WO2013072935A3 - Process for the preparation of silodosin - Google Patents
Process for the preparation of silodosin Download PDFInfo
- Publication number
- WO2013072935A3 WO2013072935A3 PCT/IN2012/000670 IN2012000670W WO2013072935A3 WO 2013072935 A3 WO2013072935 A3 WO 2013072935A3 IN 2012000670 W IN2012000670 W IN 2012000670W WO 2013072935 A3 WO2013072935 A3 WO 2013072935A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- silodosin
- preparation
- relates
- microns
- less
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D209/00—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom
- C07D209/02—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom condensed with one carbocyclic ring
- C07D209/04—Indoles; Hydrogenated indoles
- C07D209/08—Indoles; Hydrogenated indoles with only hydrogen atoms or radicals containing only hydrogen and carbon atoms, directly attached to carbon atoms of the hetero ring
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Indole Compounds (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Abstract
The invention relates to a process for preparing silodosin. The invention relates to the preparation of substantially pure silodosin. The invention also relates to silodosin solid particles, wherein 90 volume-percent of the particles (D90) are less than 10 microns and a process for achieving the particle size (D90) less than 10 microns.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IN2867MU2011 | 2011-10-10 | ||
IN2867/MUM/2011 | 2011-10-10 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2013072935A2 WO2013072935A2 (en) | 2013-05-23 |
WO2013072935A3 true WO2013072935A3 (en) | 2013-10-10 |
Family
ID=47790287
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/IN2012/000670 WO2013072935A2 (en) | 2011-10-10 | 2012-10-10 | Process for the preparation of silodosin |
Country Status (1)
Country | Link |
---|---|
WO (1) | WO2013072935A2 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104230782A (en) * | 2013-06-09 | 2014-12-24 | 昆明积大制药股份有限公司 | Synthetic method of silodosin |
ES2607639B1 (en) | 2015-09-30 | 2018-02-28 | Urquima, S.A | Maleic acid salt of a silodosin intermediate |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002265444A (en) * | 2001-03-08 | 2002-09-18 | Kissei Pharmaceut Co Ltd | 1-(3-benzyloxypropyl)-5-(2-substituted propyl) indoline derivative and method for using the same |
WO2012062229A1 (en) * | 2010-11-12 | 2012-05-18 | Zentiva, K.S. | A method of manufacturing (-)-l-(3-hydroxypropyl)-5-[(2r)-2-({2,2,2-trifluoroethoxy)- phenoxyethyl}amino)propyl]-2,3-dihydro-lh-indole-7-carboxamide |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0600675B1 (en) | 1992-12-02 | 1998-07-08 | Kissei Pharmaceutical Co., Ltd. | Indoline compounds for the treatment of dysuria |
UA78854C2 (en) | 2002-09-06 | 2007-04-25 | Kissei Pharmaceutical | Crystal for an oral solid drug and oral solid drug for dysuria treatment containing the same |
BRPI0517515B8 (en) | 2004-10-27 | 2021-05-25 | Kissei Pharmaceutical | indoline compound, as well as methods for producing indoline compounds |
EP2475634B1 (en) | 2009-09-12 | 2017-05-24 | Sandoz AG | Process for the preparation of indoline derivatives and their intermediates thereof |
WO2011101864A1 (en) | 2010-02-17 | 2011-08-25 | Panacea Biotec Ltd | Novel process for the synthesis of phenoxyethyl derivatives |
-
2012
- 2012-10-10 WO PCT/IN2012/000670 patent/WO2013072935A2/en active Application Filing
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002265444A (en) * | 2001-03-08 | 2002-09-18 | Kissei Pharmaceut Co Ltd | 1-(3-benzyloxypropyl)-5-(2-substituted propyl) indoline derivative and method for using the same |
WO2012062229A1 (en) * | 2010-11-12 | 2012-05-18 | Zentiva, K.S. | A method of manufacturing (-)-l-(3-hydroxypropyl)-5-[(2r)-2-({2,2,2-trifluoroethoxy)- phenoxyethyl}amino)propyl]-2,3-dihydro-lh-indole-7-carboxamide |
Also Published As
Publication number | Publication date |
---|---|
WO2013072935A2 (en) | 2013-05-23 |
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