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8.18964

Sigma-Aldrich

2-Methylimidazole

for synthesis

Synonym(s):

2-Methylimidazole, 2-Methylglyoxaline

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About This Item

Empirical Formula (Hill Notation):
C4H6N2
CAS Number:
693-98-1
Molecular Weight:
82.10
MDL number:
MFCD00005190
UNSPSC Code:
12352005
EC Index Number:
211-765-7

vapor pressure

<1 hPa ( 20 °C)

Quality Level

200

assay

≥99.0% (GC)

form

solid

autoignition temp.

>600 °C (DIN 51794)

potency

1500 mg/kg LD50, oral (Rat)

pH

10.5-11.5 (20 °C, 100 g/L in H2O)

bp

270 °C/1013 hPa

mp

144-147 °C

transition temp

flash point 155 °C (DIN 51758)

bulk density

550 kg/m3

storage temp.

2-30°C

InChI

1S/C4H6N2/c1-4-5-2-3-6-4/h2-3H,1H3,(H,5,6)

InChI key

LXBGSDVWAMZHDD-UHFFFAOYSA-N

Application

2-Methylimidazole for synthesis. CAS 693-98-1, pH 10.5 - 11.5 (100 g/l, H₂O, 20 °C).

Analysis Note

Assay (GC, area%): ≥ 99.0 % (a/a)
Melting range (lower value): ≥ 142 °C
Melting range (upper value): ≤ 145 °C
Identity (IR): passes test

signalword

Danger

Hazard Classifications

Acute Tox. 4 Oral - Carc. 2 - Eye Dam. 1 - Repr. 1B - Skin Corr. 1C

Storage Class

6.1C - Combustible, acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

wgk_germany

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable

Certificates of Analysis (COA)

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