Patent · US Active

Preparation of 1-(substituted benzyl)-5-trifluoromethyl-2(1H)pyridone compounds and salts thereof and their applications

US8377932B2 · kind B2 · utility

8Cited by

0References

6Claims

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Assignee

CENTRAL SOUTH UNIVERSITY · CN

Inventors

Gaoyun Hu · Dongguan, CN
Lijian Tao · Changsha, CN
Jun Chen · Lake Bluff, US

Key dates

Filing date	May 24, 2010
Grant date	Feb 19, 2013
Priority date	—
Expiry date	May 24, 2030

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61P43/00
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

1-(substituted benzyl)-5-trifluoromethyl-2(1H)pyridone compounds and their pharmaceutical acceptable salts are disclosed. The preparation methods of the compounds and their salts and the use of the same for preparing the medicaments for treating fibrosis are also disclosed. New pyridine compounds and their salts are obtained from trifluoromethyl pyridone as starting material.

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