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P56003

Pyrazine

≥99%

Synonym(s):

1,4-Diazabenzene, 1,4-Diazine, Paradiazine, Piazine, p-Diazine

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About This Item

Empirical Formula (Hill Notation):
C4H4N2
CAS Number:
290-37-9
Molecular Weight:
80.09
UNSPSC Code:
12352100
NACRES:
NA.22
PubChem Substance ID:
24898676
EC Number:
206-027-6
Beilstein/REAXYS Number:
103905
MDL number:
MFCD00006122
Assay:
≥99%
Form:
crystals
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Quality Segment

100

assay

≥99%

form

crystals

bp

115-116 °C (lit.)

mp

50-56 °C (lit.)

density

1.031 g/mL at 25 °C (lit.)

SMILES string

c1cnccn1

InChI

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

InChI key

KYQCOXFCLRTKLS-UHFFFAOYSA-N

General description

Pyrazine is a 1,4-diazine and an electron-deficient N-heteroarene found in several natural products, APIs, agrochemicals, and functional materials.

Application

Pyrazine can be used:
  • As a bridging ligand in the synthesis of Cu(II) linear chain coordination complexes.
  • To prepare Cu(I) derived coordination polymers, which are used in the synthesis of metal-organic frameworks (MOFs).

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pictograms

Flame
GHS02

signalword

Danger

hcodes

H228

Hazard Classifications

Flam. Sol. 1

Storage Class

4.1B - Flammable solid hazardous materials

wgk

WGK 3

flash_point_f

131.0 °F - closed cup

flash_point_c

55 °C - closed cup

ppe

Eyeshields, Gloves, type P3 (EN 143) respirator cartridges

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