4-Ethenylaniline
[CAS# 1520-21-4]

Identification

• Classification: Organic raw materials >> Amino compound >> Cycloalkylamines, aromatic monoamines, aromatic polyamines and derivatives and salts
• Name: 4-Ethenylaniline
• Synonyms: 4-Vinylaniline; 4-Vinylbenzenamine; 4-Vinylphenylamine; p-Aminostyrene; p-Ethenylaniline; p-Vinylaniline
• Molecular Formula: C₈H₉N
• Molecular Weight: 119.16
• CAS Registry Number: 1520-21-4
• EC Number: 216-185-8

Properties

• Solubility: Slightly soluble (3.3 g/L) (25 ºC), Calc.^*
• Density: 1.0216 g/cm³ (14 ºC)^**
• Melting point: 23.5 ºC^***
• Boiling point: 214-216 ºC^****
• Refractive index: 1.6250 (589.3 nm 18 ºC)^*****
• Flash point: 108.6±16.8 ºC, Calc.^*

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 (©1994-2019 ACD/Labs)

^** Shorygin, P. P.; Zhurnal Obshchei Khimii 1939, V9, P845-54.

^*** Sabetay, Sebastien; Bulletin de la Societe Chimique de France 1929, V45, P842-8.

^**** Abiraj, Keelara; Australian Journal of Chemistry 2005, V58(2), P149-151.

^***** Sinyavskii, V. G.; Ukrainskii Khimicheskii Zhurnal (Russian Edition) 1966, V32(5), P489-93.

Safety Data

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Acute toxicity	Acute Tox.	4	H332
Skin irritation	Skin Irrit.	2	H315
Eye irritation	Eye Irrit.	2	H319
Acute toxicity	Acute Tox.	4	H302
Acute toxicity	Acute Tox.	4	H312
Respiratory sensitization	Resp. Sens.	1	H334
Specific target organ toxicity - single exposure	STOT SE	3	H335
Carcinogenicity	Carc.	2	H351
Specific target organ toxicity - repeated exposure	STOT RE	2	H373