Nitromethane (data page)

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Template:Short description Template:Use dmy dates This page provides supplementary chemical data on nitromethane.

Material Safety Data Sheet

The handling of this chemical may incur notable safety precautions. MSDS is available from Mallinckrodt Baker.[1]

Structure and properties

Template:Chembox header | Structure and properties
Index of refraction, nD 1.3817 at 20 °C [2]
Abbe number ?
Dielectric constant, εr 37.27 ε0 at 20 °C [3]
Bond strength ?
Bond length ?
Bond angle ?
Magnetic susceptibility −21.0·10−6 cm3/mol[4]
Surface tension 39.04 dyn/cm at 10 °C
36.53 dyn/cm at 25 °C
32.33 dyn/cm at 50 °C[5]
Viscosity 0.63 cP at 25 °C[6]

Thermodynamic properties

Template:Chembox header | Phase behavior
Triple point 244.77 K (−23.38 °C), ? Pa
Critical point 588 K (315 °C), 5870 kPa[7]
Std enthalpy change
of fusion
, ΔfusHo
9.7 kJ/mol
Std entropy change
of fusion
, ΔfusSo
39.6 J/(mol·K)
Std enthalpy change
of vaporization
, ΔvapHo
38.3 kJ/mol
Std entropy change
of vaporization
, ΔvapSo
128.36 J/(mol·K)
Template:Chembox header | Solid properties
Std enthalpy change
of formation
, ΔfHosolid
? kJ/mol
Standard molar entropy,
Sosolid
? J/(mol K)
Heat capacity, cp ? J/(mol K)
Template:Chembox header | Liquid properties
Std enthalpy change
of formation
, ΔfHoliquid
−112. kJ/mol[8]
Standard molar entropy,
Soliquid
171.9 J/(mol·K)[8]
Enthalpy of combustion, ΔcHoliquid −709 kJ/mol
Heat capacity, cp 106.6 J/(mol·K)[8]
Template:Chembox header | Gas properties
Std enthalpy change
of formation
, ΔfHogas
−80.8 kJ/mol[8]
Standard molar entropy,
Sogas
282.9 J/(mol·K)[8]
Heat capacity, cp[9] 55.5 J/(mol·K) at 25 °C[8]

Vapor pressure of liquid

Template:Chembox header | P in mm Hg 1 10 40 100 400 760
Template:Chembox header | T in °C −29.0 2.8 27.5 46.6 82.0 101.2

Table data obtained from CRC Handbook of Chemistry and Physics 44th ed.

log10 of Nitromethane vapor pressure. Uses formula: logePmmHg=loge(760101.325)10.20778loge(T+273.15)7217.173T+273.15+83.18124+8.369119×1006(T+273.15)2 obtained from CHERIC[9]

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Distillation data

Vapor-liquid Equilibrium
for Nitromethane/Ethanol
[10]
P = 730 mm Hg
BP
Temp.
°C
% by mole ethanol
liquid vapor
97.7 3.0 15.7
93.4 4.7 22.3
88.9 8.5 32.9
86.1 12.2 39.5
83.6 16.6 45.3
80.6 25.6 52.9
79.2 31.8 56.3
77.9 45.1 63.5
77.0 53.9 66.9
77.1 58.9 68.6
76.5 64.6 70.5
76.4 72.4 74.0
76.6 78.7 77.3
76.5 81.9 79.4
76.7 85.9 82.2
76.9 91.4 87.1
77.7 95.3 93.0
77.8 97.3 96.5
   
Vapor-liquid Equilibrium
for Nitromethane/Methanol
[10]
P = 730 mm Hg
BP
Temp.
°C
% by mole methanol
liquid vapor
96.9 1.5 13.3
93.1 2.6 22.8
89.1 4.8 33.4
84.8 7.5 42.9
82.1 9.6 48.4
77.9 15.2 57.0
72.9 25.4 67.3
71.1 31.4 70.4
68.2 42.6 74.7
67.3 49.3 76.1
65.6 67.8 81.8
65.1 74.7 83.8
65.0 81.3 86.4
64.6 88.6 90.1
64.5 91.4 92.1
64.4 96.0 95.6
64.5 99.4 99.3

Spectral data

Template:Chembox header | UV-Vis
λmax ? nm
Extinction coefficient, ε ?
Template:Chembox header | IR
Major absorption bands ? cm−1
Template:Chembox header | NMR
Proton NMR  
Carbon-13 NMR  
Other NMR data  
Template:Chembox header | MS
Masses of
main fragments
 

Template:Chemical data page general note

References

Template:Reflist

Cited sources

Further reading

Template:Authority control

  1. Mallinckrodt Baker
  2. Haynes, p. 3.414
  3. Haynes, p. 6189
  4. Haynes, p. 3.576
  5. Haynes, p. 6.182
  6. Haynes, p. 6.231
  7. Haynes, p. 6.69
  8. 8.0 8.1 8.2 8.3 8.4 8.5 Haynes, p. 5.20
  9. 9.0 9.1 Template:Cite web
  10. 10.0 10.1 Template:Cite web