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HomeProduct name list2,3-Diethylpyrazine

2,3-Diethylpyrazine

Synonym(s):Shoyu pyrazine

  • CAS NO.:15707-24-1
  • Empirical Formula: C8H12N2
  • Molecular Weight: 136.19
  • MDL number: MFCD00006151
  • EINECS: 239-800-1
  • SAFETY DATA SHEET (SDS)
  • Update Date: 2024-07-16 18:25:32
2,3-Diethylpyrazine Structural

What is 2,3-Diethylpyrazine?

Chemical properties

CLEAR COLORLESS TO LIGHT YELLOW LIQUID

Chemical properties

2,3-Diethylpyrazine has a nutty, hazelnut aroma

Occurrence

Reported found in baked potato, mushrooms, cocoa, roasted filberts, malt and shoyu (fermented soya hydrolysate).

The Uses of 2,3-Diethylpyrazine

2,3-Diethylpyrazine is used in method for preparing coffee extracts for cigarette using aroma backfilling agents.

Preparation

By condensation of 3,4-hexanedione with ethylenediamine

Definition

ChEBI: 2,3-Diethylpyrazine is a member of pyrazines.

Taste threshold values

Taste characteristics at 10 ppm: musty, raw, slight nutty, slight radishEMA PADI: 0.681 m

General Description

2,3-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.

Properties of 2,3-Diethylpyrazine

Boiling point: 180-182 °C (lit.)
Density  0.963 g/mL at 25 °C (lit.)
refractive index  n20/D 1.5(lit.)
FEMA  3136 | 2,3-DIETHYLPYRAZINE
Flash point: 159 °F
storage temp.  Inert atmosphere,Room Temperature
form  neat
pka 2.16±0.10(Predicted)
Specific Gravity 0.963
color  Colorless to Light yellow
Odor at 0.10 % in dipropylene glycol. raw nutty green pepper
JECFA Number 771
CAS DataBase Reference 15707-24-1(CAS DataBase Reference)
NIST Chemistry Reference 2,3-Diethylpyrazine(15707-24-1)
EPA Substance Registry System Pyrazine, 2,3-diethyl- (15707-24-1)

Safety information for 2,3-Diethylpyrazine

Signal word Danger
Pictogram(s)
ghs
Corrosion
Corrosives
GHS05
ghs
Exclamation Mark
Irritant
GHS07
GHS Hazard Statements H315:Skin corrosion/irritation
H318:Serious eye damage/eye irritation
H335:Specific target organ toxicity, single exposure;Respiratory tract irritation
Precautionary Statement Codes P261:Avoid breathing dust/fume/gas/mist/vapours/spray.
P280:Wear protective gloves/protective clothing/eye protection/face protection.
P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Computed Descriptors for 2,3-Diethylpyrazine

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