00 % |
| Luebke, William tgsc, (1982) | At 100.00 %. waxy soapy aldehydic leathery musty citrus green |
| Mosciano, Gerard P&F 25, No. 6, 26, (2000) | At 1.00 %. Fresh fatty, waxy, soapy, aldehydic citrus with lemon, lime and orange nuances. It has rosy and green woody notes |
| Flavor Type: Fatty | |
| fatty, waxy, soapy, floral, rose, fresh, citrus, woody | |
| Mosciano, Gerard P&F 25, No. 6, 26, (2000) | At 1.00 - 10.00 ppm. Fatty, waxy, soapy with floral rosy and fresh citrus woody nuances |
| (data available) |
| Applications | |
| Odor purposes | Abronia , Aldehydic , Amber , Apple , Apple blossom , Apricot , Baby powder , Berry , Blackberry , Blue grass , Blue mist , Bouquet , Bubble gum , Cedarwood , Cherry , Citrus , Fern , Floral , Gardenia , Geranium , Ginger , Hawthorn , Heliotrope , Herbal , Honey , Hop , Jasmin , Lavender , Lemon , Lily , Lily of the valley , Lime , Lychee , Magnolia , Mandarin , Mulberry , New car , Orange , Oriental , Patchouli , Peach , Peony , Pineapple , Plum , Plum mirabelle plum , Powder , Raspberry , Rose , Rose d'orient , Rose moss rose , Rose red rose , Rose tea rose , Rose white rose , Spearmint , Spice , Sweet pea , Tuberose , Verbena , Wallflower , Woodruff |
| Flavoring purposes | Fruit tropical fruit , Nut , Plum greengage plum , Tea |
| Other purposes | Blossom , Clean , Waxy |
| Cosmetic purposes | Fragrance , Perfuming agents |
| Preferred SDS: View | |
| European information : | |
| Most important hazard(s): | |
| Xi N - Irritant, Dangerous for the environment. | |
| R 36/38 - Irritating to skin and eyes. R 51/53 - Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment. S 02 - Keep out of the reach of children. S 26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S 39 - Wear eye/face protection. S 61 - Avoid release to the environment. Refer to special instructions/safety data sheet. | |
| Hazards identification | |
| Classification of the substance or mixture | |
| GHS Classification in accordance with 29 CFR 1910 (OSHA HCS) | |
| Skin irritation (Category 2), H315 Eye irritation (Category 2A), H319 Specific target organ toxicity - single exposure (Category 3), Respiratory system, H335 | |
| GHS Label elements, including precautionary statements | |
| Pictogram | ![]() |
| Signal word | Warning |
| Hazard statement(s) | |
| H315 - Causes skin irritation H319 - Causes serious eye irritation H335 - May cause respiratory irritation | |
| Precautionary statement(s) | |
| P261 - Avoid breathing dust/fume/gas/mist/vapours/spray. P264 - Wash skin thouroughly after handling. P271 - Use only outdoors or in a well-ventilated area. P280 - Wear protective gloves/protective clothing/eye protection/face protection. P302 + P352 - IF ON SKIN: wash with plenty of soap and water. P304 + P340 - IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing. P305 + P351 + P338 - IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P312 - Call a POISON CENTER or doctor/physician if you feel unwell. P332 + P313 - IF SKIN irritation occurs: Get medical advice/attention. P337 + P313 - IF eye irritation persists: Get medical advice/attention. P362 - Take off contaminated clothing and wash before reuse. P403 + P233 - Store in a well-ventilated place. Keep container tightly closed. P405 - Store locked up. P501 - Dispose of contents/ container to an approved waste disposal plant. | |
| Human Experience: | |
| 8 % solution: no irritation or sensitization. | |
| Oral/Parenteral Toxicity: | |
| oral-rat LD50 > 5000 mg/kg Food and Cosmetics Toxicology. Vol. 12, Pg. 535, 1974. | |
| Dermal Toxicity: | |
| skin-rabbit LD50 2400 mg/kg Food and Cosmetics Toxicology. Vol. 12, Pg. 535, 1974. | |
| Inhalation Toxicity: | |
| Not determined | |
| Category: | |||
| flavor and fragrance agents | |||
| RIFM Fragrance Material Safety Assessment: Search | |||
| IFRA Code of Practice Notification of the 49th Amendment to the IFRA Code of Practice | |||
| maximum skin levels for fine fragrances: | |||
| 0.0200 % and are based on the assumption that the fragrance mixture is used at 20% in a consumer product (IFRA Use Level Survey). | |||
| Recommendation for dimethyl octanol usage levels up to: | |||
| 20.0000 % in the fragrance concentrate. | |||
| use level in formulae for use in cosmetics: | |||
| 0.0200 % | |||
| Dermal Systemic Exposure in Cosmetic Products: | |||
| 0.0005 mg/kg/day | |||
| Use levels for FEMA GRAS flavoring substances on which the FEMA Expert Panel based its judgments that the substances are generally recognized as safe (GRAS). | |||
| The Expert Panel also publishes separate extensive reviews of scientific information on all FEMA GRAS flavoring substances and can be found at FEMA Flavor Ingredient Library | |||
| publication number: 3 | |||
| Click here to view publication 3 | |||
| average usual ppm | average maximum ppm | ||
| baked goods: | - | 19.00000 | |
| beverages(nonalcoholic): | - | 4.30000 | |
| beverages(alcoholic): | - | - | |
| breakfast cereal: | - | - | |
| cheese: | - | - | |
| chewing gum: | - | - | |
| condiments / relishes: | - | - | |
| confectionery froastings: | - | - | |
| egg products: | - | - | |
| fats / oils: | - | - | |
| fish products: | - | - | |
| frozen dairy: | 2.00000 | 44.00000 | |
| fruit ices: | 2.00000 | 44.00000 | |
| gelatins / puddings: | - | - | |
| granulated sugar: | - | - | |
| gravies: | - | - | |
| hard candy: | - | 15.00000 | |
| imitation dairy: | - | - | |
| instant coffee / tea: | - | - | |
| jams / jellies: | - | - | |
| meat products: | - | - | |
| milk products: | - | - | |
| nut products: | - | - | |
| other grains: | - | - | |
| poultry: | - | - | |
| processed fruits: | - | - | |
| processed vegetables: | - | - | |
| reconstituted vegetables: | - | - | |
| seasonings / flavors: | - | - | |
| snack foods: | - | - | |
| soft candy: | - | - | |
| soups: | - | - | |
| sugar substitutes: | - | - | |
| sweet sauces: | - | - | |
| European Food Safety Authority (EFSA) reference(s): |
| Flavouring Group Evaluation 2, Revision 1 (FGE.02) : Branched- and straight-chain aliphatic saturated primary alcohols and related esters of primary alcohols and straight-chain carboxylic acids and one straight-chain aldehyde from chemical groups 1 and 2 (Commission Regulation (EC) No 1565/2000 of 18 July 2000) - Opinion of the Scientific Panel on Food Additives, Flavourings, Processing Aids and Materials in contact with Food (AFC) View page or View pdf |
| EPI System: View |
| AIDS Citations:Search |
| Cancer Citations:Search |
| Toxicology Citations:Search |
| EPA Substance Registry Services (TSCA):106-21-8 |
| EPA ACToR:Toxicology Data |
| EPA Substance Registry Services (SRS):Registry |
| Laboratory Chemical Safety Summary :7792 |
| National Institute of Allergy and Infectious Diseases:Data |
| WGK Germany:2 |
| 3,7-dimethyloctan-1-ol |
| Chemidplus:0000106218 |
| RTECS:RH0900000 for cas# 106-21-8 |