The molecular electrostatic potential profiles (MEP) and the molecular lipophilicity patterns (MLP) of cyclofructins with 6 - 10 fructose residues (PIMM91 structures).

Cyclofructins cyclo[D-Fruf β(1→2)]_n with n = 6-10

sld	mlp1	mlp2	mlp3	mlp4	mlp5	mlp6	fru1	fru2
	mep1	mep2	mep3	mep4	mep5	mep6

Cyclofructins cyclo[D-Fruf β(1→2)]_n with n = 6-8

sld	mlp1	mlp2	mlp3	mlp4	mlp5	mlp6
	mep1	mep2	mep3	mep4	mep5	mep6

Cyclofructins cyclo[D-Fruf β(1→2)]_n with n = 9,10

sld	mlp1	mlp2	mlp3	mlp4	mlp5	mlp6
	mep1	mep2	mep3	mep4	mep5	mep6

For details see:

Molecular Modeling of Saccharides, Part XIX. Cyclofructins with Six to Ten β(1→2)-linked Fructofuranose Units: Geometries, Electrostatic Profiles, Lipophilicity Patterns, and Potential for Inclusion Complex Formation. S. Immel, G. E. Schmitt, and F. W. Lichtenthaler, Carbohydr. Res. 1998, 313, 91-105.
Abstract / Fulltext PDF

Calculated inclusion complex geometries of CF₉ with β-alanine and of CF₁₀ with p-aminobenzoic acid (PIMM91 structures).

Cyclofructins cyclo[D-Fruf β(1→2)]_n with n = 9,10

mlp1	mlp2	mlp3	mlp1	mlp2	mlp3	mlp4	mlp1	mlp2	mlp3	mlp4
mep1	mep2	mep3	mep1	mep2	mep3	mep4	mep1	mep2	mep3	mep4
mlp1	mlp2	mlp3	mlp4	mlp5
mep1	mep2	mep3	mep4	mep5

For details see:

Molecular Modeling of Saccharides, Part XIX. Cyclofructins with Six to Ten β(1→2)-linked Fructofuranose Units: Geometries, Electrostatic Profiles, Lipophilicity Patterns, and Potential for Inclusion Complex Formation. S. Immel, G. E. Schmitt, and F. W. Lichtenthaler, Carbohydr. Res. 1998, 313, 91-105.
Abstract / Fulltext PDF

The molecular electrostatic potential profiles (MEP) and the molecular lipophilicity patterns (MLP) of α-cyclofructin (solid-state structure, left side each) and its back-bone derived 18-crown-6 ether skeleton (PIMM88 energy-optimized structure, right model, respectively) are compared.

Cyclofructin cyclo[D-Fruf β(1→2)]₆

sld	mlp1	mlp2	mlp3	mlp4	mlp5	mlp6	mlp7	mlp8
	mep1	mep2	mep3	mep4	mep5	mep6	mep7	mep8

Image Notes
mlp	Molecular lipophilicity pattern (MLP, yellow-brown: hydrophobic, blue: hydrophilic areas)
mep	Molecular electrostatic potential profile (MEP, red: positive, violet: negative potentials), PIMM88 atomic charges
mlp,mep 1-2	α-cyclofructin and 18-crown-6 ether, frontside view (3-OH and 4-OH groups)
mlp,mep 3-4	α-cyclofructin and 18-crown-6 ether, backside view (O5-C5-H5-fragments)
mlp,mep 5-6	α-cyclofructin, front- (left side, 3-OH and 4-OH groups) and backside view (right side, O5-C5-H5-fragments)
mlp,mep 7	α-cyclofructin, frontside view (3-OH and 4-OH groups), closed and half-opened models
mlp,mep 8	α-cyclofructin, backside view (O5-C5-H5-fragments), closed and half-opened models

For details see:

Molecular Modeling of Saccharides, Part X. Molecular Electrostatic and Lipophilic Potential Profiles of α-Cyclofructin: Computation, Visualization, and Conclusions. S. Immel and F. W. Lichtenthaler, Liebigs Ann. Chem. 1996, 39-44.
Abstract