g

1
NMR of molecular Borromean rings
e
f
i
g
h
2
Structural representation of BR12 dodecacation
in the solid state
Central inner pore measures 2.08 Å ?-? distance
is 3.6 Å H-h form C-H--? hydrogen bonds with
d(H--?) 2.78 Å
3
Structural representation of BR12 dodecacation
in the solid state
4
Structural representation of BR12 dodecacation
in the solid state
Columnar stacks have ?-? interactions between
pyridyl rings. Distance between the large and
small channels is 22.4 Å and 13.0 Å, respectively.
5
Electrospray Ionization Mass Spectrometry
BR . 12 TFA 3Mring 12MTFA 6AZn2 3x995
12x113 6x65 4731
BR . 8 TFA4 4731 4x113 4279. m/z
4279/4 1069.75
BR . 7 TFA5 4731 5x113 4166. m/z
4166/5 833.2
Zn_at_BR . 14 TFA 3Mring 14MTFA 7AZn2
3x995 14x113 7x65 5022
Zn_at_BR . 10 TFA4 5022 4x113 4570. m/z
4570/4 1142.5
6
Self-assembly of zero-dimensional nanostructures
via coordination bonds
Molecular design of cuboctahedron a combination
of planar tridentate and kinked bidentate
complementary ligands. The bidentate ligand
should have 108o turning angle.
7
Tridentate planar ligands
8
Supramolecular Synthesis of Nanoscopic
Cuboctahedron
Ratio 32. Twenty individual components
spontaneously assemble into one supramolecular
complex. Size 5 nm.
9
Supramolecular Synthesis of Nanoscopic
Cuboctahedron
Ratio 32. Twenty individual components
spontaneously assemble into one supramolecular
complex. Size 5 nm.
10
Self-assembly of zero-dimensional nanostructures
via hydrogen bonds
Calix4resorcinarene
11
X-ray crystal structure of spherical assemblies
Six molecules of calixarene and eight molecules
of water form a capsule which contains 60
hydrogen bonds 24 intramolecular
calixarene-calixarene 12 intermolecular
calixarene-calixarene 24 intermolecular
calixarene-water hydrogen bonds.
12
X-ray crystal structure of spherical assemblies