55. Percec V, Heck J (1991) Liquid crystalline polymers containing mesogenic units based on
half-disc and rod-like moieties. I. Synthesis and characterization of 4-(11-undecan-1-yloxy)4-[3,4,5-tri(p-n-dodecan-1-yloxybenzyloxy)benzoate]biphenyl side groups. J Polym Sci A
Polym Chem 29(4):591–597. doi:10.1002/pola.1991.080290416
56. Malthe ˆte J, Collet A, Levelut A-M (1989) Mesogens containing the DOBOB group. Liq Cryst
5(1):123–131. doi:10.1080/02678298908026355
57. Lattermann G (1989) A liquid-crystalline cyclam derivative. Liq Cryst 6(5):619–625.
doi:10.1080/02678298908034181
58. Malthe ˆte J, Levelut A-M (1991) Mesophase formed by diabolo-like molecules. Adv Mater
3(2):94–96. doi:10.1002/adma.19910030204
59. Lin C, Rigsdorf H, Ebert M, Kleppinger R, Wendorff JH (1989) Structural variations of liquid
crystalline polymers with phasmidic-type mesogens. Liq Cryst 5(6):1841–1847. doi:10.1080/
02678298908045692
60. Percec V, Heck J (1990) Liquid crystalline polymers containing mesogenic units based on
half-disc and rod-like moieties. 2. Synthesis and characterization of poly{2-[3,4,5-tri
[p-(n-dodecan-1-yloxy)benzyloxy]benzoate]-7-[p-11-undecan-1-yloxy)benzoate]naphthalene]methyl siloxane}. Polym Bull 24(3):255–262. doi:10.1007/BF00306572
61. Hudson SD, Jung H-T, Percec V, Cho W-D, Johansson G, Ungar G, Balagurusamy VSK
(1997) Direct visualization of individual cylindrical and spherical supramolecular
dendrimers. Science 278(5337):449–452. doi:10.1126/science.278.5337.449
62. Balagurusamy VSK, Ungar G, Percec V, Johansson G (1997) Rational design of the first
spherical supramolecular dendrimers self-organized in a novel thermotropic cubic liquidcrystalline phase and the determination of their shape by X-ray analysis. J Am Chem Soc 119
(7):1539–1555. doi:10.1021/ja963295i
63. Percec V, Cho W-D, Mosier PE, Ungar G, Yeardley DJP (1998) Structural analysis of
cylindrical and spherical supramolecular dendrimers quantifies the concept of monodendron
shape control by generation number. J Am Chem Soc 120(43):11061–11070. doi:10.1021/
ja9819007
64. Percec V, Cho W-D, Ungar G (2000) Increasing the diameter of cylindrical and spherical
supramolecular dendrimers by decreasing the solid angle of their monodendrons via periphery functionalization. J Am Chem Soc 122(42):10273–10281. doi:10.1021/ja0024643
65. Percec V, Cho W-D, Mo ¨ller M, Prokhorova SA, Ungar G, Yeardley DJP (2000) Design and
structural analysis of the first spherical monodendron self-organizable in a cubic lattice. J Am
Chem Soc 122(17):4249–4250. doi:10.1021/ja9943400
66. Percec V, Cho W-D, Ungar G, Yeardley DJP (2000) From molecular flat tapers, discs, and
cones to supramolecular cylinders and spheres using Fre ´chet-type monodendrons modified on
their periphery. Angew Chem Int Ed 39(9):1597–1602. doi:10.1002/(SICI)1521-3773
(20000502)39:9<1597::AID-ANIE1597>3.0.CO;2-I
67. Percec V, Cho W-D, Ungar G, Yeardley DJP (2001) Synthesis and structural analysis of two
constitutional isomeric libraries of AB 2 -based monodendrons and supramolecular
dendrimers. J Am Chem Soc 123(7):1302–1315. doi:10.1021/ja0037771
68. Ungar G, Liu Y, Zeng X, Percec V, Cho W-D (2003) Giant supramolecular liquid crystal
lattice. Science 299(5610):1208–1211. doi:10.1126/science.1078849
69. Percec V, Mitchell CM, Cho W-D, Uchida S, Glodde M, Ungar G, Zeng X, Liu Y,
Balagurusamy VSK, Heiney PA (2004) Designing libraries of first generation AB 3 and
AB 2 self-assembling dendrons via the primary structure generated from combinations
of (AB) y -AB 3 and (AB) y -AB 2 building blocks. J Am Chem Soc 126(19):6078–6094.
doi:10.1021/ja049846j
70. Rosen BM, Wilson DA, Wilson CJ, Peterca M, Won BC, Huang C, Lipski LR, Zeng X,
Ungar G, Heiney PA, Percec V (2009) Predicting the structure of supramolecular dendrimers
via the analysis of libraries of AB 3 and constitutional isomeric AB 2 biphenylpropyl ether selfassembling dendrons. J Am Chem Soc 131(47):17500–17521. doi:10.1021/ja907882n
Nanomechanical Function Arising from the Complex Architecture of Dendronized. . .
