Stereoselective Preparation of (E)-(1,2-Difluoro-1,2-ethenediyl) Bis[tributylstannane] and Stereospecific Synthesis of (E)-1,2-Difluorostilbenes

Organic Letters

Volumn 4, Issue 9, 2002, Pages 1483-1485

  Liu, Qibo ^a   Burton, Donald J ^a  

^a University of Iowa   (United States)

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ARTICLE;

EID: 0001411181     PISSN: 15237060     EISSN: None     Source Type: Journal    
DOI: 10.1021/ol025686+     Document Type: Article

References (20)

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8. (b) Burton, D. J. In Synthetic Fluorine Chemistry; Olah, G. A., Chambers, R. D., Prakash, G. K. S., Eds.; Wiley: New York, 1992; pp 205-206.
9. (c) Burton, D. J. Yang, Z. In Chemistry of Organic Fluorine Compounds II; Hudlicky, M., Pavlath, A. E., Eds.; Washington, DC; 1995; PP 670-728.
10. (d) Burton, D. J. Yang, Z. Tetrahedron 1992, 48, 189.
11. (e) Xue, L.; Lu, L.; Pedersen, S.;. Liu, Q.; Narske, R., Burton, D. J., Tetrahedron Lett. 1996, 37, 1921.
12. (f) Xue, L.; Lu, L.; Pedersen, S.; Liu, Q.; Narske, R.; Burton, D. J., J. Org. Chem. 1997, 62, 1064.
13. (g) Fontana, S. A.; Davis, C. R.; He, Y.; Burton, D. J. Tetrahedron 1996, 52, 37.
14. (h) Davis, C. R.; Burton, D. J. Tetrahedron Lett. 1996, 37, 7237.
15. (i) Davis, C. R.; Burton, D. J. J. Org. Chem. 1997, 62, 9217.
16. (j) Liu, Q.; Burton, D. J. Tetrahedron Lett. 2000, 41, 8045.
17. 8 352.0498, obsd 352.0511.
18. Attempts to prepare unsymmetrical stilbenes via sequential coupling of the bis-stannane were unsuccessful.
19. 11
20. Liu, Q. The University of Iowa, unpublished work.