EU/US Properties Organoleptics Cosmetics Suppliers Safety Safety in use Safety references References Other Blenders Uses Occurrence Synonyms Articles Notes
 

5-ethyl-3-methyl cyclotene
2-cyclopenten-1-one, 5-ethyl-2-hydroxy-3-methyl

Supplier Sponsors

Name:5-ethyl-2-hydroxy-3-methylcyclopent-2-en-1-one
CAS Number: 53263-58-4Picture of molecule3D/inchi
ECHA EINECS - REACH Pre-Reg:258-451-6
FDA UNII: Search
Nikkaji Web:J295.917H
CoE Number:11078
XlogP3-AA:1.20 (est)
Molecular Weight:140.18204000
Formula:C8 H12 O2
NMR Predictor:Predict (works with chrome, Edge or firefox)
Category:flavoring 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
Pubchem Patents:Search
PubMed:Search
NCBI:Search
JECFA Food Flavoring:423 5-ethyl-2-hydroxy-3-methylcyclopent-2-en-1-one
DG SANTE Food Flavourings:07.118 5-ethyl-2-hydroxy-3-methylcyclopent-2-en-1-one
FEMA Number:3454 5-ethyl-2-hydroxy-3-methylcyclopent-2-en-1-one
FDA:No longer provide for the use of these seven synthetic flavoring substances
FDA Mainterm (SATF):53263-58-4 ; 5-ETHYL-2-HYDROXY-3-METHYLCYCLOPENT-2-EN-1-ONE
 
Physical Properties:
Assay: 99.00 to 100.00
Food Chemicals Codex Listed: No
Specific Gravity:1.05300 to 1.06000 @ 25.00 °C.
Pounds per Gallon - (est).: 8.762 to 8.820
Refractive Index:1.47800 to 1.48400 @ 20.00 °C.
Boiling Point: 260.00 to 261.00 °C. @ 760.00 mm Hg
Vapor Pressure:0.002000 mmHg @ 25.00 °C. (est)
Flash Point: 226.00 °F. TCC ( 107.78 °C. )
logP (o/w): 0.615 (est)
Soluble in:
 alcohol
 water, slightly
 water, 1112 mg/L @ 25 °C (est)
Insoluble in:
 water
 
Organoleptic Properties:
Odor Type: malty
malty caramellic
Odor Description:at 1.00 % in propylene glycol. malty caramellic
Odor and/or flavor descriptions from others (if found).
 
Cosmetic Information:
None found
 
Suppliers:
Anhui Haibei
5-Ethyl-3-methyl Cyclotene
Axsyn
For experimental / research use only.
2-Cyclopenten-1-one,5-ethyl-2-hydroxy-3-methyl-
BOC Sciences
For experimental / research use only.
5-Ethyl-2-hydroxy-3-methylcyclopent-2-en-1-one > 95%
Parchem
5-ethyl-3-methyl cyclotene
 
Safety Information:
 
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
 
Safety in Use Information:
Category:
flavoring agents
Recommendation for 5-ethyl-3-methyl cyclotene usage levels up to:
 not for fragrance use.
 
Maximised Survey-derived Daily Intakes (MSDI-EU): ND (μg/capita/day)
Maximised Survey-derived Daily Intakes (MSDI-USA): 0.38 (μg/capita/day)
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: 9
Click here to view publication 9
 average usual ppmaverage maximum ppm
baked goods: -2.00000
beverages(nonalcoholic): -2.00000
beverages(alcoholic): --
breakfast cereal: --
cheese: --
chewing gum: --
condiments / relishes: --
confectionery froastings: -2.00000
egg products: --
fats / oils: --
fish products: --
frozen dairy: -3.00000
fruit ices: -3.00000
gelatins / puddings: -2.00000
granulated sugar: --
gravies: --
hard candy: --
imitation dairy: --
instant coffee / tea: --
jams / jellies: --
meat products: --
milk products: -1.00000
nut products: --
other grains: --
poultry: --
processed fruits: --
processed vegetables: --
reconstituted vegetables: --
seasonings / flavors: --
snack foods: --
soft candy: --
soups: --
sugar substitutes: --
sweet sauces: --
 
Safety References:
European Food Safety Athority(EFSA):Flavor usage levels; Subacute, Subchronic, Chronic and Carcinogenicity Studies; Developmental / Reproductive Toxicity Studies; Genotoxicity Studies...

