AR062064A1 - IMPROVED PRICES TO PREPARE A BASE OF VENLAFAXINE AND ITS SALTS - Google Patents

IMPROVED PRICES TO PREPARE A BASE OF VENLAFAXINE AND ITS SALTS

Info

Publication number
AR062064A1
AR062064A1 ARP070103131A ARP070103131A AR062064A1 AR 062064 A1 AR062064 A1 AR 062064A1 AR P070103131 A ARP070103131 A AR P070103131A AR P070103131 A ARP070103131 A AR P070103131A AR 062064 A1 AR062064 A1 AR 062064A1
Authority
AR
Argentina
Prior art keywords
salts
venlafaxine
prepare
base
improved prices
Prior art date
Application number
ARP070103131A
Other languages
Spanish (es)
Inventor
Aguilar Carme Arnalot
Gutierrez Iolanda Chamorro
Original Assignee
Medichem Sa
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 Medichem Sa filed Critical Medichem Sa
Publication of AR062064A1 publication Critical patent/AR062064A1/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C213/00—Preparation of compounds containing amino and hydroxy, amino and etherified hydroxy or amino and esterified hydroxy groups bound to the same carbon skeleton
    • C07C213/08—Preparation of compounds containing amino and hydroxy, amino and etherified hydroxy or amino and esterified hydroxy groups bound to the same carbon skeleton by reactions not involving the formation of amino groups, hydroxy groups or etherified or esterified hydroxy groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C213/00—Preparation of compounds containing amino and hydroxy, amino and etherified hydroxy or amino and esterified hydroxy groups bound to the same carbon skeleton
    • C07C213/10—Separation; Purification; Stabilisation; Use of additives

Landscapes

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

Abstract

Reivindicacion 1: Un proceso para preparar venlafaxina y sales, hidratos y/o solvatos de esta aceptables para el uso farmacéutico a partir de N,N-didesmetilvenlafaxina, caracterizado porque comprende hacer reaccionar clorhidrato de N,N- didesmetilvenlafaxina con una cantidad igual o mínimamente excesiva de ácido formico y formaldehído.Claim 1: A process for preparing venlafaxine and salts, hydrates and / or solvates of this acceptable for pharmaceutical use from N, N-didesmethylvenlafaxine, characterized in that it comprises reacting N, N-didesmethylvenlafaxine hydrochloride with an equal or minimum amount excessive formic acid and formaldehyde.

ARP070103131A 2006-07-14 2007-07-13 IMPROVED PRICES TO PREPARE A BASE OF VENLAFAXINE AND ITS SALTS AR062064A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US83061606P 2006-07-14 2006-07-14

Publications (1)

Publication Number Publication Date
AR062064A1 true AR062064A1 (en) 2008-10-15

Family

ID=39230603

Family Applications (1)

Application Number Title Priority Date Filing Date
ARP070103131A AR062064A1 (en) 2006-07-14 2007-07-13 IMPROVED PRICES TO PREPARE A BASE OF VENLAFAXINE AND ITS SALTS

Country Status (4)

Country Link
EP (1) EP2081885A2 (en)
AR (1) AR062064A1 (en)
CA (1) CA2657912A1 (en)
WO (1) WO2008038146A2 (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2368083A1 (en) * 1999-04-06 2000-10-12 Sepracor Inc. Derivatives of venlafaxine and methods of preparing and using the same
US20020143211A1 (en) * 2000-10-19 2002-10-03 Ben-Zion Dolitzky Crystalline venlafaxine base and novel polymorphs of venlafaxine hydrochlorid, processes for preparing thereof
WO2003050074A1 (en) * 2001-12-13 2003-06-19 Cadila Healthcare Limited Manufacture of venlafaxine hydrochloride and crystalline polymorphs thereof

Also Published As

Publication number Publication date
WO2008038146A2 (en) 2008-04-03
WO2008038146A3 (en) 2008-11-13
CA2657912A1 (en) 2008-04-03
EP2081885A2 (en) 2009-07-29

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