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(a) Katz, T. J.; Sudhakar, A.; Yang, B.; Nowick, J. S. J. Macromol. Sci.-Chem. 1989, A26, 309-326.
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Katz, T.J.1
Sudhakar, A.2
Yang, B.3
Nowick, J.S.4
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2
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(b) Gilbert, A. M.; Katz. T. J.; Geiger, W. E.; Robben, M. P.; Rheingold, A. L. J. Am. Chem. Soc. 1993, 115, 3199-3211;
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J. Am. Chem. Soc.
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Gilbert, A.M.1
Katz, T.J.2
Geiger, W.E.3
Robben, M.P.4
Rheingold, A.L.5
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3
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0000593972
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(c) Katz, T. J.; Sudhakar, A.; Teasley, M. F.; Gilbert, A. M.; Geiger, W. E.; Robben. M. P.; Wuensch, M.; Ward, M. D. J. Am. Chem. Soc. 1993, 115, 3182-3198;
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Katz, T.J.1
Sudhakar, A.2
Teasley, M.F.3
Gilbert, A.M.4
Geiger, W.E.5
Robben, M.P.6
Wuensch, M.7
Ward, M.D.8
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4
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0013504373
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See reference 3d
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(d) See reference 3d;
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6
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0031556478
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(f) Bender, T. P.; Qi, Y.; Gao, J. P.; Wang, Z. Y. Macromolecules 1997, 30, 6001;
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Macromolecules
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Bender, T.P.1
Qi, Y.2
Gao, J.P.3
Wang, Z.Y.4
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7
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0032554069
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(g) Lovinger, A. J.; Nuckolls, C.; Katz, T. J. J. Am. Chem. Soc. 1998, 120, 264-268;
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J. Am. Chem. Soc.
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Lovinger, A.J.1
Nuckolls, C.2
Katz, T.J.3
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9
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0030581335
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Helicene ligands of possible use in enantioselective reactions: (a) Tanaka, K.; Kitahara. Y.; Suzuki, H.; Osuga, H.; Kawai, Y. Tetrahedron Lett. 1996, 37, 5925-5928;
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(1996)
Tetrahedron Lett.
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Tanaka, K.1
Kitahara, Y.2
Suzuki, H.3
Osuga, H.4
Kawai, Y.5
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10
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0028872123
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(b) Tanaka, K.; Osuga, H.; Shogase, Y.; Suzuki, H. Tetrahedron Lett. 1995, 36, 915-918:
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Tetrahedron Lett.
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Tanaka, K.1
Osuga, H.2
Shogase, Y.3
Suzuki, H.4
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11
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0042189443
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(c) Reetz, M. T.; Beuttenmüller, E. W.; Goddard, R. Tetrahedron Lett. 1997, 38, 3211-3214;
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Tetrahedron Lett.
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Reetz, M.T.1
Beuttenmüller, E.W.2
Goddard, R.3
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13
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0025372267
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Preparation of helicene bisquinones: (a) Liu, L.; Katz, T. J. Tetrahedron Lett. 1990, 31, 3983-3984;
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(1990)
Tetrahedron Lett.
, vol.31
, pp. 3983-3984
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Liu, L.1
Katz, T.J.2
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14
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33751144196
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(b) Willmore, N. D.; Liu, L.; Katz, T. J. Angew. Chem. Int. Ed. Engl. 1992, 31, 1093-1095;
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(1992)
Angew. Chem. Int. Ed. Engl.
