Patent · US Active

Process-scale synthesis of urolithins

US9573922B2 · kind B2 · utility

3Cited by

0References

20Claims

0Family size

Assignee

Amazentis SA · CH

Inventors

Christopher L. Rinsch · Morges, CH
Roland Mueller · Caledon East, CA
Wolfgang Skranc · Wien, AT

Key dates

Filing date	Jul 18, 2016
Grant date	Feb 21, 2017
Priority date	—
Expiry date	Jul 18, 2036

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61K33/34
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

Disclosed is a method of preparing a urolithin, or an intermediate or analog thereof, having a dibenzo[b,d]pyran-6-one core. The method is especially advantageous for the large-scale preparation of urolithins or intermediates or analogs thereof. The method may optionally include the preparation of a urolithin, or an intermediate or analog thereof, as a pharmaceutically acceptable salt.

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