AR043443A1 - Procedimiento de preparacion de tetrahidrotriazolopirazinas y productos intermedios - Google Patents
Procedimiento de preparacion de tetrahidrotriazolopirazinas y productos intermediosInfo
- Publication number
- AR043443A1 AR043443A1 ARP040100646A AR043443A1 AR 043443 A1 AR043443 A1 AR 043443A1 AR P040100646 A ARP040100646 A AR P040100646A AR 043443 A1 AR043443 A1 AR 043443A1
- Authority
- AR
- Argentina
- Prior art keywords
- procedure
- preparation
- atoms
- alkyl
- compound
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D487/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00
- C07D487/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00 in which the condensed system contains two hetero rings
- C07D487/04—Ortho-condensed systems
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D241/00—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings
- C07D241/02—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings not condensed with other rings
- C07D241/04—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings not condensed with other rings having no double bonds between ring members or between ring members and non-ring members
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D271/00—Heterocyclic compounds containing five-membered rings having two nitrogen atoms and one oxygen atom as the only ring hetero atoms
- C07D271/02—Heterocyclic compounds containing five-membered rings having two nitrogen atoms and one oxygen atom as the only ring hetero atoms not condensed with other rings
- C07D271/10—1,3,4-Oxadiazoles; Hydrogenated 1,3,4-oxadiazoles
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
Abstract
Se proporciona un procedimiento para la preparación de 5,6,7,8-tetrahidro[1,2,4]-triazolo[4,3-a]pirazinas sustituidas que son útiles en la síntesis de inhibidores de la dipeptidil peptidasa-IV para el tratamiento de la diabetes tipo 2. También se proporcionan productos intermedios útiles obtenidos en el procedimiento. Reivindicación 1: Un procedimiento para preparar un compuesto de fórmula estructural (1) o una sal ácida del mismo, en la que R1 es fenilo opcionalmente sustituido o alquilo C1-4 insustituido o sustituido con uno a cinco átomos de F; y R2, R3, R4, y R5 son cada uno de forma independiente H, alquilo C1-4 o bencilo opcionalmente sustituido; o R2 y R3 tomados juntos con los átomos de C a los que están unidos forman un anillo alifático cíclico de 5 a 7 miembros, que comprende la etapa de ciclar un compuesto de fórmula estructural IV en un disolvente orgánico adecuado.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US45274803P | 2003-03-07 | 2003-03-07 |
Publications (1)
Publication Number | Publication Date |
---|---|
AR043443A1 true AR043443A1 (es) | 2005-07-27 |
Family
ID=32990678
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ARP040100646 AR043443A1 (es) | 2003-03-07 | 2004-03-01 | Procedimiento de preparacion de tetrahidrotriazolopirazinas y productos intermedios |
Country Status (3)
Country | Link |
---|---|
AR (1) | AR043443A1 (es) |
TW (1) | TW200500368A (es) |
WO (1) | WO2004080958A2 (es) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2006012395A2 (en) | 2004-07-23 | 2006-02-02 | Susan Marie Royalty | Peptidase inhibitors |
PL1942898T5 (pl) | 2005-09-14 | 2014-10-31 | Takeda Pharmaceuticals Co | Inhibitory peptydazy dipeptydylowej do leczenia cukrzycy |
CN102675221A (zh) | 2005-09-16 | 2012-09-19 | 武田药品工业株式会社 | 用于制备嘧啶二酮衍生物的方法中的中间体 |
WO2007112347A1 (en) | 2006-03-28 | 2007-10-04 | Takeda Pharmaceutical Company Limited | Dipeptidyl peptidase inhibitors |
