BG103288A - Method for the preparation of contrast forms - Google Patents
Method for the preparation of contrast formsInfo
- Publication number
- BG103288A BG103288A BG103288A BG10328899A BG103288A BG 103288 A BG103288 A BG 103288A BG 103288 A BG103288 A BG 103288A BG 10328899 A BG10328899 A BG 10328899A BG 103288 A BG103288 A BG 103288A
- Authority
- BG
- Bulgaria
- Prior art keywords
- preparation
- acid
- acylation
- alkylation
- derivative
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 3
- 238000007126 N-alkylation reaction Methods 0.000 abstract 2
- 230000010933 acylation Effects 0.000 abstract 2
- 238000005917 acylation reaction Methods 0.000 abstract 2
- 150000001732 carboxylic acid derivatives Chemical class 0.000 abstract 2
- RWZYAGGXGHYGMB-UHFFFAOYSA-N o-aminobenzenecarboxylic acid Natural products NC1=CC=CC=C1C(O)=O RWZYAGGXGHYGMB-UHFFFAOYSA-N 0.000 abstract 2
- 230000002152 alkylating effect Effects 0.000 abstract 1
- 239000007795 chemical reaction product Substances 0.000 abstract 1
- 239000007791 liquid phase Substances 0.000 abstract 1
- 239000000126 substance Substances 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C231/00—Preparation of carboxylic acid amides
- C07C231/08—Preparation of carboxylic acid amides from amides by reaction at nitrogen atoms of carboxamide groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Steroid Compounds (AREA)
- Glass Compositions (AREA)
- Exposure Of Semiconductors, Excluding Electron Or Ion Beam Exposure (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
- Hydrogenated Pyridines (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GBGB9618055.9A GB9618055D0 (en) | 1996-08-29 | 1996-08-29 | Process |
| PCT/GB1997/002335 WO1998008805A1 (en) | 1996-08-29 | 1997-08-29 | Process for the preparation of contrast agents |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BG103288A true BG103288A (en) | 2000-01-31 |
Family
ID=10799119
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BG103288A BG103288A (en) | 1996-08-29 | 1999-03-26 | Method for the preparation of contrast forms |
Country Status (21)
| Country | Link |
|---|---|
| EP (1) | EP0923537B1 (de) |
| JP (1) | JP4113587B2 (de) |
| KR (1) | KR100539647B1 (de) |
| CN (1) | CN1092182C (de) |
| AT (1) | ATE207880T1 (de) |
| AU (1) | AU717842B2 (de) |
| BG (1) | BG103288A (de) |
| BR (1) | BR9711358A (de) |
| CA (1) | CA2263426A1 (de) |
| CZ (1) | CZ296230B6 (de) |
| DE (1) | DE69707901T2 (de) |
| EE (1) | EE9900081A (de) |
| ES (1) | ES2167014T3 (de) |
| GB (1) | GB9618055D0 (de) |
| HU (1) | HUP9903852A3 (de) |
| IL (1) | IL128685A0 (de) |
| NO (1) | NO322141B1 (de) |
| NZ (1) | NZ334818A (de) |
| PL (1) | PL193698B1 (de) |
| SK (1) | SK26399A3 (de) |
| WO (1) | WO1998008805A1 (de) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB9618056D0 (en) * | 1996-08-29 | 1996-10-09 | Nycomed Imaging As | Process |
| GB9903109D0 (en) | 1999-02-11 | 1999-04-07 | Nycomed Imaging As | Process |
| ITMI20010773A1 (it) * | 2001-04-11 | 2002-10-11 | Chemi Spa | Processo per la produzione di ioexolo ad elevata purezza |
| CN100344606C (zh) * | 2005-12-28 | 2007-10-24 | 江苏省原子医学研究所 | 一种碘昔兰的制备方法 |
| 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 |
| CN103058880B (zh) * | 2011-10-21 | 2015-08-05 | 连云港润众制药有限公司 | 碘克沙醇及其合成中间体的制备方法 |
| US9695113B2 (en) * | 2013-12-06 | 2017-07-04 | Ge Healthcare As | Alternative process for the purification of an intermediate in the synthesis of non-ionic X-ray contrast agents |
