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For reviews, see: (a) Sapi, J.; Massiot, G. In Monoterpenoid Indole Alkaloids; Saxton, J. E., Ed. In The Chemistry of Heterocyclic Compounds; Taylor, E. C., Ed.; Wiley: Chichester, 1994; Supplement to Vol. 25, Part 4, Chapter 7; (b) Bosch, J.; Bonjoch, J.; Amat, M. In The Alkaloids; Cordell, G. A., Ed.; Academic Press: New York, 1996; Vol. 48, pp. 75-189; (c) Bonjoch, J.; Solé, D. Chem. Rev. 2000, 100, 3455-3482.
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For reviews, see: (a) Sapi, J.; Massiot, G. In Monoterpenoid Indole Alkaloids; Saxton, J. E., Ed. In The Chemistry of Heterocyclic Compounds; Taylor, E. C., Ed.; Wiley: Chichester, 1994; Supplement to Vol. 25, Part 4, Chapter 7; (b) Bosch, J.; Bonjoch, J.; Amat, M. In The Alkaloids; Cordell, G. A., Ed.; Academic Press: New York, 1996; Vol. 48, pp. 75-189; (c) Bonjoch, J.; Solé, D. Chem. Rev. 2000, 100, 3455-3482.
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For precedents of this key cyclization (in the racemic series), see: (a) Amat, M.; Linares, A.; Bosch, J. J. Org. Chem. 1990, 55, 6299-6312; (b) Gràcia, J.; Casamitjana, N.; Bonjoch, J.; Bosch, J. J. Org. Chem. 1994, 59, 3939-3951.
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Amat, M.1
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For precedents of this key cyclization (in the racemic series), see: (a) Amat, M.; Linares, A.; Bosch, J. J. Org. Chem. 1990, 55, 6299-6312; (b) Gràcia, J.; Casamitjana, N.; Bonjoch, J.; Bosch, J. J. Org. Chem. 1994, 59, 3939-3951.
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For a recent review on the chemistry of dihydropyridines, see:
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For a recent review on the chemistry of dihydropyridines, see: Lavilla R. J. Chem. Soc., Perkin Trans. 1. 2002;1141-1156.
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0000769051
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For the generation of enantiopure 1,4-dihydropyridines by addition of organometallic reagents to pyridines and pyridinium salts bearing a chiral auxiliary at the 3-position of the ring, see: (a) Meyers, A. I.; Natale, N. R.; Wettlaufer, D. G.; Rafii, S.; Clardy, J. Tetrahedron Lett. 1981, 22, 5123-5126; (b) Meyers, A. I.; Oppenlaender, T. J. Chem. Soc., Chem. Commun. 1986, 920-921; (c) Meyers, A. I.; Oppenlaender, T. J. Am. Chem. Soc. 1986, 108, 1989-1986; (d) Mangeney, P.; Gosmini, R.; Raussou, S.; Commerçon, M.; Alexakis, A. J. Org. Chem. 1994, 59, 1877-1888; (e) Raussou, S.; Gosmini, R.; Mangeney, P.; Alexakis, A.; Commerçon, M. Tetrahedron Lett. 1994, 35, 5433-5436; (f) Yamada, S.; Misono, T.; Ichikawa, M.; Morita, C. Tetrahedron 2001, 57, 8939-8949; (g) Yamada, S.; Morita, C. J. Am. Chem. Soc. 2002, 124, 8184-8185; (h) Yamada, S.; Saitoh, M.; Misono, T. Tetrahedron Lett. 2002, 43, 5853-5857.
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Tetrahedron Lett.
