Highly chemo-, regio-, and stereoselective carbon-carbon bond formation via migratory insertion reaction of zirconacyclopentene derivatives and alkynyl metals containing Li and Mg. Novel synthesis of 1,5-dienes and 1,5- enynes [1]

Journal of the American Chemical Society

Volumn 121, Issue 48, 1999, Pages 11223-11224

  Dumond, Yves ^a   Negishi, Ei Ichi ^a  

^a PURDUE UNIVERSITY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

CYCLOPENTENE DERIVATIVE; LITHIUM DERIVATIVE; MAGNESIUM DERIVATIVE; ZIRCONIUM DERIVATIVE;

COVALENT BOND; LETTER; MOLECULAR DYNAMICS; PROTON NUCLEAR MAGNETIC RESONANCE; REACTION ANALYSIS; SYNTHESIS;

EID: 0033537046     PISSN: 00027863     EISSN: None     Source Type: Journal    
DOI: 10.1021/ja990266+     Document Type: Letter

References (17)

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8. 3 producing a 92/8 mixture of the 9Z and 9E isomers of 4a firmly identified the product and established its stereoisomeric purity.
9. 3 producing a 92/8 mixture of the 9Z and 9E isomers of 4a firmly identified the product and established its stereoisomeric purity.
10. 3 producing a 92/8 mixture of the 9Z and 9E isomers of 4a firmly identified the product and established its stereoisomeric purity.
11. 1 which lies in the plane of the zirconacyclopentene ring.
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17. All attempts to induce crystallization of 3 have thus far been unsuccessful. However, an X-ray structure of a zirconate containing 2 Cp groups and 3 additional C-Zr bonds was recently reported: (Matrix Presented) Miquel, Y.; Igan, A.; Donnadieu, B.; Majorai, J. P.; Pirio, N.; Meunier, P. J. Am. Chem. Soc. 1998, 120, 3504.