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2,4-dimethyl-2-pentenoic acid

Chemical Structure

General Material Information

Preferred name 2,4-dimethyl-2-pentenoic acid
Trivial Name 2,4-Dimethyl-2-pentenoic acid
Short Description 2-pentenoic acid, 2,4-dimethyl-
Formula C7 H12 O2
CAS Number 66634-97-7
FEMA Number 3143
FDA UNII YSD821326P
Nikkaji Number J761.177C
MDL MFCD00209505
COE Number 744
xLogP3-AA 1.70 (est)
NMR Predictor External link
JECFA Food Flavoring 1211 2,4-dimethyl-2-pentenoic acid
FDA Patent No longer provide for the use of these seven synthetic flavoring substances
FDA Mainterm 66634-97-7 ; 2,4-DIMETHYL-2-PENTENOIC ACID
Synonyms
  • (E+Z)-2,4-dimethyl pent-2-enoic acid
  • 2,4-dimethyl pent-2-enoic acid
  • 2,4-dimethylpent-2-enoic acid
  • 2-pentenoic acid, 2,4-dimethyl-
  • 2,4-dimethylpent-2-enoic acid
  • 2-Pentenoic acid, 2,4-dimethyl-
  • 2-Methyl-3-isopropyl acrylic acid

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):HMDB39819
FooDB:FDB019470
Export Tariff Code:2916.19.9590
ChemSpider:View

PhysChem Properties

Material listed in food chemical codex No
Molecular weight 128.1710357666
Boiling Point 133 to 134°C @ 15 mm Hg
Vapor Pressure 0.052 mmHg @ 25 °C
Flash Point TCC Value 123.33 °C TCC
logP (o/w) 1.94 est
Solubility
alcohol Yes
water, very slightly Yes
water, 2471 mg/L @ 25 °C (est) Yes
water No

Organoleptic Properties

Odor Type: Acidic
acidic, fruity, cheesy, honey, tart, sweaty, floral, animal
General comment At 1.00 % in dipropylene glycol. acidic fruity cheese honey
Mosciano, Gerard P&F 21, No. 3, 51, (1996) Tangy, acidic, fruity, sweaty and cheesy with honey and floral nuances, and an animal undernote
Flavor Type: Sour
tart, acidic, cheesy, ripe, fruity, animal
Mosciano, Gerard P&F 21, No. 3, 51, (1996) At 25.00 ppm. Tangy, acidic and cheesy with ripe, fruity and animal nuances

Potential Uses

Applications
Odor purposes Fruit
Flavoring purposes Berry mixed berry, Cheese, Chocolate, Tropical

Safety Information

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

Safety in use information

Category:
flavoring agents
Recommendation for 2,4-dimethyl-2-pentenoic acid usage levels up to:
not for fragrance use.
Structure Class: I
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: 4
Click here to view publication 4
average usual ppmaverage maximum ppm
baked goods: -1.50000
beverages(nonalcoholic): --
beverages(alcoholic): --
breakfast cereal: --
cheese: --
chewing gum: --
condiments / relishes: --
confectionery froastings: --
egg products: --
fats / oils: --
fish products: --
frozen dairy: --
fruit ices: --
gelatins / puddings: --
granulated sugar: --
gravies: --
hard candy: -1.00000
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: --
sugar substitutes: --
sweet sauces: --

Safety references

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 :5362565
National Institute of Allergy and Infectious Diseases:Data
WGK Germany:2
2,4-dimethylpent-2-enoic acid
Chemidplus:0066634977