CN1160351C - 噻唑烷二酮衍生物的制备方法 - Google Patents
噻唑烷二酮衍生物的制备方法 Download PDFInfo
- Publication number
- CN1160351C CN1160351C CNB98810959XA CN98810959A CN1160351C CN 1160351 C CN1160351 C CN 1160351C CN B98810959X A CNB98810959X A CN B98810959XA CN 98810959 A CN98810959 A CN 98810959A CN 1160351 C CN1160351 C CN 1160351C
- Authority
- CN
- China
- Prior art keywords
- reaction
- salt
- formula
- compound
- 1500psi
- 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.)
- Expired - Fee Related
Links
Classifications
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- 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)
Abstract
本发明涉及制备式(I)化合物或其互变异构形式或其可药用盐,或其可药用溶剂化物的方法,其中:A1表示取代或未取代的芳杂环基;R1表示氢原子,烷基,酰基,其中芳基部分是取代或未取代的芳烷基,或表示取代或未取代的芳基;A2表示至多共5个取代基的苯环;和n表示2-6的整数;该方法包括催化还原式(II)化合物:其中A1,R1,A2和n的定义相应于通式(I),其特征在于还原反应所采用的氢气压力大于20psi,和之后如果需要,生成式(I)化合物的可药用盐和/或可药用溶剂化物。
Description
本发明涉及新的制备方法,具体地说涉及某些取代的噻唑烷二酮衍生物的制备方法。
欧洲专利申请公开号0306228公开了某些下式(A)噻唑烷二酮衍生物或其互变异构形式或其可药用盐,或其可药用溶剂化物:
其中Aa表示取代或未取代的芳杂环基;
Ra表示氢原子,烷基,酰基,其中芳基部分可以为取代或未取代的芳烷基,或表示取代或未取代的芳基;
Rb和Rc各自表示氢或Rb和Rc共同表示键;
Ab表示至多共5个取代基的苯环;和
n’表示2-6的整数。
EP0306228也公开了将其中Rb和Rc共同表示键的式(A)化合物(亚苄基噻唑烷-2,4-二酮)还原为其中Rb和Rc各自是氢的式(A)化合物(苄基噻唑烷-2,4-二酮)的方法。在EP0306228中公开具体的还原方法是溶解金属的方法和催化氢化的方法。
已经发现当亚苄基噻唑烷-2,4-二酮的催化氢化在采用一定的高氢气压力进行时,令人惊奇的是,反应可以在减少的催化剂负载和反应时间下进行,并且明显减少了副产物的形成。
因此,本发明提供了制备式(I)化合物或其互变异构形式或其可药用盐,或其可药用溶剂化物的方法:
其中A1表示取代或未取代的芳杂环基;
R1表示氢原子,烷基,酰基,其中芳基部分可以为取代或未取代的芳烷基,或表示取代或未取代的芳基;
A2表示至多共5个取代基的苯环;和
n表示2-6的整数;
该方法包括催化还原式(II)化合物:
其中A1,R1,A2和n的定义相应于通式(I),其特征在于还原反应所采用的氢气压力大于20psi,和之后如果需要,生成式(I)化合物的可药用盐和/或可药用溶剂化物。
合适的反应是在50-1500psi的压力范围内进行,如60-1500psi,75-1500psi,200-1500psi,70-1000psi或200-1000psi,更合适的70-1000psi。
反应压力的实例包括70,75,80,500和1000psi。
合适的氢化催化剂是贵金属催化剂,适用的是钯催化剂。
优选的催化剂是在载体上的贵金属催化剂,如钯/炭催化剂,典型的含有5%-10%的钯。
优选的催化剂是10%钯/炭催化剂。
在反应中的催化剂负载(以催化剂/底物的w/w%表示)典型的是在5-100%范围内,通常10-50%和优选25-50%范围内。
反应可采用任何适当的溶剂进行,这些溶剂如乙酸,或链烷醇如甲醇或乙醇,优选与含水无机酸如盐酸混合使用;或四氢呋喃,优选与含水无机酸如盐酸混合使用。优选的溶剂是乙酸或含水乙酸,例如4∶1的乙酸∶水的混合物。
反应是在可获得合适的所需产物生成率的温度下进行的,合适的是在升高的温度下,优选在高于70℃,例如在80-115℃的范围内进行。
从反应中分离式(I)化合物,随后通过常规分离和纯化方法如色谱和结晶/重结晶方法进行纯化。
在通式(I)和(II)中变量A1,A2,R1和n的合适的、优选的基团或数值如EP0306228中式(I)所述。
最优选的A1是2-吡啶基。
最优选的A2是下式基团:
最优选的R1是甲基。
最优选的n值是2。
最优选的式(I)是5-{4-[2-(N-甲基-N-(2-吡啶基)氨基)乙氧基]苄基}-2,4-噻唑烷二酮或其互变异构形式或其盐,或其溶剂化物。
将5-{4-[2-(N-甲基-N-(2-吡啶基)氨基)乙氧基]亚苄基}-2,4-噻唑烷二酮晶体从本发明的反应中分离出来,这些形式构成本发明的另一个方面,合适的结晶/重结晶溶剂是乙酸/变性乙醇,优选在回流溶剂中进行结晶,将其冷却后得到所需化合物。
最优选的式(II)是5-{4-[2-(N-甲基N-(2-吡啶基)氨基)乙氧基]亚苄基}-2,4-噻唑烷二酮或其互变异构形式或其盐,或其溶剂化物。
合适的盐是可药用盐。
合适的可药用盐包括金属盐,如铝盐,碱金属盐如钠盐或钾盐,碱土金属盐如钙盐或镁盐,以及铵盐或取代铵盐,如低级烷基胺如三乙胺,羟基烷基胺如2-羟基乙胺,二-(2-羟基乙基)-胺或三-(2-羟基乙基)-胺,环烷基胺如二环己基胺;或与普鲁卡因、二苄基哌啶、N-苄基-b-苯乙胺、脱氢枞胺、N,N’-二脱氢枞胺,葡糖胺,N-甲基葡糖胺或吡啶型碱如吡啶、可力丁或喹啉所形成的盐。
此外还需提及的是由包括无机酸的可药用酸形成的可药用盐,包括与无机酸如氢溴酸,氢氯酸和硫酸形成的盐,和与有机酸如甲磺酸、酒石酸和马来酸,特别是与酒石酸和马来酸形成的盐。
适当的溶剂化物是可药用的溶剂化物,如水合物。
