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293814

2,3-Diethyl-5-methylpyrazine

Name: 2,3-Diethyl-5-methylpyrazine
Brand: ALDRICH

99%

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About This Item

Empirical Formula (Hill Notation):

C₉H₁₄N₂

CAS Number:

18138-04-0

Molecular Weight:

150.22

NACRES:

NA.22

PubChem Substance ID:

24857678

UNSPSC Code:

12352100

EC Number:

242-024-6

MDL number:

MFCD00009635

Assay:

99%

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Properties

Quality Level

100

assay

99%

refractive index

n20/D 1.498 (lit.)

density

0.949 g/mL at 25 °C (lit.)

SMILES string

CCc1ncc(C)nc1CC

InChI

1S/C9H14N2/c1-4-8-9(5-2)11-7(3)6-10-8/h6H,4-5H2,1-3H3

InChI key

PSINWXIDJYEXLO-UHFFFAOYSA-N

Description

General description

2,3-Diethyl-5-methylpyrazine has been identified as a potent odorant in coffee sample and has been evaluated by gas chromatography-olfactometry of decreasing headspace samples.

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pictograms

GHS07

signalword

Warning

hcodes

H302 + H312 + H332

pcodes

P261 - P264 - P280 - P301 + P312 - P302 + P352 + P312 - P304 + P340 + P312

Hazard Classifications

Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Acute Tox. 4 Oral

Storage Class

10 - Combustible liquids

wgk

WGK 3

flash_point_f

176.0 °F - closed cup

flash_point_c

80 °C - closed cup

ppe

Eyeshields, Gloves, type ABEK (EN14387) respirator filter

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Analysis of roasted coffee powders and brews by gas chromatography-olfactometry of headspace samples.

Semmelroch, Peter, and Werner Grosch.

LWT--Food Science and Technology, 28(3), 310-313 (1995)

Global Trade Item Number

SKU	GTIN
293814-5G	04061826599211