[EN] Novel calcilytic compounds, pharmaceutical compositions, methods of synthesis and methods of using them are provided. [FR] La présente invention concerne des composés calcilytiques innovants, des compositions pharmaceutiques et leurs procédés de synthèse et d'utilisation.
Titanium(IV) Isopropoxide Mediated Synthesis of Pyrimidin-4-ones
作者:Joshi M. Ramanjulu、Michael P. DeMartino、Yunfeng Lan、Robert Marquis
DOI:10.1021/ol100624p
日期:2010.5.21
A novel, one-step method for the synthesis of tri- and tetrasubstituted pyrimidin-4-ones is reported. This method involves a titanium(IV)-mediated cyclization involving two sequential condensations of primary and β-ketoamides. The reaction is operationally facile, readily scalable, and offers rapid entry into differentially substituted pyrimidin-4-one scaffolds. The high functional group compatibility