Dichloromethane (data page)

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Please find below supplementary chemical data about dichloromethane.

Contents

[edit] MSDS sheets

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 and follow its directions.

[edit] Structure and properties

Structure and properties
Index of refraction,[1] nD 1.4242
Abbe number ?
Dielectric constant,[2] εr 9.08 ε0 at 20°C
Dipole moment,[3] 1.14 D
Bond strength  ?
Bond length  ?
Bond angle  ?
Magnetic susceptibility  ?
Surface tension[4] 26.52 dyn/cm at 20°C
Viscosity[5] 0.449 mPa·s at 15°C
0.393 mPa·s at 30°C

[edit] Thermodynamic properties

Phase behavior
Triple point  ? K (? °C), ? Pa
Critical point[6] 510 K (237 °C), 6100 kPa
Std enthalpy change
of fusion, ΔfusHo		 +6.160 kJ/mol
Std entropy change
of fusion, ΔfusSo		  ? J/(mol·K)
Std enthalpy change
of vaporization, ΔvapHo		 +28.6 kJ/mol
Std entropy change
of vaporization, ΔvapSo		  ? 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		 −124.3 kJ/mol
Standard molar entropy,
Soliquid		 174.5 J/(mol K)
Heat capacity, cp 102.3 J/(mol K)
Gas properties
Std enthalpy change
of formation, ΔfHogas		 −95.52 kJ/mol
Standard molar entropy,
Sogas		 270.28 J/(mol K)
Heat capacity, cp  ? J/(mol K)
van der Waals' constants[7] a = 1244 L2 kPa/mol2
b = 0.08689 liter per mole

[edit] Vapor pressure of liquid

P in mm Hg 1 10 40 100 400 760
T in °C –70.0 –43.3 –22.3 –6.3 24.1 40.7

Table data obtained from CRC Handbook of Chemistry and Physics 47th ed.

log10 of Dichloromethane vapor pressure. Uses formula: \scriptstyle \log_e P_{mmHg} =\scriptstyle \log_e (\frac {760} {101.325}) - 10.08632\log_e(T+273.15) - \frac {6030.610} {T+273.15} + 80.87786 + 9.812512 \times 10^{-6} (T+273.15)^2 obtained from CHERIC[6]

[edit] Spectral data

UV-Vis
Spectrum  ?
Lambda-max  ? nm
Log Extinction coefficient|Ε  ?
IR
Spectrum NIST
Major absorption bands  ? cm−1
NMR
Proton NMR  ?
Carbon-13 NMR  ?
Other NMR data  ?
MS
Masses of
main fragments		  ?
Except where noted otherwise, data are given for
standard ambient temperature and pressure (25°C, 101.3 kPa)
Disclaimer and references

[edit] Structure and properties data

Structure and properties
Index of refraction 1.424
Dielectric constant 8.93
Viscosity 0.44 cP at 20 °C
Except where noted otherwise, data are given for
standard ambient temperature and pressure (25°C, 101.3 kPa)
Disclaimer and references

[edit] References

  1. ^ "Methylene Chloride". chemicalland21.com. http://www.chemicalland21.com/industrialchem/solalc/METHYLENE%20CHLORIDE.htm. Retrieved 29 May 2007. 
  2. ^ CRC Handbook of Chemistry and Physics, 47th ed. p E-54
  3. ^ http://macro.lsu.edu/howto/solvents/Dipole%20Moment.htm
  4. ^ CRC Handbook of Chemistry and Physics, 47th ed. pp F-28 - F-30
  5. ^ CRC Handbook of Chemistry and Physics, 47th ed. pp F-33 - F-38
  6. ^ a b "Pure Component Properties" (Queriable database). Chemical Engineering Research Information Center. http://www.cheric.org/research/kdb/hcprop/cmpsrch.php. Retrieved 29 May 2007. 
  7. ^ "van der Waal's Constants for Real Gases". Tom Stretton's Chemistry Pages. http://www2.ucdsb.on.ca/tiss/stretton/Database/van_der_waals_constants.html. Retrieved 29 May 2007. 

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

Disclaimer applies.

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