NO20062658L - Process - Google Patents

Process

Info

Publication number
NO20062658L
NO20062658L NO20062658A NO20062658A NO20062658L NO 20062658 L NO20062658 L NO 20062658L NO 20062658 A NO20062658 A NO 20062658A NO 20062658 A NO20062658 A NO 20062658A NO 20062658 L NO20062658 L NO 20062658L
Authority
NO
Norway
Prior art keywords
dtpa
pyridine
molar amount
anhydride
bis
Prior art date
Application number
NO20062658A
Other languages
English (en)
Other versions
NO336095B1 (no
Inventor
Vidar Olaisen
Lars Terje Holmaas
Eli Ryssdal Andersen
Original Assignee
Ge Healthcare As
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
Priority claimed from NO20035745A external-priority patent/NO20035745D0/no
Application filed by Ge Healthcare As filed Critical Ge Healthcare As
Priority to NO20062658A priority Critical patent/NO336095B1/no
Publication of NO20062658L publication Critical patent/NO20062658L/no
Publication of NO336095B1 publication Critical patent/NO336095B1/no

Links

Landscapes

  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
  • Furan Compounds (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Pyridine Compounds (AREA)

Abstract

Fremgangsmåte for fremstilling av DTPA-bis(anhydrid) ved å omsette DTPA med eddiksyreanhydrid i pyridin ved forhøyet temperatur hvor den molare mengden av pyridin er lik eller mindre erm 6 ganger den molare mengden av DTPA.
NO20062658A 2003-12-19 2006-06-09 Fremgangsmåte for fremstilling av DTPA-bis(anhydrid) NO336095B1 (no)

Priority Applications (1)

Application Number Priority Date Filing Date Title
NO20062658A NO336095B1 (no) 2003-12-19 2006-06-09 Fremgangsmåte for fremstilling av DTPA-bis(anhydrid)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
NO20035745A NO20035745D0 (no) 2003-12-19 2003-12-19 Prosess
PCT/NO2004/000389 WO2005058846A1 (en) 2003-12-19 2004-12-16 Process for the porduction of dtpa-bis anhydride
NO20062658A NO336095B1 (no) 2003-12-19 2006-06-09 Fremgangsmåte for fremstilling av DTPA-bis(anhydrid)

Publications (2)

Publication Number Publication Date
NO20062658L true NO20062658L (no) 2006-06-09
NO336095B1 NO336095B1 (no) 2015-05-11

Family

ID=36754887

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20062658A NO336095B1 (no) 2003-12-19 2006-06-09 Fremgangsmåte for fremstilling av DTPA-bis(anhydrid)

Country Status (1)

Country Link
NO (1) NO336095B1 (no)

Also Published As

Publication number Publication date
NO336095B1 (no) 2015-05-11

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