Dichloromethane (data page)

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Please find below supplementary chemical data about dichloromethane.

Contents

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.

Structure and properties

Structure and properties
Index of refraction, [1] nD1.4242
Abbe number ?
Dielectric constant, [2] εr9.08 ε0 at 20 °C
Dipole moment, [3] 1.62 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

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		91.43 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, cp102.3 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

P in mm Hg11040100400760
T in °C–70.0–43.3–22.3–6.324.140.7

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

log10 of Dichloromethane vapor pressure. Uses formula: log e [?] P m m H g = {\displaystyle \scriptstyle \log _{e}P_{mmHg}=} log e [?] ( 760 101.325 ) - 10.08632 log e [?] ( T + 273.15 ) - 6030.610 T + 273.15 + 80.87786 + 9.812512 x 10 - 6 ( T + 273.15 ) 2 {\displaystyle \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 LogMethylenechlorideVaporPressure.png
log10 of Dichloromethane vapor pressure. Uses formula: obtained from CHERIC

Spectral data

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		 ?

Structure and properties data

Structure and properties
Index of refraction 1.424
Dielectric constant 8.93
Viscosity 0.44 cP at 20 °C
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References

  1. ↑ "Methylene Chloride". chemicalland21.com. Retrieved 29 May 2007.
  2. ↑ CRC Handbook of Chemistry and Physics, 47th ed. p E-54
  3. ↑ The Microwave Spectra, Structure, Dipole Moment, and Chlorine Nuclear Quadrupole Coupling Constants of Methylene Chloride Rollie J. Myers and William D. Gwinn, J. Chem. Phys. 20, 1420 (1952); doi:10.1063/1.1700773
  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. 1 2 "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.
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