4-acetyl-2-isopropenyl pyridine
1-(2-prop-1-en-2-ylpyridin-4-yl)ethanone
 
Notes:
None found
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1-(2-prop-1-en-2-ylpyridin-4-yl)ethanone (Click)
CAS Number: 142896-12-6Picture of molecule
FDA UNII: B6R53E7DXB
XlogP3-AA: 2.00 (est)
Molecular Weight: 161.20387000
Formula: C10 H11 N O
NMR Predictor: Predict (works with chrome or firefox)
Category: flavoring agents
 
US / EU / FDA / JECFA / FEMA / FLAVIS / Scholar / Patent Information:
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Pubchem Patents: Search
JECFA Food Flavoring: 2154  4-acetyl-2-isopropenylpyridine
FEMA Number: 4637  4-acetyl-2-isopropenylpyridine
FDA Mainterm: 4-ACETYL-2-ISOPROPENYLPYRIDINE
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Physical Properties:
Appearance: yellow clear liquid (est)
Assay: 95.00 to 100.00 % 
Food Chemicals Codex Listed: No
Specific Gravity: 1.00700 to 1.00900 @  25.00 °C.
Pounds per Gallon - (est).: 8.379 to  8.396
Refractive Index: 1.51700 to 1.51900 @  20.00 °C.
Boiling Point: 277.00 to  279.00 °C. @ 760.00 mm Hg
Vapor Pressure: 0.004000 mm/Hg @ 25.00 °C. (est)
Flash Point: 264.00 °F. TCC ( 128.89 °C. )
logP (o/w): 1.894 (est)
Soluble in:
 water, 1506 mg/L @ 25 °C (est)
Similar Items: note
2-acetyl-4-isopropenyl pyridine
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Organoleptic Properties:
Odor Type: herbal
Odor Strength: high ,
recommend smelling in a 0.10 % solution or less
 herbal  green  fermented  roasted  
Odor Description:
at 0.10 % in dipropylene glycol. 
herbal green fermented roasted
  
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Cosmetic Information:
None found
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Suppliers:
Axsyn
For experimental / research use only.
Ethanone,1-[2-(1-methylethenyl)-4-pyridinyl]-
CHEMSTEP
Ethanone, 1-[2-(1-methylethenyl)-4-pyridinyl]- (9CI)
Parchem
4-acetyl-2-isopropenyl pyridine
Chemical Sources Association
Need This Item for Flavor/Food?: You can contact the Chemical Sources Association
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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
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Safety in Use Information:
Category: flavoring agents
Recommendation for 4-acetyl-2-isopropenyl pyridine usage levels up to:
 not for fragrance use.
 
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: --
beverages(nonalcoholic): --
beverages(alcoholic): --
breakfast cereal: --
cheese: --
chewing gum: 0.100000.50000
condiments / relishes: --
confectionery froastings: 0.050000.30000
egg products: --
fats / oils: --
fish products: --
frozen dairy: --
fruit ices: --
gelatins / puddings: --
granulated sugar: --
gravies: --
hard candy: 0.050000.30000
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: 0.100000.50000
soups: --
sugar substitutes: --
sweet sauces: --
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Safety References:
EPI System: View
EPA ACToR: Toxicology Data
EPA Substance Registry Services (SRS): Registry
Laboratory Chemical Safety Summary : 529352
National Institute of Allergy and Infectious Diseases: Data
 1-(2-prop-1-en-2-ylpyridin-4-yl)ethanone
Chemidplus: 0142896126
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References:
 1-(2-prop-1-en-2-ylpyridin-4-yl)ethanone
NIST Chemistry WebBook: Search Inchi
Pubchem (cid): 529352
Pubchem (sid): 103144672
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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
VCF-Online: VCF Volatile Compounds in Food
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
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Potential Blenders and core components note
 
