Dangerous fire and explosion risk, reacts
violently with acids and alkalies, may explode spontaneously, intraplant transport must be in tightly
covered steel barrels.
Safety Profile
Poison by parented
and intraperitoneal routes. Mutation data
reported. An irritant and sensitizer. Many
nitroso compounds are carcinogens. A very
dangerous fire and explosion hazard. When
exposed to heat or flame, it burns
explosively. Contamination by acid or alkali
may cause ignition . Can heat spontaneously
and cause fire. When heated to decomposition it emits toxic fumes of NOx.
See also NITROSO COMPOUNDS.
Purification Methods
4-Nitrosophenol forms yellow crystals from xylene, *C6H6 (m ~144o) or Et2O (m 128-129o, dec). [Beilstein 7 H 622, 7 II 574, 7 III 3367.]
