Dichloromethane (data page)

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Please find below supplementary chemical data about dichloromethane.

MSDS sheets[edit]

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.

Structure and properties[edit]

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

Thermodynamic properties[edit]

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

Vapor pressure of liquid[edit]

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]

Spectral data[edit]

UV-Vis
Spectrum  ?
Lambda-max  ? nm
Log Ε  ?
IR
Spectrum NIST
Major absorption bands  ? cm−1
NMR
Proton NMR δ CDCl3 5.30 (s, 2H)
Carbon-13 NMR δ CDCl3 53.5
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

Structure and properties data[edit]

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

References[edit]

  1. ^ "Methylene Chloride". chemicalland21.com. 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. Retrieved 29 May 2007. 
  7. ^ "van der Waal's Constants for Real Gases". Tom Stretton's Chemistry Pages. Retrieved 29 May 2007. 

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

Disclaimer applies.