CAS 62-53-3: Aniline (C6H7N)

Identity

CAS Number	62-53-3
Molecular Formula	C6H7N
IUPAC Name	phenylamine
Molecular Weight	93.13 g/mol
SMILES	`Nc1ccccc1`
Synonyms	phenylamine, aminobenzene, benzenamine, aniline oil

2D Structure

Physical Properties

Density	1.022 g/mL at 25°C
Boiling Point	184.0°C
Melting Point	-6.0°C
Flash Point	70.0°C
Vapor Pressure	0.07 kPa at 20°C
Refractive Index	nD = 1.586
Dielectric Constant	ε = 6.9

Safety & GHS Classification

GHS06Health HazardGHS09

H301: Toxic if swallowed
H311: Toxic in contact with skin
H317: May cause an allergic skin reaction
H331: Toxic if inhaled
H319: Causes serious eye irritation
H341: Suspected of causing genetic defects
H350: May cause cancer
H372: Causes damage to organs through prolonged or repeated exposure (blood)
H410: Very toxic to aquatic life with long lasting effects

Storage: Store in tightly sealed, dark containers. Toxic by ingestion, inhalation, and skin absorption — converts hemoglobin to methemoglobin causing cyanosis. Suspected carcinogen. Use in fume hood with full PPE. Turns brown on exposure to air and light.