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W376108

Sigma-Aldrich

5-Methyl-2-hepten-4-one, predominantly trans

98%, stabilized, FG

Synonym(s):

Hazelnut ketone

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About This Item

Linear Formula:
C2H5CH(CH3)COCH=CHCH3
CAS Number:
Molecular Weight:
126.20
FEMA Number:
3761
Council of Europe no.:
2085
MDL number:
UNSPSC Code:
12164502
PubChem Substance ID:
Flavis number:
7.139
NACRES:
NA.21
Organoleptic:
hazelnut; pungent; nutty
Grade:
FG
Halal
Kosher
Biological source:
synthetic
Agency:
meets purity specifications of JECFA
Food allergen:
no known allergens
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biological source

synthetic

Quality Level

grade

FG
Halal
Kosher

agency

meets purity specifications of JECFA

reg. compliance

EU Regulation 1334/2008 & 178/2002

assay

98%

may contain

<0.50% alpha-tocopherol, synthetic as stabilizer

refractive index

n20/D 1.444 (lit.)

bp

170 °C (lit.)

density

0.845 g/mL at 25 °C (lit.)

General description

5-Methyl-2-hepten-4-one predominantly trans is the characteristic aroma compound of hazelnuts.[113}

Storage Class

10 - Combustible liquids

wgk_germany

WGK 2

flash_point_f

141.8 °F - closed cup

flash_point_c

61 °C - closed cup

ppe

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter


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