BUTYL UNDECYLENATE Chemical Properties

Melting point:

1.3°C (estimate)

Boiling point:

249-254 °C/756 mmHg (lit.)

Density 

0.87 g/mL at 25 °C (lit.)

refractive index 

n20/D 1.4413(lit.)

FEMA 

2216 | BUTYL 10-UNDECENOATE

Flash point:

>230 °F

storage temp. 

2-8°C

Odor

at 100.00 %. fatty butter wine floral fruity

Odor Type

fatty

JECFA Number

344

LogP

6.04

EPA Substance Registry System

10-Undecenoic acid, butyl ester (109-42-2)

Safety Information

WGK Germany 

2

RTECS 

YQ2978000

Toxicity

rabbit,LD50,skin,> 5gm/kg (5000mg/kg),Food and Cosmetics Toxicology. Vol. 17, Pg. 729, 1979.

MSDS

• Language:English Provider:SigmaAldrich

BUTYL UNDECYLENATE Usage And Synthesis

Chemical Properties

Butyl 10-undecenoate has a slightly fatty, buttery, wine-like, unpleasant odor.

Preparation

By esterification of the acid with n-butyl alcohol at the boiling point in the presence of concentrated H2SO4 or in benzene solution.

Definition

ChEBI: Butyl undecylenate is a fatty acid ester.

Safety Profile

Mildly toxic by ingestion. A slam irritant. When heated to decomposition it emits acrid smoke and irritating fumes.

BUTYL UNDECYLENATE(109-42-2)Related Product Information

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