Anti-tumor effect potentiator using novel biphenyl compound

Patent metadata

Field	Value
Publication number	US-11510915-B2
Application number	US-201816616826-A
Country	US
Kind code	B2
Filing date	May 25, 2018
Priority date	May 26, 2017
Publication date	Nov 29, 2022
Grant date	Nov 29, 2022

Abstract

An antitumor formulation comprising a biphenyl compound having LSD1 inhibitory activity or a salt thereof and one or more other antitumor agents that are administered in combination, the compound being represented by Formula (I):

wherein ring A, ring B, R1 to R6, l, m, and n are as defined in the specification.

First claim

The invention claimed is:

1. A method for inhibiting LSD1 activity in a patient with a tumor, comprising administering a combination of a biphenyl compound or a salt thereof in combination with one or more antitumor agents in an amount effective for inhibiting LSD1 activity to a patient, wherein said biphenyl compound is selected from the group consisting of:
1) 4-[5-[(3S)-3-aminopyrrolidine-1-carbonyl]-2-[2-fluoro-4-(2-hydroxy-2-methyl-propyl)phenyl]phenyl]-2-fluoro-benzonitrile;
2) 4-[5-[(3-endo)-3-amino-8-azabicyclo[3.2.1]octane-8-carbonyl]-2-[2-fluoro-4-(2-hydroxy-2-methyl-propyl)phenyl]phenyl]-2-fluoro-benzonitrile;
3) 5′-((1S,2S,4R)-rel-2-amino-7-azabicyclo[2.2.1]heptane-7-carbonyl)-2″,3-difluoro-4″-(2-hydroxy-2-methylpropyl)-[1,1′:2′,1″-terphenyl]-4-carbonitrile-isomer-B;
4) 5′-((1S,2S,4R)-rel-2-amino-7-azabicyclo[2.2.1]heptane-7-carbonyl)-2′-(6,7-difluoro-1-(2-hydroxy-2-methylpropyl)-1H-benzo[d][1,2,3]triazol-5-yl)-3-fluoro-[1,1′-biphenyl]-4-carbonitrile-isomer-B;
5) 5′-((1S,2S,4R)-rel-2-amino-7-azabicyclo[2.2.1]heptane-7-carbonyl)-2′-(1-(2-ethyl-2-hydroxybutyl)-6,7-difluoro-1H-benzo[d][1,2,3]triazol-5-yl)-3-fluoro-[1,1′-biphenyl]-4-carbonitrile-isomer-X;
6) 5′-((1S,2S,4R)-rel-2-amino-7-azabicyclo[2.2.1]heptane-7-carbonyl)-2′-(7-bromo-6-fluoro-1-(2-hydroxy-2-methylpropyl)-1H-benzo[d][1,2,3]triazol-5-yl)-3-fluoro-[1,1′-biphenyl]-4-carbonitrile-isomer-X; and
7) 5′-(((1S,2S,4R)-rel-2-amino-7-azabicyclo[2.2.1]heptan-7-yl)methyl)-2′-(6,7-difluoro-1-(2-hydroxy-2-methylpropyl)-1H-benzo[d][1,2,3]triazol-5-yl)-3-fluoro-[1,1′-biphenyl]-4-carbonitrile-isomer-X.

