Isocyanic acid
- CAS NO.：75-13-8
- Empirical Formula: CHNO
- Molecular Weight: 43.02
- EINECS: 200-808-5
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-09-12 18:53:36
What is Isocyanic acid?
Definition
ChEBI: A colourless, volatile, poisonous inorganic compound with the formula HNCO; the simplest stable chemical compound that contains carbon, hydrogen, nitrogen, and oxygen, the four most commonly-found elements in organic chemistry and biology.
Hazard
Severe explosion risk. Strong irritant to eyes, skin and mucous membranes.
Properties of Isocyanic acid
| Melting point: | -86 °C |
| Boiling point: | 41.91°C (rough estimate) |
| Density | 1.04±0.1 g/cm3(Predicted) |
| refractive index | 1.4300 (estimate) |
| PH | 3.35(1 mM solution);2.76(10 mM solution);2.23(100 mM solution) |
| EPA Substance Registry System | Isocyanic acid (75-13-8) |
Safety information for Isocyanic acid
Computed Descriptors for Isocyanic acid
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