US8324383B2 (en) | 2006-09-13 | 2012-12-04 | Takeda Pharmaceutical Company Limited | Methods of making polymorphs of benzoate salt of 2-[[6-[(3R)-3-amino-1-piperidinyl]-3,4-dihydro-3-methyl-2,4-dioxo-1(2H)-pyrimidinyl]methyl]-benzonitrile |
TW200838536A (en) | 2006-11-29 | 2008-10-01 | Takeda Pharmaceutical | Polymorphs of succinate salt of 2-[6-(3-amino-piperidin-1-yl)-3-methyl-2,4-dioxo-3,4-dihydro-2H-pyrimidin-1-ylmethy]-4-fluor-benzonitrile and methods of use therefor |
US8093236B2 (en) | 2007-03-13 | 2012-01-10 | Takeda Pharmaceuticals Company Limited | Weekly administration of dipeptidyl peptidase inhibitors |
ES2627688T3 (es) | 2010-04-02 | 2017-07-31 | Ogeda Sa | Novedosos compuestos antagonistas selectivos del receptor de NK-3, composición farmacéutica y métodos para uso en trastornos mediados por los receptores de NK-3 |
US10065960B2 (en) | 2010-04-02 | 2018-09-04 | Ogeda Sa | NK-3 receptor selective antagonist compounds, pharmaceutical composition and methods for use in NK-3 receptors mediated disorders |
CN102372716A (zh) | 2010-08-09 | 2012-03-14 | 江苏恒瑞医药股份有限公司 | 酞嗪酮类衍生物、其制备方法及其在医药上的应用 |
CN101973997B (zh) * | 2010-09-30 | 2012-06-06 | 浙江大学 | 一种磷酸西他列汀侧链的制备方法 |
CA2840814A1 (en) | 2011-06-29 | 2013-01-03 | Ranbaxy Laboratories Limited | Solid dispersions of sitagliptin and processes for their preparation |
US20150051213A1 (en) | 2011-06-30 | 2015-02-19 | Suresh Babu Jayachandra | Novel salts of sitagliptin |
CN103906750B9 (zh) | 2011-10-03 | 2016-10-12 | 欧洲筛选有限公司 | 作为选择性NK-3受体拮抗剂的新型手性N-酰基-5,6,7,(8-取代的)-四氢-[1,2,4]三唑并[4,3-a]吡嗪、药物组合物、用于NK-3受体介导的疾病中的方法及其手性合成 |
EP2788352A1 (en) | 2011-12-08 | 2014-10-15 | Ranbaxy Laboratories Limited | Amorphous form of sitagliptin salts |
TR201902080T4 (tr) | 2014-09-25 | 2019-03-21 | Ogeda Sa | N-asil-(3-sübstitüe)-(8-sübstitüe)-5,6-dihidro-[1,2,4]triazolo[4,3-a]pirazinlerinin yeni kiral sentezleri. |
EP3159343B1 (en) | 2015-10-22 | 2017-07-19 | F.I.S.- Fabbrica Italiana Sintetici S.p.A. | Improved process for the preparation of triazole and salt thereof |
US10047094B1 (en) | 2017-02-10 | 2018-08-14 | F.I.S.—Fabbrica Italiana Sintetici S.p.A. | Process for the preparation of triazole and salt thereof |
EP3424927B1 (en) | 2017-07-04 | 2019-04-17 | F.I.S.- Fabbrica Italiana Sintetici S.p.A. | Efficient process for the preparation of sitagliptin through a very effective preparation of the intermediate 2,4,5-trifluorophenylacetic acid |
WO2019137358A1 (zh) * | 2018-01-09 | 2019-07-18 | 江苏恒瑞医药股份有限公司 | 一种parp抑制剂及其中间体的制备方法 |
ES2770143T3 (es) | 2018-02-13 | 2020-06-30 | Fis Fabbrica Italiana Sintetici Spa | Nuevo procedimiento eficiente para la preparación de sitagliptina |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3252483B2 (ja) * | 1992-10-20 | 2002-02-04 | 東レ株式会社 | 3環性トリアゾロ誘導体の製造方法 |
UA74912C2 (en) * | 2001-07-06 | 2006-02-15 | Merck & Co Inc | Beta-aminotetrahydroimidazo-(1,2-a)-pyrazines and tetratriazolo-(4,3-a)-pyrazines as inhibitors of dipeptylpeptidase for the treatment or prevention of diabetes |
MY139563A (en) * | 2002-09-04 | 2009-10-30 | Bristol Myers Squibb Co | Heterocyclic aromatic compounds useful as growth hormone secretagogues |
-
2004
- 2004-03-01 AR ARP040100646 patent/AR043443A1/es not_active Application Discontinuation
- 2004-03-03 WO PCT/US2004/006429 patent/WO2004080958A2/en active Application Filing
- 2004-03-05 TW TW093105894A patent/TW200500368A/zh unknown
Also Published As
Publication number | Publication date |
---|---|
TW200500368A (en) | 2005-01-01 |
WO2004080958A2 (en) | 2004-09-23 |
WO2004080958A3 (en) | 2004-12-23 |
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FA | Abandonment or withdrawal |