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Meyers, A.I.1
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Wettlaufer, D.G.3
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Clardy, J.5
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9
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0022878159
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For the generation of enantiopure 1,4-dihydropyridines by addition of organometallic reagents to pyridines and pyridinium salts bearing a chiral auxiliary at the 3-position of the ring, see: (a) Meyers, A. I.; Natale, N. R.; Wettlaufer, D. G.; Rafii, S.; Clardy, J. Tetrahedron Lett. 1981, 22, 5123-5126; (b) Meyers, A. I.; Oppenlaender, T. J. Chem. Soc., Chem. Commun. 1986, 920-921; (c) Meyers, A. I.; Oppenlaender, T. J. Am. Chem. Soc. 1986, 108, 1989-1986; (d) Mangeney, P.; Gosmini, R.; Raussou, S.; Commerçon, M.; Alexakis, A. J. Org. Chem. 1994, 59, 1877-1888; (e) Raussou, S.; Gosmini, R.; Mangeney, P.; Alexakis, A.; Commerçon, M. Tetrahedron Lett. 1994, 35, 5433-5436; (f) Yamada, S.; Misono, T.; Ichikawa, M.; Morita, C. Tetrahedron 2001, 57, 8939-8949; (g) Yamada, S.; Morita, C. J. Am. Chem. Soc. 2002, 124, 8184-8185; (h) Yamada, S.; Saitoh, M.; Misono, T. Tetrahedron Lett. 2002, 43, 5853-5857.
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J. Chem. Soc., Chem. Commun.
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Meyers, A.I.1
Oppenlaender, T.2
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10
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33845374835
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For the generation of enantiopure 1,4-dihydropyridines by addition of organometallic reagents to pyridines and pyridinium salts bearing a chiral auxiliary at the 3-position of the ring, see: (a) Meyers, A. I.; Natale, N. R.; Wettlaufer, D. G.; Rafii, S.; Clardy, J. Tetrahedron Lett. 1981, 22, 5123-5126; (b) Meyers, A. I.; Oppenlaender, T. J. Chem. Soc., Chem. Commun. 1986, 920-921; (c) Meyers, A. I.; Oppenlaender, T. J. Am. Chem. Soc. 1986, 108, 1989-1986; (d) Mangeney, P.; Gosmini, R.; Raussou, S.; Commerçon, M.; Alexakis, A. J. Org. Chem. 1994, 59, 1877-1888; (e) Raussou, S.; Gosmini, R.; Mangeney, P.; Alexakis, A.; Commerçon, M. Tetrahedron Lett. 1994, 35, 5433-5436; (f) Yamada, S.; Misono, T.; Ichikawa, M.; Morita, C. Tetrahedron 2001, 57, 8939-8949; (g) Yamada, S.; Morita, C. J. Am. Chem. Soc. 2002, 124, 8184-8185; (h) Yamada, S.; Saitoh, M.; Misono, T. Tetrahedron Lett. 2002, 43, 5853-5857.
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0028365355
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For the generation of enantiopure 1,4-dihydropyridines by addition of organometallic reagents to pyridines and pyridinium salts bearing a chiral auxiliary at the 3-position of the ring, see: (a) Meyers, A. I.; Natale, N. R.; Wettlaufer, D. G.; Rafii, S.; Clardy, J. Tetrahedron Lett. 1981, 22, 5123-5126; (b) Meyers, A. I.; Oppenlaender, T. J. Chem. Soc., Chem. Commun. 1986, 920-921; (c) Meyers, A. I.; Oppenlaender, T. J. Am. Chem. Soc. 1986, 108, 1989-1986; (d) Mangeney, P.; Gosmini, R.; Raussou, S.; Commerçon, M.; Alexakis, A. J. Org. Chem. 1994, 59, 1877-1888; (e) Raussou, S.; Gosmini, R.; Mangeney, P.; Alexakis, A.; Commerçon, M. Tetrahedron Lett. 1994, 35, 5433-5436; (f) Yamada, S.; Misono, T.; Ichikawa, M.; Morita, C. Tetrahedron 2001, 57, 8939-8949; (g) Yamada, S.; Morita, C. J. Am. Chem. Soc. 2002, 124, 8184-8185; (h) Yamada, S.; Saitoh, M.; Misono, T. Tetrahedron Lett. 2002, 43, 5853-5857.
