Salts of heterocyclic modulators of HIF activity for treatment of disease

US10888554B2 · US · B2

Patent metadata
FieldValue
Publication numberUS-10888554-B2
Application numberUS-201916450060-A
CountryUS
Kind codeB2
Filing dateJun 24, 2019
Priority dateFeb 25, 2014
Publication dateJan 12, 2021
Grant dateJan 12, 2021

How to read this patent

A practical reading order for non-experts. Skip the full description unless you need deep technical detail.

  1. Title

    What the patent document calls the invention.

  2. Abstract

    A short plain-language summary of the technical disclosure.

  3. Assignees and inventors

    Who owns or filed the patent and who is credited as inventor.

  4. Key dates

    Filing, priority, publication, and grant dates set the timeline.

  5. First independent claim

    The legal scope of protection — read this for what is actually claimed.

  6. CPC / IPC classifications

    Technology tags used to group this patent with similar filings.

  7. Citations and related patents

    Prior art links and similar publications in this corpus.

Abstract

Official abstract text for this publication.

The present disclosure relates to salts of heterocyclic compounds and methods that inhibit HIF pathway activity. The compounds are designed to treat or prevent cancer and other hypoxia-mediated diseases.

First claim

Opening claim text (preview).

What is claimed is: 1. A method for preventing or reducing tumor invasion and tumor metastasis in a patient with a tumor comprising the administration of a therapeutically effective amount of a compound of structural Formula III: wherein: M is selected from the group consisting of an inorganic acid, an organic acid, an amino acid; with the proviso that M is not trifluoroacetic acid; a is a fractional or whole number between about 0.5 and about 3.5 inclusive; b is a fractional or whole number between about 0 and about 10 inclusive; X 2 and X 4 are N and X 5 is O; X 4 and X 5 are N and X 2 is O; X 2 and X 5 are N and X 4 is O; X 2 is CH, X 4 is N, and X 5 is O; or X 2 is CH, X 4 is O, and X 5 is N; Z 2 is selected from the group consisting of N and CR 14 ; R 1 is selected from the group consisting of heterocycloalkyl, alkoxyalkoxy, alkylsulfonylalkoxy, heterocycloalkyloxy, heterocycloalkylcarbonyl, alkoxyalkylamido, heterocycloalkylsulfonyl, alkoxyalkylsulfonamido, wherein said heterocycloalkyl, heterocycloalkyloxy, heterocycloalkylcarbonyl, and heterocycloalkylsulfonyl can be optionally substituted with one or more substituents selected from the group consisting hydrogen, alkyl, and oxo; R 14 , R 39 , and R 40 are independently selected from the group consisting of hydrogen, deuterium, halogen, alkyl, haloalkyl, perhaloalkyl, cyano, hydroxy, alkoxy, haloalkoxy, perhaloalkoxy, alkylthio, amino, and saturated 3- to 7-membered cycloalkyl, any of which may be optionally substituted; and R18 is selected from the group consisting of alkyl, haloalkyl, perhaloalkyl, alkoxy, haloalkoxy, perhaloalkoxy, alkylthio, haloalkylthio, and perhaloalkylthio. 2. The method as recited in claim 1 , wherein R 1 is selected from the group consisting of: 3. The method as recited in claim 1 wherein R 18 is selected from the group consisting of isopropyl, tert-butyl, —CF 3 , —OCF 3 , —OCHF 2 , and —SCF 3 . 4. The method as recited in claim 1 wherein: R 1 is selected from the group consisting of: R 13 , R 14 , R 16 , R 17 , and R 19 are hydrogen; and R 18 is selected from the group consisting of isopropyl, tert-butyl, —CF 3 , —OCF 3 , —OCHF 2 , and —SCF 3 . 5. The method as recited in claim 1 , wherein the compound is in a solid form. 6. The method as recited in claim 1 , wherein the compound is in a crystalline form. 7. The method as recited in claim 1 , wherein M is selected from the group consisting of (+)-camphor-10-sulfonic acid, 2,2-dichloroacetic acid, 2-hydroxyethanesulfonic acid, acetic acid, aspartic acid, benzenesulfonic acid, citric acid, cyclamic acid, di(tert-butyl) naphthalenesulfonic acid, dodecylsulfonic acid, ethanesulfonic acid, formic acid, fumaric acid, glutamic acid, glycerophosphoric acid, glycine, hydroboric acid, hydrobromic acid, hydrochloric acid, lactic acid, maleic acid, malic acid, methanesulfonic acid, naphthalene-2-sulfonic acid, nitric acid, oxalic acid, phosphoric acid, p-toluenesulfonic acid, pyruvic acid, saccharine, succinic acid, sulfuric acid, tartaric acid, and thiocyanic acid. 8. The method as recited in claim 1 , wherein M is selected from the group consisting of hydrochloric acid, benzenesulfonic acid, and methanesulfonic