CRYSTALLINE DERIVATIVES OF (S)-1-((2R,3R,4S,5S)-5-ALLYL-3-METHOXY-4-(TOSYLMETHYL)TETRAHYDROFURAN-2-YL)-3-AMINOPROPAN-2-OL

摘要

Disclosed are salts of a compound of formula 1, as shown below, where R1, R2, R3, R4, R5, R6 and R7 are as described herein. Also, disclosed is a process for the preparation of the salts of the compounds of formula 1, and intermediates used therein. The salts of the compound of formula 1 can be useful for preparation of halichondrin analogs such as eribulin.