3,7-Dimethyl-1,6-Nonadien-3-Yl Acetate
Aroma Chemical Heart Note CAS 61931-80-4
A fresh floral note with a soft bergamot character and fruity tropical facets. It serves as a smooth modifier for fresh citrus and floral accords.
Odor profile
| Note | Heart Note |
| Descriptor 1 | Floral |
| Descriptor 2 | Citrus |
| Descriptor 3 | Fresh |
| Odor Impact1 | 100 |
| Impact Level | Medium |
| Tenacity1 | 16 h |
| Tenacity2 | 16 h |
1 Source: PerfumersWorld
2 Source: The Good Scents Company
Both tenacity figures are blotter life. The two labs use different evaluation protocols, so the numbers are not directly comparable — read them as two independent readings, not as a contradiction.
Identification
| CAS Number | 61931-80-4 |
| INCI Name | Homolinalyl acetate |
| Category | Aroma Chemical |
| Formula | C13H22O2 |
| Mol. Weight | 210.31 |
| IUPAC Name | 3,7-dimethylnona-1,6-dien-3-yl acetate |
| InChIKey | IVSZEHYDOLAREK-UHFFFAOYSA-N |
Synonyms
1,5- dimethyl-1-vinyl hept-4-enyl acetate, 3,7- dimethyl-1,6-nonadien-3-yl acetate, [(6E)-3,7- dimethylnona-1,6-dien-3-yl] acetate, ethyl linalyl acetate, homo linalyl acetate, 1,5-dimethyl-1-vinyl hept-4-enyl acetate, 1,5-dimethyl-1-vinylhept-4-enyl acetate, 3,7-dimethyl-1,6-nonadiene-3-yl acetate, [(6E)-3,7-dimethylnona-1,6-dien-3-yl] acetate, ethyllinalyl acetate, 1,6-nonadien-3-ol, 3,7-dimethyl-, acetate
Physical and chemical data
| Boiling Point | 246.00 °C |
| Flash Point | 82.78 °C |
| Density | 0.899 to 0.904 |
| Refractive Index | 1.450 to 1.454 |
| Vapor Pressure | 0.026000 mmHg @ 25.00 C. (est) |
| LogP | 3.7 |
| Solubility | alcohol; water, 20 mg/L @ 20 C (exp); alcoholic - good |
| Appearance | colorless clear liquid |
Regulatory status
IFRA maximum concentrations
| Category | Use | Limit in the finished product |
|---|---|---|
| Category 1 | Lip products, toys | 0.77 % |
| Category 2 | Deodorants, antiperspirants | 0.23 % |
| Category 3 | Eye products | 4.6 % |
| Category 4 | Fine fragrance | 4.3 % |
| Category 5A | Body lotion | 1.1 % |
| Category 5B | Face cream | 1.1 % |
| Category 5C | Hand cream | 1.1 % |
| Category 5D | Baby creams, oils | 0.37 % |
| Category 6 | Oral care, mouthwash | 0.46 % |
| Category 7A | Rinse-off hair products | 6.5 % |
| Category 7B | Leave-on hair products | 6.5 % |
| Category 8 | Intimate and baby wipes | 0.37 % |
| Category 9 | Soap, shampoo, rinse-off | 8.4 % |
| Category 10A | Household care, hand contact | 4.2 % |
| Category 10B | Aerosol air fresheners | 23 % |
| Category 11A | Intended skin contact | 0.37 % |
| Category 11B | Minimal skin contact | 0.37 % |
| Category 12 | No skin contact, candles | 100 % |
| IFRA Amendment | 52 |
| Restriction Type | Restriction |
| Critical Effect | Dermal Sensitization And Systemic Toxicity |
Restricted components
| Component | Share |
|---|---|
| Linalool | 0.0304 % |
| Linalyl Acetate | 0.02 % |
IFRA regulated substances contained in this material. The interactive index derives the effective maximum concentration per category from them.
EU allergen declaration
| Substance | Share |
|---|---|
| Linalool | 0.0304 % |
| Linalyl acetate | 0.02 % |
Substances that must be named in the ingredient list under Annex III of Regulation (EC) 1223/2009, as amended by Regulation (EU) 2023/1545. Where a range was given, the upper bound is shown.
All figures on this page are guide values collected from public reference works and supplier declarations. They differ between batches, origins and qualities. The data sheet of your own supplier is always the authoritative document for the material you actually use.