-
1
-
-
2242424960
-
-
Solladié, G.; Zimmermann, R. G. Angew. Chem., Int. Ed. Engl. 1984, 23, 348.
-
(1984)
Angew. Chem., Int. Ed. Engl.
, vol.23
, pp. 348
-
-
Solladié, G.1
Zimmermann, R.G.2
-
2
-
-
0027304533
-
-
Feringa, B. L.; Jager, W. F.; de Lange, B. Tetrahedron 1993, 49, 8267.
-
(1993)
Tetrahedron
, vol.49
, pp. 8267
-
-
Feringa, B.L.1
Jager, W.F.2
De Lange, B.3
-
3
-
-
0033521221
-
-
(a) Feringa, B. L.; van Delden, R. A. Angew. Chem., Int. Ed. 1999, 38, 3418.
-
(1999)
Angew. Chem., Int. Ed.
, vol.38
, pp. 3418
-
-
Feringa, B.L.1
Van Delden, R.A.2
-
4
-
-
11744250899
-
-
(b) For a review of asymmetric photochemistry in solution, see: Rau, H. Chem. Rev. 1983, 83, 535.
-
(1983)
Chem. Rev.
, vol.83
, pp. 535
-
-
Rau, H.1
-
6
-
-
10144261883
-
-
(b) Huck, N. P.; Jager, W. F.; de Lange, B.; Feringa, B. L. Science 1996, 273, 1686.
-
(1996)
Science
, vol.273
, pp. 1686
-
-
Huck, N.P.1
Jager, W.F.2
De Lange, B.3
Feringa, B.L.4
-
7
-
-
0001973515
-
-
For the photoresolution of molecules with axial chirality, see: (a) Lemieux, R. P.; Schuster, G. B. J. Org. Chem. 1993, 58, 100. (b) Zhang, M.; Schuster, G. B. J. Phys. Chem. 1992, 96, 3063. Zhang, Y.; Schuster, G. B. J. Org. Chem. 1995, 60, 7192. Suarez, M.; Schuster, G. B. J. Am. Chem. Soc. 1995, 117, 6732. (e) Burnham, K. S.; Schuster, G. B. J. Am. Chem. Soc. 1999, 121, 10245. (f) see also: Li, J.; Schuster, G. B.; Cheon, K.-S.; Green, M. M.; Selinger, J. V. J. Am. Chem. Soc. 2000, 122, 2603.
-
(1993)
J. Org. Chem.
, vol.58
, pp. 100
-
-
Lemieux, R.P.1
Schuster, G.B.2
-
8
-
-
0000017438
-
-
For the photoresolution of molecules with axial chirality, see: (a) Lemieux, R. P.; Schuster, G. B. J. Org. Chem. 1993, 58, 100. (b) Zhang, M.; Schuster, G. B. J. Phys. Chem. 1992, 96, 3063. Zhang, Y.; Schuster, G. B. J. Org. Chem. 1995, 60, 7192. Suarez, M.; Schuster, G. B. J. Am. Chem. Soc. 1995, 117, 6732. (e) Burnham, K. S.; Schuster, G. B. J. Am. Chem. Soc. 1999, 121, 10245. (f) see also: Li, J.; Schuster, G. B.; Cheon, K.-S.; Green, M. M.; Selinger, J. V. J. Am. Chem. Soc. 2000, 122, 2603.
-
(1992)
J. Phys. Chem.
, vol.96
, pp. 3063
-
-
Zhang, M.1
Schuster, G.B.2
-
9
-
-
0028807720
-
-
For the photoresolution of molecules with axial chirality, see: (a) Lemieux, R. P.; Schuster, G. B. J. Org. Chem. 1993, 58, 100. (b) Zhang, M.; Schuster, G. B. J. Phys. Chem. 1992, 96, 3063. Zhang, Y.; Schuster, G. B. J. Org. Chem. 1995, 60, 7192. Suarez, M.; Schuster, G. B. J. Am. Chem. Soc. 1995, 117, 6732. (e) Burnham, K. S.; Schuster, G. B. J. Am. Chem. Soc. 1999, 121, 10245. (f) see also: Li, J.; Schuster, G. B.; Cheon, K.-S.; Green, M. M.; Selinger, J. V. J. Am. Chem. Soc. 2000, 122, 2603.
