1-METHYLBENZIMIDAZOLE

CAS No.：1632-83-3

Important Notice

This product is a chemical product/pharmaceutical intermediate. It is not a drug, an active pharmaceutical ingredient (API), or a pharmaceutical-grade material. It has not been granted a drug approval number or a Chemical Drug Substance Approval Notice, has not passed drug-related review and approval, and is not manufactured, tested, or released in accordance with pharmaceutical GMP.
This product is intended solely for non-clinical research, process development, quality studies, further chemical processing, or chemical synthesis. It must not be used in drug-product manufacturing, clinical trials, clinical diagnosis, or administration to humans or animals, or be sold, used as an input, submitted for regulatory filing, or released as an API or pharmaceutical material.
The purchaser must not use this product, or supply it to another party, for personal consumption, sports or fitness, weight loss, health supplements, food, or animal feed.

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1-METHYLBENZIMIDAZOLE Basic information

Product Name:	1-METHYLBENZIMIDAZOLE
Synonyms:	1H-Benzimidazole, 1-methyl-;1-METHYL-1H-BENZIMIDAZOLE;1-METHYLBENZIMIDAZOLE;1H-Benzimidazole,1-methyl-(9CI);N-Methylbenzimidazole;1-Methyl-1H-benzo[d]iMidazole;1-MethylbenziMidazole 99%;NSC 42115
CAS:	1632-83-3
MF:	C8H8N2
MW:	132.16
EINECS:	605-321-5
Product Categories:	BENZIMIDAZOLE;Imidazol&Benzimidazole;Benzimidazoles;Building Blocks;Heterocyclic Building Blocks
Mol File:	1632-83-3.mol

1-METHYLBENZIMIDAZOLE Chemical Properties

Melting point	59-62 °C(lit.)
Boiling point	154 °C12 mm Hg(lit.)
density	1.1254
refractive index	1.6013
Fp	154°C/12mm
storage temp.	Keep in dark place,Sealed in dry,Room Temperature
solubility	Soluble in methanol.
form	Solid
pka	5.40±0.10(Predicted)
color	White to pink
λmax	277nm(H2O)(lit.)
CAS DataBase Reference	1632-83-3(CAS DataBase Reference)

Safety Information

Hazard Codes	Xn
Risk Statements	22-37/38-41
Safety Statements	26-36/39
WGK Germany	3
HS Code	29339980

MSDS Information

Provider	Language
SigmaAldrich	English
ALFA	English

1-METHYLBENZIMIDAZOLE Usage And Synthesis

Uses	1-Methylbenzimidazole is the suitable reagent used as electrolyte additive for the dye-sensitized solar cells and solid-state dye-sensitized solar cells.
General Description	1-Methylbenzimidazole is a heterocyclic building block. Effect of the interaction between 1-methylbenzimidazole (MBI) with Li⁺ and TiO₂ on the performance of dye-sensitized solar cells has been investigated.

1-METHYLBENZIMIDAZOLE Preparation Products And Raw materials

Raw materials	1H-Benzimidazole,1-methyl-2-(methylthio)-(8CI,9CI)-->Benzamide, N-formyl- (7CI,8CI,9CI)-->N-Methylbenzene-1,2-diamine-->1-METHYL-1H-BENZIMIDAZOLE-2-THIOL 95-->N-METHYL-2-NITROANILINE-->TRICARBALLYLIC ACID-->Formic acid-->CARBON DIOXIDE-->Triethyl orthoformate
Preparation Products	1-METHYL-1H-BENZIMIDAZOLE-2-CARBOXYLIC ACID-->2-AMINO-1-METHYLBENZIMIDAZOLE

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