Names | |
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IUPAC name Nitromethane | |
Preferred IUPAC name | |
Other names Nitrocarbol | |
Identifiers | |
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ChEBI | |
ChEMBL |
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ChemSpider | |
ECHA InfoCard | 100.000.797 |
KEGG |
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RTECS number | PA9800000 |
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Properties | |
CH3NO2 | |
Molar mass | 61.04 g/mol |
Appearance | colorless, oily liquid[2] |
Odor | Light, fruity[2] |
Density | 1.1371 g/cm3 (20 °C)[3] |
Melting point | −28.7 °C (−19.7 °F; 244.5 K)[3] |
Boiling point | 101.2 °C (214.2 °F; 374.3 K)[3] |
Critical point (T, P) | 588 K, 6.0 MPa[4] |
ca. 10 g/100 mL | |
Solubility | miscible in diethyl ether, acetone, ethanol[3] |
Vapor pressure | 28 mmHg (20 °C)[2] |
Acidity (pKa) | 17.2 in DMSO; 10.21 in water[5][6] |
-21.0·10−6 cm3/mol[7] | |
Thermal conductivity | 0.204 W/(m·K) at 25 °C[8] |
Refractive index (nD) | 1.3817 (20 °C)[3] |
Viscosity | 0.63 cP at 25 °C[8] |
3.46[9] | |
Thermochemistry[10] | |
Heat capacity(C) | 106.6 J/(mol·K) |
171.8 J/(mol·K) | |
Std enthalpy of formation(ΔfH⦵298) | -112.6 kJ/mol |
-14.4 kJ/mol | |
Hazards | |
Main hazards | Flammable, health hazard |
Safety data sheet | See: data page |
GHS pictograms | |
GHS signal word | DANGER |
H203, H226, H301, H331, H351 | |
P210, P261, P280, P304+340, P312, P370+378, P403+233 | |
NFPA 704 | |
Flash point | 35[9] °C (95 °F; 308 K) |
418[9] °C (784 °F; 691 K) | |
Explosive limits | 7–22%[9] |
20 ppm[9] | |
Lethal dose or concentration (LD, LC): | |
940 mg/kg (oral, rat) 950 mg/kg (oral, mouse)[11] | |
LDLo (lowest published) | 750 mg/kg (rabbit, oral) 125 mg/kg (dog, oral)[11] |
7087 ppm (mouse, 2 h) 1000 ppm (monkey) 2500 ppm (rabbit, 12 h) 5000 ppm (rabbit, 6 h)[11] | |
US health exposure limits (NIOSH): | |
PEL (Permissible) | TWA 100 ppm (250 mg/m3)[2] |
none[2] | |
IDLH (Immediate danger) | 750 ppm[2] |
Related compounds | |
nitroethane | |
Related compounds | methyl nitrite methyl nitrate |
Supplementary data page | |
Refractive index (n), Dielectric constant (εr), etc. | |
Thermodynamic data | Phase behaviour solid–liquid–gas |
UV, IR, NMR, MS | |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). | |
verify (what is ?) | |
Infobox references |