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Gosmini, R.2
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Commerçon, M.4
Alexakis, A.5
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12
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0028141857
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-
For the generation of enantiopure 1,4-dihydropyridines by addition of organometallic reagents to pyridines and pyridinium salts bearing a chiral auxiliary at the 3-position of the ring, see: (a) Meyers, A. I.; Natale, N. R.; Wettlaufer, D. G.; Rafii, S.; Clardy, J. Tetrahedron Lett. 1981, 22, 5123-5126; (b) Meyers, A. I.; Oppenlaender, T. J. Chem. Soc., Chem. Commun. 1986, 920-921; (c) Meyers, A. I.; Oppenlaender, T. J. Am. Chem. Soc. 1986, 108, 1989-1986; (d) Mangeney, P.; Gosmini, R.; Raussou, S.; Commerçon, M.; Alexakis, A. J. Org. Chem. 1994, 59, 1877-1888; (e) Raussou, S.; Gosmini, R.; Mangeney, P.; Alexakis, A.; Commerçon, M. Tetrahedron Lett. 1994, 35, 5433-5436; (f) Yamada, S.; Misono, T.; Ichikawa, M.; Morita, C. Tetrahedron 2001, 57, 8939-8949; (g) Yamada, S.; Morita, C. J. Am. Chem. Soc. 2002, 124, 8184-8185; (h) Yamada, S.; Saitoh, M.; Misono, T. Tetrahedron Lett. 2002, 43, 5853-5857.
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Tetrahedron Lett.
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Raussou, S.1
Gosmini, R.2
Mangeney, P.3
Alexakis, A.4
Commerço, M.5
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13
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0035935119
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For the generation of enantiopure 1,4-dihydropyridines by addition of organometallic reagents to pyridines and pyridinium salts bearing a chiral auxiliary at the 3-position of the ring, see: (a) Meyers, A. I.; Natale, N. R.; Wettlaufer, D. G.; Rafii, S.; Clardy, J. Tetrahedron Lett. 1981, 22, 5123-5126; (b) Meyers, A. I.; Oppenlaender, T. J. Chem. Soc., Chem. Commun. 1986, 920-921; (c) Meyers, A. I.; Oppenlaender, T. J. Am. Chem. Soc. 1986, 108, 1989-1986; (d) Mangeney, P.; Gosmini, R.; Raussou, S.; Commerçon, M.; Alexakis, A. J. Org. Chem. 1994, 59, 1877-1888; (e) Raussou, S.; Gosmini, R.; Mangeney, P.; Alexakis, A.; Commerçon, M. Tetrahedron Lett. 1994, 35, 5433-5436; (f) Yamada, S.; Misono, T.; Ichikawa, M.; Morita, C. Tetrahedron 2001, 57, 8939-8949; (g) Yamada, S.; Morita, C. J. Am. Chem. Soc. 2002, 124, 8184-8185; (h) Yamada, S.; Saitoh, M.; Misono, T. Tetrahedron Lett. 2002, 43, 5853-5857.
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Tetrahedron
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Yamada, S.1
Misono, T.2
Ichikawa, M.3
Morita, C.4
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14
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0037125517
-
-
For the generation of enantiopure 1,4-dihydropyridines by addition of organometallic reagents to pyridines and pyridinium salts bearing a chiral auxiliary at the 3-position of the ring, see: (a) Meyers, A. I.; Natale, N. R.; Wettlaufer, D. G.; Rafii, S.; Clardy, J. Tetrahedron Lett. 1981, 22, 5123-5126; (b) Meyers, A. I.; Oppenlaender, T. J. Chem. Soc., Chem. Commun. 1986, 920-921; (c) Meyers, A. I.; Oppenlaender, T. J. Am. Chem. Soc. 1986, 108, 1989-1986; (d) Mangeney, P.; Gosmini, R.; Raussou, S.; Commerçon, M.; Alexakis, A. J. Org. Chem. 1994, 59, 1877-1888; (e) Raussou, S.; Gosmini, R.; Mangeney, P.; Alexakis, A.; Commerçon, M. Tetrahedron Lett. 1994, 35, 5433-5436; (f) Yamada, S.; Misono, T.; Ichikawa, M.; Morita, C. Tetrahedron 2001, 57, 8939-8949; (g) Yamada, S.; Morita, C. J. Am. Chem. Soc. 2002, 124, 8184-8185; (h) Yamada, S.; Saitoh, M.; Misono, T. Tetrahedron Lett. 2002, 43, 5853-5857.