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, pp. 1093-1095
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Willmore, N.D.1
Liu, L.2
Katz, T.J.3
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15
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0001558534
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(c) Liberko, C. A.; Miller, L. L.; Katz, T. J.; Liu, L. J. Am. Chem. Soc. 1993, 115, 2478-2482;
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(1993)
J. Am. Chem. Soc.
, vol.115
, pp. 2478-2482
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Liberko, C.A.1
Miller, L.L.2
Katz, T.J.3
Liu, L.4
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16
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0029904378
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(d) Nuckolls, C.; Katz, T. J.; Castellanos, L. J. Am. Chem. Soc. 1996, 118, 3767-3768;
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(1996)
J. Am. Chem. Soc.
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, pp. 3767-3768
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Nuckolls, C.1
Katz, T.J.2
Castellanos, L.3
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17
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0030721577
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(e) Katz, T. J.; Liu, L.; Willmore, N. D.; Fox, J. M.; Rheingold, A. L.; Shi, S.; Nuckolls, C.; Rickman, B. H. J. Am. Chem. Soc. 1997, 119, 10054-10063.
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(1997)
J. Am. Chem. Soc.
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, pp. 10054-10063
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Katz, T.J.1
Liu, L.2
Willmore, N.D.3
Fox, J.M.4
Rheingold, A.L.5
Shi, S.6
Nuckolls, C.7
Rickman, B.H.8
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20
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85171976860
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(c) Weidlich, H. A. Ber. 1938, 71, 1203-1209;
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Ber.
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, pp. 1203-1209
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Weidlich, H.A.1
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(e) Stará, I. G.; Stary, I.; Tichi, M.; Závada, J.; Hanus, V. J. Am. Chem. Soc. 1994, 116, 5084-5088;
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J. Am. Chem. Soc.
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Stará, I.G.1
Stary, I.2
Tichi, M.3
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Hanus, V.5
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23
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0013507302
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see reference 6
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(f) see reference 6;
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84898457909
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Jenard-De Koninck, A.; Defay, N.; De Ridder, R. Bull. Soc. Chim. Belg. 1960, 69, 558-562.
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31
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0001211751
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Preparations of [7]-carbohelicenes: (a) Yang, B.; Liu, L.; Katz, T. J.; Liberko, C. A.; Miller, L. L. J. Am. Chem. Soc. 1991, 113, 8993;
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(1991)
J. Am. Chem. Soc.
, vol.113
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Yang, B.1
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Miller, L.L.5
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0001558534
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(b) Liberko, C. A.; Miller, L. L.; Katz, T. J.; Liu, L. J. Am. Chem. Soc. 1993, 115, 2478-2482;
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Liberko, C.A.1
Miller, L.L.2
Katz, T.J.3
Liu, L.4
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84982364390
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(c) In his review, Martin mentioned the use of the Hewett cyclization: Martin, R. H. Angew. Chem. Int. Ed. Engl. 1974, 13, 649-660.
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Angew. Chem. Int. Ed. Engl.
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Martin, R.H.1
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34
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0013470610
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13C NMR and HRMS are in agreement with the data obtained from other publications. The monobromide 9 (43% yield) and tribromide 6 were prepared from a Wohl-Ziegler bromination of (±) 2,2′-dimethyl-1,1′ binaphthyl 2
-
13C NMR and HRMS are in agreement with the data obtained from other publications. The monobromide 9 (43% yield) and tribromide 6 were prepared from a Wohl-Ziegler bromination of (±) 2,2′-dimethyl-1,1′ binaphthyl 2.
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-
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-
35
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77956224943
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Dibromide 3 was brominated further to 7 in a 83% yield
-
Maigrot, N.; Mazaleyrat, J.-P. Synthesis 1985, 317-320. Dibromide 3 was brominated further to 7 in a 83% yield.
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(1985)
Synthesis
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Maigrot, N.1
Mazaleyrat, J.-P.2
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Hayashi,T. H.; Iwamura, H.; Uozumi, Y.; Matsumoto, Y.; Ozawa, F. Synthesis 1994, 526.
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Synthesis
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Sengupta, S.; Leite, M.; Raslan, D. S.; Quesnelle, C.; Snieckus, V. J. Org. Chem. 1992, 57, 4066-4068.
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Sengupta, S.1
Leite, M.2
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Snieckus, V.5
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