2. A method for inhibiting LSD1 activity in a patient with a tumor, comprising administering a biphenyl compound or a salt thereof in an amount effective for inhibiting LSD1 activity, to a cancer patient, wherein said biphenyl compound is administered in combination with one or more antitumor agents, and wherein said biphenyl compound is selected from the group consisting of:
(1) 4-[5-[(3S)-3-aminopyrrolidine-1-carbonyl]-2-[2-fluoro-4-(2-hydroxy-2-methyl-propyl)phenyl]phenyl]-2-fluoro-benzonitrile;
(2) 4-[5-[(3-endo)-3-amino-8-azabicyclo[3.2.1]octane-8-carbonyl]-2-[2-fluoro-4-(2-hydroxy-2-methyl-propyl)phenyl]phenyl]-2-fluoro-benzonitrile;
(3) 5′-((1S,2S,4R)-rel-2-amino-7-azabicyclo[2.2.1]heptane-7-carbonyl)-2″,3-difluoro-4″-(2-hydroxy-2-methylpropyl)-[1,1′:2′,1″-terphenyl]-4-carbonitrile-isomer-B;
(4) 5′-((1S,2S,4R)-rel-2-amino-7-azabicyclo[2.2.1]heptane-7-carbonyl)-2′-(6,7-difluoro-1-(2-hydroxy-2-methylpropyl)-1H-benzo[d][1,2,3]triazol-5-yl)-3-fluoro-[1,1′-biphenyl]-4-carbonitrile-isomer-B;
(5) 5′-((1S,2S,4R)-rel-2-amino-7-azabicyclo[2.2.1]heptane-7-carbonyl)-2′-(1-(2-ethyl-2-hydroxybutyl)-6,7-difluoro-1H-benzo[d][1,2,3]triazol-5-yl)-3-fluoro-[1,1′-biphenyl]-4-carbonitrile-isomer-X;
(6) 5′-((1S,2S,4R)-rel-2-amino-7-azabicyclo[2.2.1]heptane-7-carbonyl)-2′-(7-bromo-6-fluoro-1-(2-hydroxy-2-methylpropyl)-1H-benzo[d][1,2,3]triazol-5-yl)-3-fluoro-[1,1′-biphenyl]-4-carbonitrile-isomer-X; and
(7) 5′-(((1S,2S,4R)-rel-2-amino-7-azabicyclo[2.2.1]heptan-7-yl)methyl)-2′-(6,7-difluoro-1-(2-hydroxy-2-methylpropyl)-1H-benzo[d][1,2,3]triazol-5-yl)-3-fluoro-[1,1′-biphenyl]-4-carbonitrile-isomer-X.

3. The method according to claim 1 , wherein said biphenyl compound or salt thereof and said one or more other antitumor agents are administered simultaneously, sequentially, or at an interval.

4. The method according to claim 1 , wherein said one or more antitumor agents are at least one member selected from the group consisting of cytarabine, azacitidine, decitabine, guadecitabine, daunorubicin, tretinoin (ATRA), RG7388, carboplatin, cisplatin, paclitaxel, irinotecan (SN-38), and etoposide.

5. The method according to claim 2 , wherein said one or more antitumor agents are at least one member selected from the group consisting of cytarabine, azacitidine, decitabine, guadecitabine, daunorubicin, tretinoin (ATRA), RG7388, carboplatin, cisplatin, paclitaxel, irinotecan (SN-38), and etoposide.

6. A method for treating a tumor associated with LSD1 activity, comprising administering a combination of a biphenyl compound or a salt thereof in combination with one or more antitumor agents, in an amount effective for inhibiting LSD1 activity, to a patient with a tumor associated with LSD1 activity,
wherein the biphenyl compound is selected from the group consisting of:
(1) 4-[5-[(3S)-3-aminopyrrolidine-1-carbonyl]-2-[2-fluoro-4-(2-hydroxy-2-methyl-propyl)phenyl]phenyl]-2-fluoro-benzonitrile;
(2) 4-[5-[(3-endo)-3-amino-8-azabicyclo[3.2.1]octane-8-carbonyl]-2-[2-fluoro-4-(2-hydroxy-2-methyl-propyl)phenyl]phenyl]-2-fluoro-benzonitrile;
(3) 5′-((1S,2S,4R)-rel-2-amino-7-azabicyclo[2.2.1]heptane-7-carbonyl)-2″,3-difluoro-4″-(2-hydroxy-2-methylpropyl)-[1,1′:2′,1″-terphenyl]-4-carbonitrile-isomer-B;
(4) 5′-((1S,2S,4R)-rel-2-amino-7-azabicyclo[2.2.1]heptane-7-carbonyl)-2′-(6,7-difluoro-1-(2-hydroxy-2-methylpropyl)-1H-benzo[d][1,2,3]triazol-5-yl)-3-fluoro-[1,1′-biphenyl]-4-carbonitrile-isomer-B;
(5) 5′-((1S,2S,4R)-rel-2-amino-7-azabicyclo[2.2.1]heptane-7-carbonyl)-2′-(1-(2-ethyl-2-hydroxybutyl)-6,7-difluoro-1H-benzo[d][1,2,3]triazol-5-yl)-3-fluoro-[1,1′-biphenyl]-4-carbonitrile-isomer-X;
(6) 5′-((1S,2S,4R)-rel-2-amino-7-azabicyclo[2.2.1]heptane-7-carbonyl)-2′-(7-bromo-6-fluoro-1-(2-hydroxy-2-methylpropyl)-1H-benzo[d][1,2,3]triazol-5-yl)-3-fluoro-[1,1′-biphenyl]-4-carbonitrile-isomer-X; and
(7) 5′-(((1S,2S,4R)-rel-2-amino-7-azabicyclo[2.2.1]heptan-7-yl)methyl)-2′-(6,7-difluoro-1-(2-hydroxy-2-methylpropyl)-1H-benzo[d][1,2,3]triazol-5-yl)-3-fluoro-[1,1′-biphenyl]-4-carbonitrile-isomer-X.