European Food Safety Authority (EFSA) reference(s):

Flavouring Group Evaluation 213: alpha,beta-Unsaturated alicyclic ketones and precursors from chemical subgroup 2.7 of FGE.19
View page or View pdf

Scientific Opinion on Flavouring Group Evaluation 213, Revision 2 (FGE.213Rev2): Consideration of genotoxic potential for a,ß-unsaturated alicyclic ketones and precursors from chemical subgroup 2.7 of FGE.19
View page or View pdf

EPI System: View
AIDS Citations:Search
Cancer Citations:Search
Toxicology Citations:Search
EPA ACToR:Toxicology Data
EPA Substance Registry Services (SRS):Registry
Laboratory Chemical Safety Summary :65427
National Institute of Allergy and Infectious Diseases:Data
5-ethyl-2-hydroxy-3-methylcyclopent-2-en-1-one
Chemidplus:0053263584
 
References:
 5-ethyl-2-hydroxy-3-methylcyclopent-2-en-1-one
NIST Chemistry WebBook:Search Inchi
Canada Domestic Sub. List:53263-58-4
Pubchem (cid):65427
Pubchem (sid):135022193
 
Other Information:
(IUPAC):Atomic Weights of the Elements 2011 (pdf)
Videos:The Periodic Table of Videos
tgsc:Atomic Weights use for this web site
(IUPAC):Periodic Table of the Elements
FDA Substances Added to Food (formerly EAFUS):View
HMDB (The Human Metabolome Database):HMDB37167
FooDB:FDB016163
VCF-Online:VCF Volatile Compounds in Food
ChemSpider:View
 
