2-Nitropropane
Title: 2-Nitropropane
CAS Registry Number: 79-46-9
Molecular Formula: C3H7NO2
Molecular Weight: 89.09
Percent Composition: C 40.44%, H 7.92%, N 15.72%, O 35.92%
Line Formula: CH3CH(NO2)CH3
Literature References: Prepn: Hass et al., US 1967667 (1934 to Purdue Res. Found.); Ind. Eng. Chem. 28, 339 (1936); from natural gas: Bachman, Pollack, ibid. 46, 713 (1954). Toxicity and carcinogenicity study: T. R. Lewis et al., J. Environ. Pathol. Toxicol. 2, 233 (1979). Health hazard alert: Am. Ind. Hyg. Assoc. J. 41, 18 (1980).
Properties: Liquid. d425 0.9821. wt 8.4 lb/U.S. gal. mp -93°. bp760 120.3°; bp564 110°; bp300 90°; bp95 60°; bp7 10°. nD20 1.3944. Flash pt 24°C (75°F). Heat of formn -43.78 kcal/mole at 25°; heat of combustion 477.60 kcal/mole at 25°. Latent heat of vaporization 9.88 kcal/mole at 25°. Slightly sol in water (1.7 ml/100 ml); 0.6 ml water dissolves in 100 ml of 2-nitropropane. Misc with many organic solvents.
Melting point: mp -93°
Boiling point: bp760 120.3°; bp564 110°; bp300 90°; bp95 60°; bp7 10°
Flash point: Flash pt 24°C (75°F)
Index of refraction: nD20 1.3944
Density: d425 0.9821
CAUTION: Potential symptoms of overexposure are headache, anorexia, nausea, vomiting, diarrhea; irritation of eyes, skin, nose and respiratory system; kidney and liver damage. See NIOSH Pocket Guide to Chemical Hazards (DHHS/NIOSH 97-140, 1997) p 230. This substance is reasonably anticipated to be a human carcinogen: Report on Carcinogens, Eleventh Edition (PB2005-104914, 2004) p III-194.
Use: Solvent in inks, paints, adhesives, varnishes, polymers, synthetic material; as chemical intermediate.

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