SYNTHETIC PROCESS FOR PREPARATION OF MACROCYCLIC C1-KETO ANALOGS OF HALICHONDRIN B AND INTERMEDIATES USEFUL THEREIN INCLUDING INTERMEDIATES CONTAINING -SO2-(P-TOLYL) GROUPS
申请人:ALPHORA RESEARCH INC.
公开号:US20160137661A1
公开(公告)日:2016-05-19
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.
本文公开了式子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如本文所述。本文还公开了制备式子1的化合物或其药学上可接受的盐的方法以及其中使用的中间体。式子1的化合物可用于制备半乳霉素类似物,例如依利妥珠单抗;并且还公开了从式子1的化合物制备依利妥珠单抗的方法。