DE3364536D1 - X-ray contrast agents - Google Patents

X-ray contrast agents

Info

Publication number
DE3364536D1
DE3364536D1 DE8383306766T DE3364536T DE3364536D1 DE 3364536 D1 DE3364536 D1 DE 3364536D1 DE 8383306766 T DE8383306766 T DE 8383306766T DE 3364536 T DE3364536 T DE 3364536T DE 3364536 D1 DE3364536 D1 DE 3364536D1
Authority
DE
Germany
Prior art keywords
ch2ch
group
contrast agents
ray contrast
ch2oh
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.)
Expired
Application number
DE8383306766T
Other languages
English (en)
Inventor
Per-Egil Hansen
Hugo Holtermann
Knut Wille
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.)
GE Healthcare AS
Original Assignee
Nyegaard and Co 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
Application filed by Nyegaard and Co AS filed Critical Nyegaard and Co AS
Application granted granted Critical
Publication of DE3364536D1 publication Critical patent/DE3364536D1/de
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C233/00—Carboxylic acid amides
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C233/00—Carboxylic acid amides
    • C07C233/01—Carboxylic acid amides having carbon atoms of carboxamide groups bound to hydrogen atoms or to acyclic carbon atoms
    • C07C233/12—Carboxylic acid amides having carbon atoms of carboxamide groups bound to hydrogen atoms or to acyclic carbon atoms having the nitrogen atom of at least one of the carboxamide groups bound to a carbon atom of a hydrocarbon radical substituted by halogen atoms or by nitro or nitroso groups

Landscapes

  • Organic Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Meat, Egg Or Seafood Products (AREA)
  • Medicinal Preparation (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
  • Medicines Containing Material From Animals Or Micro-Organisms (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Polyesters Or Polycarbonates (AREA)
DE8383306766T 1982-11-08 1983-11-07 X-ray contrast agents Expired DE3364536D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8231796 1982-11-08

Publications (1)

Publication Number Publication Date
DE3364536D1 true DE3364536D1 (en) 1986-08-21

Family

ID=10534110

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8383306766T Expired DE3364536D1 (en) 1982-11-08 1983-11-07 X-ray contrast agents

Country Status (10)

Country Link
US (1) US5349085A (de)
EP (1) EP0108638B1 (de)
JP (1) JPS59104352A (de)
AT (1) ATE20733T1 (de)
DE (1) DE3364536D1 (de)
DK (1) DK160868C (de)
HK (1) HK46791A (de)
LU (1) LU88639I2 (de)
NL (1) NL950010I2 (de)
NO (2) NO161368C (de)