Potential Blenders and core components note
For Odor
acidic
cyclohexyl acetic acid
FL/FR
balsamic
2-
acetyl furan
FL/FR
buttery
acetoin
FL/FR
acetyl propionyl
FL/FR
3,4-
hexane dione
FL/FR
caramellic
2-oxo
butyric acid
FL/FR
caramel pentadione
FL/FR
cyclotene
FL/FR
cyclotene hydrate
FL/FR
alpha,alpha-
dimethyl anisyl acetone
FL/FR
ethyl 2-hydroxy-2-methyl butyrate
FL/FR
ethyl cyclopentenolone
FL/FR
ethyl maltol
FL/FR
5-
ethyl-2,3,4,5-tetramethyl-2-cyclohexen-1-one
FL/FR
fenugreek absolute
FL/FR
geranyl crotonate
FR
immortelle absolute
FL/FR
maltol
FL/FR
maltyl propionate
FL/FR
maple furanone
FL/FR
menthone lactone
FL/FR
mesitene lactone
FR
5-
methyl furfural
FL/FR
rosefuran
FL/FR
shoyu furanone
FL/FR
strawberry furanone
FL/FR
strawberry furanone acetate
FL/FR
toffee furanone
FL/FR
coconut
gamma-
heptalactone
FL/FR
coumarinic
tonka bean resinoid
FR
creamy
gamma-
butyrolactone
FL/FR
ethereal
ethyl 4-pentenoate
FL/FR
ethyl pyruvate
FL/FR
iso
valeraldehyde propylene glycol acetal
FL/FR
fermented
ethyl (E)-2-crotonate
FL/FR
fruity
(E)-
ethyl tiglate
FL/FR
tetrahydrofurfuryl acetate
FL/FR
green
iso
amyl 3-(2-furan) propionate
FL/FR
herbal
butyl levulinate
FL/FR
musty
3-
acetyl-2,5-dimethyl furan
FL/FR
nutty
2-
acetyl-3,5(or 6)-dimethyl pyrazine
FL/FR
2,3-
dimethyl pyrazine
FL/FR
nutty cyclohexenone
FL/FR
phenolic
4-
methyl-2,6-dimethoxyphenol
FL/FR
sweet
vanilla oleoresin bali
FL/FR
tonka
tonka bean absolute
FR
vanilla
ethyl vanillin
FL/FR
vanillyl isobutyrate
FL/FR
vegetable
tetrahydrofurfuryl alcohol
FL/FR
For Flavor
No flavor group found for these
2-
acetyl-3,4,5,6-tetrahydropyridine
FL
allyl 2-furoate
FL
benzyl disulfide
FL
2,5-
diethyl tetrahydrofuran
FL
alpha,alpha-
dimethyl anisyl acetone
FL/FR
ethyl 2-hydroxy-2-methyl butyrate
FL/FR
ethyl 4-pentenoate
FL/FR
5-
ethyl-2,3,4,5-tetramethyl-2-cyclohexen-1-one
FL/FR
furfuryl acetone
FL
menthone lactone
FL/FR
rosefuran
FL/FR
iso
amyl 3-(2-furan) propionate
FL/FR
bready
bready
mango furanone
FL
brown
2-oxo
butyric acid
FL/FR
5-
methyl furfural
FL/FR
tetrahydrofurfuryl acetate
FL/FR
burnt
furfuryl alcohol
FL
buttery
diacetyl
FL
3,4-
hexane dione
FL/FR
caramellic
caramel dione
FL
caramel furanone
FL
caramel pentadione
FL/FR
cyclotene
FL/FR
cyclotene hydrate
FL/FR
ethyl maltol
FL/FR
5-
ethyl-3,4,5,6-tetramethyl cyclohexen-2-one
FL
fenugreek absolute
FL/FR
maltol
FL/FR
maltyl propionate
FL/FR
maple furanone
FL/FR
3-
methyl butyl 2-furyl butyrate
FL
shoyu furanone
FL/FR
strawberry furanone
FL/FR
strawberry furanone acetate
FL/FR
toffee furanone
FL/FR
cocoa
butyraldehyde
FL
coffee
2-
thiophene thiol
FL
creamy
acetoin
FL/FR
fatty
2,4-
undecadienal
FL
(E,E)-2,4-
undecadienal
FL
fruity
(E)-
ethyl tiglate
FL/FR
furfuryl valerate
FL
2-
pentanoyl furan
FL
iso
valeraldehyde propylene glycol acetal
FL/FR
green
immortelle absolute
FL/FR
herbal
butyl levulinate
FL/FR
5-
hydroxymethyl furfural
FL
jammy
ethyl cyclopentenolone
FL/FR
lactonic
gamma-
heptalactone
FL/FR
milky
gamma-
butyrolactone
FL/FR
musty
ethyl (E)-2-crotonate
FL/FR
nutty
2-
acetyl furan
FL/FR
3-
acetyl-2,5-dimethyl furan
FL/FR
2-
acetyl-3,5(or 6)-dimethyl pyrazine
FL/FR
2,3-
dimethyl pyrazine
FL/FR
nutty cyclohexenone
FL/FR
peanut oxazole
FL
tetrahydrofurfuryl alcohol
FL/FR
phenolic
4-
methyl-2,6-dimethoxyphenol
FL/FR
rummy
ethyl pyruvate
FL/FR
solvent
2-
ethyl furan
FL
sweet
cyclohexyl acetic acid
FL/FR
vanilla oleoresin bali
FL/FR
toasted
acetyl propionyl
FL/FR
vanilla
ethyl vanillin
FL/FR
vanillyl isobutyrate
FL/FR
waxy
furfuryl octanoate
FL
 
Potential Uses:
FLbread
FLcereal
FLcoffee
 
Occurrence (nature, food, other):note
 coffee roasted coffee
Search PMC Picture
 
Synonyms:
2-cyclopenten-1-one, 2-hydroxy-5-ethyl-3-methyl
2-cyclopenten-1-one, 5-ethyl-2-hydroxy-3-methyl
5-ethyl-2-hydroxy-3-methyl cyclopent-2-en-1-one
5-ethyl-2-hydroxy-3-methyl-2-cyclopenten-1-one
5-ethyl-2-hydroxy-3-methylcyclopent-2-en-1-one
5-ethyl-3-methylcyclotene
 
 
Notes:
Present in roast Arabica coffeee bean volatiles. Flavouring agent
Please share your Comments.
Email Address:
Top of Page Home
Copyright © 1980-2021 The Good Scents Company (tgsc) ™ Disclaimer Privacy Policy