Ethyl isocyanate

Ethyl isocyanate
Names
IUPAC name
Isocyanatoethane
Other names
NSC 89687
Identifiers
3D model (JSmol)
ChEBI
ChemSpider
ECHA InfoCard 100.003.381
EC Number
  • 203-717-9
UNII
UN number 2481 (ETHYL ISOCYANATE)
  • InChI=1S/C3H5NO/c1-2-4-3-5/h2H2,1H3
    Key: WUDNUHPRLBTKOJ-UHFFFAOYSA-N
  • O=C=NCC
Properties
C3H5NO
Molar mass 71.079 g·mol−1
Appearance colourless liquid with a pungent odor
Density 0.91 g/cm3
Boiling point 59–61 °C (138–142 °F; 332–334 K)
Decomposes in water
Solubility Miscible in ethanol, ether
soluble in chlorinated and aromatic hydrocarbons
Vapor pressure 17.5 mmHg
1.3808 at 20 °C/D
Thermochemistry
424.5 kcal (liquid)
Hazards
GHS labelling:
Danger
H225, H301, H302, H312, H315, H319, H330, H332, H334, H335
P210, P233, P240, P241, P242, P243, P260, P264, P264+P265, P270, P271, P280, P284, P301+P316, P301+P317, P302+P352, P303+P361+P353, P304+P340, P305+P351+P338, P316, P317, P319, P320, P321, P330, P332+P317, P337+P317, P342+P316, P362+P364, P370+P378, P403, P403+P233, P403+P235, P405, P501
Preview warning: Omit Rules: keep P260, omit P261
Related compounds
Related compounds
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references

Ethyl isocyanate is an organic chemical compound of carbon, hydrogen, nitrogen and oxygen with the molecular formula C3H5NO. The compound belongs to the group of isocyanates. Its structural formula is CH3—CH2—NCO.

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