PROCESS FOR PREPARING PYRANOINDAZOLE SEROTONERGIC RECEPTOR AGONISTS
申请人:CONROW Raymond E.
公开号:US20080033183A1
公开(公告)日:2008-02-07
Described are methods of making pyranoindazoles comprising reacting with a reducing agent a protected halohydrin comprising a secondary carbamate to form a pyranoindazole. In preferred embodiments the secondary carbamate is a benzyl carbamate. Also preferred are embodiments wherein the reacting is preceded by reacting a protected halohydrin with a first organometallic compound. The pyranoindazoles thus formed by the described methods are preferably pharmaceutically active products.