ES2129384T1 - Un procedimiento para la preparacion de derivados del acido 5-amino-2,4,6-triyodo-1,3-bencenodicarboxilico. - Google Patents

Un procedimiento para la preparacion de derivados del acido 5-amino-2,4,6-triyodo-1,3-bencenodicarboxilico.

Info

Publication number
ES2129384T1
ES2129384T1 ES97952841T ES97952841T ES2129384T1 ES 2129384 T1 ES2129384 T1 ES 2129384T1 ES 97952841 T ES97952841 T ES 97952841T ES 97952841 T ES97952841 T ES 97952841T ES 2129384 T1 ES2129384 T1 ES 2129384T1
Authority
ES
Spain
Prior art keywords
acid
triyodo
amino
preparation
group
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.)
Granted
Application number
ES97952841T
Other languages
English (en)
Other versions
ES2129384T3 (es
Inventor
Nicola Desantis
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.)
Dibra SpA
Original Assignee
Dibra SpA
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 Dibra SpA filed Critical Dibra SpA
Publication of ES2129384T1 publication Critical patent/ES2129384T1/es
Application granted granted Critical
Publication of ES2129384T3 publication Critical patent/ES2129384T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C231/00—Preparation of carboxylic acid amides
    • C07C231/02—Preparation of carboxylic acid amides from carboxylic acids or from esters, anhydrides, or halides thereof by reaction with ammonia or amines
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K49/00—Preparations for testing in vivo
    • A61K49/04—X-ray contrast preparations
    • A61K49/0433—X-ray contrast preparations containing an organic halogenated X-ray contrast-enhancing agent
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
    • C07B2200/00—Indexing scheme relating to specific properties of organic compounds
    • C07B2200/07—Optical isomers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

LA PRESENTE INVENCION SE REFIERE A UN PROCESO PARA LA PREPARACION DE MEDIOS DE CONTRASTE YODADOS Y NO IONICOS DERIVADOS DEL ACIDO 5 - AMINO - 1,3 - BENCENDICARBOXILICO, Y QUE TIENEN UN RESIDUO ACILAMINO HIDROXI - SUSTITUIDO EN LA POSICION 5, QUE COMPRENDE LAS SIGUIENTES ETAPAS, SIN AISLAMIENTO DE NINGUN INTERMEDIO: A) HACER REACCIONAR CLORHIDRURO DEL ACIDO 5 - AMINO 2,4,6 - TRIYODO - 1,3 - BENCENDICARBOXILICO CON UN CLORURO DE ACILO, QUE CONTIENE GRUPOS HIDROXI PROTEGIDOS COMO ESTER, PARA OBTENER UNA SOLUCION DE CLORHIDRATO DEL ACIDO 5 - ACILAMINO 2,4,6 - TRIYODO - 1,3 - BENCENDICARBOXILICO EN DIMETILACETAMINA; B) AÑADIR LA SOLUCION CRUDA RESULTANTE DEL PASO A) CON UNA AMINA TERCIARIA DE FORMULA NR 1 R 2 R 3 , EN LA QUE R 1 , R 2 Y R 3 SON, INDEPENDIENTEMENTE, UN GRUPO ALQUILO (C 1 - C 12 ) DE CADENA RECTA O RAMIFICADA, UN GRUPO ALQUILO (C 1 - C 3 ) - ARILO(C 6 - C 10 ), UN GRUPO ALQUENILO (C 1 - C 4 ), EN UNA CANTIDAD DEL 3 AL 15% SEGUN LA CANTIDAD MOLAR DE CLORURO DE ACILO, MANTENIENDOSELA TEMPERATURA DE REACCION ENTRE 0 Y 30õ C; C) AÑADIR LA SOLUCION RESULTANTE DEL PASO B) CON UN AMINOALCOHOL PARA OBTENER LA CORRESPONDIENTE N,N'' - BIS[2,4,6 - TRIYODO - 1,3 BENCENDICARBOXAMIDA] QUE SE HIDROLIZA DIRECTAMENTE PARA DESPROTEGER LOS GRUPOS HIDROXI PROTEGIDOS.
ES97952841T 1996-12-04 1997-12-01 Un procedimiento para la preparacion de derivados del acido 5-amino-2,4,6-triyodo-1,3-bencenocarboxilico. Expired - Lifetime ES2129384T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT96MI002545A IT1286522B1 (it) 1996-12-04 1996-12-04 Processo per la preparazione di derivati dell'acido 5-ammino-2,4,6- triiodo-1,3-benzenedicarbossilico

Publications (2)

Publication Number Publication Date
ES2129384T1 true ES2129384T1 (es) 1999-06-16
ES2129384T3 ES2129384T3 (es) 2003-04-01

Family

ID=11375347

Family Applications (1)

Application Number Title Priority Date Filing Date
ES97952841T Expired - Lifetime ES2129384T3 (es) 1996-12-04 1997-12-01 Un procedimiento para la preparacion de derivados del acido 5-amino-2,4,6-triyodo-1,3-bencenocarboxilico.