式(II)化合物可根据已知的方法制备,如根据EP0306228中所公开的合适的方法制备。在这里EP-0306228的内容引作参考。
下面的实施例用以说明本发明,但是并不以任何方式限制本发明的范围。
实施例
将(Z)-5-{4-[2-(N-甲基-N-(2-吡啶基)氨基)乙氧基]亚苄基}-2,4-噻唑烷二酮还原为5-{4-[2-(N-甲基-N-(2-吡啶基)氨基)乙氧基]苄基}-2,4-噻唑烷二酮
向(Z)-5-{4-[2-(N-甲基-N-(2-吡啶基)氨基)乙氧基]亚苄基}-2,4-噻唑烷二酮(123kg)的冰乙酸(1232L)溶液中加入10%钯/炭(Johnson-Matthey型87L,123kg,催化剂含有~50%w/w水,因此催化剂负载是50%w/w),在约95℃和70-80p.s.i.氢气压力下氢化所得的混合物。反应原料消耗完后(15-20小时),将反应混合物冷却到约65℃并通过过滤除去催化剂。在减压下浓缩所得的溶液至小体积并在60℃将残留物溶于变性乙醇中(1000L)。加热回流溶液然后冷却到室温使之结晶。通过过滤分离产物5-{4-[2-(N-甲基-N-(2-吡啶基)氨基)乙氧基]苄基}-2,4-噻唑烷二酮,并在45℃真空干燥。典型产率70-80%。改变反应压力的影响
在一定的压力范围内进行上述反应,可导致反应时间和催化剂负载的明显减少。
反应序号 | 条件 | 反应时间(小时) |
12345 | (75psi,50%催化剂)1000psi,50%催化剂1000psi,25%催化剂500psi,50%催化剂500psi,25%催化剂 | 15-20<274ca.12 |
Claims (9)
1.制备5-{4-[2-(N-甲基-N-(2-吡啶基)氨基)乙氧基]苄基}-2,4-噻唑烷二酮化合物或其互变异构形式或其盐,或其溶剂化物的方法:
该方法包括催化还原5-{4-[2-(N-甲基-N-(2-吡啶基)氨基)乙氧基]亚苄基}-2,4-噻唑烷二酮或其互变异构形式或其盐,或其溶剂化物,其特征在于所述还原反应所采用的氢气压力大于20psi;以及之后如果需要,生成所述化合物的可药用盐和/或可药用溶剂化物,而且所用的氢化催化剂是含有5%-10%的钯的钯/炭催化剂,并且该催化剂的负载为催化剂/底物的10-50%w/w。
2.根据权利要求1的方法,其中反应是在50-1500psi,60-1500psi,75-1500psi,70-1000psi或200-1500psi的氢气压力范围内进行的。
3.根据权利要求1的方法,其中反应是在70-1000psi的氢气压力范围内进行的。
4.根据权利要求1的方法,其中反应的氢气压力是70,75,80,500或1000psi。
5.根据权利要求1的方法,其中氢化催化剂是10%钯/炭催化剂。
6.根据权利要求1的方法,其中催化剂负载是催化剂/底物的25-50%w/w。
7.根据权利要求1的方法,其中反应溶剂是乙酸、含水乙酸、链烷醇、链烷醇与含水无机酸的混合物、四氢呋喃或四氢呋喃与含水无机酸的混合物。
8.根据权利要求7的方法,其中反应溶剂是乙酸或含水乙酸。
9.根据权利要求1的方法,其中反应温度是在80-115℃范围内。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9723295.3 | 1997-11-04 | ||
GBGB9723295.3A GB9723295D0 (en) | 1997-11-04 | 1997-11-04 | Novel process |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1278818A CN1278818A (zh) | 2001-01-03 |
CN1160351C true CN1160351C (zh) | 2004-08-04 |
Family
ID=10821570
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB98810959XA Expired - Fee Related CN1160351C (zh) | 1997-11-04 | 1998-10-27 | 噻唑烷二酮衍生物的制备方法 |
Country Status (44)
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 |
-
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
- 1998-10-27 JP JP2000518965A patent/JP3723448B2/ja not_active Expired - Fee Related
- 1998-10-27 OA OA1200000131A patent/OA11521A/en unknown
- 1998-10-27 WO PCT/EP1998/006997 patent/WO1999023095A1/en active IP Right Grant
- 1998-10-27 KR KR1020007004783A patent/KR100602551B1/ko not_active IP Right Cessation
- 1998-10-27 CA CA002309461A patent/CA2309461A1/en not_active Abandoned
- 1998-10-27 ES ES98959834T patent/ES2197519T3/es not_active Expired - Lifetime
- 1998-10-27 ID IDW20000822A patent/ID24644A/id unknown
- 1998-10-27 IL IL13589898A patent/IL135898A/xx unknown
- 1998-10-27 BR BR9814622-0A patent/BR9814622A/pt not_active Application Discontinuation
- 1998-10-27 EP EP98959834A patent/EP1028960B1/en not_active Expired - Lifetime
- 1998-10-27 PT PT98959834T patent/PT1028960E/pt unknown
