"Higher Order" Zinc Cuprates Involving Lithium Chloride: Synthesis of (E)-Alkene Dipeptide Isosteres Free from Reductive Elimination Products

DOI: 10.1016/0040-4039(92)80024-E

Source and publish data:

Tetrahedron Letters p. 3783 - 3786 (1992)

Update date:2022-08-03

Topics:

Authors:

Ibuka, Toshiro

Yoshizawa, Hidenori

Habashita, Hiromu

Fujii, Nobutaka

Chounan, Yukiyasu

et al. et al.

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Article abstract of DOI:10.1016/0040-4039(92)80024-E

The "higher order" organozinc cuprates, R2Cu(CN)(ZnCl)2*2Mg(X)Cl*nLiCl, derived from admixture of LiCl (1-2 equi.), ZnCl2 (1 equiv.), RMgX (1 equiv.), and CuCN (0.5 equiv.) in a mixed solvent of THF and Et2O exhibit high diastereoselection of up to >99:1

Full text of DOI:10.1016/0040-4039(92)80024-E

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