Nitromethane (data page)

Nitromethane (data page): This page provides supplementary chemical data on nitromethane.

Contents

1 Material Safety Data Sheet

2 Structure and properties

3 Thermodynamic properties

4 Vapor pressure of liquid

5 Distillation data

6 Spectral data

7 References

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 SIRI, and follow its directions. MSDS is available from Mallinckrodt Baker.

Structure and properties

Structure and properties

Index of refraction, n_D 1.3935 at 20°C

Abbe number ?

Dielectric constant, ε_r 35.87 ε₀ at 30 °C

Bond strength ?

Bond length ?

Bond angle ?

Magnetic susceptibility ?

Surface tension^[1] 39.8 dyn/cm at 0°C
36.8 dyn/cm at 20°C
26.1 dyn/cm at 100°C

Viscosity^[2] 0.853 mPa·s at 0°C
0.620 mPa·s at 25°C

Thermodynamic properties

Phase behavior

Triple point 244.77 K (–23.38 °C), ? Pa

Critical point 588 K (315 °C), 5870 kPa

Std enthalpy change
of fusion, Δ_fusH^o 9.7 kJ/mol

Std entropy change
of fusion, Δ_fusS^o 39.6 J/(mol·K)

Std enthalpy change
of vaporization, Δ_vapH^o 38.3 kJ/mol

Std entropy change
of vaporization, Δ_vapS^o 128.36 J/(mol·K)

Solid properties

Std enthalpy change
of formation, Δ_fH^o_solid ? kJ/mol

Standard molar entropy,
S^o_solid ? J/(mol K)

Heat capacity, c_p ? J/(mol K)

Liquid properties

Std enthalpy change
of formation, Δ_fH^o_liquid –113 kJ/mol

Standard molar entropy,
S^o_liquid 171.75 J/(mol K)

Enthalpy of combustion, Δ_cH^o_liquid –709 kJ/mol

Heat capacity, c_p 105.98 J/(mol K)

Gas properties

Std enthalpy change
of formation, Δ_fH^o_gas –81 kJ/mol

Standard molar entropy,
S^o_gas ? J/(mol K)

Heat capacity, c_p^[3] 57.3 J/(mol K) at 25°C

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.

log₁₀ of Nitromethane vapor pressure. Uses formula: $\scriptstyle \log_e P_{mmHg} =$ $\scriptstyle \log_e (\frac {760} {101.325}) - 10.20778\log_e(T+273.15) - \frac {7217.173} {T+273.15} + 83.18124 + 8.369119 \times 10^{-06} (T+273.15)^2$ obtained from CHERIC^[3]

Distillation data

Vapor-liquid Equilibrium
for Nitromethane/Ethanol^[4]
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^[4]
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

λ_max ? 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

^ Lange's Handbook of Chemistry, 10th ed. pp 1661-1663

^ CRC Handbook of Chemistry and Physics, 44th ed. pp 2258-2263

^ ^a ^b "Pure Component Properties". Chemical Engineering Research Information Center. http://www.cheric.org/research/kdb/hcprop/cmpsrch.php. Retrieved 20 May 2007.

^ ^a ^b "Binary Vapor-Liquid Equilibrium Data" (Queriable database). Chemical Engineering Research Information Center. http://www.cheric.org/research/kdb/hcvle/hcvle.php. Retrieved 20 May 2007.

"NIST Standard Reference Database". http://webbook.nist.gov/chemistry/.

Except where noted otherwise, data relate to standard ambient temperature and pressure.

Disclaimer applies.

Categories:
Chemical data pages

Structure and properties
Index of refraction, n_D	1.3935 at 20°C
Abbe number	?
Dielectric constant, ε_r	35.87 ε₀ at 30 °C
Bond strength	?
Bond length	?
Bond angle	?
Magnetic susceptibility	?
Surface tension^[1]	39.8 dyn/cm at 0°C 36.8 dyn/cm at 20°C 26.1 dyn/cm at 100°C
Viscosity^[2]	0.853 mPa·s at 0°C 0.620 mPa·s at 25°C

Phase behavior
Triple point	244.77 K (–23.38 °C), ? Pa
Critical point	588 K (315 °C), 5870 kPa
Std enthalpy change of fusion, Δ_fusH^o	9.7 kJ/mol
Std entropy change of fusion, Δ_fusS^o	39.6 J/(mol·K)
Std enthalpy change of vaporization, Δ_vapH^o	38.3 kJ/mol
Std entropy change of vaporization, Δ_vapS^o	128.36 J/(mol·K)
Solid properties
Std enthalpy change of formation, Δ_fH^o_solid	? kJ/mol
Standard molar entropy, S^o_solid	? J/(mol K)
Heat capacity, c_p	? J/(mol K)
Liquid properties
Std enthalpy change of formation, Δ_fH^o_liquid	–113 kJ/mol
Standard molar entropy, S^o_liquid	171.75 J/(mol K)
Enthalpy of combustion, Δ_cH^o_liquid	–709 kJ/mol
Heat capacity, c_p	105.98 J/(mol K)
Gas properties
Std enthalpy change of formation, Δ_fH^o_gas	–81 kJ/mol
Standard molar entropy, S^o_gas	? J/(mol K)
Heat capacity, c_p^[3]	57.3 J/(mol K) at 25°C

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

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Nitromethane (data page)

Contents

Material Safety Data Sheet

Structure and properties

Thermodynamic properties

Vapor pressure of liquid

Distillation data

Spectral data

References

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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

Academic Dictionaries and Encyclopedias

Wikipedia

Nitromethane (data page)

Contents

Material Safety Data Sheet

Structure and properties

Thermodynamic properties

Vapor pressure of liquid

Distillation data

Spectral data

References

Look at other dictionaries:

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