摘要 |
Disclosed is a compound of formula 1, or a pharmaceutically acceptable salt thereof, where R1, R2, R3, R4, R5, R6, R7, R7′, R8, R9, R10, R11, R12 and R13 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. |
申请人 |
ALPHORA RESEARCH INC. |
发明人 |
SOUZA, FABIO E.S.;RUDOLPH, ALENA;PAN, MING;GORIN, BORIS;NGOOI, TENG KO;BEXRUD, JASON A.;ORPRECIO, RICARDO;RANGWALA, HUZAIFA |