We have found 46587 results matching your criteria.
Please wait while we search...

General Material Information

Preferred name prenyl isobutyrate
Trivial Name Prenyl isobutyrate
Short Description 3-methylbut-2-enyl 2-methylpropanoate
Formula C9 H16 O2
CAS Number 76649-23-5
FEMA Number 4206
Flavis Number 9.695
ECHA Number 278-516-2
FDA UNII 6W5A030WDT
Nikkaji Number J319.350K
xLogP3-AA 2.70 (est)
NMR Predictor External link
JECFA Food Flavoring 1828 prenyl isobutyrate
FDA Patent No longer provide for the use of these seven synthetic flavoring substances
FDA Mainterm 76649-23-5 ; PRENYL ISOBUTYRATE
Synonyms
  • 3-methyl but-2-enyl isobutyrate
  • 2-methyl propanoic acid 3-methyl-2-butenyl ester
  • 3-methyl-2-butenyl isobutyrate
  • 3-methylbut-2-enyl 2-methylpropanoate
  • 3-methylbut-2-enyl isobutyrate
  • propanoic acid, 2-methyl-, 3-methyl-2-butenyl ester
  • vertenol isobutyrate (Grau)
  • vertenol-iso-butyrate (Grau)
  • 3-methylbut-2-enyl 2-methylpropanoate
  • Propanoic acid, 2-methyl-, 3-methyl-2-buten-1-yl ester
  • Isobutyric acid, 3-methyl-2-butenyl ester
  • 3-Methylbut-2-en-1-yl 2-methylpropanoate
  • 3-Methyl-2-butenyl isobutanoate
  • 3-Methylbut-2-en-1-yl isobutyrate

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

Google Scholar Start search
Google Books Start search
Google Patents Start search
Perfumer & Flavorists Start search
EU Patents Start search
PubMeb Start search
NCBI Start search

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):HMDB32491
FooDB:FDB010137
Export Tariff Code:2915.60.0000
VCF-Online:VCF Volatile Compounds in Food
ChemSpider:View

PhysChem Properties

Material listed in food chemical codex No
Molecular weight 156.22491455078
Specific gravity @ 25 °C
Pounds per Gallon 7.381 to 7.456
Refractive Index 1.427 to 1.434 @ 20 °C
Boiling Point 77 to 78°C @ 15 mm Hg
Boiling Point 189 to 190°C @ 760 mm Hg
Vapor Pressure 0.579 mmHg @ 25 °C
Flash Point TCC Value 62.78 °C TCC
logP (o/w) 2.88 est
Solubility
alcohol Yes
water, 164.4 mg/L @ 25 °C (est) Yes
water No

Organoleptic Properties

Odor Type: Fruity
fruity, blueberry, raspberry, pomegranate, pineapple, chrysanthemum, honey, fruit dried fruit
General comment At 100.00 %. fruity blueberry raspberry pomegranate pineapple chrysanthemum honey dried fruit
A lofty odor for topnote complexes. Blueberry, raspberry and pomegranate with a touch of pineapple and chrysanthemum undertones w/ a hint of honey. A sweet dried fruit blend on dry down

