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2-hydroxy-2-cyclohexenone

Chemical Structure

General Material Information

Preferred name 2-hydroxy-2-cyclohexenone
Trivial Name 2-Hydroxy-2-cyclohexen-1-one
Short Description 2-hydroxy-2-cyclohexen-1-one
Formula C6 H8 O2
CAS Number 10316-66-2
FEMA Number 3458
Flavis Number 7.119
FDA UNII 75C1OVW0FJ
Nikkaji Number J274.216K
COE Number 11046
xLogP3-AA 0.70 (est)
NMR Predictor External link
JECFA Food Flavoring 424 2-hydroxy-2-cyclohexen-1-one
FDA Patent No longer provide for the use of these seven synthetic flavoring substances
FDA Mainterm 10316-66-2 ; 2-HYDROXY-2-CYCLOHEXEN-1-ONE
Synonyms
  • 2-cyclohexen-1-one, 2-hydroxy-
  • 2-hydroxy-2-cyclohexen-1-one
  • 2-hydroxycyclohex-2-en-1-one
  • 2-methyl-3,4-cyclohexane dione
  • 2-methyl-3,4-cyclohexanedione
  • 2-hydroxycyclohex-2-en-1-one
  • 2-Cyclohexen-1-one, 2-hydroxy-
  • 2-Hydroxy-2-cyclohexen-1-one

US / EU / FDA / JECFA / FEMA / Scholar / Patents

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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):Search
VCF-Online:VCF Volatile Compounds in Food
ChemSpider:View

PhysChem Properties

Material listed in food chemical codex No
Molecular weight 112.12815856934
Melting Point 35 to 38°C @ 760 mm Hg
Boiling Point 256 to 257°C @ 760 mm Hg
Vapor Pressure 0.002 mmHg @ 25 °C
Flash Point TCC Value 84.44 °C TCC
logP (o/w) -0.742 est
Solubility
alcohol Yes
water Yes
fats Yes
water, 9494 mg/L @ 25 °C (est) Yes

Organoleptic Properties

Flavor Type: Caramellic
caramellic
General comment Used in flavours in bakery and confections at 2ppm, and in meat products soups and sauces at 5ppm. caramellic

Occurrences

Potential Uses

Applications
Flavoring purposes Bakery, Meat
Other purposes Confection

Safety Information

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 2-hydroxy-2-cyclohexenone usage levels up to:
not for fragrance use.
Maximised Survey-derived Daily Intakes (MSDI-EU): 0.049 (μg/capita/day)
Maximised Survey-derived Daily Intakes (MSDI-USA): 0.76 (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: --
beverages(nonalcoholic): --
beverages(alcoholic): --
breakfast cereal: --
cheese: --
chewing gum: --
condiments / relishes: -7.00000
confectionery froastings: -7.00000
egg products: --
fats / oils: --
fish products: --
frozen dairy: -3.00000
fruit ices: -3.00000
gelatins / puddings: -7.00000
granulated sugar: --
gravies: -5.00000
hard candy: --
imitation dairy: --
instant coffee / tea: --
jams / jellies: --
meat products: -5.00000
milk products: --
nut products: --
other grains: --
poultry: --
processed fruits: --
processed vegetables: --
reconstituted vegetables: --
seasonings / flavors: --
snack foods: --
soft candy: --
soups: -5.00000
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 :61502
National Institute of Allergy and Infectious Diseases:Data
2-hydroxycyclohex-2-en-1-one
Chemidplus:0010316662