SYNTHETIC PROCESS FOR PREPARATION OF MACROCYCLIC C1-KETO ANALOGS OF HALICHONDRIN B AND INTERMEDIATES USEFUL THEREIN
申请人:ALPHORA RESEARCH INC.
公开号:US20150065733A1
公开(公告)日:2015-03-05
Disclosed is a compound of formula 1, or a pharmaceutically acceptable salt thereof, where R
1
, R
2
, R
3
, R
4
, R
5
, R
6
, R
7
, R
7′
, R
8
, R
9
, R
10
, R
11
, R
12
and R
13
are as disclosed herein. Also, disclosed is a process for the preparation of the compound of formula 1, or a pharmaceutically acceptable salt thereof, and intermediates used therein. The compound of formula 1 can be used in the preparation of halichondrin analogs, such as Eribulin; and a process for its preparation from the compound of formula 1 is also disclosed.
本文披露了一种公式1的化合物,或其药学上可接受的盐,其中R1、R2、R3、R4、R5、R6、R7、R7'、R8、R9、R10、R11、R12和R13如本文所披露。同时,本文还披露了制备公式1的化合物或其药学上可接受的盐的方法及其中使用的中间体。公式1的化合物可用于制备类海绵毒素类似物,如依杜波林;同时还披露了从公式1的化合物制备依杜波林的方法。