Families Citing this family (50)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3731542A1 (de) * 1987-09-17 1989-03-30 Schering Ag Neue dicarbonsaeure-bis(3,5-dicarbamoyl-2,4,6-triiod-anilide), verfahren zu deren herstellung sowie diese enthaltende roentgenkontrastmittel
DE3739098A1 (de) * 1987-11-16 1989-05-24 Schering Ag Neue substituierte dicarbonsaeure-bis(3,5-dicarbamoyl-2,4,6- trijod-anilide), verfahren zu deren herstellung sowie diese enthaltende roentgenkontrastmittel
GB8919929D0 (en) * 1989-09-04 1989-10-18 Nycomed As Compositions
IT1252180B (it) * 1991-12-10 1995-06-05 Bracco Ind Chimica Spa 5,5'-(1,3-propandiil) bis (imino (2-osso-2,1-etandiil)acetilimino)-bis(2,4,6-triiodo-1,3-benzendicarbossiamidi),loro metodo di preparazione e mezzi di contrasto roentgenografici che li contengono
WO1994022810A1 (es) * 1993-04-01 1994-10-13 Centro Investigacion Justesa Imagen, S.A. Nuevos dimeros iodados no ionicos como agentes de contraste a los rayos x, metodo para su preparacion y composiciones galenicas que los contienen
US5840967A (en) * 1996-08-29 1998-11-24 Nycomed Imaging As Process for the preparation of contrast agents
GB9618056D0 (en) * 1996-08-29 1996-10-09 Nycomed Imaging As Process
GB9720969D0 (en) * 1997-10-02 1997-12-03 Nycomed Imaging As Process
GB9903109D0 (en) * 1999-02-11 1999-04-07 Nycomed Imaging As Process
AU2002245169A1 (en) 2000-11-10 2002-07-08 Wm. Marsh Rice University Fullerene (c60)-based x-ray contrast agent for diagnostic imaging
IL163666A0 (en) 2002-02-22 2005-12-18 New River Pharmaceuticals Inc Active agent delivery systems and methods for protecting and administering active agents
KR100574087B1 (ko) 2004-09-09 2006-04-27 주식회사태준제약 아이오디사놀의 제조방법
EA011516B1 (ru) 2005-01-13 2009-04-28 Синвеншен Аг Композиционный материал и способ его изготовления
WO2007073202A1 (en) 2005-12-19 2007-06-28 Ge Healthcare As Purification process of iodixanol
CN101379023A (zh) 2006-02-15 2009-03-04 通用电气医疗集团股份有限公司 造影剂
FR2899581B1 (fr) * 2006-04-07 2008-06-27 Guerbet Sa Procede d'atomisation du ioxilan
US7662859B2 (en) 2007-02-16 2010-02-16 Ge Healthcare As Contrast agents
ES2486296T3 (es) * 2007-07-12 2014-08-18 Ge Healthcare As Agentes de contraste
EP2200655B1 (de) 2007-10-12 2012-07-18 GE Healthcare AS Kontrastmittel
EP2200656B1 (de) 2007-10-12 2012-12-05 GE Healthcare AS Kontrastmittel
CN101821231A (zh) 2007-10-12 2010-09-01 通用电气医疗集团股份有限公司 对比剂
US20100221191A1 (en) 2007-10-12 2010-09-02 Duncan George Wynn Contrast agents
WO2009106552A2 (en) * 2008-02-27 2009-09-03 Ge Healthcare As Contrast agents
EP2245004A2 (de) * 2008-02-27 2010-11-03 GE Healthcare AS Kontrastmittel
WO2010060941A2 (en) * 2008-11-27 2010-06-03 Ge Healthcare As Contrast agents
US20110256068A1 (en) * 2009-01-09 2011-10-20 Wistand Lars-Goeran Contrast media compositions
US8962887B2 (en) * 2009-07-21 2015-02-24 Ge Healthcare As Synthesis of iodixanol in 1-methoxy-2-propanol and water or methanol
US8962886B2 (en) 2009-07-21 2015-02-24 Ge Healthcare As Synthesis of iodixanol in methanol
US8969619B2 (en) 2009-07-21 2015-03-03 Ge Healthcare As Synthesis of iodixanol in propyleneglycol
US7696381B1 (en) * 2009-07-21 2010-04-13 Ge Healthcare As Alternative dimerisation reagents for synthesis of iodixanol
US7999135B2 (en) 2009-07-21 2011-08-16 Ge Healthcare As Crystallization of iodixanol using ultrasound
US7754920B1 (en) * 2009-07-21 2010-07-13 Ge Healthcare As Solvent reduction in crystallisation of intermediate for non-ionic X-ray contrast agents
US7999134B2 (en) 2009-07-21 2011-08-16 Ge Healthcare As Crystallization of iodixanol using milling
US20110021822A1 (en) * 2009-07-21 2011-01-27 Ge Healthcare As continuous deacetylation and purification process in synthesis of non-ionic x-ray contrast agents
US20110021832A1 (en) * 2009-07-21 2011-01-27 Ge Healthcare As Synthesis of iodixanol in water
US20110021821A1 (en) * 2009-07-21 2011-01-27 Ge Healthcare As Continuous acetylation process in synthesis of non-ionic x-ray contrast agents
IN2012DN02126A (de) * 2009-10-29 2015-08-21 Ge Healthcare As
AU2009355814B2 (en) * 2009-11-26 2016-06-30 Imax Diagnostic Imaging Holding Ltd Preparation and purification of iodixanol
KR101585751B1 (ko) 2010-07-12 2016-01-14 지이 헬스케어 에이에스 저농도의 조영제 및/또는 저방사선량의 x-선 영상화
WO2012136813A2 (en) 2011-04-07 2012-10-11 Universitetet I Oslo Agents for medical radar diagnosis
CN102816125B (zh) * 2011-06-08 2014-03-26 浙江司太立制药股份有限公司 一种造影剂
NZ626988A (en) 2012-01-11 2015-10-30 Ge Healthcare As X-ray imaging contrast media with low iodine concentration and x-ray imaging process
EP2900632B1 (de) 2012-09-27 2019-10-30 Ge Healthcare As Herstellung einer zwischenproduktverbindung von ioforminol
WO2014074315A1 (en) 2012-11-12 2014-05-15 Ge Healthcare As Preparation of intermediates of x-ray contrast agents
CN115501172A (zh) 2014-11-21 2022-12-23 丹麦技术大学 用于局部药物释放的凝胶制剂
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
MX2018014087A (es) 2016-05-20 2019-06-10 Univ Denmark Tech Dtu Composicion de marcaje palpable.
CN111440084B (zh) * 2019-01-16 2023-01-06 苏州纳微科技股份有限公司 一种碘克沙醇的纯化方法
CA3143104A1 (en) 2019-06-12 2020-12-17 Technical University Of Denmark Dissacharide formulations for controlled drug release
CN113121377A (zh) * 2019-12-31 2021-07-16 江苏汉邦科技有限公司 碘克沙醇的纯化方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE344166B (de) * 1966-12-13 1972-04-04 Pharmacia Ab
SE315974B (de) * 1967-12-28 1969-10-13 Pharmacia Ab
US3804892A (en) * 1967-12-28 1974-04-16 Pharmacia Ab Novel 3,5-substituted 2,4,6-triiodobenzoic acids and salts thereof
SE315975B (de) * 1967-12-28 1969-10-13 Pharmacia Ab
US3763227A (en) * 1967-12-28 1973-10-02 Pharmacia Ab Novel 3,5-substituted 2,4,6-triiodobenzoic acids and salts thereof
IL34803A (en) * 1969-06-27 1975-03-13 Nyegaard & Co As N-hydroxyalkyl substituted benzamides and iodo methanesulfonamide and radiological compositions containing them
NL7102816A (de) * 1970-03-12 1971-09-14
DD104193A5 (de) * 1972-12-22 1974-03-05
GB1548594A (en) * 1976-06-11 1979-07-18 Nyegaard & Co As Triiodoisophthalic acid amides
DE2628517C2 (de) * 1976-06-23 1985-02-21 Schering AG, 1000 Berlin und 4709 Bergkamen Dicarbonsäure-bis(3,5-dicarbamoyl-2,4,6-trijodanilid)-Verbindungen, Verfahren zu ihrer Herstellung und Röntgenkontrastmittel
IT1207226B (it) * 1979-08-09 1989-05-17 Bracco Ind Chimica Spa Derivati dell'acido 2,4,6-triiodo-isoftalico, metodo per la loro preparazione e mezzi di contrasto che li contengono.
DE3038853A1 (de) * 1980-10-10 1982-05-27 Schering Ag, 1000 Berlin Und 4619 Bergkamen Neue n-hydroxy-alkylierte dicarbonsaeure-bis-(3,5-dicarbamoyl-2,4,6-trijodanilide), deren herstellung und diese enthaltende roentgenkonstrastmittel (ii)
FR2511871A1 (fr) * 1981-08-28 1983-03-04 Guerbet Sa Procede pour augmenter la tolerance des produits opacifiants et produits opacifiants ainsi obtenus

