cyclopentanone
ketopentamethylene
Identification
| Name | cyclopentanone |
| IUPAC | cyclopentanone |
| CAS Number | 120-92-3 |
| EINECS | 204-435-9 |
| FDA UNII | 220W81TN3S |
| Molecular Formula | C5 H8 O |
| Molecular Weight | 84.11796000 |
| MDL Number | MFCD00001409 |
| Nikkaji Number | J5.333C |
| Beilstein | 0605573 |
| CoE Number | 11050 |
Regulatory
| JECFA Food Flavoring | 1101 cyclopentanone |
| DG SANTE Food Flavourings | 07.149 cyclopentanone |
| FEMA Number | 3910 |
| FDA | No longer provide for the use of these seven synthetic flavoring substances |
| FDA Mainterm (SATF) | 120-92-3 ; CYCLOPENTANONE |
Physical Properties
| Appearance | colorless clear liquid (est) |
| Assay | 99.00 to 100.00 |
| Food Chemicals Codex Listed | No |
| Specific Gravity | 0.95000 to 0.96000 @ 25.00 °C. |
| Pounds per Gallon - (est). | 7.905 to 7.988 |
| Refractive Index | 1.43200 to 1.43800 @ 20.00 °C. |
| Melting Point | -51.00 °C. @ 760.00 mm Hg |
| Boiling Point | 130.00 to 131.00 °C. @ 760.00 mm Hg |
| Vapor Pressure | 11.400000 mmHg @ 25.00 °C. |
| Flash Point | 87.00 °F. TCC ( 30.56 °C. ) |
| logP (o/w) | 0.200 |
| Soluble in | alcohol |
| Insoluble in | water |
Cosmetic Information
| CosIng | cosmetic data |
| Cosmetic Uses | perfuming agents |
Organoleptic Properties
| Odor Description | at 1.00 % in dipropylene glycol. |
Safety Information
| Preferred SDS | View |
| European information | Most important hazard(s): |
| Oral/Parenteral Toxicity | oral-mammal (species unspecified) LD50 2000 mg/kg |
| Dermal Toxicity | subcutaneous-frog LDLo 3000 mg/kg |
| Inhalation Toxicity | inhalation-rat LC50 19500 mg/m3 |
GHS Classification
['GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)', 'GHS Label elements, including precautionary statements']
Safety in Use
| Category | flavor and fragrance agents |
| RIFM Fragrance Material Safety Assessment | Search |
| Recommendation for cyclopentanone usage levels up to | 0.1000 % in the fragrance concentrate. |
| Maximised Survey-derived Daily Intakes (MSDI-EU) | 0.018 (μg/capita/day) |
| Maximised Survey-derived Daily Intakes (MSDI-USA) | 0.02 (μg/capita/day) |
| Structure Class | II |
| baked goods | 2.00000 |
| beverages(nonalcoholic) | 1.00000 |
| beverages(alcoholic) | - |
| breakfast cereal | 1.00000 |
| cheese | - |
| chewing gum | - |
| condiments / relishes | 1.00000 |
| confectionery froastings | - |
| egg products | - |
| fats / oils | - |
| fish products | - |
| frozen dairy | - |
| fruit ices | - |
| gelatins / puddings | - |
| granulated sugar | - |
| gravies | - |
| hard candy | - |
| imitation dairy | - |
| instant coffee / tea | - |
| jams / jellies | - |
| meat products | - |
| milk products | - |
| nut products | - |
| other grains | - |
| poultry | - |
| processed fruits | - |
| processed vegetables | - |
| reconstituted vegetables | - |
| seasonings / flavors | - |
| snack foods | - |
| soft candy | - |
| soups | 1.00000 |
| sugar substitutes | - |
| sweet sauces | 1.00000 |
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Potential Uses
Natural Occurrence
Synonyms
adipic ketone
adipinketon
cyclopentan-1-one
keto
cyclopentane
2-
cyclopentanone
cyclopentanone [UN2245] [Flammable liquid]
dumasin
keto
pentamethylene
PubMed:
Use of solid-phase microextraction coupled to gas chromatography-mass spectrometry for determination of urinary volatile organic compounds in autistic children compared with healthy controls.
