WO2000056731A1 - Novel method for producing doxazosin mesylate in a crystalline modification designated as form a - Google Patents
Novel method for producing doxazosin mesylate in a crystalline modification designated as form a Download PDFInfo
- Publication number
- WO2000056731A1 WO2000056731A1 PCT/EP2000/001939 EP0001939W WO0056731A1 WO 2000056731 A1 WO2000056731 A1 WO 2000056731A1 EP 0001939 W EP0001939 W EP 0001939W WO 0056731 A1 WO0056731 A1 WO 0056731A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- doxazosin
- doxazosin mesylate
- mesylate
- methanol
- organic solvent
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D405/00—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom
- C07D405/02—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings
- C07D405/12—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings linked by a chain containing hetero atoms as chain links
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K31/00—Medicinal preparations containing organic active ingredients
- A61K31/33—Heterocyclic compounds
- A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
- A61K31/495—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with two or more nitrogen atoms as the only ring heteroatoms, e.g. piperazine or tetrazines
- A61K31/505—Pyrimidines; Hydrogenated pyrimidines, e.g. trimethoprim
- A61K31/517—Pyrimidines; Hydrogenated pyrimidines, e.g. trimethoprim ortho- or peri-condensed with carbocyclic ring systems, e.g. quinazoline, perimidine
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P9/00—Drugs for disorders of the cardiovascular system
- A61P9/12—Antihypertensives
Abstract
Description
Claims
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP00918763A EP1165548A1 (en) | 1999-03-18 | 2000-03-06 | Novel method for producing doxazosin mesylate in a crystalline modification designated as form a |
JP2000606592A JP2002540109A (en) | 1999-03-18 | 2000-03-06 | A novel process for the preparation of crystalline form of doxazosin mesylate designated as Form A |
IL14494400A IL144944A0 (en) | 1999-03-18 | 2000-03-06 | Novel method for producing doxazosin mesylate in a crystalline modification designated form a |
CA002367903A CA2367903A1 (en) | 1999-03-18 | 2000-03-06 | Novel method for producing doxazosin mesylate in a crystalline modification designated as form a |
KR1020017011780A KR20010113753A (en) | 1999-03-18 | 2000-03-06 | Novel Method for Producing Doxazosin Mesylate in a Crystalline Modification Designated as Form A |
AU39608/00A AU3960800A (en) | 1999-03-18 | 2000-03-06 | Novel method for producing doxazosin mesylate in a crystalline modification designated as form |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19912063A DE19912063A1 (en) | 1999-03-18 | 1999-03-18 | New process for the preparation of doxazosin mesylate in a crystal modification called Form A. |
DE19912063.3 | 1999-03-18 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2000056731A1 true WO2000056731A1 (en) | 2000-09-28 |
Family
ID=7901411
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2000/001939 WO2000056731A1 (en) | 1999-03-18 | 2000-03-06 | Novel method for producing doxazosin mesylate in a crystalline modification designated as form a |
Country Status (13)
Country | Link |
---|---|
EP (1) | EP1165548A1 (en) |
JP (1) | JP2002540109A (en) |
KR (1) | KR20010113753A (en) |
CN (1) | CN1352643A (en) |
AU (1) | AU3960800A (en) |
CA (1) | CA2367903A1 (en) |
CZ (1) | CZ20013347A3 (en) |
DE (1) | DE19912063A1 (en) |
HU (1) | HUP0200663A2 (en) |
IL (1) | IL144944A0 (en) |
PL (1) | PL350088A1 (en) |
TR (1) | TR200102730T2 (en) |
WO (1) | WO2000056731A1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009081087A1 (en) * | 2007-12-24 | 2009-07-02 | Cipla Limited | Crystalline polymorph of doxazosin mesylate (form iv) and process for preparation thereof |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19912573A1 (en) * | 1999-03-19 | 2000-09-21 | Knoll Ag | Medicament containing doxazosin mesylate of crystal modification D |