-
(1995)
J. Org. Chem.
, vol.60
, pp. 7192
-
-
Zhang, Y.1
Schuster, G.B.2
-
10
-
-
0001268014
-
-
For the photoresolution of molecules with axial chirality, see: (a) Lemieux, R. P.; Schuster, G. B. J. Org. Chem. 1993, 58, 100. (b) Zhang, M.; Schuster, G. B. J. Phys. Chem. 1992, 96, 3063. Zhang, Y.; Schuster, G. B. J. Org. Chem. 1995, 60, 7192. Suarez, M.; Schuster, G. B. J. Am. Chem. Soc. 1995, 117, 6732. (e) Burnham, K. S.; Schuster, G. B. J. Am. Chem. Soc. 1999, 121, 10245. (f) see also: Li, J.; Schuster, G. B.; Cheon, K.-S.; Green, M. M.; Selinger, J. V. J. Am. Chem. Soc. 2000, 122, 2603.
-
(1995)
J. Am. Chem. Soc.
, vol.117
, pp. 6732
-
-
Suarez, M.1
Schuster, G.B.2
-
11
-
-
0033520734
-
-
For the photoresolution of molecules with axial chirality, see: (a) Lemieux, R. P.; Schuster, G. B. J. Org. Chem. 1993, 58, 100. (b) Zhang, M.; Schuster, G. B. J. Phys. Chem. 1992, 96, 3063. Zhang, Y.; Schuster, G. B. J. Org. Chem. 1995, 60, 7192. Suarez, M.; Schuster, G. B. J. Am. Chem. Soc. 1995, 117, 6732. (e) Burnham, K. S.; Schuster, G. B. J. Am. Chem. Soc. 1999, 121, 10245. (f) see also: Li, J.; Schuster, G. B.; Cheon, K.-S.; Green, M. M.; Selinger, J. V. J. Am. Chem. Soc. 2000, 122, 2603.
-
(1999)
J. Am. Chem. Soc.
, vol.121
, pp. 10245
-
-
Burnham, K.S.1
Schuster, G.B.2
-
12
-
-
0034701323
-
-
For the photoresolution of molecules with axial chirality, see: (a) Lemieux, R. P.; Schuster, G. B. J. Org. Chem. 1993, 58, 100. (b) Zhang, M.; Schuster, G. B. J. Phys. Chem. 1992, 96, 3063. Zhang, Y.; Schuster, G. B. J. Org. Chem. 1995, 60, 7192. Suarez, M.; Schuster, G. B. J. Am. Chem. Soc. 1995, 117, 6732. (e) Burnham, K. S.; Schuster, G. B. J. Am. Chem. Soc. 1999, 121, 10245. (f) see also: Li, J.; Schuster, G. B.; Cheon, K.-S.; Green, M. M.; Selinger, J. V. J. Am. Chem. Soc. 2000, 122, 2603.
-
(2000)
J. Am. Chem. Soc.
, vol.122
, pp. 2603
-
-
Li, J.1
Schuster, G.B.2
Cheon, K.-S.3
Green, M.M.4
Selinger, J.V.5
-
13
-
-
0343626634
-
-
note
-
pss stands for the enantiomeric excess of a helicene under a photostationary state at a given irradiation wavelength.
-
-
-
-
15
-
-
37049080948
-
-
(b) Feringa, B. L.; Jager, W. F.; de Lange, B. J. Chem. Soc., Chem. Commun. 1993, 288.
