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131695

Pyrimidine

≥98.0%

Synonym(s):

1,3-Diazine, Metadiazine, m-Diazine

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Size/SKUAvailabilityPrice
1 g
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$51.30
5 g
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$136.00
25 g
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$562.00
$421.50

About This Item

Empirical Formula (Hill Notation):
C4H4N2
CAS Number:
289-95-2
Molecular Weight:
80.09
NACRES:
NA.22
PubChem Substance ID:
24848029
eCl@ss:
39161701
UNSPSC Code:
12352100
EC Number:
206-026-0
MDL number:
MFCD00006059
Beilstein/REAXYS Number:
103894
Assay:
≥98.0%

$51.30

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Quality Segment

100

assay

≥98.0%

refractive index

n20/D 1.504 (lit.)

bp

123-124 °C (lit.)

mp

19-22 °C (lit.)

solubility

H2O: soluble, alcohols: soluble, diethyl ether: soluble

density

1.016 g/mL at 25 °C (lit.)

SMILES string

c1cncnc1

InChI

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

InChI key

CZPWVGJYEJSRLH-UHFFFAOYSA-N

General description

Pyrimidine is a heterocyclic compound with excellent stability. It is used in manufacture of pharmaceuticals, agrochemicals and dyes.

Application

Pyrimidine was used to assess the extent of pyrimidine/purine asymmetry quantitatively[1]. It was also used to study the photoinduced ion chemistry of the halogenated pyrimidines, a class of prototype radiosensitizing molecules[2].

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This Item
D23408W401501W327107
Pyrimidine ≥98.0%

Sigma-Aldrich

131695

Pyrimidine

2,4-Diamino-6-phenyl-1,3,5-triazine 97%

Sigma-Aldrich

D23408

2,4-Diamino-6-phenyl-1,3,5-triazine

Pyrazine ≥99%, FG

Sigma-Aldrich

W401501

Pyrazine

2,3-Dimethylpyrazine ≥95%, FCC, FG

Sigma-Aldrich

W327107

2,3-Dimethylpyrazine

assay

≥98.0%

assay

97%

assay

≥99%

assay

≥95%

solubility

H2O: soluble, diethyl ether: soluble, alcohols: soluble

solubility

-

solubility

-

solubility

-

bp

123-124 °C (lit.)

bp

-

bp

115-116 °C (lit.)

bp

156 °C (lit.)

density

1.016 g/mL at 25 °C (lit.)

density

-

density

1.031 g/mL at 25 °C (lit.)

density

1.011 g/mL at 25 °C (lit.)

refractive index

n20/D 1.504 (lit.)

refractive index

-

refractive index

-

refractive index

n20/D 1.507 (lit.)

mp

19-22 °C (lit.)

mp

219-221 °C (lit.)

mp

50-56 °C (lit.)

mp

-

pictograms

FlameCorrosion
GHS02,GHS05

signalword

Danger

hcodes

H226,H318

Hazard Classifications

Eye Dam. 1 - Flam. Liq. 3

Storage Class

3 - Flammable liquids

wgk

WGK 3

flash_point_f

93.2 °F - closed cup

flash_point_c

34 °C - closed cup

ppe

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter

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