PubMed:
Effects of Curcumin Analogues for Inhibiting Human Prostate Cancer Cells and the Growth of Human PC-3 Prostate Xenografts in Immunodeficient Mice.
PubMed:
Biocatalysis with Escherichia coli-overexpressing cyclopentanone monooxygenase immobilized in polyvinyl alcohol gel.
PubMed:
Involvement of cholesterol membrane transporter Niemann-Pick C1-like 1 in the intestinal absorption of lutein.
PubMed:
A toxicologic and dermatologic assessment of cyclopentanones and cyclopentenones when used as fragrance ingredients.
PubMed:
Fragrance material review on 2-hexylidene cyclopentanone.
PubMed:
Fragrance material review on methyl jasmonate.
PubMed:
Fragrance material review on methyl 3-oxo-2-(pent-2-enyl)cyclopentaneacetate.
PubMed:
Fragrance material review on cyclotene propionate.
PubMed:
Fragrance material review on hexenylcyclopentanone.
PubMed:
Fragrance material review on methyl hexyl oxo cyclopentanone carboxylate.
PubMed:
Fragrance material review on 2-heptylidenecyclopentan-1-one.
PubMed:
Fragrance material review on methyl dihydrojasmonate.
PubMed:
Fragrance material review on dihydroisojasmone.
PubMed:
Fragrance material review on 3-methyl-2-(pentyloxy)-2-cyclopenten-1-one.
PubMed:
Fragrance material review on 2-(3,7-dimethyl-2,6-octadienyl)cyclopentanone.
PubMed:
Fragrance material review on 3-methyl-2-(n-pentanyl)-2-cyclopenten-1-one.
PubMed:
Fragrance material review on 3-ethyl-2-hydroxy-2-cyclopenten-1-one.
PubMed:
Fragrance material review on 3-methyl-2-(2-pentenyl)-2-cyclopenten-1-one.
PubMed:
Fragrance material review on cis-jasmone.
PubMed:
Fragrance material review on cyclopentanone.
PubMed:
Fragrance material review on 2-heptylcyclopentanone.
PubMed:
Fragrance material review on 2-pentylcyclopentan-1-one.
PubMed:
Fragrance material review on 2-cyclopentylcyclopentanone.
PubMed:
Fragrance material review on 2-hexylcyclopentanone.
PubMed:
Fragrance material review on 3-methyl-2-pentylcyclopentan-1-one.
PubMed:
Fragrance material review on 2-hydroxy-3,4-dimethyl-2-cyclopenten-1-one.
PubMed:
Fragrance material review on isojasmone.
PubMed:
Fragrance material review on 2-(p-Menth-1-ene-10-yl) cyclopentanone.
PubMed:
Fragrance material review on 2,2,5-trimethyl-5-pentylcyclopentanone.
PubMed:
Vitamin D intestinal absorption is not a simple passive diffusion: evidences for involvement of cholesterol transporters.
PubMed:
Encapsulation of recombinant E. coli expressing cyclopentanone monooxygenase in polyelectrolyte complex capsules for Baeyer-Villiger biooxidation of 8-oxabicyclo[3.2.1]oct-6-en-3-one.
PubMed:
New method for determination of epichlorohydrin in epoxy-coated cans by oxolane derivatization and gas chromatography-mass spectrometry.
PubMed:
Chemical profile of rums as a function of their origin. The use of chemometric techniques for their identification.
PubMed:
Identification and migration of degradation compounds from irradiation of multilayer polyamide 6 films for meat foodstuffs and cheese.
PubMed:
Biologic evaluation of curcumin and structural derivatives in cancer chemoprevention model systems.
PubMed:
Volatile metabolites from actinomycetes.
PubMed:
Migration from polyamide 'microwave and roasting bags' into roast chicken.
PubMed:
Determination of potential migrants present in Nylon 'microwave and roasting bags' and migration into olive oil.
PubMed:
[Determination of total bromine in foods by ECD gas chromatograph].
PubMed:
Effect of reductive alkylation of the epsilon-amino group of lysyl redsidues of casein on its nutritive value in rats.