Agent Name

2-Ethylaniline

CAS Number

578-54-1

Formula

C8-H11-N

Major Category

Nitrogen Compounds

Synonyms

2-Ethyl aniline; 2-Ethylbenzenamine; Aniline, 2-ethyl-; Aniline, o-ethyl-; Benzenamine, 2-ethyl-; o-Aminoethylbenzene; o-Ethylaniline; [ChemIDplus] 2-EA; [NTP] UN2273

Category

Amines, Aromatic

Description

Brown liquid; [Hawley] Red or orange liquid; [MSDSonline]

Sources/Uses

Used as an intermediate for pharmaceuticals, dyestuffs, and pesticides; [Hawley] Also used as a reactant in conductive polymer production; [NTP]

Comments

Emergency treatment: "Aniline"; [HSDB] May cause skin, eye, and mucous membrane irritation; [CAMEO] Cyanosis observed in rats within 24 hours of dosing in lethal-dose gavage study; Not irritating to skin and mildly irritating to eyes of rabbits; [EPA: HPVIS] May cause skin, eye, mucous membrane, and upper respiratory tract irritation; Exposure to high concentrations can induce methemoglobinemia; Long-term exposure may cause changes in liver and nervous system; No evidence of mutagenicity; [NTP] Harmful if ingested; Toxic by inhalation or skin absorption; [Aldrich MSDS] See "Aniline."

Exposure Assessment
Vapor Pressure

0.17 mm Hg

Explanatory Notes

Flash point = 85 deg C; [Hawley]

Adverse Effects
Methemoglobinemia

Methemoglobinemia, Secondary

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