Title: Nitramine
CAS Registry Number: 479-45-8
CAS Name: N-Methyl-N,2,4,6-tetranitrobenzenamine
Additional Names: N-methyl-N,2,4,6-tetranitroaniline; picrylmethylnitramine; picrylnitromethylamine
Trademarks: Tetralite; Tetryl
Molecular Formula: C7H5N5O8
Molecular Weight: 287.14
Percent Composition: C 29.28%, H 1.76%, N 24.39%, O 44.58%
Literature References: Review of toxicology and human exposure: Toxicological Profile for Tetryl (PB95-264271, 1995) 133 pp.
Properties: Yellow crystals. d 1.57. mp 130-132°; explodes at about 180-190°. Insol in water. Sol in alc, ether, benzene, glacial acetic acid. Keep soln in the dark. Causes yellow staining to skin and hair.
Melting point: mp 130-132°
Density: d 1.57
CAUTION: Potential symptoms of overexposure are sensitization dermatitis, itching, erythema; edema on nasal folds, cheeks and neck; keratitis; sneezing; anemia; fatigue; coughing, coryza; irritability; malaise, headache, lassitude and insomnia; nausea, vomiting; liver and kidney damage. See NIOSH Pocket Guide to Chemical Hazards (DHHS/NIOSH 97-140, 1997) p 304.
Use: As indicator, 0.1 g in 60 ml alcohol with water to make 100 ml. pH: 10.8 colorless, 13.0 reddish-brown. One to five drops of soln required for 10 ml liquid. Salt error said to be small. Also used in explosives.

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