3-hepten-2-one
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IUPAC Name - (E)-hept-3-en-2-one
InChI - InChI=1/C7H12O/c1-3-4-5-6-7(2)8/h5-6H,3-4H2,1-2H3/b6-5+
InChIKey - JHHZQADGLDKIPM-AATRIKPKBT
SMILES - CCC\C=C\C(=O)C
CAS Number : 1119-44-4
(EINECS) Number :214-278-8
FEMA Number :3400
COE Number :11094
Molar Refractivity :34.56 ± 0.3 cm3 (est)
Parachor :302.9 ± 4.0 cm3 (est)
Index of Refraction :1.426 ± 0.02 (est)
Surface Tension :25.4 ± 3.0 dyne/cm (est)
Density :0.832 ± 0.06 g/cm3 (est)
Polarizability :13.70 ± 0.5 10-24cm3 (est)
XlogP : 2.00 (est)
Molecular Weight : 112.1695800 (IUPAC) (PT) (112)
Formula :C7 H12 O
NMR Predictor :Predict
 
 
Category :flavor and fragrance agents

EU / EUROPA / FDA / JECFA Information :
JECFA Food Flavoring : 1127
Fl@vouring Number : 07.105
FDA Mainterm : 3-HEPTEN-2-ONE.

Suppliers :
Bedoukian Research :3-HEPTEN-2-ONE
≥96.0%, Kosher
Odor:  A powerful, green grassy, caraway note
Adds an interesting green note to fruity compositions.
Flavor:  creamy
For use in caraway, passion fruit and pineapple flavors.
Penta :3-hepten-2-one

Organoleptics :
Odor Type :green
Odor Strength :high ,
recommend smelling in a 10.00 % solution or less
Odor Description:
at 10.00 % in dipropylene glycol.  
green grassy caraway
Odor Description:
Sweet, fruity, ketonic, cheesy, with a green woody nuance
Mosciano, Gerard P&F 18, No. 1, 43, (1993)
Taste Description:
at 10.00 ppm.  
Creamy, coconut, cheesy
Mosciano, Gerard P&F 18, No. 1, 43, (1993)

Properties :
Appearence :colorless clear oily liquid
Assay : 96.00 to 100.00 %   
Food Chemicals Codex Listed :No
Specific Gravity :0.84200 to 0.84800 @ 25.00 °C.
Pounds per Gallon - est. : 7.006 to 7.056
Refractive Index :1.44000 to 1.44800 @ 20.00 °C.
Boiling Point : 63.00 °C. @ 13.00 mm Hg
Boiling Point : 85.00 °C. @ 66.00 mm Hg
Acid Value : 1.00  max.  KOH/g
Vapor Pressure :0.90000 mm/Hg @ 20.00 °C.
Vapor Density :>1 ( Air = 1 )
Flash Point : 120.00  °F.  TCC  ( 48.89 °C. )
logP (o/w) : 1.63

Safety :
Most important hazard(s) :Xi - Irritant
  R 10 - Flammable.
R 38 - Irritating to skin.
S 02 - Keep out of the reach of children.
S 16 - Keep away from sources of ignition - No Smoking.
S 24 - Avoid contact with skin.
S 36 - Wear suitable protective clothing.
Oral Toxicity(LD50) : 
  Not determined
Dermal Toxicity(LD50) : 
  Not determined
Inhalation Toxicity(LC50) : 
  Not determined
 

Safety in Use :
Category :flavor and fragrance agents
 
Recommendation for 3-hepten-2-one fragrance usage levels up to :
  0.5000 % in the fragrance concentrate.
Recommendation for 3-hepten-2-one flavor usage levels up to :
  10.0000 ppm in the flavor.

Safety References :
EPI System :view
Canada Domestic Sub. List :Yes
EPA Chem. Sub. Inventory : Yes
WISER :UN 1224
 
WGK Germany :3
 
 
 
 
(E)-hept-3-en-2-one
(EINECS) Number :214-278-8
Chemidplus :001119444
EPA Substance Registry Services :1119-44-4

References :
 
(E)-hept-3-en-2-one
NIST Chemistry WebBook :904494229
Pubchem :157529

Other :
FDA Everything Added to Food in the United States (EAFUS)View
Export Tariff Code :2914.19.0000
VCF-Online: VCF Volatile Compounds in Food
Synonyms :
N-butylidene acetone
 hept-3-en-2-one
(E)-hept-3-en-2-one
 methyl pentenyl ketone

Soluble in :
 alcohol
 water, slightly

Insoluble in :
 water

Potential Blenders :    note
 acetoin butyrateFL
 acetyl propionylFL/FR
 bark carbaldehydeFR
 butyl butyryl lactateFL/FR
 butyl heptanoateFL/FR
sec-butyl-3-methyl but-2-ene thioateFL
 butyric acidFL
isobutyric acidFL
 cyclohexyl acetic acidFL
 cyclohexyl carboxylic acidFL/FR
 dibutyl sulfideFL/FR
 dimethyl sulfoxideFL
2,4-dimethyl-2-pentenoic acidFL
3,7-dimethyl-6-octenoic acidFL
 ethyl cyclohexyl carboxylateFL
2-ethyl pyridineFL
 filbert hexenoneFL/FR
2-furyl pentyl ketoneFL
3-(2-furyl) acroleinFL
(E,E)-2,4-heptadien-1-olFL
2,3-heptane dioneFL/FR
4-heptanoneFL/FR
(Z)-3-hepten-1-olFL/FR
2-heptenoic acidFL
 heptyl heptanoateFL/FR
 hexanal dihexyl acetalFL
 hexanoic acidFL/FR
(E)-2-hexen-1-alFL/FR
(Z)-3-hexen-1-alFL/FR
(Z)-3-hexenoic acidFL
 lilac acetaldehydeFL/FR
 litsea cubeba oilFL/FR
2-methyl 3-(methyl thio) furanFL
 methyl 4-(methyl thio) butyrateFL
 methyl 4-methyl valerateFL
2-methyl butyl isovalerateFL/FR
2-methyl butyric acidFL/FR
2-methyl heptanoic acidFL/FR
2-methyl hexanoic acidFL/FR
5-methyl hexanoic acidFL
 methyl laurateFL/FR
 methyl thio isovalerateFL
S-(methyl thio) butyrateFL
3-(methyl thio) hexanalFL
2-methyl valeric acidFL/FR
3-methyl valeric acidFL
4-methyl valeric acidFL
2-methyl-2-hexenoic acidFL
2-methyl-2-penten-1-alFL/FR
2-methyl-4-pentenoic acidFL
 mimosa absolute franceFL/FR
 nonanoic acidFL
2-nonanolFL/FR
 nutty quinoxalineFL/FR
(E,E)-3,5-octadien-2-oneFL
(E)-2-octenoic acidFL
(E)-2-pentenoic acidFL
4-pentenoic acidFL
 prenyl hexanoateFL/FR
 propylene acetalFL/FR
 sorbyl butyrateFL/FR
3,5,5-trimethyl hexanolFL/FR
 undecanoic acidFL/FR

Potential Uses :
 carawayFL/FR
 cheeseFL
 coconutFR
 creamFR
 grass 
 greenFR
 melon watermelon muskmelon cantaloupe 
 passion fruitFR
 pineappleFR

Natural Occurrence in :    note
 filbert roasted filbert  



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