3,6-cocoa pyrazine
 
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IUPAC name :3-ethyl-2,5-dimethylpyrazine
InChI :InChI=1/C8H12N2/c1-4-8-7(3)9-5-6(2)10-8/h5H,4H2,1-3H3
InChIKey :WHMWOHBXYIZFPF-UHFFFAOYAZ
SMILES :CCC1=NC(=CN=C1C)C
(EINECS) number :236-417-1
cas number :13360-65-1
fema number :3149
coe number :727
jecfa number :775
fl. number :14.111
molar refractivity :41.63 ± 0.3 cm3
parachor :347.4 ± 4.0 cm3
index of refraction :1.501 ± 0.02
surface tension :36.6 ± 3.0 dyne/cm
density :0.964 ± 0.06 g/cm3
polarizability :16.50 ± 0.5 10-24cm3
molecular weight : 136.1942800
formula :C8 H12 N2
 
 
fda reg :unspecified h. number :unspecified
 
organoleptics : 
odor strength :high ,
recommend smelling in a 0.01 % solution or less
odor description :
at 0.01 % in propylene glycol.  
potato cocoa roasted nutty
properties : 
appearence :pale yellow to yellow clear liquid
assay : 90.00 - 100.00 %   sum of isomers
Food Chemicals Codex Listed :No
boiling point : 180.00 - 181.00 °C. @ 760.00 mm Hg
logp : 2.07
safety : 
Oral Toxicity(LD50) : Not determined
Dermal Toxicity(LD50) : Not determined
  
flash point ( Deg. F. ) : 157.00  °F.  TCC  ( 69.44 °C. )
  
recommendation for 3,6-cocoa pyrazine usage levels up to :
  0.0100 % in the fragrance concentrate.
  
safety links : 
(EINECS) number :236-417-1
chemidplus :013360651
epa-srs :13360-65-1
  
other : 
 
references : 
jecfa number :775
fl. number :14.111
pubchem :168676
NIST Chemistry WebBook :802773190
  
synonyms :
2,5-dimethyl-3-ethyl pyrazine
3-ethyl-2,5-dimethyl pyrazine
3,6-cocoa pyrazine
2-ethyl-3,6-dimethyl pyrazine
soluble in :
 alcohol
insoluble in :
 water
(odor and/or flavor) blends with :
2-acetyl-2-thiazoline
 butyramide
 chocolate pyrazine A
 chocolate pyrazine B
3,6-cocoa pyrazine
 cyclohexyl methyl pyrazine
2,5-diethyl thiazole
2,5-diethyl-4-methyl thiazole
 difurfuryl ether
6,7-dihydro-2,3-dimethyl-5H-cyclopentapyrazine
 dihydroxyacetophenone
2,5-dimethyl thiazole
 ethyl 2-hydroxy-2-methyl butyrate
1-ethyl-2-acetyl pyrrole
2-ethyl-3-methoxypyrazine
2-heptyl furan
4-hydroxybenzoic acid
 methyl 2-(methyl thio) acetate
para-methyl anisole
2-methyl butyraldehyde
2-methyl-3-propyl pyrazine
2-methyl-5-isopropyl pyrazine
(E,Z)-2,6-nonadien-1-yl acetate
 propyl benzoate
isopropyl pyrazine
2-propyl pyridine
 sulfuryl butyrate
 sulfuryl decanoate
 sulfuryl hexanoate
 sulfuryl isobutyrate
 sulfuryl octanoate
 sulfuryl propionate
 valeraldehyde
2-vinyl pyrazine
(odor and/or flavor) used in :
 almond
 burnt
 caramel
 chocolate cocoa
 coffee
 meat
 nut hazelnut
 nut peanut
 nut walnut
 popcorn
 potato
 roasted
 rum
 whiskey
 woody
natural occurrence in :
cocoa
coffee
potato



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Html Last modified 09/27/2008