5-nitro-2-(3-pyridinyl)-1H-benzimidazole

5-硝基-2-(3-吡啶基)苯并咪唑

Also known as: 1H-benzimidazole,5-nitro-2-(3-pyridinyl), 2-(3-pyridyl)-5-nitro-1H-benzimidazole, 5-nitro-2-(3-pyridinyl)benzimidazole, 5-Nitro-2-(pyridin-3-yl)-1H-benzimidazole, 5-Nitro-2-<3-pyridyl>-benzimidazol, 5-Nitro-2-pyridin-3-yl-1H-benzoimidazole, 5-nitro-2-pyridin-3-yl-1H-benzimidazole, 6-nitro-2-(3-pyridinyl)-1H-benzimidazole, 6-nitro-2-pyridin-3-yl-1H-benzimidazole, CBI-BB ZERO/000540, MFCD00434206

5-nitro-2-(3-pyridinyl)-1H-benzimidazole (CAS 145861-59-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C12H8N4O2 and a molecular weight of 240.21800 g/mol. It is also known as 1H-benzimidazole,5-nitro-2-(3-pyridinyl), 2-(3-pyridyl)-5-nitro-1H-benzimidazole and 5-nitro-2-(3-pyridinyl)benzimidazole. Key properties include a melting point of 242-244℃, a boiling point of 518.9ºC at 760mmHg, a density of 1.451g/cm3 and a flash point of 267.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
145861-59-2
Jingsj CID
J-1368359-5
Molecular Formula
C12H8N4O2
Chinese Name
5-硝基-2-(3-吡啶基)苯并咪唑
Molecular Weight
240.21800 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point242-244℃
Boiling Point518.9ºC at 760mmHg
Density1.451g/cm3
Flash Point267.6ºC

Frequently Asked Questions

What is the CAS number of 5-nitro-2-(3-pyridinyl)-1H-benzimidazole?

The CAS number of 5-nitro-2-(3-pyridinyl)-1H-benzimidazole is 145861-59-2.

What are the molecular formula and molecular weight of 5-nitro-2-(3-pyridinyl)-1H-benzimidazole?

5-nitro-2-(3-pyridinyl)-1H-benzimidazole has molecular formula C12H8N4O2 and molecular weight 240.21800 g/mol.

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

Last updated:

How to cite: Jingsj. "5-nitro-2-(3-pyridinyl)-1H-benzimidazole (CAS 145861-59-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1368359-5 (accessed 2026-10-22).

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