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Names | |
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Preferred IUPAC name
2-Nitropropane | |
Identifiers | |
3D model (JSmol)
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Abbreviations | 2-NP |
ChEBI | |
ChemSpider | |
ECHA InfoCard | 100.001.100 |
EC Number |
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PubChem CID
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UNII | |
CompTox Dashboard (EPA)
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Properties | |
C3H7NO2 | |
Molar mass | 89.094 g·mol−1 |
Appearance | Colorless liquid[1] |
Odor | Pleasant, fruity[2] |
Density | 0.9821 g/cm3 |
Melting point | −91.3 °C (−132.3 °F; 181.8 K) |
Boiling point | 120.2 °C (248.4 °F; 393.3 K) |
17 g/L[1] | |
Solubility | soluble in chloroform |
log P | 0.93 |
Vapor pressure | 13 mmHg (20°C)[2] |
Acidity (pKa) | 16.9 (in DMSO) |
-45.73·10−6 cm3/mol | |
Refractive index (nD)
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1.3944 (20 °C) |
Viscosity | 0.721 cP |
Hazards | |
Occupational safety and health (OHS/OSH): | |
Main hazards
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Health hazard |
GHS labelling: | |
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H350 | |
NFPA 704 (fire diamond) | |
Flash point | 24 °C (75 °F; 297 K) (open cup) 39 °C (closed cup) |
428 °C (802 °F; 701 K) | |
Explosive limits | 2.6-11.0%[2] |
Lethal dose or concentration (LD, LC): | |
LD50 (median dose)
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720 mg/kg |
LC50 (median concentration)
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2703 ppm (mouse, 2 hr) 400 ppm (rat, 6 hr)[3] |
LCLo (lowest published)
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714 ppm (cat, 5 hr) 2381 ppm (rabbit, 5 hr) 4622 ppm (guinea pig, 5 hr) 2353 ppm (cat, 1 hr)[3] |
NIOSH (US health exposure limits): | |
PEL (Permissible)
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TWA 25 ppm (90 mg/m3)[2] |
REL (Recommended)
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Ca[2] |
IDLH (Immediate danger)
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Ca [100 ppm][2] |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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2-Nitropropane (2-NP) is an organic compound with the formula (CH3)2CH(NO2). It is used as a solvent.[4] It is a colorless liquid and is classified as a nitro compound.