Phenyl isocyanate
[CAS# 103-71-9]

Identification

• Classification: Chemical reagent >> Organic reagent >> Cyanate ester / isocyanate
• Name: Phenyl isocyanate
• Synonyms: Carbanil; Isocyanatobenzene; Phenylcarbimide; Phenylic mustard oil; Phenylisocyanate
• Molecular Formula: C₇H₅NO
• Molecular Weight: 119.12
• CAS Registry Number: 103-71-9
• EC Number: 203-137-6

Properties

• Density: 1.096
• Melting point: -31.3 °C
• Boiling point: 162-163 °C
• Refractive index: 1.535-1.537
• Flash point: 55 °C
• Water solubility: decomposes

Safety Data

• Hazard Symbols: T+
• Risk Statements: R22;R26;R36/37/38;R42
• Safety Statements: S26;S28A;S38;S45

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Acute toxicity	Acute Tox.	4	H302
Respiratory sensitization	Resp. Sens.	1	H334
Flammable liquids	Flam. Liq.	3	H226
Acute toxicity	Acute Tox.	1	H330
Specific target organ toxicity - single exposure	STOT SE	3	H335
Acute hazardous to the aquatic environment	Aquatic Acute	1	H400
Skin corrosion	Skin Corr.	1C	H314
Skin sensitization	Skin Sens.	1A	H317
Serious eye damage	Eye Dam.	1	H318
Skin sensitization	Skin Sens.	1	H317
Skin corrosion	Skin Corr.	1B	H314
Chronic hazardous to the aquatic environment	Aquatic Chronic	2	H411
Acute toxicity	Acute Tox.	2	H330
Chronic hazardous to the aquatic environment	Aquatic Chronic	1	H410
Chronic hazardous to the aquatic environment	Aquatic Chronic	3	H412
Eye irritation	Eye Irrit.	2	H319
Skin irritation	Skin Irrit.	2	H315
Carcinogenicity	Carc.	2	H351

• Transport Information: UN 2487