RS50915B - α KRISTALNI OBLIK TERCIJALNE BUTILAMINSKE SOLI PERINDOPRILA - Google Patents

α KRISTALNI OBLIK TERCIJALNE BUTILAMINSKE SOLI PERINDOPRILA

Info

Publication number
RS50915B
RS50915B YUP-1004/02A YUP100402A RS50915B RS 50915 B RS50915 B RS 50915B YU P100402 A YUP100402 A YU P100402A RS 50915 B RS50915 B RS 50915B
Authority
RS
Serbia
Prior art keywords
crystalline form
intensity
butylamine salt
perindopril tert
expressed
Prior art date
Application number
YUP-1004/02A
Other languages
English (en)
Inventor
Bruno Pfeiffer
Yves-Michel Ginot
Gérard Coquerel
Stéphane Beilles
Original Assignee
Les Laboratoires Servier
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=8852172&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=RS50915(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Les Laboratoires Servier filed Critical Les Laboratoires Servier
Publication of YU100402A publication Critical patent/YU100402A/sh
Publication of RS50915B publication Critical patent/RS50915B/sr

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D209/00Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom
    • C07D209/02Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom condensed with one carbocyclic ring
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07KPEPTIDES
    • C07K5/00Peptides containing up to four amino acids in a fully defined sequence; Derivatives thereof
    • C07K5/02Peptides containing up to four amino acids in a fully defined sequence; Derivatives thereof containing at least one abnormal peptide link
    • C07K5/022Peptides containing up to four amino acids in a fully defined sequence; Derivatives thereof containing at least one abnormal peptide link containing the structure -X-C(=O)-(C)n-N-C-C(=O)-Y-; X and Y being heteroatoms; n being 1 or 2
    • C07K5/0222Peptides containing up to four amino acids in a fully defined sequence; Derivatives thereof containing at least one abnormal peptide link containing the structure -X-C(=O)-(C)n-N-C-C(=O)-Y-; X and Y being heteroatoms; n being 1 or 2 with the first amino acid being heterocyclic, e.g. Pro, Trp
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P13/00Drugs for disorders of the urinary system
    • A61P13/02Drugs for disorders of the urinary system of urine or of the urinary tract, e.g. urine acidifiers
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P43/00Drugs for specific purposes, not provided for in groups A61P1/00-A61P41/00
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P7/00Drugs for disorders of the blood or the extracellular fluid
    • A61P7/10Antioedematous agents; Diuretics
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P7/00Drugs for disorders of the blood or the extracellular fluid
    • A61P7/12Antidiuretics, e.g. drugs for diabetes insipidus
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P9/00Drugs for disorders of the cardiovascular system
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P9/00Drugs for disorders of the cardiovascular system
    • A61P9/04Inotropic agents, i.e. stimulants of cardiac contraction; Drugs for heart failure
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P9/00Drugs for disorders of the cardiovascular system
    • A61P9/12Antihypertensives
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K38/00Medicinal preparations containing peptides

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Medicinal Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Animal Behavior & Ethology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Pharmacology & Pharmacy (AREA)
  • General Chemical & Material Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Cardiology (AREA)
  • Diabetes (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Molecular Biology (AREA)
  • Hematology (AREA)
  • Biochemistry (AREA)
  • Biophysics (AREA)
  • Genetics & Genomics (AREA)
  • Proteomics, Peptides & Aminoacids (AREA)
  • Urology & Nephrology (AREA)
  • Hospice & Palliative Care (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
  • Peptides Or Proteins (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Indole Compounds (AREA)
  • Plural Heterocyclic Compounds (AREA)

Abstract

α kristalni oblik jedinjenja sa formulom (I):koji se karakteriše sledećim dijagramom difrakcije X-zraka na prahu, koji je meren korišćenjem difraktometra (bakarna antikatoda) i koji je izražen u pogledu inter-planarnog rastojanja d, Bragovog ugla 2 teta, intenziteta i relativnog intenziteta (izraženog kao procenat od najintenzivnijeg rendgentskog zraka).Ugao 2 teta Inter-planarno Intenzitet Relativni intenzitet(°) rastojanje d(Å) (%)7.680 11.50 390 8.88.144 10.85 230 5.29.037 9.78 4410 10010.947 8.08 182 4.113.150 6.73 82 1.913.687 6.46 83 1.914.627 6.05 582 13.215.412 5.74 770 17.516.573 5.34 1115 25.317.357 5.10 340 7.718.109 4.89 193 4.419.922 4.45 306 6.920.609 4.31 375 8.521.412 4.15 226 5.121.832 4.07 217 4.922.158 4.01 483 1122.588 3.93 386 8.823.323 3.81 107 2.424.200 3.67 448 10.224.727 3.60 137 3.125.957 3.43 125 2.826.932 3.31 75 1.727.836 3.20 197 4.528.966 3.08 129 2.929.213 3.05 117 2.7Prijava sadrži još 11 patentnih zahteva.
YUP-1004/02A 2000-07-06 2001-07-06 α KRISTALNI OBLIK TERCIJALNE BUTILAMINSKE SOLI PERINDOPRILA RS50915B (sr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0008793A FR2811320B1 (fr) 2000-07-06 2000-07-06 Nouvelle forme cristalline alpha du sel de tert-butylamine du perindopril, son procede de preparation et les compositions pharmaceutiques qui la contiennent

