C.I. Disperse Orange 3
[CAS# 730-40-5]

Identification

• Classification: Analytical chemistry >> Standard >> Cosmetic standard
• Name: C.I. Disperse Orange 3
• Synonyms: 4-Amino-4'-nitroazobenzene; 4-Nitro-4'-aminoazobenzene; 4-[(4-Nitrophenyl)azo]benzenamine
• Molecular Formula: C₁₂H₁₀N₄O₂
• Molecular Weight: 242.23
• CAS Registry Number: 730-40-5
• EC Number: 211-984-8

Properties

• Melting point: 280 ºC^*

^* Karakas, Asli; Journal of Theoretical & Computational Chemistry 2012, V11(1), P209-221.

Safety Data

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Skin sensitization	Skin Sens.	1	H317
Eye irritation	Eye Irrit.	2	H319
Skin irritation	Skin Irrit.	2	H315
Specific target organ toxicity - single exposure	STOT SE	3	H335
Respiratory sensitization	Resp. Sens.	1	H334