The self-assembly of [Cu
2(dica
rboxylate)
2]
4 nanoscale seconda
ry building units (nSBUs) into coo
rdination polyme
rs can occu
r in such a way that a
range of calix-like at
ropisome
rs can exist. Eight compounds have beenp
repa
red and c
rystallog
raphically cha
racte
rized via
reaction between Cu(NO
3)
2 and angula
r dica
rboxylate ligands:{[Cu
2(bdc)
2(py)
2]
4guest}
n (
1a), {[Cu
2(bdc)
2(py)
2]
44nit
robenzene
2EtOH}
n (
1b), {[Cu
2(bdc)
2(4-pic)
2]
44
o-dichlo
robenzene}
n(
2), {[Cu
2(5-OEt-bdc)
2(py)
2]
48H
2O}
n (
3), {[Cu
2(5-OP
r-bdc)
2(py)
2]
4guest }
n (
4), {[Cu
2(pdc)
2(py)
2]
44MeOH}
n (
5), {[Cu
2(pdc)
2(4-pic)
2]
44H
2O}
n (
6), and {[Cu
2(tdc)
2(MeOH)
2]
44naphthalene
8MeOH}
n (
7). The following at
ropisome
rs, allof which have also been obse
rved in calixa
renes, we
re obse
rved: (a) cone (
1a,
3, and
4); (b) pa
rtial cone (
1b); (c)1,2-alte
rnate (
2 and
5-
7); and (d) 1,3-alte
rnate (
1a,
3, and
4). The simila
rities and diffe
rences between the c
rystalst
ructu
res of
1-
7 a
re detailed he
rein.