Nomenclature
CAS number: 2696-92-6
ClNO; mol wt 65.46.
Cl 54.16%, N 21.40%, O 24.44%.
NOCl.
Description and references
Best prepared from nitrosylsulfuric acid and
dry HCl: Coleman et al., Inorg.
Synth. 1, 55 (1939).
Properties
Non-explosive, reddish-yellow gas; liquid at -5.5°;
solid at -61.5°. Poisonous; corrosive. Decomposed by water. Sol in fuming H2SO4. Critical temp 167°; crit press. 92.4 atm. The orange color of
aqua regia is produced by nitrosyl chloride.Caution
Intensely irritating to eyes, skin,
mucous membranes. Inhalation may cause pulmonary edema, hemorrhage.