(E)-selective alkylidenation of aldehydes with Reagents derived from α-acetoxy bromides, zinc an CrCl 3

Synlett

Volumn 1993, Issue 11, 1993, Pages 837-838

  Knecht, Manfred ^a   Boland, Wilhelm ^a  

^a UNIVERSITY OF KARLSRUHE   (Germany)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 33646976475     PISSN: 09365214     EISSN: 14372096     Source Type: Journal    
DOI: 10.1055/s-1993-22625     Document Type: Article

References (13)

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5. (b) K. Takai, K. Nitta, K. Utimoto J. Am. Chem. Soc. 1986, 108, 7408.
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7. (a) P. Bigler, H. Muhle, M. Neuenschwander Synthesis 1978, 593;
8. (b) M. Neuenschwander, P. Bigler, K. Christen, R. Iseli, R. Kyburz, R. Muhle Helv. Own. Acta 1978, 61, 2047. Sensitive or high boiling α-acetoxy bromides may be used without purification for the alkylidenation.
9. (a) H. J. Bestmann, O. Kratzer Chem. Ber. 1962, 95, 1894;
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12. (a) C. A. M. Alfonso, W. B. Motherwell, D. M. O'Shea, L. R. Roberts Tetrahedron Lett. 1992, 33, 3899;
13. (b) W. B. Motherwell Aldrichimica Acta 1992, 25, 71.