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

2-苯基-1H-苯并咪唑-5-羧酸

Also known as: 2-Phenyl-3H-benzimidazole-5-carboxylic acid, 2-Phenyl-1H-benzimidazole-6-carboxylic acid, 1H-Benzimidazole-6-carboxylic acid, 2-phenyl-, 2-Phenylbenzimidazole-5-carboxylic acid, 2-Phenyl-1H-benzo[d]imidazole-6-carboxylic acid, 2-Phenyl-1H-1,3-benzimidazole-5-carboxylic acid, 2-Phenyl-1H-1,3-benzodiazole-6-carboxylic acid, 2-PHENYL-3H-BENZOIMIDAZOLE-5-CARBOXYLIC ACID, 2-PHENYL BENZIMIDAZOLE-5-CARBOXYLIC ACID, 2-Phenyl-1(3)H-benzimidazole-5-carboxylic acid

2-Phenyl-1H-benzimidazole-5-carboxylic acid (CAS 66630-70-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C14H10N2O2 and a molecular weight of 238.24100 g/mol. It is also known as 2-Phenyl-3H-benzimidazole-5-carboxylic acid, 2-Phenyl-1H-benzimidazole-6-carboxylic acid and 1H-Benzimidazole-6-carboxylic acid, 2-phenyl-. Key properties include a boiling point of 527.6ºC at 760 mmHg, a density of 1.377g/cm3 and a flash point of 272.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
66630-70-4
Jingsj CID
J-908714-9
Molecular Formula
C14H10N2O2
Chinese Name
2-苯基-1H-苯并咪唑-5-羧酸
Molecular Weight
238.24100 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point527.6ºC at 760 mmHg
Density1.377g/cm3
Flash Point272.9ºC

Frequently Asked Questions

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

The CAS number of 2-Phenyl-1H-benzimidazole-5-carboxylic acid is 66630-70-4.

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

2-Phenyl-1H-benzimidazole-5-carboxylic acid has molecular formula C14H10N2O2 and molecular weight 238.24100 g/mol.

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

Last updated:

How to cite: Jingsj. "2-Phenyl-1H-benzimidazole-5-carboxylic acid (CAS 66630-70-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-908714-9 (accessed 2026-10-23).

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