83. Chiral 2-Aryl-2-methyl-2H-1-benzopyrans: Synthesis, Characterization of Enantiomers, and Barriers to Thermal Racemization

Helvetica Chimica Acta

Volumn 80, Issue 4, 1997, Pages 1122-1132

  Harié, Guenaëlle ^a   Samat, André ^a   Guglielmetti, Robert ^a   Van Parys, Inge ^b   Saeyens, Wim ^b   De Keukeleire, Denis ^b   Lorenz, Klaus ^c   Mannschreck, Albrecht ^c  

^a AIX MARSEILLE UNIVERSITY   (France)

^b GHENT UNIVERSITY   (Belgium)

^c UNIVERSITY OF REGENSBURG   (Germany)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 0000152004     PISSN: 0018019X     EISSN: None     Source Type: Journal    
DOI: 10.1002/hlca.19970800409     Document Type: Article

References (42)

1. More recent patents in the field: M. Melzig, H. Zinner, to Optische Werke Rodenstock, WO 9500504, 1995; M. Rickwood, J. Hepworth, C. Gabbut, to Pilkington PLC, WO 9505371, 1995; A. Kumar, to Transitions Optical Inc., U.S. Pat. 5429774, 1995; D. B. Knowles, A. Kumar, B. Van Gemert, to PPG Ind. Inc. WO 9516212, 1995; M. Nakamura, Y. Mori, T. Taniguchi, to Toray Ind., JP 7048567, 1995; R. Guglielmetti, J. L. Pozzo, A. Samat, to Essilor Int., WO 9527716, 1995.
2. More recent patents in the field: M. Melzig, H. Zinner, to Optische Werke Rodenstock, WO 9500504, 1995; M. Rickwood, J. Hepworth, C. Gabbut, to Pilkington PLC, WO 9505371, 1995; A. Kumar, to Transitions Optical Inc., U.S. Pat. 5429774, 1995; D. B. Knowles, A. Kumar, B. Van Gemert, to PPG Ind. Inc. WO 9516212, 1995; M. Nakamura, Y. Mori, T. Taniguchi, to Toray Ind., JP 7048567, 1995; R. Guglielmetti, J. L. Pozzo, A. Samat, to Essilor Int., WO 9527716, 1995.
3. More recent patents in the field: M. Melzig, H. Zinner, to Optische Werke Rodenstock, WO 9500504, 1995; M. Rickwood, J. Hepworth, C. Gabbut, to Pilkington PLC, WO 9505371, 1995; A. Kumar, to Transitions Optical Inc., U.S. Pat. 5429774, 1995; D. B. Knowles, A. Kumar, B. Van Gemert, to PPG Ind. Inc. WO 9516212, 1995; M. Nakamura, Y. Mori, T. Taniguchi, to Toray Ind., JP 7048567, 1995; R. Guglielmetti, J. L. Pozzo, A. Samat, to Essilor Int., WO 9527716, 1995.
4. More recent patents in the field: M. Melzig, H. Zinner, to Optische Werke Rodenstock, WO 9500504, 1995; M. Rickwood, J. Hepworth, C. Gabbut, to Pilkington PLC, WO 9505371, 1995; A. Kumar, to Transitions Optical Inc., U.S. Pat. 5429774, 1995; D. B. Knowles, A. Kumar, B. Van Gemert, to PPG Ind. Inc. WO 9516212, 1995; M. Nakamura, Y. Mori, T. Taniguchi, to Toray Ind., JP 7048567, 1995; R. Guglielmetti, J. L. Pozzo, A. Samat, to Essilor Int., WO 9527716, 1995.
5. More recent patents in the field: M. Melzig, H. Zinner, to Optische Werke Rodenstock, WO 9500504, 1995; M. Rickwood, J. Hepworth, C. Gabbut, to Pilkington PLC, WO 9505371, 1995; A. Kumar, to Transitions Optical Inc., U.S. Pat. 5429774, 1995; D. B. Knowles, A. Kumar, B. Van Gemert, to PPG Ind. Inc. WO 9516212, 1995; M. Nakamura, Y. Mori, T. Taniguchi, to Toray Ind., JP 7048567, 1995; R. Guglielmetti, J. L. Pozzo, A. Samat, to Essilor Int., WO 9527716, 1995.
6. More recent patents in the field: M. Melzig, H. Zinner, to Optische Werke Rodenstock, WO 9500504, 1995; M. Rickwood, J. Hepworth, C. Gabbut, to Pilkington PLC, WO 9505371, 1995; A. Kumar, to Transitions Optical Inc., U.S. Pat. 5429774, 1995; D. B. Knowles, A. Kumar, B. Van Gemert, to PPG Ind. Inc. WO 9516212, 1995; M. Nakamura, Y. Mori, T. Taniguchi, to Toray Ind., JP 7048567, 1995; R. Guglielmetti, J. L. Pozzo, A. Samat, to Essilor Int., WO 9527716, 1995.
7. 'Photochromism', Ed. J. H. Brown, Wiley, New York, 1971; 'Photochromism: Molecules and Systems', Eds. H. Dürr and H. Bouas-Laurent, Elsevier, Amsterdam, 1990.
8. 'Photochromism', Ed. J. H. Brown, Wiley, New York, 1971; 'Photochromism: Molecules and Systems', Eds. H. Dürr and H. Bouas-Laurent, Elsevier, Amsterdam, 1990.
9. a) B. Van Gemert, M. Bergomi, D. Knowles, Mol. Cryst. Liq. Cryst. 1994, 246, 67;