Potential Uses

Applications
Odor purposes Butter, Fruit

Safety Information

Safety information

Preferred SDS: View
European information :
Most important hazard(s):
Xi - Irritant
R 36/38 - Irritating to skin and eyes.
S 02 - Keep out of the reach of children.
S 24/25 - Avoid contact with skin and eyes.
S 26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S 37/39 - Wear suitable gloves and eye/face protection.
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:
flavor and fragrance agents
RIFM Fragrance Material Safety Assessment: Search
IFRA Code of Practice Notification of the 49th Amendment to the IFRA Code of Practice
Recommendation for prenyl isobutyrate usage levels up to:
8.0000 % in the fragrance concentrate.
Maximised Survey-derived Daily Intakes (MSDI-EU): 0.012 (μg/capita/day)
Maximised Survey-derived Daily Intakes (MSDI-USA): 0.01 (μg/capita/day)
Modified Theoretical Added Maximum Daily Intake (mTAMDI): 2300 (μg/person/day)
Threshold of Concern:1800 (μg/person/day)
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: 22
Click here to view publication 22
average usual ppmaverage maximum ppm
baked goods: 10.00000100.00000
beverages(nonalcoholic): 0.300003.00000
beverages(alcoholic): 1.5000015.00000
breakfast cereal: 0.300001.50000
cheese: --
chewing gum: 15.00000100.00000
condiments / relishes: --
confectionery froastings: 1.5000010.00000
egg products: 1.5000010.00000
fats / oils: 1.5000010.00000
fish products: --
frozen dairy: 6.0000060.00000
fruit ices: 3.0000030.00000
gelatins / puddings: 3.0000030.00000
granulated sugar: --
gravies: --
hard candy: 5.0000050.00000
imitation dairy: --
instant coffee / tea: 0.600006.00000
jams / jellies: 3.0000030.00000
meat products: --
milk products: 0.6000060.00000
nut products: --
other grains: --
poultry: --
processed fruits: --
processed vegetables: --
reconstituted vegetables: --
seasonings / flavors: 1.5000015.00000
snack foods: --
soft candy: 3.0000030.00000
soups: --
sugar substitutes: --
sweet sauces: --
Food categories according to Commission Regulation EC No. 1565/2000 (EC, 2000) in FGE.06 (EFSA, 2002a). According to the Industry the "normal" use is defined as the average of reported usages and "maximum use" is defined as the 95th percentile of reported usages (EFSA, 2002i).
Note: mg/kg = 0.001/1000 = 0.000001 = 1/1000000 = ppm.
average usage mg/kgmaximum usage mg/kg
Dairy products, excluding products of category 02.0 (01.0): 7.0000035.00000
Fats and oils, and fat emulsions (type water-in-oil) (02.0): 5.0000025.00000
Edible ices, including sherbet and sorbet (03.0): 10.0000050.00000
Processed fruit (04.1): 7.0000035.00000
Processed vegetables (incl. mushrooms & fungi, roots & tubers, pulses and legumes), and nuts & seeds (04.2): --
Confectionery (05.0): 10.0000050.00000
Chewing gum (05.3): --
Cereals and cereal products, incl. flours & starches from roots & tubers, pulses & legumes, excluding bakery (06.0): 5.0000025.00000
Bakery wares (07.0): 10.0000050.00000
Meat and meat products, including poultry and game (08.0): 2.0000010.00000
Fish and fish products, including molluscs, crustaceans and echinoderms (MCE) (09.0): 2.0000010.00000
Eggs and egg products (10.0): --
Sweeteners, including honey (11.0): --
Salts, spices, soups, sauces, salads, protein products, etc. (12.0): 5.0000025.00000
Foodstuffs intended for particular nutritional uses (13.0): 10.0000050.00000
Non-alcoholic ("soft") beverages, excl. dairy products (14.1): --
Alcoholic beverages, incl. alcohol-free and low-alcoholic counterparts (14.2): 10.0000050.00000
Ready-to-eat savouries (15.0): 20.00000100.00000
Composite foods (e.g. casseroles, meat pies, mincemeat) - foods that could not be placed in categories 01.0 - 15.0 (16.0): 5.0000025.00000

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 202: 3-Alkylated aliphatic acyclic alpha,beta-unsaturated aldehydes and precursors with or without additional double bonds from chemical subgroup 1.1.3 of FGE.19[1]
View page or View pdf

Scientific Opinion on Flavouring Group Evaluation 95 (FGE.95): Consideration of aliphatic, linear or branched-chain saturated and unsaturated alcohols, aldehydes, acids and related esters evaluated by JECFA (69th meeting) structurally related to esters of branched- and straight-chain aliphatic saturated primary alcohols and of one secondary alcohol, and branched- and straight-chain unsaturated carboxylic acids evaluated by EFSA in FGE.05Rev1 (2008)
View page or View pdf

EPI System: View
AIDS Citations:Search
Cancer Citations:Search
Toxicology Citations:Search
EPA Substance Registry Services (TSCA):76649-23-5
EPA ACToR:Toxicology Data
EPA Substance Registry Services (SRS):Registry
Laboratory Chemical Safety Summary :173535
National Institute of Allergy and Infectious Diseases:Data
WGK Germany:2
3-methylbut-2-enyl 2-methylpropanoate
Chemidplus:0076649235