NL194271B - Process for the preparation of the compound L-5- (2-acetoxy-propionylamino) -2,4,6-triiodoisophthalic acid bis- (1,3-dihydropropylamide). - Google Patents

Process for the preparation of the compound L-5- (2-acetoxy-propionylamino) -2,4,6-triiodoisophthalic acid bis- (1,3-dihydropropylamide).

Info

Publication number
NL194271B
NL194271B NL9301822A NL9301822A NL194271B NL 194271 B NL194271 B NL 194271B NL 9301822 A NL9301822 A NL 9301822A NL 9301822 A NL9301822 A NL 9301822A NL 194271 B NL194271 B NL 194271B
Authority
NL
Netherlands
Prior art keywords
dihydropropylamide
propionylamino
acetoxy
compound
preparation
Prior art date
Application number
NL9301822A
Other languages
Dutch (nl)
Other versions
NL9301822A (en
NL194271C (en
Inventor
Marco Villa
Antonio Nardi
Fabio Benedetti
Original Assignee
Bracco Int Bv
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 Bracco Int Bv filed Critical Bracco Int Bv
Publication of NL9301822A publication Critical patent/NL9301822A/en
Publication of NL194271B publication Critical patent/NL194271B/en
Application granted granted Critical
Publication of NL194271C publication Critical patent/NL194271C/en

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)
NL9301822A 1992-10-27 1993-10-20 Process for the preparation of the compound L-5- (2-acetoxy-propionylamino) -2,4,6-triiodoisophthalic acid bis- (1,3-dihydropropylamide). NL194271C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ITMI922451 1992-10-27
ITMI922451A IT1256163B (en) 1992-10-27 1992-10-27 PROCESS FOR THE PREPARATION OF AN INTERMEDIATE OF THE ORGANIC SYNTHESIS

Publications (3)

Publication Number Publication Date
NL9301822A NL9301822A (en) 1994-05-16
NL194271B true NL194271B (en) 2001-07-02
NL194271C NL194271C (en) 2001-11-05

Family

ID=11364170

Family Applications (1)

Application Number Title Priority Date Filing Date
NL9301822A NL194271C (en) 1992-10-27 1993-10-20 Process for the preparation of the compound L-5- (2-acetoxy-propionylamino) -2,4,6-triiodoisophthalic acid bis- (1,3-dihydropropylamide).

Country Status (7)

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

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1283319B1 (en) * 1996-03-29 1998-04-16 Zambon Spa PROCESS FOR THE PREPARATION OF A USEFUL INTERMEDIATE IN THE SYNTHESIS OF HYDURATED CONTRAST MEDIA
IT1299202B1 (en) * 1998-05-08 2000-02-29 Dibra Spa PROCESS FOR THE PREPARATION OF S-N, N'-BIS (2-HYDROXY-1- (HYDROXIMETHYL) ETHYL) -5 - ((2-HYDROXY-1-OXOPROPYL) AMINO) -2,4,6-TRIIODE
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
IT1302200B1 (en) 1998-09-11 2000-07-31 Dibra Spa PROCESS FOR THE PREPARATION OF THE 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 (en) * 1974-12-13 1978-12-29 Savac Ag
FR2656865B1 (en) * 1990-01-05 1993-03-26 Guerbet Sa NON-IONIC IODINE COMPOUND, PROCESS FOR PREPARING THE SAME, AND CONTRAST PRODUCT CONTAINING THE SAME.
ES2017277A6 (en) * 1989-09-20 1991-01-16 Juste Sa Process for the preparation of new non-ionic iodated contrast media

Also Published As

Publication number Publication date
GB9320888D0 (en) 1993-12-01
CH688147A5 (en) 1997-05-30
FR2697249A1 (en) 1994-04-29
ITMI922451A1 (en) 1994-04-27
NL9301822A (en) 1994-05-16
FR2697249B1 (en) 1995-04-14
ITMI922451A0 (en) 1992-10-27
NL194271C (en) 2001-11-05
ES2073370A1 (en) 1995-08-01
GB2272218B (en) 1995-11-22
ES2073370B1 (en) 1996-02-16
DE4336154A1 (en) 1994-04-28
GB2272218A (en) 1994-05-11
IT1256163B (en) 1995-11-29

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Legal Events

Date Code Title Description
BB A search report has been drawn up
BC A request for examination has been filed
CNR Transfer of rights (patent application after its laying open for public inspection)

Free format text: BRACCO INTERNATIONAL B.V.

SNR Assignments of patents or rights arising from examined patent applications

Owner name: BRACCO IMAGING S.P.A.

V4 Discontinued because of reaching the maximum lifetime of a patent

Effective date: 20131020