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Yamada, S.1
Morita, C.2
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15
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0037068152
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For the generation of enantiopure 1,4-dihydropyridines by addition of organometallic reagents to pyridines and pyridinium salts bearing a chiral auxiliary at the 3-position of the ring, see: (a) Meyers, A. I.; Natale, N. R.; Wettlaufer, D. G.; Rafii, S.; Clardy, J. Tetrahedron Lett. 1981, 22, 5123-5126; (b) Meyers, A. I.; Oppenlaender, T. J. Chem. Soc., Chem. Commun. 1986, 920-921; (c) Meyers, A. I.; Oppenlaender, T. J. Am. Chem. Soc. 1986, 108, 1989-1986; (d) Mangeney, P.; Gosmini, R.; Raussou, S.; Commerçon, M.; Alexakis, A. J. Org. Chem. 1994, 59, 1877-1888; (e) Raussou, S.; Gosmini, R.; Mangeney, P.; Alexakis, A.; Commerçon, M. Tetrahedron Lett. 1994, 35, 5433-5436; (f) Yamada, S.; Misono, T.; Ichikawa, M.; Morita, C. Tetrahedron 2001, 57, 8939-8949; (g) Yamada, S.; Morita, C. J. Am. Chem. Soc. 2002, 124, 8184-8185; (h) Yamada, S.; Saitoh, M.; Misono, T. Tetrahedron Lett. 2002, 43, 5853-5857.
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Yamada, S.1
Saitoh, M.2
Misono, T.3
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16
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0029049371
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For the generation of enantiopure tetracyclic ABDE substructures of Strychnos alkaloids using this methodology from a chiral non-racemic 3-(oxazolinyl)pyridine, see: Amat, M.; Coll, M.-D.; Bosch, J. Tetrahedron 1995, 39, 10759-10770.
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85014580919
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For a review, see: (a) Bosch, J.; Bennasar, M.-L. Synlett 1995, 587-596. For more recent work, see: (b) Bennasar, M.-L.; Jiménez, J.-M.; Vidal, B.; Sufi, B. A.; Bosch, J. J. Org. Chem. 1999, 64, 9605-9612; (c) Bennasar, M.-L.; Vidal, B.; Bosch, J. J. Org. Chem. 1997, 62, 3597-3609; (d) Bennasar, M.-L.; Vidal, B.; Kumar, R.; Lázaro, A.; Bosch, J. Eur. J. Org. Chem. 2000, 3919-3925.
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0342614998
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For a review, see: (a) Bosch, J.; Bennasar, M.-L. Synlett 1995, 587-596. For more recent work, see: (b) Bennasar, M.-L.; Jiménez, J.-M.; Vidal, B.; Sufi, B. A.; Bosch, J. J. Org. Chem. 1999, 64, 9605-9612; (c) Bennasar, M.-L.; Vidal, B.; Bosch, J. J. Org. Chem. 1997, 62, 3597-3609; (d) Bennasar, M.-L.; Vidal, B.; Kumar, R.; Lázaro, A.; Bosch, J. Eur. J. Org. Chem. 2000, 3919-3925.
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For a review, see: (a) Bosch, J.; Bennasar, M.-L. Synlett 1995, 587-596. For more recent work, see: (b) Bennasar, M.-L.; Jiménez, J.-M.; Vidal, B.; Sufi, B. A.; Bosch, J. J. Org. Chem. 1999, 64, 9605-9612; (c) Bennasar, M.-L.; Vidal, B.; Bosch, J. J. Org. Chem. 1997, 62, 3597-3609; (d) Bennasar, M.-L.; Vidal, B.; Kumar, R.; Lázaro, A.; Bosch, J. Eur. J. Org. Chem. 2000, 3919-3925.
