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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

Signal Word

Danger

Hazard Classifications

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

Storage Class Code

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

WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

EU REACH SVHC Candidate List

CAS No.

EU REACH Annex XVII (Restriction List)

CAS No.

Certificates of Analysis (COA)

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