-
(1993)
J. Chem. Soc., Chem. Commun.
, pp. 288
-
-
Feringa, B.L.1
Jager, W.F.2
De Lange, B.3
-
16
-
-
0002976116
-
-
(c) Feringa, B. L.; Jager, W. F.; de Lange, B.; Meijer, E. W. J. Am. Chem. Soc. 1991, 113, 5468.
-
(1991)
J. Am. Chem. Soc.
, vol.113
, pp. 5468
-
-
Feringa, B.L.1
Jager, W.F.2
De Lange, B.3
Meijer, E.W.4
-
17
-
-
33748367384
-
-
(a) Jager, W. F.; de Jong, J. C.; de Lange, B.; Huck, N. P. M.; Meetsma, A.; Feringa, B. L. Angew. Chem., Int. Ed. Engl. 1995, 34, 348.
-
(1995)
Angew. Chem., Int. Ed. Engl.
, vol.34
, pp. 348
-
-
Jager, W.F.1
De Jong, J.C.2
De Lange, B.3
Huck, N.P.M.4
Meetsma, A.5
Feringa, B.L.6
-
18
-
-
0000578298
-
-
(b) Feringa, B. L.; Huck, N. P. M.; van Doren, H. A. J. Am. Chem. Soc. 1995, 117, 9927.
-
(1995)
J. Am. Chem. Soc.
, vol.117
, pp. 9927
-
-
Feringa, B.L.1
Huck, N.P.M.2
Van Doren, H.A.3
-
19
-
-
0030218560
-
-
For reviews, see: (a) Feringa, B. L.; Huck, N. P. M.; Schoevarrs, A. M. Adv. Mater. 1996, 8, 681. (b) Feringa, B. L.; van Delden, R. A.; Koumura, N.; Geertsema, E. M. Chem Rev. 2000, in press.
-
(1996)
Adv. Mater.
, vol.8
, pp. 681
-
-
Feringa, B.L.1
Huck, N.P.M.2
Schoevarrs, A.M.3
-
20
-
-
0030218560
-
-
in press
-
For reviews, see: (a) Feringa, B. L.; Huck, N. P. M.; Schoevarrs, A. M. Adv. Mater. 1996, 8, 681. (b) Feringa, B. L.; van Delden, R. A.; Koumura, N.; Geertsema, E. M. Chem Rev. 2000, in press.
-
(2000)
Chem Rev.
-
-
Feringa, B.L.1
Van Delden, R.A.2
Koumura, N.3
Geertsema, E.M.4
-
21
-
-
0030710637
-
-
(a) Chen, C.-T.; Chao, S.-D.; Yen, K.-C.; Chen, C.-H.; Chou, I.-C.; Hon, S.-W. J. Am. Chem. Soc: 1997, 119, 11341.
-
(1997)
J. Am. Chem. Soc
, vol.119
, pp. 11341
-
-
Chen, C.-T.1
Chao, S.-D.2
Yen, K.-C.3
Chen, C.-H.4
Chou, I.-C.5
Hon, S.-W.6
-
24
-
-
84859425482
-
-
A barrier of 32 kcal/mol to racemization for tribenzocycloheptatriene-based helicenes has been documented: Tochtermann, W.; Küppers, H.; Franke, C. Chem Ber. 1968, 101, 3808.
-
(1968)
Chem Ber.
, vol.101
, pp. 3808
-
-
Tochtermann, W.1
Küppers, H.2
Franke, C.3
-
25
-
-
0001042238
-
-
For the definition of a chirochromic optical switch and its realization, see: Zhang, M.; Schuster, G. B. J. Am. Chem. Soc. 1994, 116, 4852.
-
(1994)
J. Am. Chem. Soc.
, vol.116
, pp. 4852
-
-
Zhang, M.1
Schuster, G.B.2
-
29
-
-
0342321540
-
-
de Lange, B.; Jager, W. F.; Feringa, B. L. Mol. Cryst. Liq. Cryst. 1992, 217, 127.