For Odor
amber
amber
 angelica root oilFL/FR
anisic
 estragoleFL/FR
 ocimum basilicum leaf oil americaFL/FR
balsamic
 cinnamyl formateFL/FR
caramellic
2-isobutyl-3-methyl pyrazineFL/FR
citrus
 ocimene quintoxideFL/FR
earthy
 geosminFL/FR
(S)-1-octen-3-olFL/FR
ethereal
isoamyl acetoacetateFL/FR
 ethyl 4-pentenoateFL/FR
 ethyl formateFL/FR
fatty
(E,Z)-2,6-dodecadienalFL/FR
(E)-2-octenalFL/FR
2-octenalFL/FR
floral
 cilantro herb oil egyptFL/FR
beta-damascenoneFL/FR
 dimethyl benzyl carbinyl butyrateFL/FR
 geranium oil africaFL/FR
 geranium oil egyptFL/FR
para-methyl benzyl acetateFL/FR
 neryl formateFL/FR
3-nonanoneFL/FR
isophytolFL/FR
 prenyl salicylateFL/FR
fruity
 acetaldehyde diisoamyl acetalFL/FR
 ethyl 2-ethyl acetoacetateFL/FR
green
isobutyl heptanoateFL/FR
isobutyl methyl ketoneFL/FR
2-sec-butyl thiazoleFL/FR
S-sec-butyl thioisovalerateFL/FR
 heptanal (aldehyde C-7)FL/FR
1-heptanolFL/FR
 heptyl benzoateFL/FR
(E)-4-hexen-1-ol 
3-hexenyl 2-methyl butyrateFL/FR
 hexyl hexanoateFL/FR
 marigold pot absoluteFL/FR
6-methyl-3-hepten-2-oneFL/FR
 seaweed absolute (fucus vesiculosus et serratus)FL/FR
 terpinyl propionateFL/FR
herbal
6-acetoxydihydrotheaspiraneFL/FR
alpha-amyl cinnamyl formateFL/FR
 anethum graveolens herb oilFL/FR
 anethum graveolens herb tinctureFL/FR
 anthemis nobilis flower extractFL/FR
 anthemis nobilis flower oil romanFL/FR
 apium graveolens seed oilFL/FR
 apium graveolens seed oil indiaFL/FR
sweet basil absoluteFL/FR
(+)-alpha-campholenic aldehydeFL/FR
white cognac oilFL/FR
 coriander oleoresinFL/FR
 dill weed oil cubaFL/FR
 dill weed oil reunionFL/FR
 dimethyl benzyl carbinyl formateFL/FR
 hexanolFL/FR
 hop absoluteFL/FR
 hop oilFL/FR
 linalyl formateFL/FR
 linalyl octanoateFL/FR
 marigold oil mexicoFL/FR
 melaleuca leucadendron var. cajuputi leaf oilFL/FR
(E)-6-methyl-3-hepten-2-oneFL/FR
1-octen-3-yl acetateFL/FR
 origanum oilFL/FR
 origanum oil greeceFL/FR
curled parsley herb oilFL/FR
 perilla leaf oilFL/FR
 perillaldehydeFL/FR
 petroselinum crispum seed oil CO2 extractFL/FR
 prenyl senecioateFL/FR
 rosmarinus officinalis extractFL/FR
 rosmarinus officinalis tinctureFL/FR
 tagete oil CO2 extractFL/FR
 tagete oil rwandaFL/FR
 tagete oil south africaFL/FR
 theaspiraneFL/FR
 thyme absoluteFL/FR
 thymyl methyl etherFL/FR
 viridiflorolFL/FR
 wormwood oil americaFL/FR
 wormwood oil cubaFL/FR
 wormwood oil italyFL/FR
 wormwood oil polandFL/FR
minty
 mentha piperita extractFL/FR
(-)-menthoneFL/FR
(-)-isopulegolFL/FR
spicy
isobutyl angelateFL/FR
(-)-cubenolFL/FR
 cuminaldehydeFL/FR
 origanum majorana oilFL/FR
tea
 tea resinoidFL/FR
gamma-terpineneFL/FR
woody
 cinnamyl tiglateFL/FR
alpha-farneseneFL/FR
alpha-farnesene isomerFL/FR
 
