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Key Documents

W342300

Sigma-Aldrich

trans-2-Undecenal

≥95%, stabilized, FG

Synonym(s):

(E)-2-Undecenal

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About This Item

Linear Formula:
CH3(CH2)7CH=CHCHO
CAS Number:
Molecular Weight:
168.28
FEMA Number:
3423
EC Number:
Council of Europe no.:
11827
MDL number:
UNSPSC Code:
12164502
PubChem Substance ID:
Flavis number:
5.184
NACRES:
NA.21
grade:
FG
Halal
Kosher
biological source:
synthetic
food allergen:
no known allergens

biological source

synthetic

Quality Level

grade

FG
Halal
Kosher

reg. compliance

EU Regulation 1334/2008 & 178/2002

Assay

≥95%

may contain

<0.50% alpha-tocopherol, synthetic as stabilizer

impurities

0.1-3.5% cis-2-undecenal

refractive index

n20/D 1.457 (lit.)

bp

115 °C/10 mmHg (lit.)

density

0.849 g/mL at 25 °C (lit.)

application(s)

flavors and fragrances

Documentation

see Safety & Documentation for available documents

food allergen

no known allergens

Organoleptic

orange; citrus; fruity

SMILES string

[H]C(=O)\C([H])=C(/[H])CCCCCCCC

InChI

1S/C11H20O/c1-2-3-4-5-6-7-8-9-10-11-12/h9-11H,2-8H2,1H3/b10-9+

InChI key

PANBRUWVURLWGY-MDZDMXLPSA-N

Related Categories

General description

trans-2-undecenal is mainly formed due to the oxidation of triolein while heating. It occurs naturally in coriander, fresh red pepper and watermelon.

Pictograms

Environment

Signal Word

Warning

Hazard Statements

Precautionary Statements

Hazard Classifications

Aquatic Acute 1

Storage Class Code

10 - Combustible liquids

WGK

WGK 3

Flash Point(F)

235.4 °F

Flash Point(C)

113 °C


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