Article ID | Journal | Published Year | Pages | File Type |
---|---|---|---|---|
9564335 | Tetrahedron Letters | 2005 | 4 Pages |
Abstract
Promoted by samarium metal in the presence of a catalytic amount of iodine, the Baylis-Hillman adducts underwent reductive elimination to form (E)-methylcinnamic ester derivatives. When the iodine was used in 1:1 ratio with metallic samarium, stereospecific syntheses of allylic iodide derivatives, (2Z)-2-(iodomethyl)alk-2-enoates, were achieved. Thus, this gives a new approach to the selective construction of stereo-defined trisubstituted alkenes with the simple Sm/I2 system.
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Authors
Jian Li, Hua Xu, Yongmin Zhang,