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Nitromethane Structure

Nitromethane

Chemical Properties

Melting point ?29 °C (lit.)
Boiling point 101.2 °C (lit.)
Density  1.127 g/mL at 25 °C (lit.)
vapor density  2.1 (vs air)
vapor pressure  27.3 mm Hg ( 20 °C)
refractive index  n20/D 1.382(lit.)
Flash point 95 °F
storage temp.  Flammables area
solubility  105g/l
pka 10.2(at 25℃)
form  Liquid
color  APHA: ≤10
PH 6.4 (0.6g/l, H2O, 20℃)
Relative polarity 6.8
Odor Disagreeable fruity odor
PH Range 6.4 at 0.01 g/l at 20 °C
explosive limit 7.3-63.0%(V)
Water Solubility  9.5 g/100 mL (20 ºC)
λmax λ: 380 nm Amax: 1.00
λ: 386 nm Amax: 0.50
λ: 395 nm Amax: 0.20
λ: 400 nm Amax: 0.10
λ: 405 nm Amax: 0.05
λ: 430-700 nm Amax: 0.01
Merck  14,6611
BRN  1698205
Henry's Law Constant 2.24 at 20.00 °C, 3.61 at 30.00 °C, 5.40 at 40.00 °C, 7.97 at 50.00 °C (inert gas stripping, Bene? and Dohnal, 1999)
Exposure limits NIOSH REL: IDLH 750 ppm; OSHA PEL: TWA 100 ppm (250 mg/m3); ACGIH TLV: TWA 20 ppm (adopted).
Dielectric constant 22.7(Ambient)
InChIKey LYGJENNIWJXYER-UHFFFAOYSA-N
CAS DataBase Reference 75-52-5(CAS DataBase Reference)
IARC 2B (Vol. 77) 2000
NIST Chemistry Reference Methane, nitro-(75-52-5)
EPA Substance Registry System Nitromethane (75-52-5)

Safety Information

Hazard Codes  Xn,F,Xi
Risk Statements  5-10-22
Safety Statements  41
RIDADR  UN 1261 3/PG 2
WGK Germany  2
RTECS  PA9800000
3-10
Autoignition Temperature 784 °F
Hazard Note  Irritant/Flammable
TSCA  Yes
HazardClass  3
PackingGroup  II
HS Code  29042090
Hazardous Substances Data 75-52-5(Hazardous Substances Data)
Toxicity LC (in air) in guinea pigs: 1000 ppm; LD50 orally in mice: 1.44 g/kg (Weatherby)
IDLA 750 ppm

MSDS

Usage And Synthesis

Nitromethane Supplier