Chemistry Reference
In-Depth Information
Fig. 3.32
X-ray crystal structure of
a
Q[7]/UO
2
2
+
-based 2D coordination network;
b
coordina-
tion of a Q[7] molecule with four UO
2
2
+
cations;
c
the [(UO
2
)
2
(
ΚΌ
2
-OH)
2
(H
2
O)
4
]
2
+
cation unit
Fig. 3.33
X-ray crystal structure of
a
the Q[7] pair with an included Hyq molecule linked to a
rubidium unit;
b
a 3D framework constructed from the Q[7] pairs;
c
and
d
the linear channels in
the Q[7]-Rb-Hyq framework, as observed from different directions;
e
a layer composed of the
multifused Q[7]-based seven-membered bracelets; and
f
the Q[7]-based seven-membered bracelet
Search WWH ::
Custom Search