6573. Nitramine

Nomenclature

CAS number: 479-45-8
N-Methyl-N,2,4,6-tetranitrobenzenamine; N-methyl-N,2,4,6-tetranitroaniline; picrylmethylnitramine; picrylnitromethylamine; Tetralite; Tetryl.
C7H5N5O8; mol wt 287.14.
C 29.28%, H 1.76%, N 24.39%, O 44.58%.

Description and references

Review of toxicology and human exposure: Toxicological Profile for Tetryl (PB95-264271, 1995) 133 pp.

Chemical structure

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.

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.