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W280305

Sigma-Aldrich

3-Octanone

≥98%, FG

Synonym(s):

Ethyl amyl ketone, Ethyl pentyl ketone

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About This Item

Linear Formula:
CH3(CH2)4COC2H5
CAS Number:
Molecular Weight:
128.21
FEMA Number:
2803
Beilstein:
1700021
EC Number:
Council of Europe no.:
2042
MDL number:
UNSPSC Code:
12164502
PubChem Substance ID:
Flavis number:
7.062
NACRES:
NA.21

biological source

synthetic

Quality Level

grade

FG
Halal
Kosher

Agency

meets purity specifications of JECFA

reg. compliance

EU Regulation 1334/2008 & 178/2002
FDA 21 CFR 172.515

Assay

≥98%

refractive index

n20/D 1.415 (lit.)

bp

167-168 °C (lit.)

density

0.822 g/mL at 25 °C (lit.)

application(s)

flavors and fragrances

Documentation

see Safety & Documentation for available documents

food allergen

no known allergens

Organoleptic

cheese; green; mushroom; musty; vegetable; earthy

SMILES string

CCCCCC(=O)CC

InChI

1S/C8H16O/c1-3-5-6-7-8(9)4-2/h3-7H2,1-2H3

InChI key

RHLVCLIPMVJYKS-UHFFFAOYSA-N

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General description

3-Octanone occurs naturally in mushrooms. It is also is one of the key volatiles produced by fungi such as Aspergillus, Fusarium and Penicillium.

Biochem/physiol Actions

Taste at 10 ppm

Other Notes

Natural occurrence: Banana, blueberry, thyme, mushroom, rosemary and hyssop.

Pictograms

FlameExclamation mark

Signal Word

Warning

Hazard Statements

Hazard Classifications

Flam. Liq. 3 - Skin Irrit. 2

Storage Class Code

3 - Flammable liquids

WGK

WGK 1

Flash Point(F)

123.8 °F - closed cup

Flash Point(C)

51 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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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Fungal volatiles as indicators of food and feeds spoilage.
Schnurer J, et al.
Fungal genetics and biology : FG & B, 27(2-3), 209-217 (1999)
Volatile flavour components of some edible mushrooms (Basidiomycetes).
Venkateshwarlu G, et al.
Flavour and Fragrance Journal, 14(3), 191-194 (1999)
Mushroom flavor.
Maga JA.
Journal of Agricultural and Food Chemistry, 29(1), 1-4 (1981)
Volatile flavor compounds produced by molds of Aspergillus, Penicillium, and Fungi imperfecti.
Kaminski E, et al.
Applied Microbiology, 27(6), 1001-1004 (1974)
R N Sinha et al.
Mycopathologia, 101(1), 53-60 (1988-01-01)
The fungal odor compounds 3-methyl-1-butanol, 1-octen-3-ol and 3-octanone were monitored in nine experimental bins in Winnipeg, Manitoba containing a hard red spring wheat during the autumn, winter and summer seasons of 1984-85. Quality changes were associated with seed-borne microflora and

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