2-Cyanophenyl isocyanate
[CAS# 42066-86-4]

Identification

• Classification: Chemical reagent >> Organic reagent >> Cyanate ester / isocyanate
• Name: 2-Cyanophenyl isocyanate
• Synonyms: 2-Isocyanatobenzonitrile; o-Cyanophenyl isocyanate
• Molecular Formula: C₈H₄N₂O
• Molecular Weight: 144.13
• CAS Registry Number: 42066-86-4
• EC Number: 876-111-0

Properties

• Solubility: Very slightly soluble (0.49 g/L) (25 ºC), Calc.^*
• Density: 1.09±0.1 g/cm³ (20 ºC 760 Torr), Calc.^*
• Melting point: 61-62 ºC^**
• Boiling point: 124-125 ºC (13 Torr)^***
• Flash point: 114.8±22.6 ºC, Calc.^*

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 (©1994-2015 ACD/Labs)

^** Sicker, Dieter; DD 263756 A1 1989.

^*** Breukink, K. W.; Recueil des Travaux Chimiques des Pays-Bas et de la Belgique 1960, V79, P443-53.

Safety Data

Hazard Classification

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