TW538037B - A process for preparing substituted thiazolidinedione derivatives - Google Patents
A process for preparing substituted thiazolidinedione derivatives Download PDFInfo
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- TW538037B TW538037B TW087118222A TW87118222A TW538037B TW 538037 B TW538037 B TW 538037B TW 087118222 A TW087118222 A TW 087118222A TW 87118222 A TW87118222 A TW 87118222A TW 538037 B TW538037 B TW 538037B
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D417/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00
- C07D417/02—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00 containing two hetero rings
- C07D417/12—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00 containing two hetero rings linked by a chain containing hetero atoms as chain links
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- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Plural Heterocyclic Compounds (AREA)
- Thiazole And Isothizaole Compounds (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
Description
538037 Α7 -------—〜·Β7 二、發明説明(1 ) 〜 〜-
=明關於—種新賴製法,特別是一種製備特定經 丄火兀一酮衍生物的方法。 土 區々洲專利申請案發表編號〇3〇6228揭示 . 唑烷二_衍生物: 疋式(A)之口基 R— N
ii:!二構形或其醫藥上可接受的鹽類,或其醫藥上· 接又的洛劑化物,其中·· 上 &代表經取代或未經取代芳香族雜環基; 燒基,基和芳院基,其中芳基部1 芳基;$絲代,或者為—個經取代或未經取代έ ^和^代表氳心和^起代表—個鍵; ^表-個具有總數包含至多5個取代基之苯環; 代表一個整數,其範圍從2至6。 恕#部屮决掠準局負一 -¾於合印;^ ΕΡ0306228也揭示一種將…和Re_ ⑷化合物(“苯亞^基嗔 (代表-個鍵之3 声气夕斗乂m,,,)還原成心口 Rc各f 式㈧相對化合物(“苯,基嗔哇院_2,4_二『)的方 以及催=刪⑽228之料^心妓轉金屬的方法 以及催化氫化的方法。 ^ 現在已發現當利用較高物力進行苯亞甲基嗟输 本纸張尺度相+ ® g;家辦(rNS) Λ—__ 538037 A7 B7 五、發明説明(2 ) 2,扣二酮之催化氫化反應時,此反應可在催化負荷和反應時 間内以令人驚訝之還原來達成,最令人出乎意料之外的是 在副夢物的形成上造成顯著的還原。 因此,本發明提供一種製備式(1)化合物的方法: A1——N —
〇
或其互變異構形或其醫藥上可接受 接受的溶劑化物,其中: 商市上了 A1代表經取代或未經取代芳香族雜環基; R1代表-個氫原子、絲、酿基和芳院基, =經取代或未經取代’或者為-個經取代或未= A2代表-個具有總數高至5個取代基之笨環; 一個整數,其範圍從2至6, 代表 其製法包含催化還原式(Π)化合物:
〇 I 中 丨曾,弋 卜聿:是 (II) ---------^衣-- (讀先閲讀背面之注意事項再填寫本頁) 訂 # -4- 本纸張人度4 W屮國1¾家標_ ( (、NS ) Λ4規格(210Χ 29?公iy —-- 538037 A7 B7 ,一· _〜- _ ___ 一·· 丨 -- — —一 五、發明説明(3 ) ~ 其中A1、R1、A2和η如式⑴中所定義,特徵在於利用高於 20psi的氫氣壓力進行退原反應,之後,若有需要並且形成 式(1)1匕合物之醫藥上可接受的鹽類和/或醫藥上可接受的溶 劑化物。 反應是適合在從50至1500psi,如60至15〇〇psi,75至 1500pS1,200 至 1500]^1,70至10〇〇1^1或2〇〇至1〇〇〇^1, 較適合的是70至100〇psi之壓力範圍下進行。 反應壓力實例包括70、75、80、500和i〇〇〇psi。 適合的氮化觸媒是貴金屬觸媒,適合的是鈀觸媒。較佳 的觸媒是載體貴金屬觸媒,如把於碳上之觸媒,一 ^勺人 5%至10%之鈀。 一種較佳的觸媒是10%鈀於碳上之觸媒。 反應中觸媒負荷(以觸媒相對於基材之重量/重量%表示) 的範圍一般是從5至100%,通常是1〇至5〇%及較佳係25 至 50%。 ^ >反應可利用任何適合的溶劑來進行,如醋酸或醇類如甲 醇或^醇:較佳係與礦物酸水溶液如氯氯酸推合;四氣咬 喃,較佳係與礦物酸水溶液如氮氯酸換合。溶劑以醋酸或 醋酸水溶液為佳,例如4 :丨之醋酸:水混合物。 反應是在可提供適合的所需產物形成速率之溫度下,適
