N,N'-Diphenyl-1,4-phenylenediamine
[CAS# 74-31-7]

Identification

• Classification: Biochemical >> Amino acids and their derivatives >> Amino alcohol derivative
• Name: N,N'-Diphenyl-1,4-phenylenediamine
• Synonyms: 1,4-Dianilinobenzene; 1,4-Bis(phenylamino)benzene
• Molecular Formula: C₁₈H₁₆N₂
• Molecular Weight: 260.34
• CAS Registry Number: 74-31-7
• EC Number: 200-806-4

Properties

• Density: 1.2
• Melting point: 134-141 °C
• Boiling point: 220-225 °C (0.5 mmHg)
• Water solubility: <0.1 g/100 mL at 20 °C

Safety Data

• Hazard Symbols: GHS07 Warning
• Risk Statements: H317-H412
• Safety Statements: S24;S37;S61

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Skin sensitization	Skin Sens.	1	H317
Chronic hazardous to the aquatic environment	Aquatic Chronic	3	H412
Reproductive toxicity	Repr.	2	H361
Acute hazardous to the aquatic environment	Aquatic Acute	1	H400
Germ cell mutagenicity	Muta.	2	H341
Chronic hazardous to the aquatic environment	Aquatic Chronic	1	H410