Isoamyl phenylacetate
Description
Isoamyl phenylacetate (CAS 102-19-2), also known as 3-methylbutyl phenylacetate, is a synthetic ester used as a flavoring and fragrance ingredient in food and cosmetic applications.
Carrying FEMA number 2081, it delivers a characteristic rose-honey-like scent profile that underpins its commercial value in both flavor and fragrance formulation.
In food and beverage manufacturing, it contributes floral and fruity nuances to confectionery, baked goods, and non-alcoholic beverages where rose or honey-type flavor profiles are targeted.
Fragrance formulators incorporate it into fine perfumery and functional fragrance blends, particularly in floral bouquets where a warm, honeyed depth is required for the final product.
Personal care manufacturers use it in scented lotions, hair care products, and soap bases to achieve lasting floral character at moderate use levels during the production process.
It also appears in flavor compound blends sold to industrial food processors seeking consistent, cost-effective rose-honey notes for large-scale manufacturing and distribution.
Isoamyl phenylacetate is supplied as a clear to pale yellow liquid. Food-grade material conforming to FEMA 2081 status is the standard commercial form for flavor applications.
Cosmetic-grade material is available for personal care use. Packaging typically ranges from small drums to bulk quantities depending on supplier and application volume requirements.
Physical Properties
| Boiling Point | 268 °C |
| Density | 0.9267 g/cm³ @ Temp: 16 °C |
| Flash Point | >230 °F |
| Color | Colorless to Almost colorless |
| Odor | at 10.00 % in dipropylene glycol. sweet honey cocoa balsam chocolate castoreum animal |
| Form | clear liquid |
| Water Solubility | 63.049mg/L at 25℃ |
| Vapor Pressure | 0.907Pa at 25℃ |
| Refractive Index | n 20/D 1.485(lit.) |
| Log P | 4.08 at 25℃ |
Trade & Regulatory
| HS Code | 2915.90.2000 |
| WGK (Germany) | 2 |
Documentation
Other Names
Isopentyl phenylacetate|Benzeneacetic acid, 3-methylbutyl ester|3-Methylbutyl phenylacetate|3-methylbutyl 2-phenylacetate|Isoamyl alpha-toluate|Acetic acid, phenyl-, isopentyl ester|Isopentyl alcohol, phenylacetate
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