JP7315805B1 - 単環ピリジン誘導体の合成中間体の製造方法 - Google Patents
単環ピリジン誘導体の合成中間体の製造方法 Download PDFInfo
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D209/00—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom
- C07D209/02—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom condensed with one carbocyclic ring
- C07D209/04—Indoles; Hydrogenated indoles
- C07D209/30—Indoles; Hydrogenated indoles with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, directly attached to carbon atoms of the hetero ring
- C07D209/32—Oxygen atoms
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D401/00—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom
- C07D401/02—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing two hetero rings
- C07D401/12—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing two hetero rings linked by a chain containing hetero atoms as chain links
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- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C201/00—Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton
- C07C201/06—Preparation of nitro compounds
- C07C201/12—Preparation of nitro compounds by reactions not involving the formation of nitro groups
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
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- C07C253/00—Preparation of carboxylic acid nitriles
- C07C253/30—Preparation of carboxylic acid nitriles by reactions not involving the formation of cyano groups
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D209/00—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom
- C07D209/02—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom condensed with one carbocyclic ring
- C07D209/04—Indoles; Hydrogenated indoles
- C07D209/08—Indoles; Hydrogenated indoles with only hydrogen atoms or radicals containing only hydrogen and carbon atoms, directly attached to carbon atoms of the hetero ring
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Organic Chemistry (AREA)
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- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
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Abstract
Description
[1]化合物(2i)
2-a)化合物(1g)
化合物(2a)
を製造する工程2-a)と、
2-b)工程2-a)で得られる化合物(2a)と化合物(2b)
2-c)工程2-b)で得られる化合物(2c)と化合物(2d)
2-d)工程2-c)で得られる化合物(2e)におけるPG1を除去して、化合物(2f)
2-e)工程2-d)で得られる化合物(2f)と化合物(2g-1)または化合物(2g-2)
とを塩基存在下反応させて、化合物(2h)
2-f)工程2-e)で得られる化合物(2h)におけるR1を除去して、化合物(2i)
[2]化合物(2b)が、4-ニトロピリジン-1-イウム-オレートである、[1]記載の製造方法、
[3]化合物(2d)が、1,1,3,3-テトラメチルブチルアミンである、[1]記載の製造方法、
[4]化合物(2d)が、クミルアミンである、[1]記載の製造方法、
[5]活性化剤が、p-トルエンスルホニルクロライドである、[1]記載の製造方法、
[6]化合物(1g)
1-a)1,2-(メチレンジオキシ)-4-ニトロベンゼンと4-ブロモベンジルアルコールとを塩基存在下反応させて、化合物(1c)
1-b)工程1-a)で得られる化合物(1c)とメトキシエチル化剤とを塩基存在下反応させて、化合物(1d)
1-c)工程1-b)で得られる化合物(1d)とシアノメチル化剤とを塩基存在下反応させて、化合物(1f)
1-d)工程1-c)で得られた化合物(1f)におけるニトロ基のアミノ基への変換、4-ブロモベンジル基の除去、および酸触媒による閉環により、化合物(1g)
[7]工程1-d)において、パラジウム触媒及び硫酸を使用する、[6]記載の製造方法。
1H NMR Spectrum(DMSO-d6)δ(ppm): 5.23(2H, s), 7.17(1H, d, J=9.1Hz), 7.44(2H, br d, J=8.3Hz), 7.60(2H, br d, J=8.3Hz), 7.63(1H, d, J=2.6Hz), 7.71(1H, dd, J=9.1, 2.6Hz)
1H NMR Spectrum (DMSO-d6)δ(ppm): 3.28(3H, s), 3.68(2H, t, J=4.5Hz), 4.23(2H, t, J=4.2Hz), 5.26(2H, s), 7.23(1H, d, J=9.1Hz), 7.41(2H, br d, J=7.9Hz), 7.60(2H, br d, J=7.9Hz), 7.79(1H, d, J=2.3Hz), 7.88(1H, dd, J=8.7, 1.9Hz)
1H-NMR Spectrum(CDCl3)δ(ppm):3.46(3H, s), 3.81(2H, t, J=4.8Hz), 4.19(2H, s), 4.25(2H, t, J=4.4Hz), 5.23(2H, s), 7.14(1H, s), 7.35(2H, d, J=8.0Hz), 7.54(2H, d, J=8.4Hz), 7.84(1H, s)
1H NMR Spectrum(DMSO-d6)δ(ppm): 3.32(3H, s), 3.66-3.69(2H, m), 4.04-4.07(2H, m), 6.16(1H, t, J=2.1Hz), 6.88(2H, d, J=4.2Hz), 7.07(1H, dd, J=2.8, 2.5Hz), 8.08(1H, s), 10.57(1H, br s)
1H NMR Spectrum(DMSO-d6)δ(ppm): 1.61(9H, s), 3.32(3H, s), 3.68-3.71(2H, m), 4.08-4.11(2H, m), 6.49(1H, d, J=3.6Hz), 6.95(1 H, s), 7.44(1H, d, J=3.6Hz), 7.59(1H, s), 8.75(1H, s)
1H NMR Spectrum(DMSO-d6)δ(ppm): 1.63(9H, s), 3.16(3H, s), 3.49-3.52(2H, m), 4.09- 4.12(2H, m), 6.65(1H, d, J=3.8Hz), 6.83 -6.87(2H, m), 7.48(1H, s), 7.62(1H, d, J=3.6Hz), 7.82(1H, br s), 8.04-8.07(2H, m)
1H NMR Spectrum(CD3OD)δ(ppm): 0.89(9H, s), 1.30(6H, s), 1.64(2H, s), 3.27(3H, s), 3.56-3.59(2H, m), 4.05-4.09(2H, m), 5.85(1 H, d, J=2.3Hz), 6.15(1H, dd, J=6.0, 2.3Hz), 6.36-6.39(1H, m), 7.11(1H, s), 7.17(1 H, d, J=3.4Hz), 7.25(1H, s), 7.74(1H, d, J=6.0Hz)
1H NMR Spectrum(CD3OD)δ(ppm): 0.93(9H, s), 1.35(6H, s), 1.71(2H, s), 2.98(3H, s), 3.30(3H, s),3.62-3.64(2H, m), 4.13-4.16(2H, m), 5.88(1H, d, J=2.3Hz), 6.18(1H, dd, J=5.9, 2.3Hz), 6.61(1H, d, J=3.2Hz), 7.32(1H, s), 7.58(1H, d, J=3.8Hz), 7.79(1H, d, J=5.9Hz), 8.08(1H, s)
1H NMR Spectrum (DMSO-d6)δ(ppm): 2.32(3H, s), 2.84(3H, d, J=4.5Hz), 3.15(3H, s), 3.51-3.54(2H, m), 4.08-4.11(2H, m), 6.01(1H, d, J=2.3Hz), 6.63-6.66(2H, m), 7.50(1H, s), 7.61(2H, br s), 7.79(1H, d, J=3.8Hz), 7.90(1H, d, J=7.2Hz), 8.10(1H, s), 8.18(1H, q, J=4.2Hz), 12.82(1H, brs)
1H NMR Spectrum (DMSO-d6)δ(ppm): 2.83(3H, d, J=4.4Hz), 3.18(3H, s), 3.50-3.54(2H, m), 4.04-4.08(2H, m), 5.69(1H, d, J=1.8Hz), 5.76(2H, s), 6.09(1H, dd, J=5.7, 2.2Hz), 6.59(1H, d, J=3.5Hz), 7.33(1H, s), 7.71-7.74(2H, m), 8.03(1H, s), 8.10-8.14(1H, m)
Claims (5)
- 化合物(2i)
またはその塩を製造する方法であって、
2-a)化合物(1g)
に保護基を導入して、
化合物(2a)
(式中、PG1は、窒素原子の保護基を意味する)
を製造する工程2-a)と、
2-b)工程2-a)で得られる化合物(2a)と化合物(2b)
(式中、X1は脱離基を意味する)とを、塩基存在下反応させて化合物(2c)
(式中、PG1は、上記と同じ基を意味する)を製造する工程2-b)と、
2-c)工程2-b)で得られる化合物(2c)と化合物(2d)
(式中、R1は、tert-ペンチル基、tert-ブチル基、tert-オクチル基またはクミル基を意味する)とを、活性化剤存在下反応させて、化合物(2e)
(式中、PG1およびR1は、上記と同じ基を意味する)を製造する工程2-c)と、
2-d)工程2-c)で得られる化合物(2e)におけるPG1を除去して、化合物(2f)
(式中、R1は、上記と同じ基を意味する)を製造する工程2-d)と、
2-e)工程2-d)で得られる化合物(2f)と化合物(2g-1)または化合物(2g-2)
(式(2g-1)のR2はC1-6アルキル基またはC6-10アリール基であって、前記C1-6アルキル基はハロゲン原子およびメトキシ基からなる群から選ばれる同一または異なっていてもよい置換基を1ないし3個有していてもよく、前記C6-10アリール基はハロゲン原子、メチル基、メトキシ基およびニトロ基から選ばれる同一または異なっていてもよい置換基を1ないし3個有していてもよく、式(2g-2)のX2はハロゲン原子を意味する)
とを塩基存在下反応させて、化合物(2h)
(式中、R1は、上記と同じ基を意味する)を製造する工程2-e)と、
2-f)工程2-e)で得られる化合物(2h)におけるR1を除去して、化合物(2i)
を製造する工程2-f)と、必要に応じて、工程2-f)で得られた化合物(2i)をその塩に変換する工程2-g)とを含む方法。 - 化合物(2b)が、4-ニトロピリジン-1-イウム-オレートである、請求項1記載の製造方法。
- 化合物(2d)が、1,1,3,3-テトラメチルブチルアミンである、請求項1記載の製造方法。
- 化合物(2d)が、クミルアミンである、請求項1記載の製造方法。
- 活性化剤が、p-トルエンスルホニルクロライドである、請求項1記載の製造方法。
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| Application Number | Priority Date | Filing Date | Title |
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| JP2023086361A JP2023099776A (ja) | 2021-08-31 | 2023-05-25 | 単環ピリジン誘導体の合成中間体の製造方法 |
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| JP2021141245 | 2021-08-31 | ||
| JP2021141245 | 2021-08-31 | ||
| PCT/JP2022/032309 WO2023032872A1 (ja) | 2021-08-31 | 2022-08-29 | 単環ピリジン誘導体の合成中間体の製造方法 |
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| JPWO2023032872A1 JPWO2023032872A1 (ja) | 2023-03-09 |
| JP7315805B1 true JP7315805B1 (ja) | 2023-07-26 |
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|---|---|
| US (1) | US20240294496A1 (ja) |
| EP (1) | EP4361139A4 (ja) |
| JP (1) | JP7315805B1 (ja) |
| KR (1) | KR20240052932A (ja) |
| CN (1) | CN117677613A (ja) |
| CA (1) | CA3227445A1 (ja) |
| IL (1) | IL310338A (ja) |
| MX (1) | MX2024001501A (ja) |
| TW (1) | TW202328098A (ja) |
| WO (1) | WO2023032872A1 (ja) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004002410A2 (en) * | 2002-06-27 | 2004-01-08 | Bristol-Myers Squibb Company | 2,4-disubstituted-pyridine n-oxides useful as hiv reverse transcriptase inhibitors |
| WO2009117421A2 (en) * | 2008-03-17 | 2009-09-24 | Kalypsys, Inc. | Heterocyclic modulators of gpr119 for treatment of disease |
| WO2014129477A1 (ja) * | 2013-02-20 | 2014-08-28 | エーザイ・アール・アンド・ディー・マネジメント株式会社 | 単環ピリジン誘導体 |
| WO2016027781A1 (ja) * | 2014-08-18 | 2016-02-25 | エーザイ・アール・アンド・ディー・マネジメント株式会社 | 単環ピリジン誘導体の塩およびその結晶 |
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2022
- 2022-08-29 US US18/292,731 patent/US20240294496A1/en active Pending
- 2022-08-29 IL IL310338A patent/IL310338A/en unknown
- 2022-08-29 TW TW111132531A patent/TW202328098A/zh unknown
- 2022-08-29 CN CN202280050069.8A patent/CN117677613A/zh active Pending
- 2022-08-29 JP JP2023504017A patent/JP7315805B1/ja active Active
- 2022-08-29 EP EP22864455.5A patent/EP4361139A4/en active Pending
- 2022-08-29 WO PCT/JP2022/032309 patent/WO2023032872A1/ja not_active Ceased
- 2022-08-29 MX MX2024001501A patent/MX2024001501A/es unknown
- 2022-08-29 KR KR1020247002573A patent/KR20240052932A/ko active Pending
- 2022-08-29 CA CA3227445A patent/CA3227445A1/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004002410A2 (en) * | 2002-06-27 | 2004-01-08 | Bristol-Myers Squibb Company | 2,4-disubstituted-pyridine n-oxides useful as hiv reverse transcriptase inhibitors |
| WO2009117421A2 (en) * | 2008-03-17 | 2009-09-24 | Kalypsys, Inc. | Heterocyclic modulators of gpr119 for treatment of disease |
| WO2014129477A1 (ja) * | 2013-02-20 | 2014-08-28 | エーザイ・アール・アンド・ディー・マネジメント株式会社 | 単環ピリジン誘導体 |
| WO2016027781A1 (ja) * | 2014-08-18 | 2016-02-25 | エーザイ・アール・アンド・ディー・マネジメント株式会社 | 単環ピリジン誘導体の塩およびその結晶 |
Non-Patent Citations (2)
| Title |
|---|
| YIN J. et al.,A General and Efficient 2-Amination of Pyridines and Quinolines,Journal of Organic Chemistry,2007年,72(12),pp. 4554-4557 |
| YIN J. ET AL.: "A General and Efficient 2-Amination of Pyridines and Quinolines", JOURNAL OF ORGANIC CHEMISTRY, vol. 72(12), JPN6022040220, 2007, pages 4554 - 4557, ISSN: 0005034866 * |
Also Published As
| Publication number | Publication date |
|---|---|
| EP4361139A4 (en) | 2025-08-20 |
| CA3227445A1 (en) | 2023-03-09 |
| US20240294496A1 (en) | 2024-09-05 |
| MX2024001501A (es) | 2024-02-27 |
| EP4361139A1 (en) | 2024-05-01 |
| CN117677613A (zh) | 2024-03-08 |
| WO2023032872A1 (ja) | 2023-03-09 |
| JPWO2023032872A1 (ja) | 2023-03-09 |
| KR20240052932A (ko) | 2024-04-23 |
| IL310338A (en) | 2024-03-01 |
| TW202328098A (zh) | 2023-07-16 |
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