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2-(2-Hydroxyphenyl)-1H-benzimidazole

Also known as: 2-(1H-Benzimidazol-2-yl)phenol, 2-(1H-Benzo[d]imidazol-2-yl)phenol, 2-(2-Benzimidazolyl)phenol, o-(1H-Benzimidazol-2-yl)phenol, o-Hydroxyphenylbenzimidazole, Phenol, 2-(1H-benzimidazol-2-yl)-, 2-(2-Hydroxyphenyl)benzimidazole

2-(2-Hydroxyphenyl)-1H-benzimidazole (CAS 2963-66-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C13H10N2O and a molecular weight of 210.23100 g/mol. Key properties include a melting point of 239-243ºC, a boiling point of 388.6ºC at 760mmHg, a density of 1.289g/cm3 and a flash point of 167.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
2963-66-8
Jingsj CID
J-1958765-6
Molecular Formula
C13H10N2O
Molecular Weight
210.23100 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point239-243ºC
Boiling Point388.6ºC at 760mmHg
Density1.289g/cm3
Flash Point167.6ºC
Exact Mass210.07900
PSA48.91000
LogP2.93550
Vapor Pressure0mmHg at 25°C
Refractive Index1.726

Activity & Biological Data

Additional Information[1]. Chipem FA, et al. Excited state proton transfer of 2-(2'-hydroxyphenyl)benzimidazole and its nitrogen substituted analogues in bovine serum albumin. Photochem Photobiol Sci. 2014 Sep;13(9):1297-304.

Frequently Asked Questions

What is the CAS number of 2-(2-Hydroxyphenyl)-1H-benzimidazole?

The CAS number of 2-(2-Hydroxyphenyl)-1H-benzimidazole is 2963-66-8.

What are the molecular formula and molecular weight of 2-(2-Hydroxyphenyl)-1H-benzimidazole?

2-(2-Hydroxyphenyl)-1H-benzimidazole has molecular formula C13H10N2O and molecular weight 210.23100 g/mol.

What are the upstream and downstream products of 2-(2-Hydroxyphenyl)-1H-benzimidazole?

For 2-(2-Hydroxyphenyl)-1H-benzimidazole, Upstream Products: Salicylaldehyde, o-Phenylenediamine, 2-Methylbenzyl Alcohol.

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-(2-Hydroxyphenyl)-1H-benzimidazole (CAS 2963-66-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1958765-6 (accessed 2026-11-09).

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