Country Status (12)

Country Link
EP (1) EP0901460B1 (es)
JP (1) JP4219409B2 (es)
AU (1) AU5657798A (es)
CA (1) CA2244884A1 (es)
DE (2) DE901460T1 (es)
ES (1) ES2129384T3 (es)
IN (1) IN185038B (es)
IT (1) IT1286522B1 (es)
NO (1) NO322067B1 (es)
PT (1) PT901460E (es)
WO (1) WO1998024757A1 (es)
ZA (1) ZA9710862B (es)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6803485B2 (en) * 1999-02-26 2004-10-12 Bracco Imaging S.P.A. Process for the preparation of iopamidol
CN100344606C (zh) * 2005-12-28 2007-10-24 江苏省原子医学研究所 一种碘昔兰的制备方法
KR101098553B1 (ko) * 2008-04-30 2011-12-26 주식회사 엘지생명과학 이오프로마이드의 신규한 제조방법
JP5536087B2 (ja) * 2008-11-18 2014-07-02 ブラッコ・イメージング・ソシエタ・ペル・アチオニ ヨウ化造影剤の製造方法
EP2230227A1 (en) 2009-03-20 2010-09-22 Bracco Imaging S.p.A Process for the preparation of triiodinated carboxylic aromatic derivatives
EP2243767A1 (en) 2009-04-21 2010-10-27 Bracco Imaging S.p.A Process for the iodination of aromatic compounds
LT2931696T (lt) 2012-12-11 2019-02-11 Bracco Imaging S.P.A. Nepertraukiamas (s)-2-acetiloksipropiono rūgšties gamybos būdas
KR101520187B1 (ko) * 2013-10-25 2015-05-13 주식회사 대웅제약 이오프로마이드의 중간체의 제조방법
PT3066071T (pt) 2013-11-05 2018-06-25 Bracco Imaging Spa Processo para a preparação de iopamidol
BR112016027507B1 (pt) 2014-06-10 2020-11-24 Bracco Imaging Spa método para a preparação de ácido (s)-2-acetiloxipropiônico e seus derivados
PT108524B (pt) * 2015-06-02 2017-12-15 Hovione Farmaciência S A Processo para a preparação de intermediários úteis na preparação de agentes de contraste não-iónicos
JP7012722B2 (ja) * 2016-12-05 2022-01-28 ブラッコ・イメージング・ソシエタ・ペル・アチオニ 放射線画像診断剤中間体の機械化学的合成
CN116354842B (zh) * 2021-12-20 2024-12-03 重庆圣华曦药业股份有限公司 一种改进的碘美普尔制备方法及其在制剂中的应用
CN117776961A (zh) * 2023-12-28 2024-03-29 浙江海昌药业股份有限公司 一种碘比醇杂质及其制备方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH608189A5 (es) * 1974-12-13 1978-12-29 Savac Ag
US5075502A (en) * 1989-12-13 1991-12-24 Mallinckrodt, Inc. Nonionic x-ray contrast agents, compositions and methods
JPH07504419A (ja) * 1992-02-28 1995-05-18 マリンクロッド・メディカル・インコーポレイテッド 最少過剰量のアセトキシアセチルクロリドを用いるイオバーソルの合成

Also Published As

Publication number Publication date
ES2129384T3 (es) 2003-04-01
ZA9710862B (en) 1998-06-23
JP4219409B2 (ja) 2009-02-04
AU5657798A (en) 1998-06-29
DE69715616D1 (de) 2002-10-24
IT1286522B1 (it) 1998-07-15
IN185038B (es) 2000-10-21
NO983563L (no) 1998-10-02
ITMI962545A1 (it) 1998-06-04
DE69715616T2 (de) 2003-08-07
ITMI962545A0 (it) 1996-12-04
CA2244884A1 (en) 1998-06-11
EP0901460B1 (en) 2002-09-18
EP0901460A1 (en) 1999-03-17
JP2000505114A (ja) 2000-04-25
WO1998024757A1 (en) 1998-06-11
DE901460T1 (de) 1999-08-19
NO322067B1 (no) 2006-08-07
NO983563D0 (no) 1998-08-03
PT901460E (pt) 2003-01-31

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