| Name | 4-Methylbenzyl isocyanate |
| Synonyms | 4-Methylbenzyl 4-Methylbenzyl isocyanate 4-METHYLBENZYL ISOCYANATE 1-(isocyanatomethyl)-4-methylbenzene Benzene, 1-isocyanatomethyl-4-methyl- |
| CAS | 56651-57-1 |
| InChIKey | KNYDWDHLGFMGCO-UHFFFAOYSA-N |
| Molecular Formula | C9H9NO |
| Molar Mass | 147.17 |
| Density | 1.052 g/mL at 25 °C (lit.) |
| Boling Point | 55 °C/0.5 mmHg (lit.) |
| Flash Point | 215 °F |
| Appearance | Form Liquid, color Clear colorless to yellow |
| Storage Condition | 2-8°C |
| Refractive Index | n20/D 1.522(lit.) |
| Hazard Symbols | Xn - Harmful![]() |
| Risk Codes | R20/21/22 - Harmful by inhalation, in contact with skin and if swallowed. R36/37/38 - Irritating to eyes, respiratory system and skin. R42 - May cause sensitization by inhalation |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. |
| UN IDs | 2206 |
| WGK Germany | 3 |
| HS Code | 29291090 |
| Hazard Class | IRRITANT |