2,3,5-trimethyl pyrazine

Full Material List
2,3,5-trimethylpyrazine

Identifiers

FEMA 3244
CAS 14667-55-1
EINECS 238-712-0
Synonyms
  • cocoa pyrazine base
  • potato pyrazine
  • pyrazine TMPK (2,3,5 trimethylpyrazines) pure
  • pyrazine, 2,3,5- trimethyl
  • pyrazine, 2,3,5-trimethyl natural
  • pyrazine, 2,3,5-trimethyl-
  • 2,3,5- tri methyl pyrazine
  • trimethyl 2,3,5 pyrazine natural
  • 2, 3, 5 trimethyl pyrazine
  • 2,3,5- trimethyl pyrazine
  • 2,3,5- trimethyl pyrazine FCC
  • trimethyl pyrazine natural
  • 2,3,5- trimethyl pyrazine natural
  • 2,3,5- trimethyl pyrazine, kosher
  • 2,3,5- trimethyl-1,4-diazine
  • trimethyl-2,3,5 pyrazine
  • trimethylpyrazine
  • 2,3,5- trimethylpyrazine
  • 2,3,5- trimethylpyrazine nat
  • 2,3,5- trimethylpyrazine natural
  • 2,3,5- trimethylpyrazine, natural
JECFA Food Flavoring 774
JECFA Food Additive N/A
DG SANTE Food Flavourings 14.019 2,3,5-trimethylpyrazine
DG SANTE Food Contact Materials N/A
FDA UNII Q8PR0W8TIT
CoE Number 735
XlogP3-AA 1.00 (est)
Molecular Weight 122.1707
Molecular Formula C7 H10 N2

Organoleptic

Organoleptic Notes
  • 1. Odor Type: nutty Odor Strength:high ,recommend smelling in a 0.01 % solution or less
  • Substantivity:21 hour(s) at 0.05 % in ethyl alcohol
  • nutty nut skin earthy powdery cocoa potato baked potato peanut roasted peanut hazelnut musty
  • Odor Description:at 0.01 % in dipropylene glycol. nutty nut skin earthy powdery cocoa baked potato roasted peanut hazelnut mustyLuebke, William tgsc, (2017)
  • Odor sample from: CA Aromatics Company Inc.
  • nutty musty powdery cocoa potato musty
  • Odor Description:Nutty, musty, powdery cocoa, potato and mustyMosciano, Gerard P&F 15, No. 6, 35, (1990)
Odor nutty
nutty, nut, skin, earthy, powdery, cocoa, potato, baked, peanut, roasted, hazelnut, musty
Flavor musty
raw, nut, skin, vegetable, cocoa, toasted, earthy, chocolate, coffee, musty, nutty, potato

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Advanced Biotech

2,3,5 TRIMETHYL PYRAZINE NATURAL • 1347

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2,3,5 TRI METHYL PYRAZINE • 4009

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2,3,5-Trimethylpyrazine • 800223

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2,3,5-Trimethylpyrazine EU Natural • 800298

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Properties

Food Chemicals Codex Listed Yes
Appearance colorless to pale yellow clear liquid (est)
Assay 98.00 to 100.00
Specific Gravity 0.96500 to 0.98500 @ 25.00 °C.
Lbs/Gal (est) 8.030 to 8.196
Refractive Index 1.49000 to 1.51000 @ 20.00 °C.
Melting Point N/A
Boiling Point 171.00 to 172.00 °C. @ 760.00 mm Hg
Flash Point 130.00 °F. TCC ( 54.44 °C. )
Acid Value N/A
Vapor Pressure 1.724000 mmHg @ 25.00 °C. (est)
Vapor Density 4.2 ( Air = 1 )
logP (o/w) 0.95
Soluble In
  • alcohol
  • oils
  • water, 1.521e+004 mg/L @ 25 °C (est)
  • non-discoloring in most media
  • stable in most media
Occurrence
  • almond roasted almond
  • barley roasted barley
  • beef
  • bread wheat bread
  • cheese emmental cheese
  • cocoa
  • coconut endosperm
  • coffee
  • corn seed
  • dairy products
  • filbert roasted filbert
  • kohlrabi stem
  • lavender oil spike spain @ 0.062%
  • licorice
  • maize
  • meat
  • nuts
  • peanut
  • pepper bell pepper fruit
  • popcorn
  • potato chip
  • rum
  • shrimp
  • soy products
  • tea leaf
  • tobacco burley tobacco
  • whiskey