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Diffusion coefficient of dicyclohexano-18-crown-6-ether in methanol

  • Jochen Winkelmann
Part of the Physical Chemistry book series (volume 15B2)

Abstract

This chapter provides the diffusion coefficient of dicyclohexano-18-crown-6-ether in methanol at different concentrations measured using Taylor dispersion technique.

3 Diffusion in Liquid Mixtures

3.1. Data

3.1.1. Diffusion in Binary Mixtures

C20 H36 O6

(1)

dicyclohexano-18-crown-6-ether

16069-36-6

C H4 O

(2)

methanol

67-56-1

Intradiffusion Coefficient: D1T (T); Method: TAYLOR

Ref.: [1984C7]

T [K]

p [kPa]

D ⋅ 109 [m2/s]

 

297.0 ± 0.1

101.32

0.933 ± 0.015

 

308.2 ± 0.1

101.32

1.14 ± 0.01

 

318.2 ± 0.1

101.32

1.31 ± 0.01

 

328.2 ± 0.1

101.32

1.53 ± 0.01

 

338.2 ± 0.1

6*

1.80 ± 0.01

 

Comment: *: system pressure 6 psig

Intradiffusion Coefficient: D1T (T); Method: TAYLOR

Ref.: [1984C7]

Equation: D = A ∙ exp[− B/RT]

Range: 297 < T/K < 338

Comment: D1T [m2/s] = D ∙ 10−7; B in [cal/g-mol]

Parameter:

A

B

Std-Dev

 

1.906

3141

1%

Symbols and Abbreviations

Short Form

Full Form

D

diffusion coefficient

p

pressure

T

temperature

TAYLOR

Taylor dispersion technique

References

  1. [1984C7]
    Chen, H.-C., Chen, S.-H.: J. Phys. Chem. 88 (1984) 5118–5121.CrossRefGoogle Scholar

Copyright information

© Springer-Verlag GmbH Germany 2018

Authors and Affiliations

  • Jochen Winkelmann
    • 1
  1. 1.Universität Halle-Wittenberg, Institut für Physikalische ChemieHalle/S.Germany

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