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

Also known as: 2-mercapto-5-benzimidazolecarboxylic acid, 2-mercapto-1H-benzoimidazole-5-carboxylic acid, 2-mercapto-5-carboxylbenzimidazole, 2-thioxo-2,3-dihydro-1H-benzimidazole-5-carboxylic acid, 2-sulfanylbenzimidazole-5-carboxylic acid, 2-sulfanylidene-1,3-dihydrobenzimidazole-5-carboxylic acid, 5-carboxy-2-mercaptobenzimidazole, 5-carboxy-2-benzimidazolethiol

2-mercapto-1H-benzimidazole-5-carboxylic acid (CAS 58089-25-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H6N2O2S and a molecular weight of 194.21000 g/mol. Key properties include a melting point of 248 °C (dec.)(lit.), a boiling point of >100 °C, a density of 1.01 g/mL at 25 °C and a flash point of 203.6ºC. No supplier offers are currently listed; request a quote. Record last updated Nov 3, 2026.

CAS No.
58089-25-1
Jingsj CID
J-1400485-4
Molecular Formula
C8H6N2O2S
Molecular Weight
194.21000 g/mol
Category
Pharma Intermediates
Last updated
11/3/2026

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Physicochemical Properties

Melting Point248 °C (dec.)(lit.)
Boiling Point>100 °C
Density1.01 g/mL at 25 °C
Flash Point203.6ºC
Exact Mass194.01500
PSA100.97000
LogP1.92370
Refractive Index1.783

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-mercapto-1H-benzimidazole-5-carboxylic acid?

The CAS number of 2-mercapto-1H-benzimidazole-5-carboxylic acid is 58089-25-1.

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

2-mercapto-1H-benzimidazole-5-carboxylic acid has molecular formula C8H6N2O2S and molecular weight 194.21000 g/mol.

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-mercapto-1H-benzimidazole-5-carboxylic acid (CAS 58089-25-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1400485-4 (accessed 2026-11-09).

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