2-Mercaptobenzimidazole 583-39-1

Superiority:

Product Name: 2-Mercaptobenzimidazole
Synonyms: Rabeprazole-1;Rabeprazole Mercapto Impurity 2;2-Mercaptobenzimidazole≥ 99.5%;2-Benzimidazolethiol 1H-Benzo[d]imidazole-2-thiol 1,3-dihydro-2H-Benzimidazole-2-thione Antioxidant MB 2-benzimidazolinthion;1,3-dihydro-2h-benzimidazole-2-thion;1,3-Dihydro-2H-benzimidazole-2-thione;1,3-Dihydro-benzoimidazole-2-thione;1H-Benzimidazol-2-yl hydrosulfide
CAS: 583-39-1
MF: C7H6N2S
MW: 150.2
EINECS: 209-502-6
Product Categories: Aromatics;Heterocycles;Miscellaneous Reagents;Sulfur & Selenium Compounds;Pyridines;Rubber Chemicals;BENZIMIDAZOLE;Industrial/Fine Chemicals;PHARMACEUTICAL INTERMEDIATES;Organics;Imidazole;Imidazoles;Intermediates of Rabeprazole
Mol File: 583-39-1.mol

2-Mercaptobenzimidazole Chemical Properties
Melting point  300-304 °C(lit.)
Boiling point  270.6±23.0 °C(Predicted)
density  1.42
refractive index  1.5500 (estimate)
Fp  >250°C
storage temp.  Refrigerator, Under Inert Atmosphere
solubility  0.3g/l
pka 10.24±0.10(Predicted)
form  Powder
color  White to beige
Water Solubility  <0.1 g/100 mL at 23.5 ºC
Merck  14,1082
BRN  119867
Stability: Stable. Incompatible with strong oxidizing agents.
CAS DataBase Reference 583-39-1(CAS DataBase Reference)
NIST Chemistry Reference 2-Mercaptobenzimidazole(583-39-1)
EPA Substance Registry System 2-Mercaptobenzimidazole (583-39-1)
Safety Information
Hazard Codes  Xn
Risk Statements  20/21/22-36/37/38-22
Safety Statements  26-36-24/25
RIDADR  UN 2811 6.1/PG 3
WGK Germany  2
RTECS  DE1050000
Autoignition Temperature 480 °C
TSCA  Yes
HazardClass  6.1
PackingGroup  III
HS Code  29339910
Toxicity LD50 orally in Rabbit: 300 mg/kg