2-cyclopentyl cyclopentanone
2-cyclopentylcyclopentanone
 
Notes:
None found
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2-cyclopentylcyclopentan-1-one (Click)
CAS Number: 4884-24-6Picture of molecule
Other: 3063-68-1
ECHA EINECS - REACH Pre-Reg: 225-495-2
FDA UNII: ITL55F9I8K
Nikkaji Web: J611D
MDL: MFCD00051419
XlogP3-AA: 2.60 (est)
Molecular Weight: 152.23672000
Formula: C10 H16 O
NMR Predictor: Predict (works with chrome or firefox)
Category: flavor and fragrance agents
 
US / EU / FDA / JECFA / FEMA / FLAVIS / Scholar / Patent Information:
Google Scholar: Search
Google Books: Search
Google Scholar: with word "volatile"Search
Google Scholar: with word "flavor"Search
Google Scholar: with word "odor"Search
Perfumer and Flavorist: Search
Google Patents: Search
US Patents: Search
EU Patents: Search
IBM Patents: Obtain
Pubchem Patents: Search
JECFA Food Flavoring: 2050  2-cyclopentylcyclopentanone
FEMA Number: 4514  2-cyclopentylcyclopentanone
FDA Mainterm: 2-CYCLOPENTYLCYCLOPENTANONE
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Physical Properties:
Appearance: colorless clear liquid (est)
Assay: 97.00 to 100.00 % 
Food Chemicals Codex Listed: No
Specific Gravity: 0.97500 to 0.98300 @  20.00 °C.
Pounds per Gallon - (est).: 8.122 to  8.189
Refractive Index: 1.47500 to 1.48100 @  20.00 °C.
Melting Point: 13.00 °C. @ 760.00 mm Hg
Boiling Point: 232.00 to  233.00 °C. @ 760.00 mm Hg
Boiling Point: 104.00 to  107.00 °C. @ 2.00 mm Hg
Vapor Pressure: 0.059000 mm/Hg @ 25.00 °C. (est)
Flash Point: 194.00 °F. TCC ( 90.00 °C. )
logP (o/w): 2.274 (est)
Soluble in:
 alcohol
 water, 283.6 mg/L @ 25 °C (est)
Insoluble in:
 water
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Organoleptic Properties:
Odor Type: fruity
Odor Strength: medium
 fruity  green  minty  aldehydic  woody  
Odor Description:
at 100.00 %. 
fruity green minty aldehydic woody
  
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Cosmetic Information:
CosIng: cosmetic data
Cosmetic Uses: perfuming agents
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Suppliers:
A.C.S. International
Cyclopentyl Cyclopentanone
Odor: fruity green minty aldehydic woody
Operational Capabilities
CG Herbals
Cyclopentyl Cyclopentanone
Diffusions Aromatiques
2-CYCLOPENTYL CYCLOPENTANONE
Ernesto Ventós
2-CYCLOPENTYL CYCLOPENTANONE ZEON
Odor: FRESH GREEN COOL MINT,AGRESTIC WOOD
Parchem
2-cyclopentyl cyclopentanone
Santa Cruz Biotechnology
For experimental / research use only.
2-Cyclopentylcyclopentanone
TCI AMERICA
For experimental / research use only.
2-Cyclopentylcyclopentanone >99.0%(GC)
ZEON Chemicals
2-Cyclopentyl cyclopentanone
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Safety Information:
Preferred SDS: View
 
Hazards identification
 
Classification of the substance or mixture
GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)
None found.
GHS Label elements, including precautionary statements
 
Pictogram
 
Hazard statement(s)
None found.
Precautionary statement(s)
None found.
Oral/Parenteral Toxicity:
Not determined
Dermal Toxicity:
Not determined
Inhalation Toxicity:
Not determined
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Safety in Use Information:
Category: flavor and fragrance agents
Recommendation for 2-cyclopentyl cyclopentanone usage levels up to:
  2.0000 % in the fragrance concentrate.
 
