1-[[(6R,7R)-7-[[(2Z)-2-(2-Amino-4-thiazolyl)-2-[(1-carboxy-1-methylethoxy)imino]acetyl]amino]-2-carboxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-3-en-3-yl]methyl]pyridinium; Δ-2-Ceftazidime; Ceftazidime Impurity A (EP); Ceftazidime EP Impurity A
杂质:
Ceftazidime EP Impurity A
CAS号:
1000980-60-8
参考CAS:
217796-42-4 - for (2R)-isomer
分子式:
C₂₂H₂₂N₆O₇S₂
外观:
白色至Light Brown Solid
熔点:
>136°C (dec.)
分子量:
546.58
储存:
Amber Vial, -20ËšC Freezer, Under Inert Atmosphere
溶解度:
DMSO (Slightly), Methanol (Slightly, Heated), Water (Slightly)
稳定性:
Hygroscopic
类别:
Standards; Chiral Molecules; Pharmaceutical/API Drug Impurities/Metabolites;
应用:
∆2-Ceftazidime, 90% (Ceftazidime EP Impurity A) is a Ceftazidime isomer, an impurity of Ceftazidime (C244100).
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