357
half-disc and rod-like moieties. I. Synthesis and characterization of 4-(11-undecan-1-yloxy)4-[3,4,5-tri(p-n-dodecan-1-yloxybenzyloxy)benzoate]biphenyl side groups. J Polym Sci A
Polym Chem 29(4):591–597. doi:10.1002/pola.1991.080290416
56. Malthe ˆte J, Collet A, Levelut A-M (1989) Mesogens containing the DOBOB group. Liq Cryst
5(1):123–131. doi:10.1080/02678298908026355
57. Lattermann G (1989) A liquid-crystalline cyclam derivative. Liq Cryst 6(5):619–625.
doi:10.1080/02678298908034181
58. Malthe ˆte J, Levelut A-M (1991) Mesophase formed by diabolo-like molecules. Adv Mater
3(2):94–96. doi:10.1002/adma.19910030204
59. Lin C, Rigsdorf H, Ebert M, Kleppinger R, Wendorff JH (1989) Structural variations of liquid
crystalline polymers with phasmidic-type mesogens. Liq Cryst 5(6):1841–1847. doi:10.1080/
02678298908045692
60. Percec V, Heck J (1990) Liquid crystalline polymers containing mesogenic units based on
half-disc and rod-like moieties. 2. Synthesis and characterization of poly{2-[3,4,5-tri
[p-(n-dodecan-1-yloxy)benzyloxy]benzoate]-7-[p-11-undecan-1-yloxy)benzoate]naphthalene]methyl siloxane}. Polym Bull 24(3):255–262. doi:10.1007/BF00306572
61. Hudson SD, Jung H-T, Percec V, Cho W-D, Johansson G, Ungar G, Balagurusamy VSK
(1997) Direct visualization of individual cylindrical and spherical supramolecular
dendrimers. Science 278(5337):449–452. doi:10.1126/science.278.5337.449
62. Balagurusamy VSK, Ungar G, Percec V, Johansson G (1997) Rational design of the first
spherical supramolecular dendrimers self-organized in a novel thermotropic cubic liquidcrystalline phase and the determination of their shape by X-ray analysis. J Am Chem Soc 119
(7):1539–1555. doi:10.1021/ja963295i
63. Percec V, Cho W-D, Mosier PE, Ungar G, Yeardley DJP (1998) Structural analysis of
cylindrical and spherical supramolecular dendrimers quantifies the concept of monodendron
shape control by generation number. J Am Chem Soc 120(43):11061–11070. doi:10.1021/
ja9819007
64. Percec V, Cho W-D, Ungar G (2000) Increasing the diameter of cylindrical and spherical
supramolecular dendrimers by decreasing the solid angle of their monodendrons via periphery functionalization. J Am Chem Soc 122(42):10273–10281. doi:10.1021/ja0024643
65. Percec V, Cho W-D, Mo ¨ller M, Prokhorova SA, Ungar G, Yeardley DJP (2000) Design and
structural analysis of the first spherical monodendron self-organizable in a cubic lattice. J Am
Chem Soc 122(17):4249–4250. doi:10.1021/ja9943400
66. Percec V, Cho W-D, Ungar G, Yeardley DJP (2000) From molecular flat tapers, discs, and
cones to supramolecular cylinders and spheres using Fre ´chet-type monodendrons modified on
their periphery. Angew Chem Int Ed 39(9):1597–1602. doi:10.1002/(SICI)1521-3773
(20000502)39:9<1597::AID-ANIE1597>3.0.CO;2-I
67. Percec V, Cho W-D, Ungar G, Yeardley DJP (2001) Synthesis and structural analysis of two
constitutional isomeric libraries of AB 2 -based monodendrons and supramolecular
dendrimers. J Am Chem Soc 123(7):1302–1315. doi:10.1021/ja0037771
68. Ungar G, Liu Y, Zeng X, Percec V, Cho W-D (2003) Giant supramolecular liquid crystal
lattice. Science 299(5610):1208–1211. doi:10.1126/science.1078849
69. Percec V, Mitchell CM, Cho W-D, Uchida S, Glodde M, Ungar G, Zeng X, Liu Y,
Balagurusamy VSK, Heiney PA (2004) Designing libraries of first generation AB 3 and
AB 2 self-assembling dendrons via the primary structure generated from combinations
of (AB) y -AB 3 and (AB) y -AB 2 building blocks. J Am Chem Soc 126(19):6078–6094.
doi:10.1021/ja049846j
70. Rosen BM, Wilson DA, Wilson CJ, Peterca M, Won BC, Huang C, Lipski LR, Zeng X,
Ungar G, Heiney PA, Percec V (2009) Predicting the structure of supramolecular dendrimers
via the analysis of libraries of AB 3 and constitutional isomeric AB 2 biphenylpropyl ether selfassembling dendrons. J Am Chem Soc 131(47):17500–17521. doi:10.1021/ja907882n
Nanomechanical Function Arising from the Complex Architecture of Dendronized. . .
357