2-Amino-5-methoxy-1-methylbenzimidazole

2-氨基-5-甲氧基-1-甲基苯并咪唑

Also known as: 5-methoxy-1-methyl-1H-benzimidazol-2-amine, 5-methoxy-1-methyl-1H-benzoimidazol-2-ylamine, 5-methoxy-1-methyl-2-aminobenzimidazole, 5-methoxy-1-methylbenzimidazol-2-amine, 1H-benzimidazol-2-amine, 5-methoxy-1-methyl-, 5-methoxy-1-methyl-1H-benzo[d]imidazol-2-amine

2-Amino-5-methoxy-1-methylbenzimidazole (CAS 1805-02-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H11N3O and a molecular weight of 177.20300 g/mol. It is also known as 5-methoxy-1-methyl-1H-benzimidazol-2-amine, 5-methoxy-1-methyl-1H-benzoimidazol-2-ylamine and 5-methoxy-1-methyl-2-aminobenzimidazole. Key properties include a boiling point of 372.7ºC at 760mmHg, a density of 1.28g/cm3 and a flash point of 179.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1805-02-3
Jingsj CID
J-1173465-7
Molecular Formula
C9H11N3O
Chinese Name
2-氨基-5-甲氧基-1-甲基苯并咪唑
Molecular Weight
177.20300 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point372.7ºC at 760mmHg
Density1.28g/cm3
Flash Point179.2ºC

Frequently Asked Questions

What is the CAS number of 2-Amino-5-methoxy-1-methylbenzimidazole?

The CAS number of 2-Amino-5-methoxy-1-methylbenzimidazole is 1805-02-3.

What are the molecular formula and molecular weight of 2-Amino-5-methoxy-1-methylbenzimidazole?

2-Amino-5-methoxy-1-methylbenzimidazole has molecular formula C9H11N3O and molecular weight 177.20300 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "2-Amino-5-methoxy-1-methylbenzimidazole (CAS 1805-02-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1173465-7 (accessed 2026-10-22).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.