LT - Method for purifying 5-amino-N,N`-bis(2,3-dihydroxypropyl)-isophthalamide, an intermediate in the preparation of non-ionic X-ray contrast agents
EN - Method for purifying 5-amino-N,N`-bis(2,3-dihydroxypropyl)-isophthalamide, an intermediate in the preparation of non-ionic X-ray contrast agents
Teisinis statusas
Patentas neįsigaliojo (pagal EPK)
Bibliografiniai duomenys
Tarptautinės patentų klasifikacijos indeksai (TPK)
| (51) |
INT.CL. |
C07C 231/24 |
|
|
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C07C 237/32 |
|
Europos patentas
| (11) |
Patento numeris |
2289870 |
| (13) |
Dokumento rūšis |
T |
| (96) |
Europos patento paraiškos numeris |
09176517.2 |
|
Europos patento paraiškos padavimo data |
2009-11-19 |
| (97) |
Europos patento paraiškos paskelbimo data |
2011-03-02 |
| (45) |
Paskelbimo apie Europos patento išdavimą data |
2012-11-07
|
| (46) |
Apibrėžties vertimo paskelbimo data |
|
Prioriteto paraiškos
| (30) |
Numeris |
Data |
Šalis |
|
227086 P |
2009-07-21
|
US |
Išradėjai
| (72) |
Haaland, Torfinn, NO
Homestad, Ole, Magne, NO
|
Savininkas
| (73) |
GE Healthcare AS,
Nycoveien 1-2 P.O. Box 4220 Nydalen, 0401 Oslo,
NO
|
Pavadinimas
| (54) |
Method for purifying 5-amino-N,N`-bis(2,3-dihydroxypropyl)-isophthalamide, an intermediate in the preparation of non-ionic X-ray contrast agents |
| |
Method for purifying 5-amino-N,N`-bis(2,3-dihydroxypropyl)-isophthalamide, an intermediate in the preparation of non-ionic X-ray contrast agents |
