Trans-2-Hexenal

Product Name:

Trans-2-hexenal

Synonyms:

trans-3-Propyalacrolein;trans-Hex-2-enal;TRANS-2-HEXENAL 95+% FCC;2-Hexenal (E);trans-2-Hexenal,98%;trans-2-HEXANAL;2-hexenal,(E)-2-hexenal;2-Hexenal, (2E)-

CAS:

6728-26-3

MF:

C6H10O

MW:

98.14

EINECS:

229-778-1

Product Categories:

Fatty & Aliphatic Acids, Esters, Alcohols & Derivatives;aldehyde Flavor;Aldehydes;C1 to C6;Carbonyl Compounds

Mol File:

6728-26-3.mol

Melting point 

-78°C (estimate)

Boiling point 

47 °C17 mm Hg(lit.)

density 

0.846 g/mL at 25 °C(lit.)

vapor density 

3.4 (vs air)

vapor pressure 

10 mm Hg ( 20 °C)

refractive index 

n20/D 1.446(lit.)

FEMA 

2560 | HEXEN-2-AL

Fp 

101 °F

storage temp. 

0-6°C

form 

Liquid

color 

Clear colorless to light yellow

Water Solubility 

Insoluble

JECFA Number

1353

BRN 

1699684

CAS DataBase Reference

6728-26-3(CAS DataBase Reference)

NIST Chemistry Reference

2-Hexenal, (E)-(6728-26-3)

EPA Substance Registry System

2-Hexenal, (2E)- (6728-26-3)

Hazard Codes 

Xn,Xi,F

Risk Statements 

10-21/22-36/37/38-20/21/22-43

Safety Statements 

16-26-36-36/37

RIDADR 

UN 1988 3/PG 3

WGK Germany 

2

RTECS 

MP5900000

Hazard Note 

Irritant

TSCA 

Yes

HazardClass 

3

PackingGroup 

III

HS Code 

29121900

Chemical Properties

clear colorless to light yellow liquid

Uses

Also known as “leaf aldehyde,” it is of special interest because it is naturally present in numerous fruits and is also used as a food additive for flavoring. Feron et al. identified hexenal in about 80 different types of food.

Definition

ChEBI: A 2-hexenal in which the olefinic double bond has E configuration. It occurs naturally in a wide range of fruits, vegetables, and spices.

Raw materials

Acetal-->Caproaldehyde