7. A method for treating a tumor associated with LSD1 activity, comprising administering a biphenyl compound or a salt thereof in an amount effective for inhibiting LSD1 activity, to a cancer patient, wherein said biphenyl compound is administered in combination with one or more antitumor agents,
wherein the biphenyl compound is selected from the group consisting of:
(1) 4-[5-[(3S)-3-aminopyrrolidine-1-carbonyl]-2-[2-fluoro-4-(2-hydroxy-2-methyl-propyl)phenyl]phenyl]-2-fluoro-benzonitrile;
(2) 4-[5-[(3-endo)-3-amino-8-azabicyclo[3.2.1]octane-8-carbonyl]-2-[2-fluoro-4-(2-hydroxy-2-methyl-propyl)phenyl]phenyl]-2-fluoro-benzonitrile;
(3) 5′-((1S,2S,4R)-rel-2-amino-7-azabicyclo[2.2.1]heptane-7-carbonyl)-2″,3-difluoro-4″-(2-hydroxy-2-methylpropyl)-[1,1′:2′,1″-terphenyl]-4-carbonitrile-isomer-B;
(4) 5′-((1S,2S,4R)-rel-2-amino-7-azabicyclo[2.2.1]heptane-7-carbonyl)-2′-(6,7-difluoro-1-(2-hydroxy-2-methylpropyl)-1H-benzo[d][1,2,3]triazol-5-yl)-3-fluoro-[1,1′-biphenyl]-4-carbonitrile-isomer-B;
(5) 5′-((1S,2S,4R)-rel-2-amino-7-azabicyclo[2.2.1]heptane-7-carbonyl)-2′-(1-(2-ethyl-2-hydroxybutyl)-6,7-difluoro-1H-benzo[d][1,2,3]triazol-5-yl)-3-fluoro-[1,1′-biphenyl]-4-carbonitrile-isomer-X;
(6) 5′-((1S,2S,4R)-rel-2-amino-7-azabicyclo[2.2.1]heptane-7-carbonyl)-2′-(7-bromo-6-fluoro-1-(2-hydroxy-2-methylpropyl)-1H-benzo[d][1,2,3]triazol-5-yl)-3-fluoro-[1,1′-biphenyl]-4-carbonitrile-isomer-X, and
(7) 5′-(((1S,2S,4R)-rel-2-amino-7-azabicyclo[2.2.1]heptan-7-yl)methyl)-2′-(6,7-difluoro-1-(2-hydroxy-2-methylpropyl)-1H-benzo[d][1,2,3]triazol-5-yl)-3-fluoro-[1,1′-biphenyl]-4-carbonitrile-isomer-X.

8. A method for treating a cancer patient with a tumor associated with LSD1 activity, comprising administering to a cancer patient, an LSD1 inhibiting agent comprising a biphenyl compound or a salt thereof in combination with one or more antitumor agents, wherein the biphenyl compound is selected from the group consisting of
1) 4-[5-[(3S)-3-aminopyrrolidine-1-carbonyl]-2-[2-fluoro-4-(2-hydroxy-2-methyl-propyl)phenyl]phenyl]-2-fluoro-benzonitrile;
2) 4-[5-[(3-endo)-3-amino-8-azabicyclo[3.2.1]octane-8-carbonyl]-2-[2-fluoro-4-(2-hydroxy-2-methyl-propyl)phenyl

Assignees

• Taiho Pharmaceutical Co Ltd

Inventors

• Osada Akiko

Classifications

• C07D519/00

  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 · CPC title

• A61K31/4725

  containing further heterocyclic rings · CPC title

• A61K31/439

  the ring forming part of a bridged ring system, e.g. quinuclidine (8-azabicyclo [3.2.1] octanes A61K31/46) · CPC title

• C07D487/08

  Bridged systems · CPC title

• C07D223/12

  Nitrogen atoms not forming part of a nitro radical · CPC title