Publications (2)

Publication Number Publication Date
YU100402A YU100402A (sh) 2003-08-29
RS50915B true RS50915B (sr) 2010-08-31

Family

ID=8852172

Family Applications (1)

Application Number Title Priority Date Filing Date
YUP-1004/02A RS50915B (sr) 2000-07-06 2001-07-06 α KRISTALNI OBLIK TERCIJALNE BUTILAMINSKE SOLI PERINDOPRILA

Country Status (35)

Country Link
US (2) US20030186896A1 (sr)
EP (1) EP1296947B1 (sr)
JP (2) JP3602826B2 (sr)
KR (1) KR100513570B1 (sr)
CN (1) CN1328259C (sr)
AP (1) AP1537A (sr)
AR (1) AR034124A1 (sr)
AT (1) ATE258918T1 (sr)
AU (2) AU2001276418B2 (sr)
BG (1) BG64868B1 (sr)
BR (1) BR0112367A (sr)
CA (1) CA2415438C (sr)
CZ (1) CZ297672B6 (sr)
DE (1) DE60101968T2 (sr)
DK (1) DK1296947T3 (sr)
EA (1) EA005008B1 (sr)
EE (1) EE05268B1 (sr)
ES (1) ES2214434T3 (sr)
FR (1) FR2811320B1 (sr)
GE (1) GEP20043361B (sr)
HK (1) HK1055425A1 (sr)
HR (1) HRP20030077B1 (sr)
ME (1) ME00443B (sr)
MX (1) MXPA02012949A (sr)
NO (1) NO323447B1 (sr)
NZ (1) NZ523173A (sr)
OA (1) OA12304A (sr)
PL (1) PL206359B1 (sr)
PT (1) PT1296947E (sr)
RS (1) RS50915B (sr)
SK (1) SK285714B6 (sr)
TR (1) TR200400238T4 (sr)
UA (1) UA57188C2 (sr)
WO (1) WO2001087835A1 (sr)
ZA (1) ZA200210092B (sr)

