摘要 |
The present invention provides a method represented by Scheme 1:
wherein
X
represents I, Br, Cl, alkylsulfonate, or arylsulfonate;
Z
represents optionally substituted aryl, heteroaryl or alkenyl;
catalyst
comprises a copper atom or ion, and a ligand;
base
represents a Bronsted base; and
R
represents optionally substituted alkyl, cycloalkyl, aralkyl, heteroaralkyl, alkenylalkyl, or alkynylalkyl. |