4-Methylphenyl isocyanate

C₈H₇NOCAS 622-58-2133.15 g/mol

Open in Covalent MOL file

Isocyanate

Properties

Molecular formula: C₈H₇NO
Molar mass: 133.15 g/mol
Exact mass: 133.0528 Da
Melting point: 155–156 °C
Boiling point: 71–72 °C (at 13 Torr)
logP: 1.96Crippen estimate
Polar surface area: 29.4 Å²
H-bond donors / acceptors: 0 / 2
Rotatable bonds: 1

Hazards

Danger

H302 Harmful if swallowed99.1% of notifiers
H312 Harmful in contact with skin37.6% of notifiers
H314 Causes severe skin burns and eye damage57.8% of notifiers
H315 Causes skin irritation42.2% of notifiers
H317 May cause an allergic skin reaction57.8% of notifiers
H318 Causes serious eye damage57.8% of notifiers
H319 Causes serious eye irritation42.2% of notifiers
H330 Fatal if inhaled60.6% of notifiers
H332 Harmful if inhaled37.6% of notifiers
H334 May cause allergy or asthma symptoms or breathing difficulties if inhaled43.1% of notifiers
H335 May cause respiratory irritation100% of notifiers
H400 Very toxic to aquatic life56.9% of notifiers
H410 Very toxic to aquatic life with long lasting effects33.9% of notifiers
H411 Toxic to aquatic life with long lasting effects22.9% of notifiers

Aggregated from 109 ECHA notifications, via PubChem; a share says how many notifiers assign that statement.

Precautionary statements

P233, P260, P261, P264, P264+P265, P270, P271, P272, P273, P280, P284, P301+P317, P301+P330+P331, P302+P352, P302+P361+P354, P304+P340, P305+P351+P338, P305+P354+P338, P316, P317, P319, P320, P321, P330, P332+P317, P333+P317, P337+P317, P342+P316, P362+P364, P363, P391, P403, P403+P233, P405, P501