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2811319B1 (fr) * 2000-07-06 2002-08-23 Adir Nouvelle forme cristalline beta du sel de tert-butylamine du perindopril, son procede de preparation et les compositions pharmaceutiques qui la contiennent
FR2811318B1 (fr) * 2000-07-06 2002-08-23 Adir Nouvelle forme cristalline gamma du sel de tert-butylamine du perindopril, son procede de preparation et les compositions pharmaceutiques qui la contiennent
FR2838648B1 (fr) * 2002-04-18 2004-05-21 Servier Lab Nouveau sel de perindopril et les compositions pharmaceutiques qui le contiennent
GB2395195A (en) 2002-11-18 2004-05-19 Cipla Ltd Preparation of perindopril from carboxy-protected precursor, & perindopril monohydrates for use as angiotensin converting enzyme (ACE) inhibitors
ES2382171T3 (es) 2003-06-24 2012-06-06 Les Laboratoires Servier Nuevas formas cristalinas de perindopril erbumina
ATE452124T1 (de) 2003-10-21 2010-01-15 Servier Lab Verfahren zur herstellung kristallinem perindopril erbumin
SI21703A (en) 2004-01-14 2005-08-31 Lek Farmacevtska Druzba Dd Inclusion complexes of perindopril, procedure of their preparation, pharmaceutical compositions containing these complexes and their application in treatment of hypertensia
HUE031058T2 (en) * 2004-03-29 2017-06-28 Servier Lab A method of producing a solid pharmaceutical composition
WO2005108365A1 (en) * 2004-05-07 2005-11-17 Glenmark Pharmaceuticals Limited Processes for the preparation of alpha polymorph of perindopril erbumine
US20050250706A1 (en) * 2004-05-07 2005-11-10 Glenmark Pharmaceuticals Limited Processes for the preparation of alpha polymorph of perindopril erbumine
SI21800A (sl) 2004-05-14 2005-12-31 Krka, Tovarna Zdravil, D.D., Novo Mesto Nov postopek sinteze perindoprila
SI21881A (sl) 2004-10-15 2006-04-30 Diagen, Smartno Pri Ljubljani, D.O.O. Nove kristalne oblike perindopril erbumin hidratov, postopek za njihovo pripravo in farmacevtske oblike, ki vsebujejo te spojine
SG125975A1 (en) * 2005-03-11 2006-10-30 Servier Lab New alpha crystalline form of perindopril tert-butylamine salt, a process for its preparation and pharmaceutical compositions containing it
SG125976A1 (en) * 2005-03-11 2006-10-30 Servier Lab New gama crystalline form of perindopril tert-butylamine salt, a process for its preparation and pharmaceutical compositions containing it
JP2006290825A (ja) * 2005-04-13 2006-10-26 Shiono Chemical Co Ltd アルファ型ペリンドプリルエルブミンの製造法
WO2007017894A2 (en) * 2005-05-05 2007-02-15 Arch Pharmalabs Limited PREPARATION OF NOVEL CRYSTALLINE η(ETA) FORM OF PERINDOPRIL ERBUMINE
US20070032661A1 (en) * 2005-08-03 2007-02-08 Glenmark Pharmaceuticals Limited Process for the preparation of intermediates of perindopril
AU2006281681A1 (en) * 2005-08-12 2007-02-22 Sandoz Ag New crystalline form of perindopril erbumine
US20100016614A1 (en) * 2005-08-12 2010-01-21 Lek Pharmaceuticals D.D Process for the preparation of perindopril erbumine
EP1815857A1 (en) 2006-02-02 2007-08-08 LEK Pharmaceuticals D.D. A pharmaceutical composition comprising perindopril
WO2007092758A2 (en) * 2006-02-03 2007-08-16 Dr. Reddy's Laboratories Ltd. Crystalline forms of perindopril erbumine
FR2897866B1 (fr) * 2006-02-28 2008-04-18 Servier Lab Forme cristalline alpha du sel d'arginine du perindopril, son procede de preparation, et les compositions pharmaceutiques qui la contiennent
FR2897865B1 (fr) * 2006-02-28 2008-04-18 Servier Lab Forme cristalline beta du sel d'arginine du perindopril, son procede de preparation, et les compositions pharmaceutiques qui la contiennent
EA200600630A1 (ru) * 2006-04-20 2007-02-27 ИСМАГИЛОВ, Искандар Халиуллович ζ-ЗЕТА ФОРМА ПЕРИНДОПРИЛ ЭРБУМИНА
EP1964836A3 (en) * 2006-11-06 2008-11-19 IPCA Laboratories Limited A process for the preparation of perindopril erbumine in alpha crystalline form
GB0624084D0 (en) * 2006-12-01 2007-01-10 Selamine Ltd Ramipril amino acid salts
GB0624090D0 (en) * 2006-12-01 2007-01-10 Selamine Ltd Ramipril amine salts
GB0624087D0 (en) * 2006-12-01 2007-01-10 Selamine Ltd Ramipril combination salt
EP2137148A1 (en) * 2007-03-22 2009-12-30 Aarti Healthcare Limited Process for the preparation of perindopril erbumine salt and novel polymorph (s) thereof
WO2008120241A2 (en) * 2007-03-29 2008-10-09 Ipca Laboratories Limited Novel alcohol solvates of perindopril erbumine
AU2013201812B2 (en) * 2007-06-27 2015-04-02 Les Laboratoires Servier Salts of perindopril
SI22543A (sl) * 2007-06-27 2008-12-31 Krka, Tovarna Zdravil, D.D., Novo Mesto Nove soli perindoprila
SI23149A (sl) 2009-09-21 2011-03-31 Silverstone Pharma Nove benzatinske soli ACE inhibitorjev, postopek za njihovo pripravo in njihova uporaba za zdravljenje kardiovaskularnih bolezni
PT105315B (pt) * 2010-09-29 2013-01-16 Inst Superior Tecnico Uma nova forma cristalina hidratada de erbumina de perindopril, métodos para a sua preparação e sua utilização em preparações farmacêuticas
CN103822996A (zh) * 2014-03-20 2014-05-28 东英(江苏)药业有限公司 一种培哚普利叔丁胺盐含量的测定方法
CN105395497B (zh) * 2015-12-04 2019-06-18 杭州新诺华医药有限公司 一种稳定的α晶型培哚普利叔丁胺片及制备方法
EP3842035A1 (en) 2019-12-23 2021-06-30 KRKA, d.d., Novo mesto Composition for the preparation of perindopril arginine granules, a method for their preparation and pharmaceutical composition comprising the granules

