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STABILIZATION OF COMPOSITION FOR X-RAY DIAGNOSTICS
专利权人:
ДжиИ ХЕЛТКЕР АС (NO)
发明人:
ГЛЁГОРД Кристиан (NO),ТАНИНГ Миккель (NO),СЕРВЕНКА Ян (NO)
申请号:
RU2014121588
公开号:
RU2014121588A
申请日:
2012.12.20
申请国别(地区):
RU
年份:
2016
代理人:
摘要:
1. A composition containing a contrast agent Yoforminol and additionally containing a second compound that acts as an inhibitor of the primary formation of crystallization or crystal growth centers, wherein said inhibitor contains a nonionic iodinated dimeric compound. The composition of claim 1, wherein the inhibitor is present in the composition in an amount of from 0.1 mass. % to 15 mass. % .3. The composition of claim 1, wherein the inhibitor contains a compound of formula (I) where X is a straight or branched chain C3-C8 alkylene group in which one or two CH groups are optionally substituted by oxygen atoms, sulfur atoms or NR4 groups, and said alkylene group is possible substituted by -OR4 groups up to and including six; R4 is a straight or branched chain hydrogen atom or a C1-C4 radical; R6 is a hydrogen atom or an acyl functional group; and all R independently are the same or different and mean a 2,4,6-triiodinated phenyl group further substituted with two R5 groups, all R5 groups being the same or different and representing a hydrogen atom or a non-ionic hydrophilic group, provided that at least one R5 is a hydrophilic moiety. 4. The composition of claim 3, wherein the X group is an alkylene chain selected from propylene, butylene or pentylene substituted with one, two, or three hydroxyl groups. The composition according to any one of paragraphs. 1-4, where the inhibitor contains a dimeric compound Iodixanol or Compound II6. A method for increasing the stability of a composition containing yoforminol by including in the composition an inhibitor of primary formation of crystallization or crystal growth centers, where1. Композиция, содержащая контрастный агент Йоформинол и дополнительно содержащая второе соединение, выполняющее функции ингибитора первичного образования центров кристаллизации или роста кристаллов, где указанный ингибитор содержит неионное йодированное димерное соединение.2. Композиция по п. 1, где ингибитор представлен в композиции в количеств
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