10. b) J. L. Pozzo, V. Lokshin, R. Guglielmetti, J. Chem. Soc., Perkin Trans. 1 1994, 2591.
11. J. J. Day, Chem. Rev. 1963, 63, 65; A. Samat, V. Lokshin, in 'Organic Photochromic and Thermochromic Compounds', Eds. J. Crano and R. Guglielmetti, Plenum Publishing, New York, Chapt. 19, in press.
12. J. J. Day, Chem. Rev. 1963, 63, 65; A. Samat, V. Lokshin, in 'Organic Photochromic and Thermochromic Compounds', Eds. J. Crano and R. Guglielmetti, Plenum Publishing, New York, Chapt. 19, in press.
13. A. Leimmer, B. Stephan, A. Mannschreck, Mol. Cryst. Liq. Cryst. 1994, 246, 215.
14. H. Heller, to PPG Industries Inc., U.S. Pat. 4931221, 1990.
15. H. Heller, S. Oliver, J. Whittall, I. Tomlinson, to Plessey Company, Eur. Pat. 87304351.7, 1987; H. Heller, S. Oliver, J. Whittall, J. Brettle, M. Baskerville, C. Trundle, to Plessey Company, Eur. Pat. 87305288.0, 1987.
16. H. Heller, S. Oliver, J. Whittall, I. Tomlinson, to Plessey Company, Eur. Pat. 87304351.7, 1987; H. Heller, S. Oliver, J. Whittall, J. Brettle, M. Baskerville, C. Trundle, to Plessey Company, Eur. Pat. 87305288.0, 1987.
17. G. Sartori, G. Casiraghi, L. Bolzoni, G. Casnati, J. Org. Chem. 1949, 44, 803.
18. A. Mannschreck, H. Koller, R. Wernicke, Kontakte (Darmstadt) 1985, (1), 40; Chem. Abstr. 1985, 103, 110495 t.
19. A. Mannschreck, H. Koller, R. Wernicke, Kontakte (Darmstadt) 1985, (1), 40; Chem. Abstr. 1985, 103, 110495 t.
20. E. L. Eliel, 'Stereochemistry of Carbon Compounds', McGraw-Hill, New York, 1962, p. 33.
21. See e.g., F. A. Bovey, L. Jelinski, P. A. Miran, 'Nuclear Magnetic Resonance Spectroscopy', Academic Press, San Diego, 1988, p. 304.
22. A. Leiminer (University of Regensburg, Germany), unpublished results: M. Schinabeck, Diploma Thesis, University of Regensburg, Germany, 1995. p. 51.
23. A. Leiminer (University of Regensburg, Germany), unpublished results: M. Schinabeck, Diploma Thesis, University of Regensburg, Germany, 1995. p. 51.
24. P. N. Day, Z. Wang, R. Pachter, J. Phys. Chem. 1995, 99, 9730.
25. B. Ya. Simkin, S. P. Makarov, V. I. Minkin, Chem. Heterocycl. Compd. 1983, 779; Chem. Abstr. 1982, 97, 163044 x.
26. B. Ya. Simkin, S. P. Makarov, V. I. Minkin, Chem. Heterocycl. Compd. 1983, 779; Chem. Abstr. 1982, 97, 163044 x.
27. S. P. Makarov, B. Ya. Simkin, V. I. Minkin, Chem. Heterocycl. Compd. 1988, 140; Chem. Abstr. 1989, 110, 7353 r.
28. S. P. Makarov, B. Ya. Simkin, V. I. Minkin, Chem. Heterocycl. Compd. 1988, 140; Chem. Abstr. 1989, 110, 7353 r.
29. G. Garros, I. Chuev, M. Rajzmann, A. Samat, R. Guglielmetti (University of Mediterranee, Marseille, France), unpublished results.
30. V. Titzenthaler, T. Trötsch, A. Mannschreck (University of Regensburg, Germany), unpublished results.
31. S. Kraml, Diploma Thesis, University of Regensburg, Germany, 1994, p. 51.
32. J. J. P. Stewart, J. Comput. Chem. 1989, 10, 221.
33. A. Mannschreck, D. Andert, A. Eiglsperger, E. Gmahl, H. Buchner, Chromatographia 1988, 25, 182; A. Mannschreck, Chirality 1992, 4, 163.
34. A. Mannschreck, D. Andert, A. Eiglsperger, E. Gmahl, H. Buchner, Chromatographia 1988, 25, 182; A. Mannschreck, Chirality 1992, 4, 163.
35. W. Zelenka, A. Leiminer, A. Mannschreck, GIT Fachz. Lab. 1993, 37, 97; Chem. Abstr. 1993, 118, 182432 c.
36. W. Zelenka, A. Leiminer, A. Mannschreck, GIT Fachz. Lab. 1993, 37, 97; Chem. Abstr. 1993, 118, 182432 c.
37. H. Koller, K. Rimböck, A. Mannschreck, J. Chromatogr. 1983, 282, 89.
38. C. Kiefl, H. Zinner, T. Burgemeister, A. Mannschreck, Recl. Trav. Chim. Pays-Bas 1996, 115, 125.
39. H. Zinner, Ph. D. Dissertation, University of Regensburg, Germany, 1990, p. 170.
40. R. Allmeier, Ph. D. Dissertation, University of Regensburg, Germany, 1993, p. 105, p. 153.
41. J. L. Pozzo, Ph. D. Dissertation, University of Mediterranee, Marseille, France, 1994.
42. A. Werner, Kontakte (Darmstadt) 1989 (3), 50.