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For a review, see: (a) Bosch, J.; Bennasar, M.-L. Synlett 1995, 587-596. For more recent work, see: (b) Bennasar, M.-L.; Jiménez, J.-M.; Vidal, B.; Sufi, B. A.; Bosch, J. J. Org. Chem. 1999, 64, 9605-9612; (c) Bennasar, M.-L.; Vidal, B.; Bosch, J. J. Org. Chem. 1997, 62, 3597-3609; (d) Bennasar, M.-L.; Vidal, B.; Kumar, R.; Lázaro, A.; Bosch, J. Eur. J. Org. Chem. 2000, 3919-3925.
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Bennasar, M.-L.1
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(a) Bennasar, M.-L.; Zulaica, E.; Alonso, Y.; Bosch. J. Tetrahedron: Asymmetry 2003, 14, 469-479.
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0026051825
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For the stereoselective generation of 1,4-dihydropyridines by addition of chiral non-racemic nucleophiles to pyridinium salts in the synthesis of alkaloids, see: (b) Amann, R.; Spitzner, D. Angew. Chem., Int. Ed. 1991, 30, 1320-1321;
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(c) Amann, R.; Arnold, K.; Spitzner, D.; Majer, Z.; Snatzke, G. Liebigs Ann. 1996, 349-355;
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0037070067
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(d) Bennasar, M.-L.; Zulaica, E.; Alonso, Y.; Vidal, B.; Vázquez, J. T.; Bosch, J. Tetrahedron: Asymmetry 2002, 13, 95-106.
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Imanishi T., Obika S., Nishiyama T., Nishimoto M., Hamano Y., Miyashita K., Iwata C. Chem. Pharm. Bull. 44:1996;267-272.
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28
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85031165449
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-
6 cis/trans isomers shifted to 4:1 for rac-3 and 7:3 for rac-3′ when the temperature during the nucleophilic addition was allowed to rise to -10°C
-
6 cis/trans isomers shifted to 4:1 for rac-3 and 7:3 for rac-3′ when the temperature during the nucleophilic addition was allowed to rise to -10°C
-
-
-
-
29
-
-
85031176397
-
-
For previous use of this criteria, see Ref. 10
-
For previous use of this criteria, see Ref. 10.
-
-
-
-
30
-
-
84961502301
-
-
For reviews, see: (a) Davies, S. G. Pure Appl. Chem. 1988, 60, 13-20; (b) Davies, S. G. Aldrichimica Acta 1990, 23, 31-37.
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For reviews, see: (a) Davies, S. G. Pure Appl. Chem. 1988, 60, 13-20; (b) Davies, S. G. Aldrichimica Acta 1990, 23, 31-37.
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Davies S.G., Edwards A.J., Skerlj R.T., Sutton K.H., Whittaker M. J. Chem. Soc., Perkin Trans. 1. 1991;1027-1034.
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36
-
-
0001098430
-
-
This kind of ring opening has previously been observed: see also Ref. 10
-
This kind of ring opening has previously been observed: Wenkert W., Angell C., Drexler J., Moeller P.D.R., Pyrek J.S., Shi Y.-J., Sultana M., Vankar Y.D. J. Org. Chem. 51:1986;2995-3000. see also Ref. 10.
-
(1986)
J. Org. Chem.
, vol.51
, pp. 2995-3000
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Wenkert, W.1
Angell, C.2
Drexler, J.3
Moeller, P.D.R.4
Pyrek, J.S.5
Shi, Y.-J.6
Sultana, M.7
Vankar, Y.D.8
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37
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85031174138
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2 in 13a). For 13a this ratio shifted to 1:1 when the temperature during the nucleophilic addition was allowed to rise to +10°C
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2 in 13a). For 13a this ratio shifted to 1:1 when the temperature during the nucleophilic addition was allowed to rise to +10°C.
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38
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-
0141452964
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-
note
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-3. Calculations were done using the WinGX package (Farrugia, L. J. J. Appl. Cryst. 1999, 32, 837-838).
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