acid. 9. The method as recited in claim 1 , wherein a equals 1 and M is hydrochloric acid. 10. The method as recited in claim 1 , wherein a equals 1 and M is benzenesulfonic acid. 11. The method as recited in claim 1 , wherein a equals 1 and M is methanesulfonic acid. 12. The method as recited in claim 1 , wherein the compound has structural Formula V: wherein M is selected from the group consisting of (+)-camphor-10-sulfonic acid, 2,2-dichloroacetic acid, 2-hydroxyethanesulfonic acid, acetic acid, aspartic acid, benzenesulfonic acid, citric acid, cyclamic acid, di(tert-butyl) naphthalenesulfonic acid, dodecylsulfonic acid, ethanesulfonic acid, formic acid, fumaric acid, glutamic acid, glycerophosphoric acid, glycine, hydroboric acid, hydrobromic acid, hydrochloric acid, lactic acid, maleic acid, malic acid, methanesulfonic acid, naphthalene-2-sulfonic acid, nitric acid, oxalic acid, phosphoric acid, p-toluenesulfonic acid, pyruvic acid, saccharine, succinic acid, sulfuric acid, tartaric acid, and thiocyanic acid; a is a fractional or whole number between about 0.5 and about 3.5 inclusive; and b is a fractional or whole number between about 0 and about 5 inclusive. 13. The method as recited in claim 12 , wherein M is selected from the group consisting of hydrochloric acid, di(tert-butyl) naphthalenesulfonic acid, ethanesulfonic acid, 2-hydroxyethanesulfonic acid, cyclamic acid, p-toluenesulfonic acid, thiocyanic acid, nitric acid, methanesulfonic acid, dodecylsulfonic acid, naphthalene-2-sulfonic acid, benzenesulfonic acid, oxalic acid, saccharine, 2,2-dichloroacetic acid, glycerophosphoric acid, phosphoric acid, (+)-camphor-10-sulfonic acid, sulfuric acid, maleic acid, and pyruvic acid. 14. The method as recited in claim 13 , wherein M is chosen from hydrochloric acid, sulfuric acid, p-toluenesulfonic acid, nitric acid, methanesulfonic acid, benzenesulfonic acid, oxalic acid, and maleic acid. 15. The method as recited in claim 14 , wherein M is hydrochloric acid. 16. The method as recited in claim 1 , wherein the compound has structural Formula VI wherein X is chosen from chloride, di(tert-butyl) naphthalenesulfonate, ethanesulfonate, 2-hydroxyethanesulfonate, cyclamate, tosylate, thiocyanate, nitrate, mesylate, dodecylsulfonate, naphthalene-2-sulfonate, besylate, oxalate, saccharate, 2,2-dichloroacetate, glycerophosphorate, phosphorate, (+)-camphoor-10-sulfonate, maleate, sulfate, and pyruvate. 17. The method as recited in claim 16 , wherein X is chosen from chloride, sulfate, tosylate, nitrate, mesylate, besylate, and maleate. 18. The method as recited in claim 17 , wherein X is chloride. 19. The method as recited in claim 1 , wherein the compound is chosen from the group consisting of: 5-(5-methyl-1-(3-(4-(methylsulfonyl)piperidin-1-yl)benzyl)-1H-1,2,4-triazol-3-yl)-3-(4-(trifluoromethoxy)phenyl)-1,2,4-oxadiazole hydrochloride; 5-(5-methyl-1-(3-(4-(methylsulfonyl)piperidin-1-yl)benzyl)-1H-1,2,4-triazol-3-yl)-3-(4-(trifluoromethoxy)phenyl)-1,2,4-oxadiazole methanesulfonate; and 5-(5-methyl-1-(3-(4-(methylsulfonyl)piperidin-1-yl)benzyl)-1H-1,2,4-triazol-3-yl)-3-(4-(trifluoromethoxy)phenyl)-1,2,4-oxadiazole benzenesulfonate.

Assignees

Inventors

Classifications

  • Non-condensed piperazines containing further heterocyclic rings, e.g. rifampin, thiothixene or sparfloxacin · CPC title

  • Non-condensed quinolines and containing further heterocyclic rings · CPC title

  • containing a six-membered ring with nitrogen as a ring hetero atom, e.g. pipamperone, anabasine · CPC title

  • Oxadiazoles · CPC title

  • A61K31/454Primary

    containing a five-membered ring with nitrogen as a ring hetero atom, e.g. pimozide, domperidone · CPC title

Patent family

Related publications grouped by family.

External sources

Frequently asked questions

Answers are generated from the same data shown on this page.

What does patent US10888554B2 cover?
The present disclosure relates to salts of heterocyclic compounds and methods that inhibit HIF pathway activity. The compounds are designed to treat or prevent cancer and other hypoxia-mediated diseases.
Who is the assignee on this patent?
Univ Texas
What technology area does this patent fall under?
Primary CPC classification A61K31/454. Mapped technology areas include Human Necessities.
When was this patent published?
Publication date Tue Jan 12 2021 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
What related patents are in patentsdb?
We list 9 related publications on this page (citations in our corpus or others sharing the same primary CPC).