合在較高溫度下,較佳係高於7(rc,例如在從阶至US °c的範圍下進行。 站:化合物自反應中分離出來,接著利用慣用的分離和 、、、屯4方法如色層分析法和結晶/再結晶等純化之。 -------續— (讀先閱讀背面之注意事項再填寫本頁)
、1T 538037 Α7 Β7 --------- —____ _____五、發明説明(4 ) 式⑴和(II)中的變數A1、A2、R1和n之適合、適當 偏好和較佳意義是如ΕΡ0306228中式⑴所定義的。田 Α;1之最佳意義是2-咐咬基。 Α2之最佳意義是下式部份: 較 中利 ώ.6 -t 丨津3.1 丨師人j 樣 準 消 t: A ii 印 R1之最佳意義是甲基。 η之最佳意義是2。 式(I)之最佳意義是5-{4-[2-(Ν-甲基-Ν-(2_ 乙氧基]苯甲基卜2,4 -噻唑烷二酮或其互變異構形或其鹽 類,或其溶劑化物。 結晶5-{4-[2-(Ν-甲基-Ν-(2·吡啶基)胺基)乙氧基]苯亞甲 基}-2,4-噻唑烷二酮自本反應中分離出來並形成本發明另 一特點。適合的結晶/再結晶溶劑是醋酸/變性酒精,結晶較 佳係自可冷卻獲得所需化合物之迴流溶劑中完成。. 式(II)之最佳意義是5-{4-[2-(Ν-甲基-Ν-(2-吡啶基)胺基) 乙氧基]苯亞甲基} -2,4-噻唑烷二酮或其互變異構形或其鹽 類,或其溶劑化物。 適合的鹽類是醫藥上可接受的鹽類。 適合的醫藥上可接受的鹽類包括金屬鹽類如,例如鋁, 鹼金屬鹽類如鈉或鉀,鹼土金屬鹽類如鈣或鎂以及銨或經 Τ代的銨鹽,例如這些具有較低碳數之烷基胺如三乙基 胺,羥基、J:完基胺如2-經基乙基胺、雙_(2·經基乙基)_胺或三 吼啶基)胺基) (謂先閲讀背面之注意事項再填寫本頁} 讓衣 訂 Α7 Β7 五、發明説明(5 ) -- :(2:經基乙基)-胺’環烷基胺如二環己基胺或有普魯卡因、 -苯定、•苯乙基胺、脫氳松香基胺、N,N, 雙脫件松香基胺、葡萄糖胺(glueamme).、N_甲基葡萄糖胺 (glucamme)或吡錠鹼類如吡錠、可力丁或醌的銨鹽。 而且應提及這些由包括礦物酸之醫藥上可接受的酸所 提供之醫藥上可接受的鹽類,其包括由礦物酸如氮漠酸、 氫氯酸和硫酸以及有機酸如甲烷磺酸、酒石酸和順式丁烯 二酸’特別是酒石酸和順式丁烯二酸所提供的鹽類。較佳 的鹽類是順式丁烯二酸鹽。 適合的溶劑化物是醫藥上可接受的溶劑化物,如水合 物。 式(II)化合物可根據已知方法,例如藉Ep〇3〇6228中所 揭示適當方法之使用來製備。在此併入EP0306228之内容 以為爹考。 下列實例說明本發明但不以任何方式之。 實例 (謂先閱讀背面之注意事項再填寫本頁} 訂 部 中 局 消 竹 社 印 (Z)_5-{4-[2-(N-曱基-N-(2-吡啶基)胺基)乙氧基]苯亞甲基卜 2,4-噻唑烷二酮還原成5-{4-[2_(N_甲基_N-(2-吡啶基)胺基) 乙氧基]苯甲基}-2,4-噻唑烷二酮 於5_{4-[2_(N-曱基-Ν·(2_π比啶基)胺基)乙氧基]苯亞甲基卜 2,4-噻唑烷二酮(123公斤)於冰醋酸(1232公升)中之溶液中 本紙张尺度適用中國國家標峰(rNS ) Λ4規格(2Ι〇Χ297公釐) 538037 A7 ——^_________ 一 B7 五、發明説明(6 ) — 加入10%鈀於炭上(J〇hnson_Matthey型87L,123公斤,觸 媒包含〜50%重量/重量水,因此觸媒負荷是5〇%重量/重 量)。!所得混合物在70-80pS1氫壓力和約95〇c下氫化。待起 始物質消耗完後(15-20小時),將反應混合物冷卻至約65 °C,藉過濾移出觸媒。所得溶液在較低壓力下濃縮成低體 積並將殘留物溶解在60°C的變性酒精(1000公升)中。將此 浴液迴流加熱,然後冷卻周溫以完成結晶。藉過濾將產物 5_{4-[2-(N-曱基-N-(2-吡啶基)胺基)乙氧基]苯甲基卜2,心噻 唑烷二酮分離出來並且在45°C下真空中乾燥。一般產率為 70-80%。 反應壓力變化的影響 上面反應在可在如下所示之反應時間和觸媒負荷中獲得明 顯還原反應之壓力範圍下完成。 (讀先閱讀背面之注意事項再填寫本頁} •祕衣. 、11 反應編號 條件 反應時間(小時) 1 (75psi,50%觸媒) ---Z_ g V ^ 4 ) 15-20 2 lOOOpsi,50%觸媒 <2 3 lOOOpsi,25%觸媒 7 4 500psi,50%觸媒 4 5 500psi,25%觸媒 計算12 # 本^張尺度適川中國國家標缚(('NS ) Λ4&格(210X 297公釐)
