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WO2014147464A3 - Novel process for the preparation of tolcapone - Google Patents

Novel process for the preparation of tolcapone Download PDF

Info

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
Application number
PCT/IB2014/000384
Other languages
French (fr)
Other versions
WO2014147464A2 (en
Inventor
Battula Srinivasa REDDY
S. Suresh BABU
G. Suri BABU
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
RA Chem Pharma Ltd
Original Assignee
RA Chem Pharma Ltd
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
Application filed by RA Chem Pharma Ltd filed Critical RA Chem Pharma Ltd
Publication of WO2014147464A2 publication Critical patent/WO2014147464A2/en
Publication of WO2014147464A3 publication Critical patent/WO2014147464A3/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C201/00Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton
    • C07C201/06Preparation of nitro compounds
    • C07C201/12Preparation 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.
PCT/IB2014/000384 2013-03-20 2014-03-18 Novel process for the preparation of tolcapone Ceased WO2014147464A2 (en)

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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

Patent Citations (3)

* Cited by examiner, † Cited by third party
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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