反应详情

Similar procedure as described in example 28c was used, starting from 6-formyl-4-(tetrahydro-pyran-4-yloxy)-quinoline-3-carbonitrile (example 76b), pseudothiohydantoin, sodium acetate and acetic acid to give 6-[2-amino-4-oxo-4H-thiazol-(5Z)-ylidenemethyl]-4-(tetrahydro-pyran-4-yloxy)-quinoline-3-carbonitrile. LC-MS m/e 381 (MH+).