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Merck
CN

W343502

3-Methyl-2-cyclopenten-1-one

97%, FG

Synonym(s):

3-Methyl-2-cyclopentenone

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About This Item

Linear Formula:
CH3C5H5(=O)
CAS Number:
2758-18-1
Molecular Weight:
96.13
NACRES:
NA.21
PubChem Substance ID:
329830618
UNSPSC Code:
12164502
FEMA Number:
3435
Flavis number:
7.112
EC Number:
220-421-5
MDL number:
MFCD00001403
Beilstein/REAXYS Number:
1280476
Organoleptic:
fruity; sweet
Grade:
FG
Biological source:
synthetic
Food allergen:
no known allergens

Key Documents

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SMILES string

CC1=CC(=O)CC1

InChI key

CHCCBPDEADMNCI-UHFFFAOYSA-N

InChI

1S/C6H8O/c1-5-2-3-6(7)4-5/h4H,2-3H2,1H3

biological source

synthetic

grade

FG

reg. compliance

EU Regulation 1334/2008 & 872/2012, FDA 21 CFR 110

assay

97%

refractive index

n20/D 1.488 (lit.)

bp

74 °C/15 mmHg (lit.)

mp

3-5 °C (lit.)

density

0.980 g/mL at 20 °C, 0.971 g/mL at 25 °C (lit.)

application(s)

flavors and fragrances

documentation

see Safety & Documentation for available documents

food allergen

no known allergens

organoleptic

fruity; sweet

Quality Level

300, 400

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General description

3-Methyl-2-cyclopenten-1-one is a component of smoke flavoring.

Storage Class

10 - Combustible liquids

wgk

WGK 3

flash_point_f

149.0 °F - closed cup

flash_point_c

65 °C - closed cup

ppe

Eyeshields, Gloves, multi-purpose combination respirator cartridge (US)

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Certificates of Analysis (COA)

Lot/Batch Number
SHBP8766
SHBN9315
STBJ4409
STBH3259
STBG2706V

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Isolation and identification of the components of the tar of hickory wood smoke.
Hruzan DE, et al.
Journal of Agricultural and Food Chemistry, 22(1), 123-126 (1974)
Study of the components of a solid smoke flavouring preparation.
Guillen MD & Manzanos MJ.
Food Chemistry, 55(3), 251-257 (1996)

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