Hexyl Butyrate
Aroma Chemical Top Note CAS 2639-63-6
A green fruity note with a sweet apple character and a soft waxy facet. Soapy and natural, it adds a green lift to compositions.
Odor profile
| Note | Top Note |
| Descriptor 1 | Fruity |
| Descriptor 2 | Green |
| Descriptor 3 | Pineapple |
| Tenacity2 | 4 h |
2 Source: The Good Scents Company
Identification
| CAS Number | 2639-63-6 |
| INCI Name | Hexyl butyrate |
| Category | Aroma Chemical |
| Formula | C10H20O2 |
| Mol. Weight | 172.26 |
| IUPAC Name | hexyl butanoate |
| InChIKey | XAPCMTMQBXLDBB-UHFFFAOYSA-N |
Synonyms
butanoic acid hexyl ester, butanoic acid, hexyl ester, butyric acid hexyl ester, butyric acid, hexyl ester, hexyl butanoate, N-hexyl butanoate, 1-hexyl butyrate, N-hexyl butyrate, nat. hexyl butyrate, hexyl butyrate natural, N-hexyl N-butanoate, hexyl-butyrate, hexyl-N-butyrate natural, hexylbutyrate, hexyle butyrate
Physical and chemical data
| Boiling Point | 204.00 °C |
| Melting Point | -78.00 °C |
| Flash Point | 81.11 °C |
| Density | 0.860 to 0.875 |
| Refractive Index | 1.415 to 1.419 |
| Vapor Pressure | 0.233000 mmHg @ 25.00 C. (est) |
| LogP | 3.842 |
| Solubility | alcohol; water, 33.39 mg/L @ 25 C (est); For experimental / research use only. |
| Appearance | colorless clear liquid |
Regulatory status
Restricted components
| Component | Share |
|---|---|
| Citronellol | 46.68 % |
| Geraniol | 32.4 % |
| Citral | 1 % |
| Geranyl Acetate | 0.066 % |
| D-Limonene | 0.0259 % |
| Linalool | 0.0129 % |
| Benzyl Alcohol (ba) | 0.0009 % |
IFRA regulated substances contained in this material. The interactive index derives the effective maximum concentration per category from them.
EU allergen declaration
| Substance | Share |
|---|---|
| Citronellol | 46.68 % |
| Geraniol | 32.4 % |
| Citral | 1 % |
| Geranyl acetate | 0.066 % |
| Terpineol | 0.0375 % |
| Limonene | 0.0259 % |
| Linalool | 0.0129 % |
| alpha-Terpinene | 0.0069 % |
| Terpinolene | 0.0065 % |
| Pinene | 0.0059 % |
| Benzyl alcohol | 0.0009 % |
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.