Claims (1)
- Λ !Β8 專利申請案號第87118222號 ^ R0C Patent ΑΡΡ1η· Νο.871 18222 正之f請專利範圍中文本-附件㈠ A 卜rl Γ"Ί ίΪιίί I 丨 JI I Μ · I I r ι «ι κ_ι (Submitted on June β , 2000) 補馬 六、申請專利範圍 1 ^ junc /7 , zuuuj !· 一_由還原5-{4-[2供甲基定基)胺基)乙氧 基]亞下基丨-2,‘噻唑烷二酮或其互變異構形或其鹽或其 化物製備5_{4·[2-(Ν_^基,^,定基)胺基)乙氧基] 苄基卜2,心噻唑烷二酮或其互變異構形或其鹽或其溶劑· 2物之方法’其特徵在於利用高於2QPsi的氫氣壓力進行 原反應,之後,若有需要並且形成式⑴化合物之醫藥 上可接受的鹽類和/或醫藥上可接受的溶劑化物。 2·根據申睛專利第㈠員之方法,其中反應是利用從5〇至 15〇〇Psi、60 至 1500psi、75 至 15〇〇psi、7〇 至 i〇〇〇psi 或200至i5〇〇pSi之氫氣壓力範圍下進行。 根據申%專利第丨或2項之方法,其巾反應氫氣壓力範 圍是從70至i〇〇〇psi。 4. 根據申請專利第m項中任一項之方法,其中反應氯 氣壓力是70、75、80、500 或 1000_。 5. 根據申請專利第U 4項中任一項之方法,其中氣化觸 媒是一種10%鈀於碳上之觸媒。 6. :艮據申請專利第1至5項中任一項之方法,其中觸媒負 荷疋5至100%(觸媒相對於基材之%重量/重量)。 、 -9- w張尺度_ tii^_fc_NS)A4祕⑽χ 297公髮7 . --------訂---------線 (請先閱讀背面之注意事項再填寫本頁) 經濟部智慧財產局員工消費合作社印製 〇獨377·根據申請專利第項中任 劑是醋酸、醋酸水溶液、貌 '=,其中反應溶 摻合物,四斜4. 坑知與無機酸水溶液的 物。 肉興無機酸水溶液的摻合 8·根據申請專利第7項之方法, 一中反應溶劑是醋酸。 9‘根據申請專利第m項中任— 度範圍是從80°C至115。(:。 / ,/、中反應溫(請先閱讀背面之注意事項再填寫本頁) --------訂------ 經濟部智慧財產局員工消費合作社印製---線-本紙張尺度適用中國國家標準(CNS)A4規格(210
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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GBGB9723295.3A GB9723295D0 (en) | 1997-11-04 | 1997-11-04 | Novel process |
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TW538037B true TW538037B (en) | 2003-06-21 |
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TW087118222A TW538037B (en) | 1997-11-04 | 1998-11-03 | A process for preparing substituted thiazolidinedione derivatives |
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Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7091359B2 (en) | 1997-11-04 | 2006-08-15 | Smithkline Beecham Plc | Process for the preparation of thiazolidinedione derivatives |
GB9723295D0 (en) | 1997-11-04 | 1998-01-07 | Smithkline Beecham Plc | Novel process |
HU225919B1 (en) * | 1999-12-18 | 2007-12-28 | Richter Gedeon Nyrt | Thiazolidine-derivatives, process for their preparation pharmaceutical and intermediates |
GB0023971D0 (en) * | 2000-09-29 | 2000-11-15 | Smithkline Beecham Plc | Novel pharmaceutical |
GB0023970D0 (en) * | 2000-09-29 | 2000-11-15 | Smithkline Beecham Plc | Novel pharmaceutical |
