Patent · US Active

Benzo five-membered nitrogen heterocyclic piperidine or piperazine derivatives and preparation methods and pharmaceutical compositions thereof

US9802929B2 · kind B2 · utility

0Cited by

7References

10Claims

0Family size

Assignee

SHENYANG HAIWANG BIOTECHNOLOGY CO., LTD. · CN

Inventors

Yan Zhou · Montville, US
Lirong Zhang · 东风镇, CN
Jie Zhou · Mason, US
Xin Zhou · Shanghai, CN

Key dates

Filing date	Nov 25, 2013
Grant date	Oct 31, 2017
Priority date	—
Expiry date	Nov 25, 2033

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07D417/12
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

Compounds of formula (I) and its pharmaceutically acceptable salts are describedwherein R1, R2, X, Y, A, B are as defined in the specification. Also disclosed are methods for preparing the compounds of formula (I) or pharmaceutically acceptable salts thereof, and pharmaceutical compositions comprising the compounds of formula (I) or pharmaceutically acceptable salts thereof.

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