IT1256163B - Processo per la preparazione di un intermedio della sintesi organica - Google Patents

Processo per la preparazione di un intermedio della sintesi organica

Info

Publication number
IT1256163B
IT1256163B ITMI922451A ITMI922451A IT1256163B IT 1256163 B IT1256163 B IT 1256163B IT MI922451 A ITMI922451 A IT MI922451A IT MI922451 A ITMI922451 A IT MI922451A IT 1256163 B IT1256163 B IT 1256163B
Authority
IT
Italy
Prior art keywords
preparation
organic synthesis
triiode
propionylamino
acetoxy
Prior art date
Application number
ITMI922451A
Other languages
English (en)
Inventor
Marco Villa
Antonio Nardi
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 ITMI922451A priority Critical patent/IT1256163B/it
Publication of ITMI922451A0 publication Critical patent/ITMI922451A0/it
Priority to CH02991/93A priority patent/CH688147A5/it
Priority to GB9320888A priority patent/GB2272218B/en
Priority to NL9301822A priority patent/NL194271C/nl
Priority to FR9312614A priority patent/FR2697249B1/fr
Priority to DE4336154A priority patent/DE4336154A1/de
Priority to ES09302237A priority patent/ES2073370B1/es
Publication of ITMI922451A1 publication Critical patent/ITMI922451A1/it
Application granted granted Critical
Publication of IT1256163B publication Critical patent/IT1256163B/it

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

Landscapes

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

Abstract

Viene descritto un miglioramento ad un processo per la preparazione della bis-(1,3-diidrossipropilammide) dell'acido L-5-(2-acetossi-propionilammino)-2,4,6-triiodo-isoftalico per reazione tra dicloruro dell'acido L-5-(2-acetossi-propionilammino)-2,4,6-triiodo-isoftalico e 2-ammino-1,3-propandiolo in presenza di una base.
ITMI922451A 1992-10-27 1992-10-27 Processo per la preparazione di un intermedio della sintesi organica IT1256163B (it)

Priority Applications (7)

Application Number Priority Date Filing Date Title
ITMI922451A IT1256163B (it) 1992-10-27 1992-10-27 Processo per la preparazione di un intermedio della sintesi organica
CH02991/93A CH688147A5 (it) 1992-10-27 1993-10-05 Processo per la preparazione del composto bis-(1,3-diidrossipropilamide) dell'acido L-5-(2-acetossi-propionilammino)-2,4,6-triiodo-isoftalico.
GB9320888A GB2272218B (en) 1992-10-27 1993-10-11 Process for the preparation of 2,4,6-triiodo-isophthalic acid bis-(1,3-dihydroxypropylamide) derivatives
NL9301822A NL194271C (nl) 1992-10-27 1993-10-20 Werkwijze voor de bereiding van de verbinding L-5-(2-acetoxy-propionylamino)-2,4,6-trijood-isoftaalzuur-bis-(1,3- -dihydropropylamide).
FR9312614A FR2697249B1 (fr) 1992-10-27 1993-10-22 Procédé de préparation du bis(1,3-dihydroxypropylamide) d'acide L-5-(2-acétoxypropionylamino)-2,4,6-triiodo-isophtalique.
DE4336154A DE4336154A1 (de) 1992-10-27 1993-10-22 Verfahren zur Herstellung von L-5-(2-Acetoxy-propionyl-amino)-2,4,6-trijod-isophthalsäure-bis-1,3-dihydroxy-polyamid)
ES09302237A ES2073370B1 (es) 1992-10-27 1993-10-26 Procedimiento para la preparacion del compuesto bis-(1,3-dihidroxi-propilamida) del acido l-5-(2-acetoxi-propionilamino)-2,4,6-triyodo-isoftalico.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITMI922451A IT1256163B (it) 1992-10-27 1992-10-27 Processo per la preparazione di un intermedio della sintesi organica

Publications (3)

Publication Number Publication Date
ITMI922451A0 ITMI922451A0 (it) 1992-10-27
ITMI922451A1 ITMI922451A1 (it) 1994-04-27
IT1256163B true IT1256163B (it) 1995-11-29

Family

ID=11364170

Family Applications (1)

Application Number Title Priority Date Filing Date
ITMI922451A IT1256163B (it) 1992-10-27 1992-10-27 Processo per la preparazione di un intermedio della sintesi organica

Country Status (7)

Country Link
CH (1) CH688147A5 (it)
DE (1) DE4336154A1 (it)
ES (1) ES2073370B1 (it)
FR (1) FR2697249B1 (it)
GB (1) GB2272218B (it)
IT (1) IT1256163B (it)
NL (1) NL194271C (it)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1283319B1 (it) * 1996-03-29 1998-04-16 Zambon Spa Processo per la preparazione di un intermedio utile nella sintesi di mezzi di contrasto iodurati
US6262303B1 (en) 1998-05-08 2001-07-17 Dibra S.P.A. Process for the preparation of S-N,N′-bis[2-hydroxy-1-(hydroxymethyl)ethyl]-5-[(2-hydroxy-1-oxopropyl)-amino]-2,4,6-triiodo-1,3-benzenedicarboxamide
IT1299202B1 (it) * 1998-05-08 2000-02-29 Dibra Spa Processo per la preparazione della s-n,n'-bis (2-idrossi-1- (idrossimetil)etil) -5-((2-idrossi-1-ossopropil)ammino)-2,4,6-triiodo
IT1302200B1 (it) * 1998-09-11 2000-07-31 Dibra Spa PROCESSO PER LA PREPARAZIONE DELLA S-N,N'-BIS°2-IDROSSI-1-(IDROSSIMETIL)ETILé-5-°(2-IDROSSI-1-
US6803485B2 (en) 1999-02-26 2004-10-12 Bracco Imaging S.P.A. Process for the preparation of iopamidol

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH608189A5 (it) * 1974-12-13 1978-12-29 Savac Ag
FR2656865B1 (fr) * 1990-01-05 1993-03-26 Guerbet Sa Compose non ionique iode, son procede de preparation et produit de contraste le contenant.
ES2017277A6 (es) * 1989-09-20 1991-01-16 Juste Sa Un procedimiento para la preparacion de nuevos agentes iodados no ionicos de contraste.

Also Published As

Publication number Publication date
ITMI922451A0 (it) 1992-10-27
GB9320888D0 (en) 1993-12-01
NL194271C (nl) 2001-11-05
GB2272218A (en) 1994-05-11
NL194271B (nl) 2001-07-02
ES2073370A1 (es) 1995-08-01
ES2073370B1 (es) 1996-02-16
ITMI922451A1 (it) 1994-04-27
FR2697249A1 (fr) 1994-04-29
GB2272218B (en) 1995-11-22
CH688147A5 (it) 1997-05-30
DE4336154A1 (de) 1994-04-28
FR2697249B1 (fr) 1995-04-14
NL9301822A (nl) 1994-05-16

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Legal Events

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0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19971029