IL162460A0 (en) * | 2001-12-20 | 2005-11-20 | Teva Pharma | Hydrogenation of precursors to thiazolidinedione antihyperglycemics |
GB0307259D0 (en) * | 2003-03-28 | 2003-05-07 | Glaxo Group Ltd | Process |
GB2405403A (en) * | 2003-08-29 | 2005-03-02 | Cipla Ltd | Rosiglitazone maleate of particular polymorphic forms and methods of preparing rosiglitazone free base |
AR047541A1 (es) * | 2004-02-13 | 2006-01-25 | Sandoz Ag | Fosfato de 5-[[4-[2-metil-2-piridinil-amino-etoxi]fenil]metil]-2,4 tiazolidinadiona (rosiglitazona) y sus formas polimorficas |
WO2005108394A1 (en) * | 2004-05-12 | 2005-11-17 | Medichem S.A. | Process for the preparation of rosiglitazone |
CZ297266B6 (cs) * | 2004-09-10 | 2006-10-11 | Zentiva, A. S. | Zpusob prípravy rosiglitazonu |
CZ297347B6 (cs) * | 2004-09-21 | 2006-11-15 | Zentiva, A. S. | Zpusob prípravy rosiglitazonu |
CZ298424B6 (cs) * | 2005-05-24 | 2007-09-26 | Zentiva, A. S. | Zpusob krystalizace rosiglitazonu a jeho derivátuze smesných rozpouštedel |
CN102727489A (zh) * | 2012-07-18 | 2012-10-17 | 西南大学 | 5-芳(杂环)亚甲基噻唑烷-2,4-二酮在制备ppar激动剂中的应用 |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5522636A (en) | 1978-08-04 | 1980-02-18 | Takeda Chem Ind Ltd | Thiazoliding derivative |
CN1003445B (zh) * | 1984-10-03 | 1989-03-01 | 武田药品工业株式会社 | 噻唑烷二酮衍生物,其制备方法和用途 |
US4812570A (en) | 1986-07-24 | 1989-03-14 | Takeda Chemical Industries, Ltd. | Method for producing thiazolidinedione derivatives |
US6288095B1 (en) * | 1987-09-04 | 2001-09-11 | Beecham Group P.L.C. | Compounds |
EP0842925A1 (en) * | 1987-09-04 | 1998-05-20 | Beecham Group Plc | Substituted thiazolidinedione derivatives |
US5260445A (en) * | 1987-09-04 | 1993-11-09 | Beecham Group P.L.C. | 2,4-thiazolidinediones |
US5646169A (en) * | 1987-09-04 | 1997-07-08 | Beecham Group P.L.C. | Compounds for treating eating disorders in which blood glucose levels are raised |
US5232925A (en) * | 1987-09-04 | 1993-08-03 | Beecham Group P.L.C. | Compounds |
US5194443A (en) * | 1987-09-04 | 1993-03-16 | Beecham Group P.L.C. | Compounds |
US20020049240A1 (en) * | 1994-12-19 | 2002-04-25 | Beecham Group P.1.C. | Novel compounds |
GB9023583D0 (en) * | 1990-10-30 | 1990-12-12 | Beecham Group Plc | Novel compounds |
