JPH11509203A - R及びsワルファリン並びにその類似化合物の新規な不斉合成 - Google Patents
R及びsワルファリン並びにその類似化合物の新規な不斉合成Info
- Publication number
- JPH11509203A JPH11509203A JP9505957A JP50595797A JPH11509203A JP H11509203 A JPH11509203 A JP H11509203A JP 9505957 A JP9505957 A JP 9505957A JP 50595797 A JP50595797 A JP 50595797A JP H11509203 A JPH11509203 A JP H11509203A
- Authority
- JP
- Japan
- Prior art keywords
- group
- compound
- formula
- phenyl
- warfarin
- 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
- C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
- C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D311/04—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
- C07D311/42—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms in positions 2 and 4
- C07D311/56—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms in positions 2 and 4 without hydrogen atoms in position 3
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Catalysts (AREA)
- Saccharide Compounds (AREA)
- Plural Heterocyclic Compounds (AREA)
- Pyrane Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Compounds Of Unknown Constitution (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.式2a又は2b (式中、R1はフェニル並びにNO2及びハロゲンから選ばれる少なくとも1つの 基で置換されたフェニルからなる群より選ばれ、 R2はHであり、 R3はC1 〜4アルキル、フェニル及びベンジルからなる群より選ばれ、そして R4はH及びハロゲンからなる群より選ばれる)の化合物又はその薬学的に許 容し得る塩の合成方法であって、 a)式2のラセミ体を酸化して式3 (式中R5はH、CH3、ベンジル、C2 〜8アシル、Na、Li及びKからなる群より選 ばれる)の化合物を形成させ、そして b)キラルホスフィン触媒の存在下で式3の化合物を不斉的に水素化して式 2a又は2bの化合物を形成させる 段階からなる前記方法。 2.段階a)がCuCl、O2及びピリジンの存在下で実行される請求項1に記載の方 法。 3.段階b)においてR5がCH3、ベンジル、C1 〜8アシル、Na、Li及びKからなる 群より選ばれる請求項1に記載の方法。 4.段階b)においてR5がMe、Na、Li及びKからなる群より選ばれる請求項1に 記載の方法。 5.段階b)においてR5がNaである請求項3に記載の方法。 6.キラルホスホラン−Rh(I)錯体が段階b)におけるキラルホスフィン触媒と して使用される請求項1に記載の方法。 求項6に記載の方法。 OTfである請求項7に記載の方法。 OTfである請求項7に記載の方法。 ある請求項7に記載の方法。 ある請求項7に記載の方法。 12.段階b)においてTHF、イソプロパノール、メタノール及びそれらの混合物 からなる群より選ばれる溶媒が使用される請求項1に記載の方法。 13.メタノールが段階b)における溶媒として使用される請求項12に記載の方法 。 14.イソプロパノールが段階b)における溶媒として使用される請求項12に記載 の方法。 15.メタノール及びイソプロパノールの混合物が段階b)における溶媒として使 用される請求項12に記載の方法。 16.R1=フェニル、R2=H、R3=Me及びR4 〜5=Hである請求項1に記載の方法 。 17.R1=フェニル、R2=H、R3=Me、R4=H及びR5=Naである請求項1に記載の 方法。 18.R1=フェニル、R2=H、R3=Me、R4=7−F及びR5=Hである請求項1に記 載の方法。 19.R1=4′−ニトロフェニル、R2=H、R3=Me及びR4 〜5=Hである請求項1に 記載の方法。 20.R1=4′−クロロフェニル、R2=H、R3=Me及びR4 〜5=Hである請求項1に 記載の方法。
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US112795P | 1995-07-13 | 1995-07-13 | |
| US60/001,127 | 1995-07-13 | ||
| US64712696A | 1996-05-09 | 1996-05-09 | |
| US08/647,126 | 1996-05-09 | ||
| PCT/US1996/011489 WO1997003062A1 (en) | 1995-07-13 | 1996-07-10 | A novel asymmetric synthesis of r and s warfarin and its analogs |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JPH11509203A true JPH11509203A (ja) | 1999-08-17 |
| JPH11509203A5 JPH11509203A5 (ja) | 2004-08-19 |
| JP4063320B2 JP4063320B2 (ja) | 2008-03-19 |
Family
ID=26668597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP50595797A Expired - Fee Related JP4063320B2 (ja) | 1995-07-13 | 1996-07-10 | R及びsワルファリン並びにその類似化合物の新規な不斉合成 |
