2,3-Diethyl-5-methylpyrazine Structure

2,3-Diethyl-5-methylpyrazine

Chemical Properties

Boiling point 95 °C (20 mmHg)
Density  0.949 g/mL at 25 °C (lit.)
refractive index  n20/D 1.498(lit.)
FEMA  3336 | 2,3-DIETHYL-5-METHYLPYRAZINE
Flash point 176 °F
storage temp.  2-8°C
solubility  Chloroform, Methanol
pka 2+-.0.10(Predicted)
color  Clear Colourless
Specific Gravity 0.950.949
Odor at 0.10 % in dipropylene glycol. musty nut skin earthy roasted hazelnut toasted potato dusty foliage vegetable
Odor Type musty
biological source synthetic
Water Solubility  SLIGHTLY SOLUBLE
JECFA Number 777
Major Application flavors and fragrances
InChI 1S/C9H14N2/c1-4-8-9(5-2)11-7(3)6-10-8/h6H,4-5H2,1-3H3
InChIKey PSINWXIDJYEXLO-UHFFFAOYSA-N
SMILES CCc1ncc(C)nc1CC
LogP 2.16
CAS DataBase Reference 18138-04-0(CAS DataBase Reference)
Substances Added to Food (formerly EAFUS) 2,3-DIETHYL-5-METHYLPYRAZINE
FDA UNII 530763R0AP
NIST Chemistry Reference Pyrazine, 2,3-diethyl-5-methyl-(18138-04-0)
EPA Substance Registry System Pyrazine, 2,3-diethyl-5-methyl- (18138-04-0)
UNSPSC Code 85151701
NACRES NA.24
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Safety

Symbol(GHS) GHS hazard pictograms
Signal wordWarning
Hazard statements H302+H312+H332
Precautionary statements P261-P264-P280-P301+P312-P302+P352+P312-P304+P340+P312
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26-36/37/39
RIDADR  NA 1993 / PGIII
WGK Germany  3
TSCA  TSCA listed
HazardClass  3
PackingGroup  III
HS Code  29339900
Storage Class 10 - Combustible liquids
Hazard Classifications Acute Tox. 4 Dermal
Acute Tox. 4 Inhalation
Acute Tox. 4 Oral
NFPA 704:
2
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