WO2005046854A3 - A process for the preparation of diphenylmethylsulfinyl derivatives - Google Patents

A process for the preparation of diphenylmethylsulfinyl derivatives Download PDF

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Publication number
WO2005046854A3
WO2005046854A3 PCT/IN2004/000286 IN2004000286W WO2005046854A3 WO 2005046854 A3 WO2005046854 A3 WO 2005046854A3 IN 2004000286 W IN2004000286 W IN 2004000286W WO 2005046854 A3 WO2005046854 A3 WO 2005046854A3
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WO
WIPO (PCT)
Prior art keywords
formula
diphenylmethylsulfinyl
derivatives
preparation
compound
Prior art date
Application number
PCT/IN2004/000286
Other languages
French (fr)
Other versions
WO2005046854A2 (en
Inventor
Muthukumaran Natarajan
Sridharan Ramasubramanian
Rajamannar Thennati
Original Assignee
Sun Pharmaceutical Ind Ltd
Muthukumaran Natarajan
Sridharan Ramasubramanian
Rajamannar Thennati
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 Sun Pharmaceutical Ind Ltd, Muthukumaran Natarajan, Sridharan Ramasubramanian, Rajamannar Thennati filed Critical Sun Pharmaceutical Ind Ltd
Publication of WO2005046854A2 publication Critical patent/WO2005046854A2/en
Publication of WO2005046854A3 publication Critical patent/WO2005046854A3/en

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C315/00—Preparation of sulfones; Preparation of sulfoxides
    • C07C315/04—Preparation of sulfones; Preparation of sulfoxides by reactions not involving the formation of sulfone or sulfoxide groups

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

A process for the preparation of Diphenylmethylsulfinyl derivatives of formula (I) comprising (wherein R1 is selected from hydrogen, C1-12 linear, branched or cyclic alkyl & hydroxy) reacting compound fo formula (V) with compound of formula (VII) to yield compound of formula (I). Formula (V) (wherein R=OR´ or R´is C1-12linear, branched or cyclic alkyl group) Formula (VII) (Wherein R1 is as defined above).
PCT/IN2004/000286 2003-09-12 2004-09-13 A process for the preparation of diphenylmethylsulfinyl derivatives WO2005046854A2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IN951/MUM/2003 2003-09-12
IN951MU2003 2003-09-12

Publications (2)

Publication Number Publication Date
WO2005046854A2 WO2005046854A2 (en) 2005-05-26
WO2005046854A3 true WO2005046854A3 (en) 2006-04-06

Family

ID=34586961

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/IN2004/000286 WO2005046854A2 (en) 2003-09-12 2004-09-13 A process for the preparation of diphenylmethylsulfinyl derivatives

Country Status (1)

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WO (1) WO2005046854A2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009024863A2 (en) * 2007-06-26 2009-02-26 Actavis Group Ptc Ehf Process for the preparation of modafinil enantiomers

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4066686A (en) * 1975-10-02 1978-01-03 Laboratoire L. Lafon New benzhydrysulphinyl derivatives
US4177290A (en) * 1977-03-31 1979-12-04 Laboratoire L. Lafon Acetamide derivatives
US4927855A (en) * 1986-01-31 1990-05-22 Laboratoire L. Lafon Levorotatory isomer of benzhydrylsulfinyl derivatives
US5719168A (en) * 1993-06-30 1998-02-17 Laboratoire L. Lafon Acetamide derivatives and their use as feeding behaviour modifiers
US20020183552A1 (en) * 2001-05-13 2002-12-05 Chemagis Ltd. Process for the preparation of acetamide derivatives

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4066686A (en) * 1975-10-02 1978-01-03 Laboratoire L. Lafon New benzhydrysulphinyl derivatives
US4177290A (en) * 1977-03-31 1979-12-04 Laboratoire L. Lafon Acetamide derivatives
US4927855A (en) * 1986-01-31 1990-05-22 Laboratoire L. Lafon Levorotatory isomer of benzhydrylsulfinyl derivatives
US5719168A (en) * 1993-06-30 1998-02-17 Laboratoire L. Lafon Acetamide derivatives and their use as feeding behaviour modifiers
US20020183552A1 (en) * 2001-05-13 2002-12-05 Chemagis Ltd. Process for the preparation of acetamide derivatives

Also Published As

Publication number Publication date
WO2005046854A2 (en) 2005-05-26

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