Isopentyl Phenylacetate

Product Name:

Isopentyl phenylacetate

Synonyms:

phenylaceticacid3-methylbutylester;phenyl-aceticaciisopentylester;ISOAMYL-PHENYLACETAT;Isopentylphenylacetat;ISOAMYL PHENYL ACETATE, NATURAL;Isoamyl plaenylacetate;Phenylacetic acid isoamyl;Phenylacetic acid isopentyl

CAS:

102-19-2

MF:

C13H18O2

MW:

206.28

EINECS:

203-012-6

Product Categories:

Mol File:

102-19-2.mol

Boiling point 

268 °C(lit.)

density 

0.98

FEMA 

2081 | ISOAMYL PHENYLACETATE

refractive index 

n20/D 1.485(lit.)

Fp 

>230 °F

JECFA Number

1014

CAS DataBase Reference

102-19-2(CAS DataBase Reference)

NIST Chemistry Reference

Acetic acid, phenyl-, isopentyl ester(102-19-2)

EPA Substance Registry System

Benzeneacetic acid, 3-methylbutyl ester (102-19-2)

Hazard Codes 

Xi

Risk Statements 

38

Safety Statements 

26-36

WGK Germany 

2

RTECS 

AJ2945000

Description

Isoamyl phenylacetate has a sweet, pleasant odor reminiscent of cocoa with a slight birch-tar undertone. May be prepared by esterification of phenylacetic acid with isoamyl alcohol in the presence of concentrated sulfuric acid; by heating benzyl nitrile and isoamyl alcohol in the presence of excess concentrated H2S04.

Chemical Properties

Isoamyl phenylacetate has a sweet, pleasant odor reminiscent of cocoa with a slight birch-tar undertone

Preparation

By esterification of phenylacetic acid with isoamyl alcohol in the presence of concentrated sulfuric acid; by heating benzyl nitrile and isoamyl alcohol in the presence of excess concentrated H2SO4

Aroma threshold values

Aroma characteristics at 1%: sweet, honey, chocolate with a rosy floral nuance.

Taste threshold values

Taste characteristics at 5 to 10 ppm: warm rosy honey with phenyl chocolate nuances and dried fruit notes.

Raw materials

Hydrogen-->3-Methyl-1-butanol-->Phenylacetic acid