For Flavor
 
No flavor group found for these
 acetaldehyde diisoamyl acetalFL/FR
6-acetoxydihydrotheaspiraneFL/FR
alpha-amyl cinnamyl formateFL/FR
isobutyl heptanoateFL/FR
4-butyl thiazoleFL
2-butyl thiazoleFL
2-sec-butyl thiazoleFL/FR
S-sec-butyl thioisovalerateFL/FR
(+)-alpha-campholenic aldehydeFL/FR
 cinnamyl tiglateFL/FR
 dimethyl benzyl carbinyl formateFL/FR
 ethyl 2-ethyl acetoacetateFL/FR
 ethyl 4-pentenoateFL/FR
 fig leaf absoluteFL
 geosminFL/FR
 heptanal (aldehyde C-7)FL/FR
 heptyl benzoateFL/FR
(E,E)-2,4-hexadien-1-olFL
 linalyl formateFL/FR
 melaleuca leucadendron var. cajuputi leaf oilFL/FR
para-methyl benzyl acetateFL/FR
6-methyl-3-hepten-2-oneFL/FR
(E)-6-methyl-3-hepten-2-oneFL/FR
3-nonanoneFL/FR
(S)-1-octen-3-olFL/FR
2-octenalFL/FR
3-octyl butyrateFL
 perilla leaf oilFL/FR
 prenyl senecioateFL/FR
2-propyl thiazoleFL
(-)-isopulegolFL/FR
 seaweed absolute (fucus vesiculosus et serratus)FL/FR
ortho-vinyl anisoleFL
 viridiflorolFL/FR
burnt
2-methoxypyridineFL
cooling
 theaspiraneFL/FR
ethereal
 ethyl formateFL/FR
fatty
(E)-2-octenalFL/FR
floral
 dimethyl benzyl carbinyl butyrateFL/FR
 geranium oil africaFL/FR
 geranium oil egyptFL/FR
fruity
isoamyl acetoacetateFL/FR
 furfuryl valerateFL
2,4-hexadien-1-olFL
 hexyl hexanoateFL/FR
 linalyl octanoateFL/FR
 neryl formateFL/FR
 tagete oil CO2 extractFL/FR
 tagete oil rwandaFL/FR
 tagete oil south africaFL/FR
fusel
white cognac oilFL/FR
green
 anethum graveolens herb tinctureFL/FR
 angelica root oilFL/FR
isobutyl angelateFL/FR
isobutyl methyl ketoneFL/FR
2-isobutyl-3-methyl pyrazineFL/FR
 celery distillatesFL
 coriander oleoresinFL/FR
(E,Z)-2,6-dodecadienalFL/FR
alpha-farneseneFL/FR
alpha-farnesene isomerFL/FR
 hexanolFL/FR
(E)-4-hexen-1-ol 
3-hexenyl 2-methyl butyrateFL/FR
 marigold pot absoluteFL/FR
 ocimene quintoxideFL/FR
1-octen-3-yl acetateFL/FR
 terpinyl propionateFL/FR
herbal
 anethum graveolens herb oilFL/FR
 anthemis nobilis flower extractFL/FR
 anthemis nobilis flower oil romanFL/FR
 apium graveolens seed oilFL/FR
 apium graveolens seed oil indiaFL/FR
sweet basil absoluteFL/FR
 celery seed oleoresinFL
 cilantro herb oil egyptFL/FR
 dill weed oil cubaFL/FR
 dill weed oil reunionFL/FR
 hop absoluteFL/FR
 hop oilFL/FR
 marigold oil mexicoFL/FR
 ocimum basilicum leaf oil americaFL/FR
 origanum majorana oilFL/FR
 origanum oilFL/FR
 origanum oil greeceFL/FR
curled parsley herb oilFL/FR
 petroselinum crispum seed oil CO2 extractFL/FR
 prenyl salicylateFL/FR
 rosmarinus officinalis extractFL/FR
 rosmarinus officinalis tinctureFL/FR
 thyme absoluteFL/FR
 wormwood oil americaFL/FR
 wormwood oil cubaFL/FR
 wormwood oil italyFL/FR
 wormwood oil polandFL/FR
licorice
 estragoleFL/FR
minty
 mentha piperita extractFL/FR
(-)-menthoneFL/FR
musty
 thymyl methyl etherFL/FR
oily
isophytolFL/FR
solvent
1-heptanolFL/FR
spicy
 cinnamyl formateFL/FR
(-)-cubenolFL/FR
 cuminaldehydeFL/FR
 perillaldehydeFL/FR
tea
green tea leaf distillatesFL
 tea resinoidFL/FR
terpenic
gamma-terpineneFL/FR
woody
beta-damascenoneFL/FR
 
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Potential Uses:
 green 
 herbal 
 mint 
 spearmint 
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Occurrence (nature, food, other): note
 spearmint oil
Search Trop  Picture
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Synonyms:
4-acetyl-2-isopropenylpyridine
 ethanone, 1-[2-(1-methylethenyl)-4-pyridinyl]-
 ethanone, 1-[2-(1-methylethenyl)-4-pyridinyl]- (9CI)
 ethanone,1-[2-(1-methylethenyl)-4-pyridinyl]-
 ethanone,1-[2-(1-methylvinyl)-pyridin-4-yl]-
(2-(1-methyl ethenyl)-4-pyridinyl) ethanone
(2-(1-methylethenyl)-4-pyridinyl)ethanone
1-[2-(1-methylethenyl)-4-pyridinyl]ethanone
1-[2-(prop-1-en-2-yl)pyridin-4-yl]ethanone
1-(2-prop-1-en-2-ylpyridin-4-yl)ethanone
 pyridine, 4-acetyl-2-(1-methylethenyl)
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