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537683

Sigma-Aldrich

2-Heptanone

99%

Synonym(s):

Methyl pentyl ketone

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About This Item

Linear Formula:
CH3(CH2)4COCH3
CAS Number:
Molecular Weight:
114.19
Beilstein:
1699063
EC Number:
MDL number:
UNSPSC Code:
12352115
PubChem Substance ID:
NACRES:
NA.21

vapor density

3.94 (vs air)

Quality Level

vapor pressure

2.14 mmHg ( 20 °C)

Assay

99%

form

liquid

autoignition temp.

739 °F

expl. lim.

1.11 %, 65 °F
7.9 %, 121 °F

technique(s)

gas chromatography (GC): suitable

impurities

≤0.05% (water)

refractive index

n20/D 1.408 (lit.)

bp

149-150 °C (lit.)

mp

−35 °C (lit.)

solubility

water: soluble 4.21 g/L at 20 °C

density

0.82 g/mL at 25 °C (lit.)

SMILES string

CCCCCC(C)=O

InChI

1S/C7H14O/c1-3-4-5-6-7(2)8/h3-6H2,1-2H3

InChI key

CATSNJVOTSVZJV-UHFFFAOYSA-N

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General description

2-Heptanone, a volatile organic compound, belongs to a class of odorous ketones. The impact of 2-heptanone on the behavioral responses of worker honeybees has been reported. The kinetic of reduction of 2-heptanone by samarium iodide in the presence of hexamethylphosphoramide has been analyzed by gas chromatography (GC).

Application

2-Heptanone has been used as a standard odorous compound in a study to understand the odor responses in basiconic, intermediate and trichoid olfactory receptor neurons of Drosophila melanogaster.

Pictograms

FlameExclamation mark

Signal Word

Warning

Hazard Statements

Hazard Classifications

Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Flam. Liq. 3 - STOT SE 3

Target Organs

Central nervous system

Storage Class Code

3 - Flammable liquids

WGK

WGK 1

Flash Point(F)

105.8 °F - closed cup

Flash Point(C)

41 °C - closed cup


Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Oxidation of 2-heptanone in air by a DBD-type plasma generated within a honeycomb monolith supported Pt-based catalyst.
Ayrault C, et al.
Catalysis Today, 89(1), 75-81 (2004)
Ontogeny of the fine structure of the mandibular glands of the honeybee (Apis mellifera L.) workers and the pheromonal activity of 2-heptanone.
Vallet A, et al.
Journal of Insect Physiology, 37(11), 789-804 (1991)
Rate study of reduction of 2-heptanone with samarium iodide by gas chromatography.
Fuh MRS, et al.
Talanta, 46(5), 861-866 (1998)
Changcheng Sun et al.
Acta physiologica (Oxford, England), 227(2), e13319-e13319 (2019-05-31)
Leptin is an important peptide hormone that regulates food intake and plays a crucial role in modulating olfactory function. Although a few previous studies have investigated the effect of leptin on odor perception and discrimination in rodents, research on the
Zhenshan Wang et al.
The Journal of neuroscience : the official journal of the Society for Neuroscience, 26(28), 7375-7379 (2006-07-14)
Terrestrial vertebrates have evolved two anatomically and mechanistically distinct chemosensory structures: the main olfactory epithelium (MOE) and the vomeronasal organ (VNO). Although it has been generally thought that pheromones are detected through the VNO, whereas other chemicals are sensed by

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