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词条 Nitromethane (data page)
释义

  1. Vapor pressure of liquid

  2. Distillation data

  3. References

  4. Cited sources

  5. Further reading

This page provides supplementary chemical data on nitromethane.

== Material Safety Data Sheet ==

The handling of this chemical may incur notable safety precautions. It is highly recommend that you seek the Material Safety Datasheet (MSDS) for this chemical from a reliable source such as [https://web.archive.org/web/20020207111330/http://siri.org/msds/index.php SIRI], and follow its directions. MSDS is available from Mallinckrodt Baker.

== Structure and properties ==

Structure and properties
Index of refraction, nD 1.3817 at 20 °C [1]
Abbe number?
Dielectric constant, εr 37.27 ε0 at 20 °C [2]
Bond strength ?
Bond length ?
Bond angle ?
Magnetic susceptibility −21.0·10−6 cm3/mol[3]
Surface tension 39.04 dyn/cm at 10 °C
36.53 dyn/cm at 25 °C
32.33 dyn/cm at 50 °C[4]
Viscosity 0.63 cP at 25 °C[5]

== Thermodynamic properties ==

Phase behavior
Triple point 244.77 K (−23.38 °C), ? Pa
Critical point 588 K (315 °C), 5870 kPa[6]
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)
Solid properties
Std enthalpy change
of formation, ΔfHosolid		 ? kJ/mol
Standard molar entropy,
Sosolid		 ? J/(mol K)
Heat capacity, cp ? J/(mol K)
Liquid properties
Std enthalpy change
of formation, ΔfHoliquid		 −112. kJ/mol[7]
Standard molar entropy,
Soliquid		 171.8 J/(mol·K)[7]
Enthalpy of combustion, ΔcHoliquid −709 kJ/mol
Heat capacity, cp 106.6 J/(mol·K)[7]
Gas properties
Std enthalpy change
of formation, ΔfHogas		 −80.8 kJ/mol[7]
Standard molar entropy,
Sogas		 282.9 J/(mol·K)[7]
Heat capacity, cp[8] 55.5 J/(mol·K) at 25 °C[7]

Vapor pressure of liquid

P in mm Hg 1 10 40 100 400 760
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.

{{Clear}}

Distillation data

Vapor-liquid Equilibrium
for Nitromethane/Ethanol[9]
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[9]
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 ==

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

References

1. ^Haynes, p. 3.414
2. ^Haynes, p. 6189
3. ^Haynes, p. 3.576
4. ^Haynes, p. 6.182
5. ^Haynes, p. 6.231
6. ^Haynes, p. 6.69
7. ^1 2 3 4 5 Haynes, p. 5.20
8. ^1 {{Cite web|url=http://www.cheric.org/research/kdb/hcprop/cmpsrch.php|title=Pure Component Properties|publisher=Chemical Engineering Research Information Center|accessdate=20 May 2007}}
9. ^1 {{Cite web|url=http://www.cheric.org/research/kdb/hcvle/hcvle.php|title=Binary Vapor-Liquid Equilibrium Data|publisher=Chemical Engineering Research Information Center|format=Queriable database|accessdate=20 May 2007}}

Cited sources

Further reading

Disclaimer applies.

{{Use dmy dates|date=September 2010}}{{DEFAULTSORT:Nitromethane (Data Page)}}

1 : Chemical data pages

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