Country Status (14)
| Country | Link |
|---|---|
| EP (1) | EP0839142B1 (ja) |
| JP (1) | JP4063320B2 (ja) |
| AT (1) | ATE205488T1 (ja) |
| AU (1) | AU6675696A (ja) |
| CA (1) | CA2226752C (ja) |
| DE (1) | DE69615200T2 (ja) |
| DK (1) | DK0839142T3 (ja) |
| ES (1) | ES2163036T3 (ja) |
| GR (1) | GR3036896T3 (ja) |
| HR (1) | HRP960332A2 (ja) |
| IL (1) | IL122924A0 (ja) |
| MX (1) | MX9800371A (ja) |
| PT (1) | PT839142E (ja) |
| WO (1) | WO1997003062A1 (ja) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU3064800A (en) * | 1999-01-21 | 2000-08-07 | Darwin Discovery Limited | The therapeutic use of r-warfarin as anticoagulant |
| US6610862B2 (en) | 2001-02-28 | 2003-08-26 | Taro Pharmaceutical Industries Ltd. | Preparation of warfarin sodium from warfarin sodium-2-propanol clathrate by solvent expulsion |
| US6673944B2 (en) | 2001-02-28 | 2004-01-06 | Taro Pharmaceutical Industries, Ltd. | Preparation of warfarin sodium from warfarin acid |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5171892A (en) * | 1991-07-02 | 1992-12-15 | E. I. Du Pont De Nemours And Company | Chiral phospholanes via chiral 1,4-diol cyclic sulfates |
-
1996
- 1996-07-10 JP JP50595797A patent/JP4063320B2/ja not_active Expired - Fee Related
- 1996-07-10 DK DK96926709T patent/DK0839142T3/da active
- 1996-07-10 AT AT96926709T patent/ATE205488T1/de not_active IP Right Cessation
- 1996-07-10 AU AU66756/96A patent/AU6675696A/en not_active Abandoned
- 1996-07-10 ES ES96926709T patent/ES2163036T3/es not_active Expired - Lifetime
- 1996-07-10 PT PT96926709T patent/PT839142E/pt unknown
- 1996-07-10 EP EP96926709A patent/EP0839142B1/en not_active Expired - Lifetime
- 1996-07-10 DE DE69615200T patent/DE69615200T2/de not_active Expired - Fee Related
- 1996-07-10 IL IL12292496A patent/IL122924A0/xx unknown
- 1996-07-10 CA CA002226752A patent/CA2226752C/en not_active Expired - Fee Related
- 1996-07-10 WO PCT/US1996/011489 patent/WO1997003062A1/en not_active Ceased
- 1996-07-11 HR HR08/647,126A patent/HRP960332A2/hr not_active Application Discontinuation
-
1998
- 1998-01-12 MX MX9800371A patent/MX9800371A/es unknown
-
2001
- 2001-10-16 GR GR20010401766T patent/GR3036896T3/el not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| DE69615200T2 (de) | 2002-06-06 |
| CA2226752A1 (en) | 1997-01-30 |
| EP0839142A1 (en) | 1998-05-06 |
| EP0839142B1 (en) | 2001-09-12 |
| WO1997003062A1 (en) | 1997-01-30 |
| PT839142E (pt) | 2001-12-28 |
| ES2163036T3 (es) | 2002-01-16 |
| ATE205488T1 (de) | 2001-09-15 |
| IL122924A0 (en) | 1998-08-16 |
| DE69615200D1 (de) | 2001-10-18 |
| JP4063320B2 (ja) | 2008-03-19 |
| HRP960332A2 (en) | 1998-02-28 |
| DK0839142T3 (da) | 2001-10-29 |
| MX9800371A (es) | 1998-11-29 |
| GR3036896T3 (en) | 2002-01-31 |
| CA2226752C (en) | 2002-02-19 |
| AU6675696A (en) | 1997-02-10 |
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