Dichloromethane (data page)

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Template:Short description Template:Use dmy dates Please find below supplementary chemical data about dichloromethane.

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

Template:Chembox header | 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] 1.62 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

Template:Chembox header | 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)
Template:Chembox header | Solid properties
Std enthalpy change
of formation, ΔfHosolid 		? kJ/mol
Standard molar entropy,
Sosolid 		? J/(mol K)
Heat capacity, cp ? J/(mol K)
Template:Chembox header | 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)
Template:Chembox header | 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

Template:Chembox header | P in mm Hg 1 10 40 100 400 760
Template:Chembox header | 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: logePmmHg=loge(760101.325)−10.08632loge(T+273.15)−6030.610T+273.15+80.87786+9.812512×10−6(T+273.15)2 obtained from CHERIC[6]

Template:Clear

Spectral data

UV-Vis
Spectrum ?
Lambda-max ? nm
Log Ε ?
Template:Chembox header colspan="2" | IR
Spectrum NIST
Major absorption bands ? cm−1
Template:Chembox header colspan="2" | 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

Template:Chemical data page general note

References

Template:Reflist

  1. ↑ Template:Cite web
  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. ↑ 6.0 6.1 Template:Cite web
  7. ↑ Template:Cite web
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