Agent Name

1,2-Diphenylethylene

Alternative Name

Stilbene

CAS Number

588-59-0

Formula

C14-H12

Major Category

Other Classes

Synonyms

Benzene, 1,1'-(1,2-ethenediyl)bis-; 1,1'-(1,2-Ethenediyl)bisbenzene; 1,1'-(1,2-Ethenediyl)dibenzene; alpha,beta-Diphenylethylene; Bibenzal; Bibenzylidene; Bibenzylidine; Stilben [German]; Stilbene; [ChemIDplus] Diphenylethylene, 1,2-; [REPROTOX]

Category

Aromatic Hydrocarbons

Description

Colorless or slightly yellow crystals.

Sources/Uses

Used to make dyes and optical brighteners; [REPROTOX]

Comments

Exists as two possible isomers, trans- and cis-, that can interconvert in the presence of light; Highly toxic doses of the trans- isomer impaired female fertility in 2-generation study of rats; No teratogenicity observed; [REPROTOX] Intravenous LD50 (mouse) = 34 mg/kg; [RTECS] See "trans-1,2-Diphenylethylene." See "cis-1,2-Diphenylethylene."

Exposure Assessment
Vapor Pressure

0.00299 mm Hg

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