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8.14126

Sigma-Aldrich

2-Mercaptobenzimidazole

for synthesis

Synonym(s):

2-Mercaptobenzimidazole, 2-Benzimidazolethiol

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About This Item

Empirical Formula (Hill Notation):
C7H6N2S
CAS Number:
583-39-1
Molecular Weight:
150.20
MDL number:
MFCD00466107
UNSPSC Code:
12352105
EC Index Number:
209-502-6

Quality Level

200

Assay

≥98.0% (HPLC)

form

powder

autoignition temp.

480 °C

potency

300 mg/kg LD50, oral (Rat)

mp

285-290 °C

solubility

0.3 g/L

density

1.42 g/cm3

storage temp.

2-30°C

InChI

1S/C7H6N2S/c10-7-8-5-3-1-2-4-6(5)9-7/h1-4H,(H2,8,9,10)

InChI key

YHMYGUUIMTVXNW-UHFFFAOYSA-N

Analysis Note

Assay (HPLC, area%): ≥ 98.0 % (a/a)
Identity (IR): passes test

Pictograms

Skull and crossbonesHealth hazard
GHS06,GHS08

Signal Word

Danger

Hazard Statements

H301 - H317 - H373 - H412

Hazard Classifications

Acute Tox. 3 Oral - Aquatic Chronic 3 - Skin Sens. 1A - STOT RE 2

Storage Class Code

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

WGK

WGK 2

Flash Point(F)

752.0 °F - closed cup

Flash Point(C)

> 400 °C - closed cup

Certificates of Analysis (COA)

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