GB9023585D0 (en) * | 1990-10-30 | 1990-12-12 | Beecham Group Plc | Novel compounds |
GB9124513D0 (en) * | 1991-11-19 | 1992-01-08 | Smithkline Beecham Plc | Novel process |
US6462337B1 (en) * | 2000-04-20 | 2002-10-08 | Agilent Technologies, Inc. | Mass spectrometer electrospray ionization |
WO1993013095A1 (en) | 1991-12-20 | 1993-07-08 | The Upjohn Company | A reduction method for substituted 5-methylene-thiazolidinediones |
US5741803A (en) * | 1992-09-05 | 1998-04-21 | Smithkline Beecham Plc | Substituted thiazolidinedionle derivatives |
GB9218830D0 (en) * | 1992-09-05 | 1992-10-21 | Smithkline Beecham Plc | Novel compounds |
US6632947B2 (en) * | 1997-02-18 | 2003-10-14 | Smithkline Beecham Plc | Process for the preparation of substituted thiazolidinedione |
UY24886A1 (es) | 1997-02-18 | 2001-08-27 | Smithkline Beecham Plc | Tiazolidindiona |
US7091359B2 (en) * | 1997-11-04 | 2006-08-15 | Smithkline Beecham Plc | Process for the preparation of thiazolidinedione derivatives |
GB9723295D0 (en) | 1997-11-04 | 1998-01-07 | Smithkline Beecham Plc | Novel process |
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1997
- 1997-11-04 GB GBGB9723295.3A patent/GB9723295D0/en not_active Ceased
-
1998
- 1998-10-27 AP APAP/P/2000/001808A patent/AP1519A/en active
- 1998-10-27 SI SI9830468T patent/SI1028960T1/xx unknown
- 1998-10-27 PL PL340366A patent/PL192503B1/pl not_active IP Right Cessation
- 1998-10-27 AT AT98959834T patent/ATE238302T1/de active
- 1998-10-27 CN CNB98810959XA patent/CN1160351C/zh not_active Expired - Fee Related
- 1998-10-27 AU AU15595/99A patent/AU1559599A/en not_active Abandoned
- 1998-10-27 RS YUP-338/00A patent/RS49793B/sr unknown
- 1998-10-27 HU HU0100144A patent/HU224547B1/hu not_active IP Right Cessation
- 1998-10-27 TR TR2000/01239T patent/TR200001239T2/xx unknown
- 1998-10-27 CZ CZ20001633A patent/CZ297209B6/cs not_active IP Right Cessation
- 1998-10-27 DE DE69813869T patent/DE69813869T2/de not_active Expired - Lifetime
- 1998-10-27 SK SK650-2000A patent/SK285233B6/sk not_active IP Right Cessation
- 1998-10-27 EA EA200000484A patent/EA002722B1/ru not_active IP Right Cessation
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