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2-amino-1H-benzimidazole-5-carboxylic acid

Also known as: 2-amino-1H-benzo[d]imidazole-5-carboxylic acid, 1H-Benzimidazole-5-carboxylic acid, 2-amino- (9CI), 1H-Benzimidazole-6-carboxylic acid, 2-amino-, 2-amino-1H-Benzimidazole-6-carboxylic acid, 2-AMINO-1H-BENZOIMIDAZOLE-5-CARBOXYLIC ACID, 2-AMINO-BENZIMIDAZOLE-5-CARBOXYLIC ACID, 2-Amino-1(3)H-benzimidazol-5-carbonsaeure, 2-amino-3H-benzimidazole-5-carboxylic acid

2-amino-1H-benzimidazole-5-carboxylic acid (CAS 76391-97-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H7N3O2 and a molecular weight of 177.16000 g/mol. Key properties include a boiling point of 540.4ºC at 760 mmHg, a density of 1.611 g/cm3 and a flash point of 280.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
76391-97-4
Jingsj CID
J-935233-4
Molecular Formula
C8H7N3O2
Molecular Weight
177.16000 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point540.4ºC at 760 mmHg
Density1.611 g/cm3
Flash Point280.6ºC
Exact Mass177.05400
PSA92.00000
LogP1.42450
Refractive Index1.819

Customs & Trade Information

HS Code2933990090
Summary2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 2-amino-1H-benzimidazole-5-carboxylic acid?

The CAS number of 2-amino-1H-benzimidazole-5-carboxylic acid is 76391-97-4.

What are the molecular formula and molecular weight of 2-amino-1H-benzimidazole-5-carboxylic acid?

2-amino-1H-benzimidazole-5-carboxylic acid has molecular formula C8H7N3O2 and molecular weight 177.16000 g/mol.

What are the upstream and downstream products of 2-amino-1H-benzimidazole-5-carboxylic acid?

For 2-amino-1H-benzimidazole-5-carboxylic acid, Upstream Products: Cyanogen bromide, Methyl 3,4-diaminobenzoate, 3,4-Diaminobenzoic acid.

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

Last updated:

How to cite: Jingsj. "2-amino-1H-benzimidazole-5-carboxylic acid (CAS 76391-97-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-935233-4 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.