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2503155A2 (fr) * 1980-10-02 1982-10-08 Science Union & Cie Nouveaux imino diacides substitues, leurs procedes de preparation et leur emploi comme inhibiteur d'enzyme
FR2620709B1 (fr) * 1987-09-17 1990-09-07 Adir Procede de synthese industrielle du perindopril et de ses principaux intermediaires de synthese
FR2620744A1 (fr) * 1987-09-17 1989-03-24 Degremont Procede de traitement par l'ozone de materiaux ligno-cellulosiques, notamment de pates a papier et reacteur pour la mise en oeuvre de ce procede
FR2620703B1 (fr) * 1987-09-17 1991-10-04 Adir Procede de synthese industrielle de l'acide perhydroindole carboxylique - 2(2s, 3as, 7as). application a la synthese de carboxyalkyl dipeptides
FR2771010B1 (fr) * 1997-11-19 2003-08-15 Adir Utilisation d'une combinaison d'un inhibiteur de l'enzyme de conversion de l'angiotensine et d'un diuretique pour le traitement des desordres microcirculatoires
FR2811319B1 (fr) * 2000-07-06 2002-08-23 Adir Nouvelle forme cristalline beta du sel de tert-butylamine du perindopril, son procede de preparation et les compositions pharmaceutiques qui la contiennent
FR2811318B1 (fr) * 2000-07-06 2002-08-23 Adir Nouvelle forme cristalline gamma du sel de tert-butylamine du perindopril, son procede de preparation et les compositions pharmaceutiques qui la contiennent

Also Published As

Publication number Publication date
AR034124A1 (es) 2004-02-04
BG107532A (en) 2003-12-31
JP2003533507A (ja) 2003-11-11
NO323447B1 (no) 2007-05-07
ME00443B (me) 2011-10-10
DE60101968D1 (de) 2004-03-11
ATE258918T1 (de) 2004-02-15
MXPA02012949A (es) 2003-05-15
AP1537A (en) 2006-01-10
NZ523173A (en) 2004-04-30
FR2811320A1 (fr) 2002-01-11
AP2002002691A0 (en) 2002-12-31
HK1055425A1 (en) 2004-01-09
EA200300107A1 (ru) 2003-06-26
DE60101968T2 (de) 2004-12-23
TR200400238T4 (tr) 2004-03-22
JP3602826B2 (ja) 2004-12-15
EA005008B1 (ru) 2004-10-28
BG64868B1 (bg) 2006-07-31
WO2001087835A1 (fr) 2001-11-22
EE200300001A (et) 2004-08-16
HRP20030077A2 (en) 2003-04-30
KR20030024773A (ko) 2003-03-26
US20050059609A1 (en) 2005-03-17
NO20030024D0 (no) 2003-01-03
CN1440387A (zh) 2003-09-03
EP1296947A1 (fr) 2003-04-02
CA2415438A1 (fr) 2001-11-22
EP1296947B1 (fr) 2004-02-04
AU7641801A (en) 2001-11-26
DK1296947T3 (da) 2004-06-01
FR2811320B1 (fr) 2002-08-23
CZ297672B6 (cs) 2007-02-28
ES2214434T3 (es) 2004-09-16
JP5016185B2 (ja) 2012-09-05
PL348492A1 (en) 2002-01-14
JP2005047902A (ja) 2005-02-24
SK1492003A3 (en) 2003-06-03
AU2001276418B2 (en) 2005-07-28
UA57188C2 (uk) 2003-06-16
PL206359B1 (pl) 2010-07-30
CZ2003357A3 (cs) 2003-05-14
PT1296947E (pt) 2004-05-31
NO20030024L (no) 2003-01-03
EE05268B1 (et) 2010-02-15
GEP20043361B (en) 2004-06-10
CN1328259C (zh) 2007-07-25
YU100402A (sh) 2003-08-29
BR0112367A (pt) 2003-05-13
US20030186896A1 (en) 2003-10-02
CA2415438C (fr) 2009-01-20
HRP20030077B1 (en) 2011-07-31
ZA200210092B (en) 2003-12-12
OA12304A (en) 2003-12-29
SK285714B6 (sk) 2007-06-07
KR100513570B1 (ko) 2005-09-09

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