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W401501

Sigma-Aldrich

Pyrazine

≥99%, FG

Synonym(s):

1,4-diazabenzene, 1,4-diazine, p-diazine

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About This Item

Empirical Formula (Hill Notation):
C4H4N2
CAS Number:
290-37-9
Molecular Weight:
80.09
FEMA Number:
4015
Beilstein:
103905
EC Number:
206-027-6
MDL number:
MFCD00006122
UNSPSC Code:
12164502
PubChem Substance ID:
24901971
Flavis number:
14.144
NACRES:
NA.21

biological source

synthetic

Quality Level

400

grade

FG
Kosher

reg. compliance

EU Regulation 1334/2008 & 872/2012

Assay

≥99%

bp

115-116 °C (lit.)

mp

50-56 °C (lit.)

density

1.031 g/mL at 25 °C (lit.)

application(s)

flavors and fragrances

Documentation

see Safety & Documentation for available documents

food allergen

no known allergens

Organoleptic

pungent; nutty

SMILES string

c1cnccn1

InChI

1S/C4H4N2/c1-2-6-4-3-5-1/h1-4H

InChI key

KYQCOXFCLRTKLS-UHFFFAOYSA-N

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Related Categories

Pictograms

Flame
GHS02

Signal Word

Danger

Hazard Statements

H228

Hazard Classifications

Flam. Sol. 1

Storage Class Code

4.1B - Flammable solid hazardous materials

WGK

WGK 3

Flash Point(F)

131.0 °F - closed cup

Flash Point(C)

55 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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