[EN] METHODS, PROCESSES, AND COMPOSITIONS FOR IMPROVED PREPARATION OF HU308 AND HU433<br/>[FR] MÉTHODES, PROCÉDÉS ET COMPOSITIONS POUR UNE PRÉPARATION AMÉLIORÉE DE HU308 ET DE HU433
申请人:TETRA BIO PHARMA INC
公开号:WO2022061461A1
公开(公告)日:2022-03-31
Disclosed herein are methods, processes and compositions for preparing a compound of formula 8: (8), and formula 18: (18). The methods and processes comprise performing a first allylic oxidation, a protection reaction, a second allylic oxidation, a reduction reaction, performing an acid-catalyzed coupling reaction, a methylation reaction and a deprotection reaction. Disclosed herein are methods, processes and compositions for enantioselectively preparing compounds of formulae 8 and 18. Also disclosed herein are compositions comprising compounds of formulae 8, 18 and/or intermediates and/or starting material thereof.
本文揭示了制备化合物式8和式18的方法、工艺和组合物。该方法和工艺包括进行第一次烯丙基氧化反应、保护反应、第二次烯丙基氧化反应、还原反应、进行酸催化偶联反应、甲基化反应和去保护反应。本文还揭示了对化合物式8和18进行对映选择性制备的方法、工艺和组合物。本文还揭示了包含化合物式8、18和/或其中间体和/或起始材料的组合物。