Structure Class: II
Use levels for FEMA GRAS flavoring substances on which the FEMA Expert Panel based its judgments that the substances are generally recognized as safe (GRAS).
The Expert Panel also publishes separate extensive reviews of scientific information on all FEMA GRAS flavoring substances and can be found at FEMA Flavor Ingredient Library
publication number: 24
Click here to view publication 24
 average usual ppmaverage maximum ppm
baked goods: 15.00000100.00000
beverages(nonalcoholic): 1.0000010.00000
beverages(alcoholic): 1.0000010.00000
breakfast cereal: --
cheese: --
chewing gum: --
condiments / relishes: --
confectionery froastings: --
egg products: --
fats / oils: --
fish products: --
frozen dairy: 2.0000020.00000
fruit ices: 2.0000020.00000
gelatins / puddings: 3.0000030.00000
granulated sugar: --
gravies: --
hard candy: 5.0000050.00000
imitation dairy: --
instant coffee / tea: --
jams / jellies: --
meat products: --
milk products: 3.0000030.00000
nut products: --
other grains: --
poultry: --
processed fruits: --
processed vegetables: --
reconstituted vegetables: --
seasonings / flavors: --
snack foods: --
soft candy: 5.0000050.00000
soups: --
sugar substitutes: --
sweet sauces: 3.0000030.00000
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Safety References:
EPI System: View
EPA Substance Registry Services (TSCA): 4884-24-6
EPA ACToR: Toxicology Data
EPA Substance Registry Services (SRS): Registry
Laboratory Chemical Safety Summary : 21003
National Institute of Allergy and Infectious Diseases: Data
 2-cyclopentylcyclopentan-1-one
Chemidplus: 0004884246
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References:
 2-cyclopentylcyclopentan-1-one
NIST Chemistry WebBook: Search Inchi
Canada Domestic Sub. List: 4884-24-6
Pubchem (cid): 21003
Pubchem (sid): 134984813
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Other Information:
(IUPAC): Atomic Weights of the Elements 2009
(IUPAC): Atomic Weights of the Elements 2009 (pdf)
Videos: The Periodic Table of Videos
tgsc: Atomic Weights use for this web site
(IUPAC): Periodic Table of the Elements
FDA Everything Added to Food in the United States (EAFUS): View
HMDB (The Human Metabolome Database): Search
Export Tariff Code: 2914.29.5000
ChemSpider: View
Read: Under the conditions of intended use - New developments in the FEMA GRAS program and the safety assessment of flavor ingredients
Read: A GRAS assessment program for flavor ingredients
Read: Sensory testing for flavorings with modifying properties. Food Technology
Read: Criteria for the safety evaluation of flavoring substances
Read: A procedure for the safety evaluation of natural flavor complexes used as ingredients in food: essential oils
Read: FEMA Expert Panel: 30 Years of safety evaluation for the flavor industry
Read: Consumption ratio and food predominance of flavoring materials
FAO: 2-Cyclopentylcyclopentanone
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Potential Blenders and core components note
 
For Odor
citrus
 ocimene quintoxideFL/FR
floral
 citronellal diisotridecyl acetalFR
 cyclohexyl propanolFR
fruity
2-cyclopentyl cyclopentanoneFL/FR
 lilac lactoneFL/FR
licorice
sweet basil oleoresinFL/FR
mentholic
 menthyl acetateFL/FR
 menthyl acetate racemicFL/FR
minty
 carvyl propionateFL/FR
beta-cyclocitralFL/FR
isopropyl tiglateFL/FR
isopulegyl formateFL/FR
sulfurous
 buchu mercaptanFL/FR
 
For Flavor
 
No flavor group found for these
 carvyl propionateFL/FR
beta-cyclocitralFL/FR
2-cyclopentyl cyclopentanoneFL/FR
 lilac lactoneFL/FR
 limonen-10-yl acetateFL
 menthyl acetate racemicFL/FR
isopulegyl formateFL/FR
coffee
2-isopropyl pyrazineFL
cooling
 menthyl acetateFL/FR
green
 ocimene quintoxideFL/FR
isopropyl tiglateFL/FR
licorice
sweet basil oleoresinFL/FR
sulfurous
 buchu mercaptanFL/FR
 
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Potential Uses:
 bubble gumFR
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Occurrence (nature, food, other): note
 not found in nature
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Synonyms:
1,1'-bi(cyclopentyl)-2-one
1,1’-bi(cyclopentyl)-2-one
(1,1'-bicyclopentyl)-2-one
[bicyclopentyl]-2-one
[1,1'-bicyclopentyl]-2-one
 bicyclopentylone
 cyclopentanone, 2-cyclopentyl-
2-cyclopentyl cyclopentanone
2-cyclopentyl-cyclopentanone
2-cyclopentylcyclopentan-1-one
2-cyclopentylcyclopentanone
 ketone 55
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Articles:
PubMed: Identification and migration of degradation compounds from irradiation of multilayer polyamide 6 films for meat foodstuffs and cheese.
PubMed: Correlation between emitted and total amount of 2-cyclopentyl-cyclopentanone in polyamide 6.6 allows rapid assessment by HS and HS-SPME under non-equilibrium conditions.
PubMed: Multiple headspace solid-phase microextraction of 2-cyclopentyl-cyclopentanone in polyamide 6.6: possibilities and limitations in the headspace analysis of solid hydrogen-bonding matrices.
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.
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