JP2022501350A - Tlr8アゴニスト - Google Patents
Tlr8アゴニスト Download PDFInfo
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- JP2022501350A JP2022501350A JP2021515104A JP2021515104A JP2022501350A JP 2022501350 A JP2022501350 A JP 2022501350A JP 2021515104 A JP2021515104 A JP 2021515104A JP 2021515104 A JP2021515104 A JP 2021515104A JP 2022501350 A JP2022501350 A JP 2022501350A
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- Prior art keywords
- pharmaceutically acceptable
- isomer
- compound
- acceptable salt
- tlr8
- Prior art date
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Classifications
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- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K31/00—Medicinal preparations containing organic active ingredients
- A61K31/33—Heterocyclic compounds
- A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
- A61K31/495—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with two or more nitrogen atoms as the only ring heteroatoms, e.g. piperazine or tetrazines
- A61K31/505—Pyrimidines; Hydrogenated pyrimidines, e.g. trimethoprim
- A61K31/519—Pyrimidines; Hydrogenated pyrimidines, e.g. trimethoprim ortho- or peri-condensed with heterocyclic rings
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K31/00—Medicinal preparations containing organic active ingredients
- A61K31/33—Heterocyclic compounds
- A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
- A61K31/54—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with at least one nitrogen and one sulfur as the ring hetero atoms, e.g. sulthiame
- A61K31/549—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with at least one nitrogen and one sulfur as the ring hetero atoms, e.g. sulthiame having two or more nitrogen atoms in the same ring, e.g. hydrochlorothiazide
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P31/00—Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
- A61P31/12—Antivirals
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P31/00—Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
- A61P31/12—Antivirals
- A61P31/20—Antivirals for DNA viruses
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P37/00—Drugs for immunological or allergic disorders
- A61P37/02—Immunomodulators
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D471/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00
- C07D471/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00 in which the condensed system contains two hetero rings
- C07D471/04—Ortho-condensed systems
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- Life Sciences & Earth Sciences (AREA)
- Pharmacology & Pharmacy (AREA)
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- General Health & Medical Sciences (AREA)
- Animal Behavior & Ethology (AREA)
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- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
Abstract
Description
「*」を付けた炭素原子は、単独の(R)または(S)エナンチオマーの形で存在するか、または1つのエナンチオマーリッチな形で存在するキラル炭素原子であり得る。
Xは、N及びCHから選択される。
本発明の化合物は、TLR8に対して有意なアゴニスト活性を有する。本発明の化合物は、TLR8に対して望ましいアゴニスト活性および特異的選択性を示す。本発明の化合物は、望ましいTLR8経路に特異的なサイトカイン(IL-12p40、IFN-γ)誘導活性を示す。マウスでの薬物動態研究では、本発明の化合物が中程度の経口バイオアベイラビリティ及び薬物曝露量を有し、経口投与が実行可能である。TLR8アゴニストは免疫調節剤であり、その過剰な曝露は体の免疫過剰活性化を引き起こし、予測できない副作用を引き起こす可能性がある。
本明細書で使用される以下の用語及び句は、特に断りのない限り、以下の意味を有することを意図している。一つの特定の用語または句は、定義されていない場合でも、不確実または不明確であると見なされるべきではなく、その一般的な意味に従って解釈されるべきである。本明細書で商品名が記載されている場合は、対応する商品または有効成分を指すことを意味する。
(i)疾患または病状を抑制する、すなわちその進行を抑制する、
(ii)疾患または病状を緩和する、すなわちその寛解を導入する。
以下、実施例によって本発明について詳細に説明するが、本発明に限定するわけではない。本明細書で詳細に説明され、特定の例も開示されているが、本発明の精神および範囲から逸脱することなく、特定の実施形態に対して様々な変更および修正を行うことができることは当業者には明らかである。
1. 化合物を3倍の勾配で細胞板に添加し、最終濃度は5000nM、1667nM、556nM、185nM、62nM、21nM、6.9nM、2.3nM、0.76nM、0.25nM、でした。そして、各濃度に対して2連で行う。ネガティブコントロールとして、DMSOを各ウェルに1μL加えた。
1. 健康なボランティアの新鮮な血液を採取し、EDTA-K2抗凝固チューブ(製品番号:BD-8516542)で抗凝固処理した。
Claims (13)
- 式(I)で示される化合物、その異性体またはその薬学的に許容される塩;
ここで、「*」を付けた炭素原子は、単独の(R)または(S)のエナンチオマーの形で存在するか、または1つのエナンチオマーリッチな形で存在するキラル炭素原子であり得、
Xは、N及びCHから選択され、
R1は、H、F、Cl、Br、I、CN、C1-6アルキル、C3-6シクロアルキル、-N(Ra)(Rb)と-O(Rc)から選択され、前記C1-6アルキル及びC3-6シクロアルキルは、任意に1、2または3個のRdで置換され、
R2は、C1-6アルキルから選択され、前記C1-6アルキルは、任意に1、2または3個のReで置換され、
Ra、Rb、Rc、Rd及びReは、それぞれ独立してH、F、Cl、Br、I、OH、CN、NH2、CH3、
から選択され、前記CH3、
は、任意に1、2または3個のRで置換され、
各々Rは、独立してF、Cl、Br、I、OH、CN、NH2、CH3、
から選択される。 - 請求項1〜8のいずれか一項に記載の化合物、その異性体またはその薬学的に許容される塩を含む医薬組成物。
- 治療上有効量の請求項1〜8のいずれか一項に記載の化合物、その異性体、その薬学的に許容される塩、またはその医薬組成物を必要とする対象に投与することを含む、TLR8を作動させる方法。
- TLR8の作動に応答する疾患を治療する方法であって、治療上有効量の請求項1〜8のいずれか一項に記載の化合物、その異性体、その薬学的に許容される塩、またはその医薬組成物を必要とする対象に投与することを含む、方法。
- 前記TLR8の作動に応答する疾患がウイルス感染から選択される、請求項11に記載の方法。
- 前記ウイルス感染がB型肝炎ウイルス感染から選択される、請求項12に記載の方法。
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US12054482B2 (en) | 2024-08-06 |
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CA3112953A1 (en) | 2020-03-26 |
SG11202102641RA (en) | 2021-04-29 |
WO2020057604A1 (zh) | 2020-03-26 |
PH12021550601A1 (en) | 2021-11-29 |
KR20210060567A (ko) | 2021-05-26 |
EP3854794A4 (en) | 2022-06-15 |
EP3854794A1 (en) | 2021-07-28 |
AU2019344868A1 (en) | 2021-04-15 |
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