METHODS FOR THE PREPARATION OF 9-DEAZAPURINE DERIVATIVES
申请人:Chand Pooran
公开号:US20100093991A1
公开(公告)日:2010-04-15
Methods for the preparation of the β isomer of a 9-deazapurine derivatives using benzyl protecting groups as the protecting groups for the 2 and 3 hydroxyl groups in ribose are provided.
本文提供了一种使用苄基保护基作为核糖中2和3羟基的保护基来制备9-脱氮嘌呤衍生物β异构体的方法。
Anti-leukemic beta-glycosyl C-nucleosides
申请人:Sloan-Kettering Institute
For Cancer Research
公开号:EP0071227A1
公开(公告)日:1983-02-09
Beta-glycosyl C-nucleoside compound of the formula (Excluded 2-deazaoxoformycin) and HCL salts thereof
wherein
X is NR10, S or 0
R10 is H or alkyl with 1 to 6 carbon atoms. R, is
or SR8, or OR8 wherein R6, R7 and Re are independently selected from H or alkyl of 1 to 6 carbon atoms; or R2 is H, NH2,
SR12, or OR12 wherein R16, R11 and R12 are independently selected from H or alkyl of 1-6 carbon atoms;
R3 is OH, SR13, or ORg;
R4 is OH, SR14, or OR15;
R9, R13, R14 and R15 are individually selected from C1-C6
alkyl and C1 to C6 acyl;
R5 is OH or H, R's is OH or H with the proviso that at least one of R5 or R'5 is H.