CN109988158A (en) * | 2018-01-03 | 2019-07-09 | 合肥立方制药股份有限公司 | X crystal form, doxazosin mesylate containing X crystal form and its preparation method and application |
CN111303130B (en) * | 2018-12-11 | 2021-09-14 | 合肥立方制药股份有限公司 | Doxazosin mesylate crystal form, and preparation method and application thereof |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0848001A1 (en) * | 1996-12-13 | 1998-06-17 | Alfa Chemicals Italiana S.r.l. | Crystalline form of the doxazosin mesylate and process for its production |
EP0849266A1 (en) * | 1996-12-20 | 1998-06-24 | HEUMANN PHARMA GmbH | Novel polymorphic form of doxazosin mesylate (form III) |
WO1999035143A1 (en) * | 1998-01-06 | 1999-07-15 | Knoll Aktiengesellschaft | Method for producing doxazodin mesylate in a crystal modification designated as form a and intermediate product for producing the same |
-
1999
- 1999-03-18 DE DE19912063A patent/DE19912063A1/en not_active Withdrawn
-
2000
- 2000-03-06 AU AU39608/00A patent/AU3960800A/en not_active Abandoned
- 2000-03-06 CZ CZ20013347A patent/CZ20013347A3/en unknown
- 2000-03-06 JP JP2000606592A patent/JP2002540109A/en active Pending
- 2000-03-06 IL IL14494400A patent/IL144944A0/en unknown
- 2000-03-06 TR TR2001/02730T patent/TR200102730T2/en unknown
- 2000-03-06 KR KR1020017011780A patent/KR20010113753A/en not_active Application Discontinuation
- 2000-03-06 CN CN00805209A patent/CN1352643A/en active Pending
- 2000-03-06 PL PL00350088A patent/PL350088A1/en unknown
- 2000-03-06 HU HU0200663A patent/HUP0200663A2/en unknown
- 2000-03-06 WO PCT/EP2000/001939 patent/WO2000056731A1/en not_active Application Discontinuation
- 2000-03-06 EP EP00918763A patent/EP1165548A1/en not_active Withdrawn
- 2000-03-06 CA CA002367903A patent/CA2367903A1/en not_active Abandoned
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0848001A1 (en) * | 1996-12-13 | 1998-06-17 | Alfa Chemicals Italiana S.r.l. | Crystalline form of the doxazosin mesylate and process for its production |
EP0849266A1 (en) * | 1996-12-20 | 1998-06-24 | HEUMANN PHARMA GmbH | Novel polymorphic form of doxazosin mesylate (form III) |
WO1999035143A1 (en) * | 1998-01-06 | 1999-07-15 | Knoll Aktiengesellschaft | Method for producing doxazodin mesylate in a crystal modification designated as form a and intermediate product for producing the same |
Non-Patent Citations (2)
Title |
---|
GRCMAN M ET AL: "STUDY OF POLYMORPHISM OF 1-(4-AMINO-6,7-DIMETHOXY-2-QUINAZOLINYL)-4-U 2,3-DIHYDRO-1,4-BENZODIOXIN-2-YL)CARBONYL-PIPERAZINE MONOMETHANESULFONATE", FARMACEVTSKI VESTNIK,XX,XX, vol. 48, 1997, pages 292 - 293, XP002058927, ISSN: 0014-8292 * |
LYING ET AL: "Studies of Polymorphism of Doxazosin", ZHONGGUO YAOWU HUAXUE ZAZHI - CHINESE JOURNAL OF MEDICINAL CHEMISTRY,CN,GAI-KAI BIANJIBU, SHENYANG, vol. 5, no. 4, December 1995 (1995-12-01), pages 266 - 270, XP002101846, ISSN: 1005-0108 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009081087A1 (en) * | 2007-12-24 | 2009-07-02 | Cipla Limited | Crystalline polymorph of doxazosin mesylate (form iv) and process for preparation thereof |
US8383627B2 (en) | 2007-12-24 | 2013-02-26 | Cipla Limited | Crystalline polymorph of doxazosin mesylate (form IV) and process for preparation thereof |
Also Published As
Publication number | Publication date |
---|---|
CN1352643A (en) | 2002-06-05 |
CZ20013347A3 (en) | 2002-01-16 |
TR200102730T2 (en) | 2002-06-21 |
JP2002540109A (en) | 2002-11-26 |
CA2367903A1 (en) | 2000-09-28 |
HUP0200663A2 (en) | 2002-08-28 |
IL144944A0 (en) | 2002-06-30 |
KR20010113753A (en) | 2001-12-28 |
AU3960800A (en) | 2000-10-09 |
EP1165548A1 (en) | 2002-01-02 |
PL350088A1 (en) | 2002-11-04 |
DE19912063A1 (en) | 2000-09-21 |
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