1351691-93-4Relevant articles and documents
PROCESS FOR THE SYNTHESIS OF CARBONUCLEOSIDE AND INTERMEDIATES FOR USE THEREIN
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Page/Page column 10-11, (2011/12/14)
Disclosed is a process for preparing a carbonucleoside of formula (1) and intermediates for use therein. The process involves the step of reacting a compound of formula (2) with a compound of formula (3) under Mitsunobu-type reaction conditions to obtain a compound of formula (4), wherein PG1, PG2, PG3 and PG4 are protecting groups. The compound of formula (4) is deprotected to form the compound of formula (1), as shown below.