-
(1992)
Mol. Cryst. Liq. Cryst.
, vol.217
, pp. 127
-
-
De Lange, B.1
Jager, W.F.2
Feringa, B.L.3
-
30
-
-
0000179484
-
-
(a) Safarzadeh-Amiri, A.; Verrall, R. E.; Steer, R. P. Can. J. Chem. 1983, 61, 894.
-
(1983)
Can. J. Chem.
, vol.61
, pp. 894
-
-
Safarzadeh-Amiri, A.1
Verrall, R.E.2
Steer, R.P.3
-
31
-
-
45949128184
-
-
(b) Cherkasov, R. A.; Kutyrev, G. A.; Pudovik, A. N. Tetrahedron 1985, 41, 2567.
-
(1985)
Tetrahedron
, vol.41
, pp. 2567
-
-
Cherkasov, R.A.1
Kutyrev, G.A.2
Pudovik, A.N.3
-
34
-
-
84985723177
-
-
(b) Osterodt, J.; Nieger, M.; Windscheif, P.-M.; Vögtle, F. Chem. Ber. 1993, 126, 6, 2331.
-
(1993)
Chem. Ber.
, vol.126
, Issue.6
, pp. 2331
-
-
Osterodt, J.1
Nieger, M.2
Windscheif, P.-M.3
Vögtle, F.4
-
35
-
-
0342756370
-
-
note
-
(a) Their chemical yields were all = 80% if based on recovered 1.
-
-
-
-
36
-
-
0343626615
-
-
note
-
(b) See the Supporting Information for the X-ray data of 6a-c and 7c.
-
-
-
-
38
-
-
0343191073
-
-
(b) Buynak, J. D.; Graff, N. M.; Jadhav, K. P. J. Org. Chem. 1984, 49, 1828.
-
(1984)
J. Org. Chem.
, vol.49
, pp. 1828
-
-
Buynak, J.D.1
Graff, N.M.2
Jadhav, K.P.3
-
39
-
-
0343626614
-
-
note
-
2 axis in the common starting material-thioketone 5.
-
-
-
-
40
-
-
0343191072
-
-
Unpublished results from this laboratory
-
Unpublished results from this laboratory.
-
-
-
-
41
-
-
0343191074
-
-
note
-
Molecular modeling was carried out on an SGI-Indy Worksystem. Global minimum conformations of the diastereomeric pair, 7c and 7c′, were calculated with the Sybyl simulation package.
-
-
-
-
43
-
-
0343191071
-
-
note
-
(a) Irradiations were carried out with a 300 W Xe lamp equipped with a monochromator with a slit size equivalent to 16 nm bandwidth.
-
-
-
-
44
-
-
0343626610
-
-
note
-
(b) Irradiation was performed with a 100 W Hg lamp equipped with a 20-nm bandwidth filter.
-
-
-
-
45
-
-
0033599526
-
-
For a recent example on using the presence of isodichroic points in CD spectra to support structure similarities of several oligo(phenylene ethynylene)s, see: Gin, M. S.; Yokozawa, T.; Prince, R. B.; Moore, J. S. J. Am. Chem. Soc: 1999, 121, 2643.
-
(1999)
J. Am. Chem. Soc
, vol.121
, pp. 2643
-
-
Gin, M.S.1
Yokozawa, T.2
Prince, R.B.3
Moore, J.S.4
-
46
-
-
0342321533
-
-
Manuscript in preparation
-
f were observed uniquely for 7c. Chen, C.-T.; Chang, I.-J.; Chou, Y.-C.; Kao, J.-I.; Lee, T.-W.; Lin, J.-S.; Lee, I.-J.; Wang, C.-L. Manuscript in preparation.
-
-
-
Chen, C.-T.1
Chang, I.-J.2
Chou, Y.-C.3
Kao, J.-I.4
Lee, T.-W.5
Lin, J.-S.6
Lee, I.-J.7
Wang, C.-L.8
-
47
-
-
0343626609
-
-
note
-
(a) ZLI-1167: 4-n-alkyl-4-cyano-1,1′-bicyclohexyls.