| EP3077368B1 (de) | 2013-12-06 | 2018-07-11 | GE Healthcare AS | Alternatives verfahren zur reinigung eines zwischenprodukts in der synthese von nichtionischen röntgenkontrastmitteln |
| CN104356023B (zh) * | 2014-10-29 | 2016-04-13 | 武汉工程大学 | 一种碘曲仑的制备方法 |
| CN118993930A (zh) * | 2024-10-24 | 2024-11-22 | 南昌大学 | 一种碘佛醇水解物连续流合成工艺 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2132530B1 (de) * | 1971-04-07 | 1974-08-02 | Guerbet Lab Andre | |
| GB1548594A (en) * | 1976-06-11 | 1979-07-18 | Nyegaard & Co As | Triiodoisophthalic acid amides |
| DE3363423D1 (en) * | 1982-10-01 | 1986-06-12 | Nyegaard & Co As | X-ray contrast agents |
| US4584401A (en) * | 1983-10-20 | 1986-04-22 | Biophysica Foundation | Methods and compositions involving polyhydroxylated polyiodo non-ionic contrast media |
| WO1987000757A1 (en) * | 1985-08-09 | 1987-02-12 | Cook Imaging, Inc. | Non-ionic polyol contrast media from ionic contrast media |
-
1996
- 1996-08-29 GB GBGB9618055.9A patent/GB9618055D0/en active Pending
-
1997
- 1997-08-29 WO PCT/GB1997/002335 patent/WO1998008805A1/en not_active Ceased
- 1997-08-29 HU HU9903852A patent/HUP9903852A3/hu unknown
- 1997-08-29 CN CN97197523A patent/CN1092182C/zh not_active Expired - Lifetime
- 1997-08-29 AT AT97937743T patent/ATE207880T1/de not_active IP Right Cessation
- 1997-08-29 EE EEP199900081A patent/EE9900081A/xx unknown
- 1997-08-29 PL PL97331821A patent/PL193698B1/pl unknown
- 1997-08-29 AU AU40267/97A patent/AU717842B2/en not_active Ceased
- 1997-08-29 NZ NZ334818A patent/NZ334818A/xx unknown
- 1997-08-29 CZ CZ0067099A patent/CZ296230B6/cs not_active IP Right Cessation
- 1997-08-29 BR BR9711358A patent/BR9711358A/pt not_active Application Discontinuation
- 1997-08-29 EP EP97937743A patent/EP0923537B1/de not_active Expired - Lifetime
- 1997-08-29 IL IL12868597A patent/IL128685A0/xx unknown
- 1997-08-29 KR KR10-1999-7001685A patent/KR100539647B1/ko not_active Expired - Lifetime
- 1997-08-29 CA CA002263426A patent/CA2263426A1/en not_active Abandoned
- 1997-08-29 SK SK263-99A patent/SK26399A3/sk unknown
- 1997-08-29 DE DE69707901T patent/DE69707901T2/de not_active Expired - Lifetime
- 1997-08-29 ES ES97937743T patent/ES2167014T3/es not_active Expired - Lifetime
- 1997-08-29 JP JP51140198A patent/JP4113587B2/ja not_active Expired - Lifetime
-
1999
- 1999-02-25 NO NO19990890A patent/NO322141B1/no not_active IP Right Cessation
- 1999-03-26 BG BG103288A patent/BG103288A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE69707901T2 (de) | 2002-07-18 |
| IL128685A0 (en) | 2000-01-31 |
| AU4026797A (en) | 1998-03-19 |
| ES2167014T3 (es) | 2002-05-01 |
| DE69707901D1 (de) | 2001-12-06 |
| GB9618055D0 (en) | 1996-10-09 |
| AU717842B2 (en) | 2000-04-06 |
| PL331821A1 (en) | 1999-08-02 |
| CZ67099A3 (cs) | 1999-08-11 |
| JP4113587B2 (ja) | 2008-07-09 |
| SK26399A3 (en) | 2000-03-13 |
| KR20000035944A (ko) | 2000-06-26 |
| NO990890L (no) | 1999-02-25 |
| CN1092182C (zh) | 2002-10-09 |
| WO1998008805A1 (en) | 1998-03-05 |
| NO322141B1 (no) | 2006-08-21 |
| CZ296230B6 (cs) | 2006-02-15 |
| EP0923537A1 (de) | 1999-06-23 |
| ATE207880T1 (de) | 2001-11-15 |
| JP2000517313A (ja) | 2000-12-26 |
| EP0923537B1 (de) | 2001-10-31 |
| CN1228762A (zh) | 1999-09-15 |
| PL193698B1 (pl) | 2007-03-30 |
| EE9900081A (et) | 1999-10-15 |
| CA2263426A1 (en) | 1998-03-05 |
| BR9711358A (pt) | 1999-08-17 |
| HUP9903852A2 (hu) | 2000-03-28 |
| NZ334818A (en) | 2000-08-25 |
| HUP9903852A3 (en) | 2001-08-28 |
| KR100539647B1 (ko) | 2005-12-29 |
| NO990890D0 (no) | 1999-02-25 |
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