IT1289521B1 - Processo per la purificazione di un intermedio - Google Patents

Processo per la purificazione di un intermedio

Info

Publication number
IT1289521B1
IT1289521B1 IT96MI002737A ITMI962737A IT1289521B1 IT 1289521 B1 IT1289521 B1 IT 1289521B1 IT 96MI002737 A IT96MI002737 A IT 96MI002737A IT MI962737 A ITMI962737 A IT MI962737A IT 1289521 B1 IT1289521 B1 IT 1289521B1
Authority
IT
Italy
Prior art keywords
purification process
intermediate purification
purification
Prior art date
Application number
IT96MI002737A
Other languages
English (en)
Italian (it)
Inventor
Marco Villa
Maurizio Paiocchi
Fabio Benedetti
Original Assignee
Zambon 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 Zambon Spa filed Critical Zambon Spa
Priority to IT96MI002737A priority Critical patent/IT1289521B1/it
Priority to PCT/EP1997/007077 priority patent/WO1998028261A1/en
Priority to EP97953838A priority patent/EP0888287A1/en
Priority to AU57590/98A priority patent/AU5759098A/en
Priority to IN2960MA1997 priority patent/IN184019B/en
Priority to ZA9711505A priority patent/ZA9711505B/xx
Publication of ITMI962737A1 publication Critical patent/ITMI962737A1/it
Priority to NO983872A priority patent/NO308698B1/no
Application granted granted Critical
Publication of IT1289521B1 publication Critical patent/IT1289521B1/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C231/00—Preparation of carboxylic acid amides
    • C07C231/22—Separation; Purification; Stabilisation; Use of additives
    • C07C231/24—Separation; Purification
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C237/00—Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by amino groups
    • C07C237/28—Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by amino groups having the carbon atom of at least one of the carboxamide groups bound to a carbon atom of a non-condensed six-membered aromatic ring of the carbon skeleton
    • C07C237/46—Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by amino groups having the carbon atom of at least one of the carboxamide groups bound to a carbon atom of a non-condensed six-membered aromatic ring of the carbon skeleton having carbon atoms of carboxamide groups, amino groups and at least three atoms of bromine or iodine, bound to carbon atoms of the same non-condensed six-membered aromatic ring

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Removal Of Specific Substances (AREA)
IT96MI002737A 1996-12-24 1996-12-24 Processo per la purificazione di un intermedio IT1289521B1 (it)

Priority Applications (7)

Application Number Priority Date Filing Date Title
IT96MI002737A IT1289521B1 (it) 1996-12-24 1996-12-24 Processo per la purificazione di un intermedio
PCT/EP1997/007077 WO1998028261A1 (en) 1996-12-24 1997-12-17 A process for the purification of an intermediate useful in the synthesis of iodinated contrast media
EP97953838A EP0888287A1 (en) 1996-12-24 1997-12-17 A process for the purification of an intermediate useful in the synthesis of iodinated contrast media
AU57590/98A AU5759098A (en) 1996-12-24 1997-12-17 A process for the purification of an intermediate useful in the synthesis of iodinated contrast media
IN2960MA1997 IN184019B (enrdf_load_stackoverflow) 1996-12-24 1997-12-22
ZA9711505A ZA9711505B (en) 1996-12-24 1997-12-22 A process for the purification of an intermediate useful in the synthesis of iodinated contrast media.
NO983872A NO308698B1 (no) 1996-12-24 1998-08-21 En fremgangsmÕte ved rensing av et intermediat nyttig i syntesen av ioderte kontrastmidler, samt fremgangsmÕte ved fremstilling av Iopamidol

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT96MI002737A IT1289521B1 (it) 1996-12-24 1996-12-24 Processo per la purificazione di un intermedio

Publications (2)

Publication Number Publication Date
ITMI962737A1 ITMI962737A1 (it) 1998-06-24
IT1289521B1 true IT1289521B1 (it) 1998-10-15

Family

ID=11375488

Family Applications (1)

Application Number Title Priority Date Filing Date
IT96MI002737A IT1289521B1 (it) 1996-12-24 1996-12-24 Processo per la purificazione di un intermedio

Country Status (7)

Country Link
EP (1) EP0888287A1 (enrdf_load_stackoverflow)
AU (1) AU5759098A (enrdf_load_stackoverflow)
IN (1) IN184019B (enrdf_load_stackoverflow)
IT (1) IT1289521B1 (enrdf_load_stackoverflow)
NO (1) NO308698B1 (enrdf_load_stackoverflow)
WO (1) WO1998028261A1 (enrdf_load_stackoverflow)
ZA (1) ZA9711505B (enrdf_load_stackoverflow)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH608189A5 (enrdf_load_stackoverflow) * 1974-12-13 1978-12-29 Savac Ag
IT1256162B (it) * 1992-10-27 1995-11-29 Zambon Spa Processo per la preparazione di un intermedio della sintesi organica
DE773925T1 (de) * 1995-05-23 1997-12-18 Fructamine Spa Verfahren zur herstellung von dicarbonsäure-dichlorid

Also Published As

Publication number Publication date
WO1998028261A1 (en) 1998-07-02
NO983872L (no) 1998-10-22
ZA9711505B (en) 1998-06-25
IN184019B (enrdf_load_stackoverflow) 2000-06-03
NO308698B1 (no) 2000-10-16
AU5759098A (en) 1998-07-17
NO983872D0 (no) 1998-08-21
ITMI962737A1 (it) 1998-06-24
EP0888287A1 (en) 1999-01-07

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Legal Events

Date Code Title Description
0001 Granted