Agent Name

2,2'-Bipyridine

Alternative Name

alpha,alpha'-Dipyridyl

CAS Number

366-18-7

Formula

C10-H8-N2

Major Category

Nitrogen Compounds

Synonyms

alpha,alpha'-Dipyridyl; 2,2'-Bipyridin; 2,2'-Bipyridyl; 2,2'-Dipyridine; 2,2'-Dipyridyl; 2-(2-Pyridyl)pyridine; AA-DP; Bipyridine; CI-588; alpha,alpha'-Bipyridyl; alpha,alpha'-Dipyridine; alpha,alpha'-Dwupirydylu [Polish]; [ChemIDplus] UN2811

Category

Pyridines

Description

White solid; [Hawley] White or yellow crystalline solid; [MSDSonline]

Sources/Uses

Used as an iron chelating agent, indicator for photometric determination of metals (Ag, Cd, Cu, Fe, and Mo), and chemical intermediate in the production of the herbicide diquat; [HSDB] Formed as a pyrolysis product in tobacco smoke and also from the degradation of the herbicide paraquat; [Reference #1]

Comments

A skin, eye, and mucous membrane irritant; Emergency treatment: "Pyridine"; Pyridine is an irritant that causes CNS depression after ingestion of 1/2 cup or inhalation of 6-12 ppm; It can cause liver and kidney injury; [HSDB] A skin, eye, and respiratory tract irritant; [ICSC] A teratogen (limb malformations) in rat studies; [REPROTOX] An irritant; [MSDSonline] See "4,4'-Bipyridine" and "2,3'-Bipyridine."

Reference Link

Toxicity of dipyridyl compounds and related compounds.

Exposure Assessment
Vapor Pressure

1.3E-5 mm Hg

Explanatory Notes

Flash point = 121 deg C; [eChemPortal: IUCLID] The Guide in the Emergency Response Guidebook is for "Toxic solid, organic, n.o.s."

Adverse Effects
Neurotoxin

Other CNS Neurotoxin

Hepatotoxin

Hepatotoxin, Secondary

Links to Other NLM Databases
Health Studies

Human Health Effects from Hazardous Substances Data Bank:

Toxicity Information

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Chemical Information

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Biomedical References

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Related Information in HazMap
Activities

Activities with risk of exposure: