JPH08506361A - 3‐アミノ‐2‐クロロ‐4‐アルキルピリジン又は‐4‐アリールピリジンの製造方法 - Google Patents
3‐アミノ‐2‐クロロ‐4‐アルキルピリジン又は‐4‐アリールピリジンの製造方法Info
- Publication number
- JPH08506361A JPH08506361A JP7515398A JP51539895A JPH08506361A JP H08506361 A JPH08506361 A JP H08506361A JP 7515398 A JP7515398 A JP 7515398A JP 51539895 A JP51539895 A JP 51539895A JP H08506361 A JPH08506361 A JP H08506361A
- Authority
- JP
- Japan
- Prior art keywords
- amino
- alkyl
- chloro
- alkylpyridine
- producing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
- C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
- C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D213/60—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D213/72—Nitrogen atoms
- C07D213/73—Unsubstituted amino or imino radicals
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pyridine Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.4-位又は4-及び5-位が置換した3-アミノピリジンを、HCl/H2O2水溶液と反応 させて調製することを特徴とする、6-位が未置換の3-アミノ-2-クロロピリジン 誘導体の製造方法。 2.3-アミノ-4-アルキル又は-4-アリールピリジンをHCl/H2O2水溶液と反応させ て調製することを特徴とする、3-アミノ-2-クロロ-4-アルキル又は4-アリール- ピリジンの製造方法。 3.3-アミノ-4-メチル-ピリジンを出発化合物として使用する、請求項1記載の 方法。 4.a)2,6-ジクロロ-3-アミノ-4-C1-3-アルキルピリジンを3-アミノ-4-C1-3-ア ルキルピリジンに接触還元により転化し、その後 b)HCl/H2O2水溶液と反応させて調製すること を特徴とする、3-アミノ-2-クロロ-4-C1-3-アルキルピリジンの製造方法。 5.3-アミノ-4-メチルピリジンを出発化合物として使用する、請求項4記載の 方法。 6.接触還元を、溶媒としてのメタノール/水において、パラジウム/炭素触媒 の存在下の水素を使用して行う、請求項4又は5記載の方法。 7.得られた3-アミノ-4-C1-3-アルキルピリジンを単離する、請求項4又は5記 載の方法。 8.調製を分別抽出により行うこと: a)pH-1〜+1において有機層に副生物を移し、 b)その後、水層をpH3.5〜5に調節し、生成物を好適な溶媒での抽出により単 離するか、又は容易に溶解しない誘導体の場合において、水層をpH7〜14に調節 することにより生成物を直接沈殿させること を特徴とする、請求項1〜5のいずれか1項記載の方法。 9.a)4-位又は4-及び5-位が置換した2,6-ジクロロ-3-アミノ-ピリジンを、接 触還元により対応する3-アミノピリジンに転化し、その後 b)HCl/H2O2水溶液と反応させて調製すること を特徴とする、6-位が未置換の3-アミノ-2-クロロピリジン誘導体の製造方法。 10.a)2,6-ジクロロ-3-アミノ-4-アルキル又は4-アリールを、接触還元により3 -アミノ-4-アルキル-又は4-アリールピリジンに転化し、 b)HCl/H2O2水溶液と反応させて調製すること を特徴とする、3-アミノ-2-クロロ-4-アルキル又は4-アリールーピリジンの製造 方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4341033.2 | 1993-12-02 | ||
DE4341033 | 1993-12-02 | ||
PCT/EP1994/003988 WO1995015314A1 (de) | 1993-12-02 | 1994-12-01 | Verfahren zur herstellung von 3-amino-2-chlor-4-alkyl- bzw. 4-aryl-pyridin |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH08506361A true JPH08506361A (ja) | 1996-07-09 |
JP3516454B2 JP3516454B2 (ja) | 2004-04-05 |
Family
ID=6503969
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP51539895A Expired - Lifetime JP3516454B2 (ja) | 1993-12-02 | 1994-12-01 | 3‐アミノ‐2‐クロロ‐4‐アルキルピリジン又は‐4‐アリールピリジンの製造方法 |
Country Status (11)
Country | Link |
---|---|
US (1) | US5686618A (ja) |
EP (1) | EP0682655B1 (ja) |
JP (1) | JP3516454B2 (ja) |
AT (1) | ATE192437T1 (ja) |
CA (1) | CA2155214C (ja) |
DE (2) | DE4442808A1 (ja) |
DK (1) | DK0682655T3 (ja) |
ES (1) | ES2147601T3 (ja) |
GR (1) | GR3034079T3 (ja) |
PT (1) | PT682655E (ja) |
WO (1) | WO1995015314A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002535311A (ja) * | 1999-01-22 | 2002-10-22 | ベーリンガー インゲルハイム ファーマシューティカルズ インコーポレイテッド | マロノニトリル及びアセトンからの3‐アミノ−2−クロロ−4‐メチルピリジンの合成 |
JP2002535310A (ja) * | 1999-01-22 | 2002-10-22 | ベーリンガー インゲルハイム ファーマシューティカルズ インコーポレイテッド | アセトン及びエチルシアノアセテートからの3‐アミノ−2−クロロ−4‐メチルピリジンの合成 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6399781B1 (en) | 2000-10-10 | 2002-06-04 | Boehringer Ingelheim Chemicals, Inc. | Process for making 3-amino-2-chloro-4-methylpyridine |
CN114835714A (zh) * | 2022-04-01 | 2022-08-02 | 上海蓝乐鸟实业有限公司 | 一种托法替尼的制备方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5200522A (en) * | 1991-06-11 | 1993-04-06 | Boehringer Ingelheim Pharmaceuticals, Inc. | Method for preparing 3-amino-2-chloro-4-alkylpyridines |
AU652656B2 (en) * | 1991-06-11 | 1994-09-01 | Boehringer Ingelheim Pharmaceuticals, Inc. | Method for the preparation of 3-amino-2-chloro-4-alkylpyridines |
-
1994
- 1994-12-01 WO PCT/EP1994/003988 patent/WO1995015314A1/de active IP Right Grant
- 1994-12-01 JP JP51539895A patent/JP3516454B2/ja not_active Expired - Lifetime
- 1994-12-01 US US08/495,551 patent/US5686618A/en not_active Expired - Lifetime
- 1994-12-01 CA CA002155214A patent/CA2155214C/en not_active Expired - Lifetime
- 1994-12-01 DE DE4442808A patent/DE4442808A1/de not_active Ceased
- 1994-12-01 EP EP95902106A patent/EP0682655B1/de not_active Expired - Lifetime
- 1994-12-01 DK DK95902106T patent/DK0682655T3/da active
- 1994-12-01 ES ES95902106T patent/ES2147601T3/es not_active Expired - Lifetime
- 1994-12-01 DE DE59409324T patent/DE59409324D1/de not_active Expired - Lifetime
- 1994-12-01 PT PT95902106T patent/PT682655E/pt unknown
- 1994-12-01 AT AT95902106T patent/ATE192437T1/de active
-
2000
- 2000-07-31 GR GR20000401771T patent/GR3034079T3/el unknown
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002535311A (ja) * | 1999-01-22 | 2002-10-22 | ベーリンガー インゲルハイム ファーマシューティカルズ インコーポレイテッド | マロノニトリル及びアセトンからの3‐アミノ−2−クロロ−4‐メチルピリジンの合成 |
JP2002535310A (ja) * | 1999-01-22 | 2002-10-22 | ベーリンガー インゲルハイム ファーマシューティカルズ インコーポレイテッド | アセトン及びエチルシアノアセテートからの3‐アミノ−2−クロロ−4‐メチルピリジンの合成 |
Also Published As
Publication number | Publication date |
---|---|
EP0682655B1 (de) | 2000-05-03 |
WO1995015314A1 (de) | 1995-06-08 |
ES2147601T3 (es) | 2000-09-16 |
EP0682655A1 (de) | 1995-11-22 |
DE59409324D1 (de) | 2000-06-08 |
CA2155214C (en) | 2005-03-29 |
US5686618A (en) | 1997-11-11 |
JP3516454B2 (ja) | 2004-04-05 |
CA2155214A1 (en) | 1995-06-08 |
ATE192437T1 (de) | 2000-05-15 |
DE4442808A1 (de) | 1995-06-08 |
DK0682655T3 (da) | 2000-08-07 |
GR3034079T3 (en) | 2000-11-30 |
PT682655E (pt) | 2000-08-31 |
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