Also Published As

Publication number Publication date
US5349085A (en) 1994-09-20
NO161368C (no) 1989-08-09
EP0108638A1 (de) 1984-05-16
JPS59104352A (ja) 1984-06-16
JPS6355509B2 (de) 1988-11-02
ATE20733T1 (de) 1986-08-15
NO161368B (no) 1989-05-02
LU88639I2 (fr) 1996-02-01
DK508283D0 (da) 1983-11-07
HK46791A (en) 1991-06-21
DK160868C (da) 1991-10-14
DK160868B (da) 1991-04-29
EP0108638B1 (de) 1986-07-16
NO1994015I1 (no) 1994-09-05
NL950010I1 (nl) 1997-02-03
DK508283A (da) 1984-05-09
NL950010I2 (nl) 1997-02-03
NO834056L (no) 1984-05-09

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: NYCOMED A/S, OSLO, NO

V448 Application of spc

Free format text: PRODUCT NAME: IODIXANOL; REGISTRATION NO/DATE: 32292.00.00, 32292.01.00, 32292.02.00; 19950111

Spc suppl protection certif: 195 75 020

Filing date: 19950707

V457 Spc granted

Free format text: PRODUCT NAME: IODIXANOL; REGISTRATION NO/DATE: 32292.00.00, 32292.01.00, 32292.02.00; 19950111

Spc suppl protection certif: 195 75 020

Filing date: 19950707

8327 Change in the person/name/address of the patent owner

Owner name: AMERSHAM HEALTH AS, OSLO, NO

V464 Spc expired

Free format text: PRODUCT NAME: IODIXANOL; REGISTRATION NO/DATE: 32292.00.00, 32292.01.00, 32292.02.00; 19950111

Spc suppl protection certif: 195 75 020

Filing date: 19950707