Patent · US Expired

Process for the isolation and purification of epothilones

US6946561B2 · kind B2 · utility

2Cited by

0References

7Claims

0Family size

Assignee

Novartis AG · CH

Inventors

Ernst Kusters · Sankt Goarshausen, DE
Heinz Unternährer · Kaiseraugst, CH

Key dates

Filing date	Dec 5, 2001
Grant date	Sep 20, 2005
Priority date	—
Expiry date	Dec 5, 2021

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61P35/00
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

The invention relates to a desorption process for epothilones, especially epothilone A and/or epothilone B, from resins and new production, work-up or purification processes or manufacturing methods for epothilones comprising said desorption process, as well as the use of certain solvents for the desorption of epothilones from resins.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.