WO2014147464A3 - Novel process for the preparation of tolcapone - Google Patents
Novel process for the preparation of tolcapone Download PDFInfo
- Publication number
- WO2014147464A3 WO2014147464A3 PCT/IB2014/000384 IB2014000384W WO2014147464A3 WO 2014147464 A3 WO2014147464 A3 WO 2014147464A3 IB 2014000384 W IB2014000384 W IB 2014000384W WO 2014147464 A3 WO2014147464 A3 WO 2014147464A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- tolcapone
- preparation
- novel process
- pharmaceutically acceptable
- acceptable salts
- 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.)
- Ceased
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C201/00—Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton
- C07C201/06—Preparation of nitro compounds
- C07C201/12—Preparation of nitro compounds by reactions not involving the formation of nitro groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Steroid Compounds (AREA)
Abstract
The present invention relates to a novel process for the preparation of Tolcapone pharmaceutically acceptable salts thereof.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IN1200/CHE/2013 | 2013-03-20 | ||
| IN1200CH2013 | 2013-03-20 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| WO2014147464A2 WO2014147464A2 (en) | 2014-09-25 |
| WO2014147464A3 true WO2014147464A3 (en) | 2015-02-19 |
Family
ID=51581550
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/IB2014/000384 Ceased WO2014147464A2 (en) | 2013-03-20 | 2014-03-18 | Novel process for the preparation of tolcapone |
Country Status (1)
| Country | Link |
|---|---|
| WO (1) | WO2014147464A2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| MX2020010502A (en) | 2018-04-05 | 2021-03-25 | Calasia Pharmaceuticals Inc | Pharmacological agents for treating ocular diseases. |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1302418C (en) * | 1986-03-11 | 1992-06-02 | Karl Bernauer | 3,5-disubstituted pyrocatechole derivatives |
| US6512136B1 (en) * | 1998-12-18 | 2003-01-28 | Portela & C.A., S.A. | Substituted 2-phenyl-1-(3,4-dihydroxy-5-nitrophenyl)-1-ethanones, their use in the treatment of some central and peripheral nervous system disorders and pharmaceutical compositions containing them |
| US20110087013A1 (en) * | 2009-10-13 | 2011-04-14 | Bernhard Knipp | Friedel-Crafts acylation for the synthesis of aryl- and heteroaryl-(3-ethyl-4-nitrophenyl)-methanones |
-
2014
- 2014-03-18 WO PCT/IB2014/000384 patent/WO2014147464A2/en not_active Ceased
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1302418C (en) * | 1986-03-11 | 1992-06-02 | Karl Bernauer | 3,5-disubstituted pyrocatechole derivatives |
| US6512136B1 (en) * | 1998-12-18 | 2003-01-28 | Portela & C.A., S.A. | Substituted 2-phenyl-1-(3,4-dihydroxy-5-nitrophenyl)-1-ethanones, their use in the treatment of some central and peripheral nervous system disorders and pharmaceutical compositions containing them |
| US20110087013A1 (en) * | 2009-10-13 | 2011-04-14 | Bernhard Knipp | Friedel-Crafts acylation for the synthesis of aryl- and heteroaryl-(3-ethyl-4-nitrophenyl)-methanones |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2014147464A2 (en) | 2014-09-25 |
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| Date | Code | Title | Description |
|---|---|---|---|
| 121 | Ep: the epo has been informed by wipo that ep was designated in this application |
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| 122 | Ep: pct application non-entry in european phase |
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