Butyl isocyanate

C₅H₉NOCAS 111-36-499.13 g/mol

Open in Covalent MOL file

Isocyanate

Properties

Molecular formula: C₅H₉NO
Molar mass: 99.13 g/mol
Exact mass: 99.0684 Da
Density: 0.9 g/mL
Melting point: below −70 °C
Boiling point: 115 °C
Flash point: 11 °C (closed cup)
logP: 1.12Crippen estimate
Polar surface area: 29.4 Å²
H-bond donors / acceptors: 0 / 2
Rotatable bonds: 3

Hazards

Danger

H224 Extremely flammable liquid and vapor13.6% of notifiers
H225 Highly Flammable liquid and vapor83.9% of notifiers
H302 Harmful if swallowed100% of notifiers
H311 Toxic in contact with skin37.3% of notifiers
H314 Causes severe skin burns and eye damage97.5% of notifiers
H317 May cause an allergic skin reaction39% of notifiers
H318 Causes serious eye damage52.5% of notifiers
H330 Fatal if inhaled97.5% of notifiers
H334 May cause allergy or asthma symptoms or breathing difficulties if inhaled61% of notifiers
H335 May cause respiratory irritation45.8% of notifiers

Aggregated from 118 ECHA notifications, via PubChem; a share says how many notifiers assign that statement.

Precautionary statements

P210, P233, P240, P241, P242, P243, P260, P261, P262, P264, P264+P265, P270, P271, P272, P280, P284, P301+P317, P301+P330+P331, P302+P352, P302+P361+P354, P303+P361+P353, P304+P340, P305+P354+P338, P316, P317, P319, P320, P321, P330, P333+P317, P342+P316, P361+P364, P362+P364, P363, P370+P378, P403, P403+P233, P403+P235, P405, P501