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2,2'-Bipyridine

Also known as: 2,2'-Bipyridyl, 2,2'-Dipyridyl, α,α'-Dipyridyl, 2,2-Bipyridine, bpy, 2,2-Dipyridyl, 2,2'-Dipyridine

2,2'-Bipyridine (CAS 366-18-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H8N2 and a molecular weight of 156.184 g/mol. Key properties include a melting point of 70-73 °C(lit.), a boiling point of 272.5±0.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 107.2±12.0 °C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
366-18-7
Jingsj CID
J-1956199-0
Molecular Formula
C10H8N2
Molecular Weight
156.184 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point70-73 °C(lit.)
Boiling Point272.5±0.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point107.2±12.0 °C
Exact Mass156.068741
PSA25.78000
LogP1.28
Vapor Pressure0.0±0.5 mmHg at 25°C
Refractive Index1.581
Additional Property5.5 g/L 22 ºC

GHS Safety & Compliance

Acute ToxicitySignal word: Danger

Activity & Biological Data

Additional Information[1]. Chen D, et al. Discovery of caerulomycin/collismycin-type 2,2'-bipyridine natural products in the genomic era. J Ind Microbiol Biotechnol. 2019;46(3-4):459-468.

Frequently Asked Questions

What is the CAS number of 2,2'-Bipyridine?

The CAS number of 2,2'-Bipyridine is 366-18-7.

What are the molecular formula and molecular weight of 2,2'-Bipyridine?

2,2'-Bipyridine has molecular formula C10H8N2 and molecular weight 156.184 g/mol.

Is 2,2'-Bipyridine hazardous?

2,2'-Bipyridine has GHS signal word Danger.

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'-Bipyridine (CAS 366-18-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1956199-0 (accessed 2026-11-06).

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