- 1998-10-27 UA UA2000042451A patent/UA56269C2/uk unknown
- 1998-10-27 EP EP02075969A patent/EP1219620A1/en not_active Withdrawn
- 1998-10-27 DK DK98959834T patent/DK1028960T3/da active
- 1998-10-28 UY UY25227A patent/UY25227A1/es not_active IP Right Cessation
- 1998-11-02 AR ARP980105505A patent/AR016660A1/es active IP Right Grant
- 1998-11-02 MY MYPI98004975A patent/MY118605A/en unknown
- 1998-11-02 MA MA25328A patent/MA26560A1/fr unknown
- 1998-11-03 PE PE1998001038A patent/PE129399A1/es not_active Application Discontinuation
- 1998-11-03 TW TW087118222A patent/TW538037B/zh not_active IP Right Cessation
- 1998-11-03 CO CO98064433A patent/CO5011075A1/es unknown
- 1998-11-03 ZA ZA9810033A patent/ZA9810033B/xx unknown
- 1998-11-03 DZ DZ980247A patent/DZ2637A1/xx active
- 1998-11-03 IN IN3258DE1998 patent/IN192870B/en unknown
- 1998-11-25 SA SA98190820A patent/SA98190820B1/ar unknown
-
2000
- 2000-04-27 NO NO20002174A patent/NO315557B1/no not_active IP Right Cessation
- 2000-05-04 HR HR20000263A patent/HRP20000263B1/xx not_active IP Right Cessation
- 2000-06-05 BG BG104505A patent/BG64559B1/bg unknown
-
2001
- 2001-02-02 HK HK01100772A patent/HK1032046A1/xx not_active IP Right Cessation
- 2001-02-02 HK HK02108713.7A patent/HK1048804A1/zh unknown
-
2002
- 2002-07-09 AU AU2002300593A patent/AU2002300593B8/en not_active Ceased
-
2004
- 2004-08-04 JP JP2004228226A patent/JP2004339235A/ja active Pending
-
2006
- 2006-01-05 US US11/326,003 patent/US20060106221A1/en not_active Abandoned
- 2006-10-18 US US11/550,506 patent/US7351832B2/en not_active Expired - Fee Related
-
2008
- 2008-07-08 EC EC2008002712A patent/ECSP082712A/es unknown
Also Published As
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN1160351C (zh) | 噻唑烷二酮衍生物的制备方法 | |
CA1294965C (en) | Amino-thiazole and oxazole derivatives | |
FR2674849A1 (fr) | Nouveaux derives de n-cyclohexyl benzamides ou thiobenzamides, leurs preparations et leurs applications en therapeutique. | |
JP4790910B2 (ja) | クロマン誘導体 | |
CA2595782A1 (en) | Process for producing thiazolidinedione compound and production intermediate thereof | |
US7091359B2 (en) | Process for the preparation of thiazolidinedione derivatives | |
AU2003271055B2 (en) | Methods of crystal precipitation | |
WO2006090265A2 (en) | Processes for the preparation of levetiracetam, its intermediate and the use of levetiracetam in pharmaceutical compositions | |
AU2003219165B2 (en) | Neurotensin active 2,3-diaryl-pyrazolidine derivatives | |
CN1143077A (zh) | 制备卤代乙酰胺衍生物的方法 | |
USRE34242E (en) | Amino-oxazole compounds having dopaminergic activity | |
CA3207714A1 (en) | Pyrrolopyridine derivative preparation method |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20040804 Termination date: 20111027 |