Please find below supplementary chemical data about dichloromethane.
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Transcription
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] 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
| Phase behavior | |
|---|---|
| Triple point | ? K (? °C), ? Pa |
| Critical point[6] | 510 K (237 °C), 6100 kPa |
| Std enthalpy change of fusion, ΔfusH |
+6.160 kJ/mol |
| Std entropy change of fusion, ΔfusS |
? J/(mol·K) |
| Std enthalpy change of vaporization, ΔvapH |
28.6 kJ/mol |
| Std entropy change of vaporization, ΔvapS |
91.43 J/(mol·K) |
| Solid properties | |
| Std enthalpy change of formation, ΔfH |
? kJ/mol |
| Standard molar entropy, S |
? J/(mol K) |
| Heat capacity, cp | ? J/(mol K) |
| Liquid properties | |
| Std enthalpy change of formation, ΔfH |
−124.3 kJ/mol |
| Standard molar entropy, S |
174.5 J/(mol K) |
| Heat capacity, cp | 102.3 J/(mol K) |
| Gas properties | |
| Std enthalpy change of formation, ΔfH |
−95.52 kJ/mol |
| Standard molar entropy, S |
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 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.
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 |
This box:
- Except where noted otherwise, data relate to Standard temperature and pressure.
- Reliability of data general note.
References
- ^ "Methylene Chloride". chemicalland21.com. Retrieved 29 May 2007.
- ^ CRC Handbook of Chemistry and Physics, 47th ed. p E-54
- ^ 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
- ^ CRC Handbook of Chemistry and Physics, 47th ed. pp F-28 - F-30
- ^ CRC Handbook of Chemistry and Physics, 47th ed. pp F-33 - F-38
- ^ a b "Pure Component Properties" (Queriable database). Chemical Engineering Research Information Center. Retrieved 29 May 2007.
- ^ "van der Waal's Constants for Real Gases". Tom Stretton's Chemistry Pages. Retrieved 29 May 2007.
- NIST website
- G. W. C. Kaye and T. H. Laby, Tables of Physical & Chemical Constants at National Physical Laboratory
- Heat capacity
This page was last edited on 30 January 2024, at 14:03