| Title:  p-Nitroaniline CAS Registry Number:  100-01-6 Additional Names:  p-Nitraniline Molecular Formula:  C6H6N2O2 Molecular Weight:  138.12 Percent Composition:  C 52.18%, H 4.38%, N 20.28%, O 23.17% Literature References:  Prepn from acetanilide:  Bart, US 2406578 (1946 to Am. Cyanamid); by Schmidt reaction:  Stockel, Hall, Nature 197, 787 (1963). Properties:  Bright yellow powder, mp 146°.  Calc bp 332°.  One gram dissolves in 1250 ml water, 45 ml boiling water, 25 ml alcohol, 30 ml ether; sol in benzene, methanol.  Forms water soluble salts with mineral acids. Melting point:  mp 146° Boiling point:  bp 332° CAUTION:  Potential symptoms of overexposure are irritation of nose and throat; cyanosis, ataxia; tachycardia, tachypnea; dyspnea; irritability; vomiting, diarrhea; convulsions; respiratory arrest; anemia; methemoglobinemia; jaundice.  See NIOSH Pocket Guide to Chemical Hazards (DHHS/NIOSH 97-140, 1997) p 226. Use:  Dyestuff intermediate.  |