| abstract |
The present invention is directed to a method of synthizing compounds of formula (I), wherein X, Z, V, R1, R3, R4, G2, n, x, y, and z are defined herein. This invention also includes a method of preparing acid compounds of formula (VII), wherein R is H, and R4, x, y, and z are as defined herein and PG is a protecting group. This invention is also directed to (E) N-{4-[3-chloro-4-(2-pyridinylmethoxy)anilino]-3-cyano-7-ethoxy-6-quinolinyl}-4-(methylamino)-2-butenamide, compositions containing it and methods of using the to treat cancer. |