-
-
-
-
48
-
-
0343191068
-
-
note
-
(b) K-15: 4-cyano-4′-pentoxy-biphenyl.
-
-
-
-
49
-
-
0343191066
-
-
note
-
The retention time of ZLI-1167 happens to coincide with that of 7a on HPLC chromatogram.
-
-
-
-
51
-
-
0001552898
-
-
(b) Candau, S.; LeRoy, P.; Debeauvais, F. Mol. Cryst. Liq. Cryst. 1973, 23, 283.
-
(1973)
Mol. Cryst. Liq. Cryst.
, vol.23
, pp. 283
-
-
Candau, S.1
LeRoy, P.2
Debeauvais, F.3
-
52
-
-
85043411926
-
-
(a) Pederson, S.; Banares, L.; Zewail, A. H. J. Chem. Phys. 1992, 97, 8801.
-
(1992)
J. Chem. Phys.
, vol.97
, pp. 8801
-
-
Pederson, S.1
Banares, L.2
Zewail, A.H.3
-
53
-
-
0002213539
-
-
Durr, H.; Bouas-Laurent, H., Eds.; Elsevier: Amsterdam
-
(b) Saltiel, J.; Sun, Y.-P. In Photochromism: Molécules and Systems, Durr, H.; Bouas-Laurent, H., Eds.; Elsevier: Amsterdam, 1990; p64.
-
(1990)
Photochromism: Molécules and Systems
, pp. 64
-
-
Saltiel, J.1
Sun, Y.-P.2
-
54
-
-
0343626608
-
-
(c) Gegiou, D.; Muszkat, K. A.; Fischer, E. J. Am. Chem. Soc: 1968, 90, 13.
-
(1968)
J. Am. Chem. Soc
, vol.90
, pp. 13
-
-
Gegiou, D.1
Muszkat, K.A.2
Fischer, E.3
-
57
-
-
0343191062
-
-
and references therein
-
(f) Udayakumar, B. S.; Devados, C.; Schuster, G. B. J. Phy. Chem. 1993, 97, 8712 and references therein.
-
(1993)
J. Phy. Chem.
, vol.97
, pp. 8712
-
-
Udayakumar, B.S.1
Devados, C.2
Schuster, G.B.3
-
59
-
-
0000574403
-
-
(b) Morais, J.; Ma, J.; Zimmt, m. B. J. Phys. Chem. 1991, 95, 3885.
-
(1991)
J. Phys. Chem.
, vol.95
, pp. 3885
-
-
Morais, J.1
Ma, J.2
Zimmt, M.B.3
-
61
-
-
0342321530
-
-
unpublished results from these laboratories
-
Chen, C.-T.; Chang, I.-J.; Chou, Y.-C.; Kao, J.-I.; Lee, T.-W.; Lin, J.-S.; Lee, I.-J.; Wang, C.-L. unpublished results from these laboratories.
-
-
-
Chen, C.-T.1
Chang, I.-J.2
Chou, Y.-C.3
Kao, J.-I.4
Lee, T.-W.5
Lin, J.-S.6
Lee, I.-J.7
Wang, C.-L.8
-
63
-
-
0342756361
-
-
note
-
(a) Simulations were performed in CAChe Worksystem.
-
-
-
-
64
-
-
0343191059
-
-
note
-
P-eq.
-
-
-
-
65
-
-
0039218329
-
-
Photoisomerization with a concomitant conformational flip for 1,1′,2,2′,3,3′,4,4′-octahydro-3,3′-dimethyl-4, 4′-biphenanthrylidenes as monodirectional molecular rotors has been recently documented, see: Feringa, B. L. Nature 1999, 401, 152.
-
(1999)
Nature
, vol.401
, pp. 152
-
-
Feringa, B.L.1
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