Nomenclature
CAS number: 76-06-2
Trichloronitromethane; acquinite; nitrochloroform; Larvacide 100; Picfume (Dow).
CCl
3NO
2; mol wt 164.38.
C 7.31%, Cl 64.70%, N 8.52%, O 19.47%.
Description and references
First prepd in 1848 by Stenhouse from picric
acid and bleach powder. Review of prepn, properties, physiological
action, and uses: Jackson, Chem. Rev. 14, 251 (1934). Manuf from nitromethane and alkaline
hypochlorite: Wilhelm, US 3106588 (1963).
Properties
Slightly oily liquid, intense odor; bp757 112°. mp -64°; mp -69.2° (corr). d420 1.6558, d425 1.6483.
nD20 1.4611, nD25 1.4596. Poisonous. Dipole moment in
heptane or benzene, 1.80D. Practically insol in water. Soly in water
(g/100 ml): 0.2272 (0°), 0.1621 (25°). Miscible with benzene, abs
alc, carbon disulfide; sol in ether.Caution
Potential symptoms of overexposure
are irritation of eyes, skin, respiratory system; lacrimation; cough,
pulmonary edema; nausea, vomiting. See NIOSH Pocket Guide to Chemical Hazards (DHHS/NIOSH
97-140, 1997) p 66.Use
Disinfecting cereals and grains; in synthesis, esp
in manuf of methyl violet; fumigant; soil insecticide; war gas.