# US 10,946,014 B2 · Certain triazolopyridines and triazolopyrazines, compositions thereof and methods of use therefor

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- Number: US 10,946,014 B2
- Document ID: US10946014B2
- Status: Granted
- Kind: B2
- Application number: 16/678,091
- Filed: 2019-11-08
- Published: 2020-06-11
- Granted: 2021-03-16
- Earliest claimed: 2009-12-31
- Assignees: Hutchison Medipharma Limited
- Applicants: Hutchison Medipharma Limited
- Inventors: Wei-Guo Su; Hong Jia; Guangxiu Dai
- Web page: https://patentgrep.com/patent/US10946014B2

## CPC

- A61K 31/4985: Pyrazines or piperazines ortho- or peri-condensed with heterocyclic ring systems
- A61K 31/437: the heterocyclic ring system containing a five-membered ring having nitrogen as a ring hetero atom, e.g. indolizine, beta-carboline
- A61K 31/4375: the heterocyclic ring system containing a six-membered ring having nitrogen as a ring heteroatom, e.g. quinolizines, naphthyridines, berberine, vincamine
- A61K 31/4545: containing a six-membered ring with nitrogen as a ring hetero atom, e.g. pipamperone, anabasine
- A61K 31/4709: Non-condensed quinolines and containing further heterocyclic rings
- A61K 31/5025: ortho- or peri-condensed with heterocyclic ring systems
- A61K 31/519: ortho- or peri-condensed with heterocyclic rings
- A61K 31/5377: not condensed and containing further heterocyclic rings, e.g. timolol
- A61K 45/06: Mixtures of active ingredients without chemical characterisation, e.g. antiphlogistics and cardiaca
- A61P 35/00: Antineoplastic agents
- A61P 35/02: specific for leukemia
- A61P 43/00: Drugs for specific purposes, not provided for in groups A61P1/00-A61P41/00
- C07D 471/04: Ortho-condensed systems
- C07D 487/04: Ortho-condensed systems
- C07D 519/00: Heterocyclic compounds containing more than one system of two or more relevant hetero rings condensed among themselves or condensed with a common carbocyclic ring system not provided for in groups C07D453/00 or C07D455/00
- A61K: PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES (devices or methods specially adapted for bringing pharmaceutical products into particular physical or administering forms A61J3/00; chemical aspects of, or use of materials for deodorisation of air, for disinfection or sterilisation, or for bandages, dressings, absorbent pads or surgical articles A61L; soap compositions C11D)
- A61P: SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- C07D: HETEROCYCLIC COMPOUNDS (macromolecular compounds C08)

## Abstract

Provided are certain triazolopyridines and triazolopyrazines, compositions thereof and methods of use therefor.

## Claims

### Claim 1

A compound of the formula
or a salt thereof.

### Claim 2 (depends on 1)

A compound according to claim 1, of the formula
in free base form.