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2,3-Diethylpyrazine

2,3-Diethylpyrazine Basic information
Product Name:2,3-Diethylpyrazine
Synonyms:2,3-Diethyl;DIETHYLPYRAZINE,2,3-(SG);2,3-DIETHYLPYRAZINE WITH GC;2,3-diethyl-pyrazin;Pyrazine, 2,3-diethyl-;2,3-DIETHYLPYRAZINE;DIETHYLPYRAZINE,2,3-;FEMA 3136
CAS:15707-24-1
MF:C8H12N2
MW:136.19
EINECS:239-800-1
Product Categories:Alphabetical Listings;C-D;pyrazine Flavor;Building Blocks;Heterocyclic Building Blocks;Flavors and Fragrances;Pyrazine;Heterocyclic Compounds;Pyrazines;Mono- & Polyalkylpyrazines
Mol File:15707-24-1.mol
2,3-Diethylpyrazine Structure
2,3-Diethylpyrazine Chemical Properties
Boiling point 180-182 °C (lit.)
density 0.963 g/mL at 25 °C (lit.)
FEMA 3136 | 2,3-DIETHYLPYRAZINE
refractive index n20/D 1.5(lit.)
Fp 159 °F
storage temp. Inert atmosphere,Room Temperature
pka2.16±0.10(Predicted)
form neat
color Colorless to Light yellow
Specific Gravity0.963
Odorat 0.10 % in dipropylene glycol. raw nutty green pepper
Odor Typenutty
JECFA Number771
LogP1.70
CAS DataBase Reference15707-24-1(CAS DataBase Reference)
NIST Chemistry Reference2,3-Diethylpyrazine(15707-24-1)
EPA Substance Registry SystemPyrazine, 2,3-diethyl- (15707-24-1)
Safety Information
Hazard Codes Xi
Risk Statements 37/38-41
Safety Statements 26-39
RIDADR UN 3334
WGK Germany 3
TSCA Yes
HS Code 29339900
MSDS Information
ProviderLanguage
2,3-Diethylpyrazine English
SigmaAldrich English
ACROS English
ALFA English
2,3-Diethylpyrazine Usage And Synthesis
Chemical PropertiesCLEAR COLORLESS TO LIGHT YELLOW LIQUID
Chemical Properties2,3-Diethylpyrazine has a nutty, hazelnut aroma
OccurrenceReported found in baked potato, mushrooms, cocoa, roasted filberts, malt and shoyu (fermented soya hydrolysate).
Uses2,3-Diethylpyrazine is used in method for preparing coffee extracts for cigarette using aroma backfilling agents.
PreparationBy condensation of 3,4-hexanedione with ethylenediamine
DefinitionChEBI: 2,3-Diethylpyrazine is a member of pyrazines.
Taste threshold valuesTaste characteristics at 10 ppm: musty, raw, slight nutty, slight radishEMA PADI: 0.681 m
General Description2,3-Diethylpyrazine is naturally present in tobacco and has been added to tobacco as flavor ingredients. Interaction of 2,3-diethylpyrazine (a volatile flavor compound) with propyl gallate has been investigated.
2,3-Diethylpyrazine Preparation Products And Raw materials
Raw materialsEthylenediamine-->3,4-Hexanedione
TOSLAB 800869 SALOR-INT L131806-1EA 2-Acetyl-3-ethylpyrazine 2,3-DIETHYL-6-(4-METHYLPIPERAZINO)QUINOXALINE 11-HYDROXY-7,8,9,11-TETRAHYDRO-6H-INDENO[1,2-B]QUINOXALINE 5-OXIDE 1,2,3,4-TETRAHYDROPHENAZINE-DI-N-OXIDE 2 3-DIHYDROXY-1 4-PHENAZINEDIONE 2,3,4,6-TETRAETHYL-1,4-PYRAZINE TOSLAB 750622 METHYL 4-[(2,3-DIETHYL-6-QUINOXALINYL)OXY]BENZENECARBOXYLATE 2,3-Diethylpyrazine 2,4-DIAMINO-6,7-DIISOPROPYLPTERIDINE PHOSPHATE SALT 5,6,7,8-Tetrahydroquinoxaline Pyrazinamide ETHYL 1-(2,3-DIETHYL-6-QUINOXALINYL)-4-PIPERIDINECARBOXYLATE Sulfachoropyrazine sodium 2,3-Dimethylpyrazine Glipizide
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