
Identification
CAS Number
78439-06-21
Name
Ceftazidime dimer impurity 1
Synonyms
(6R,7R)-7-((Z)-2-(2-((R)-2-((Z)-2-(2-aminothiazol-4-yl)-2-(((2-carboxypropan-2-yl)oxy)imino)acetamido)-2-((R)-4-carboxy-5-(hydroxymethyl)-3,6-dihydro-2H-1,3-thiazin-2-yl)acetamido)thiazol-4-yl)-2-(((2-carboxypropan-2-yl)oxy)imino)acetamido)-8-oxo-3-(pyridin-1-ium-1-ylmethyl)-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate
Molecular Formula
C39H41N11O15S4
Molecular Weight
1031.170
Properties
Appearance
Powder
Safety Data
RIDADR
NONH for all modes of transport
WGK Germany
3
Specifications and Other Information of Our Ceftazidime dimer impurity 1 CAS 78439-06-21
Identification Methods
HNMR, HPLC
Purity
90% min
Shelf Life
2 years
Storage
Under room temperature away from light
Known Application
Commonly used as Ceftazidime dimer impurity.
Links
This product is developed by our R&D company Caming Pharmaceutical Ltd (https://www.caming.com/).
Quick Inquiry
Fill out our inquiry form and one of our experts will be in touch with you shortly.
![Structure of Sulfonium, triphenyl-, α,α-difluorotricyclo[3.3.1.13,7]decane-1-ethanesulfonate <span class="caps">CAS</span> 1146597-81-0 Structure of Sulfonium, triphenyl-, α,α-difluorotricyclo[3.3.1.13,7]decane-1-ethanesulfonate CAS 1146597-81-0](https://www.watson-int.com/wp-content/uploads/2026/06/Structure-of-Sulfonium-triphenyl-αα-difluorotricyclo3.3.1.137decane-1-ethanesulfonate-CAS-1146597-81-0.jpg)


![Structure of 5,7-Dihydro-2-methylthieno[3,4-d]pyrimidine <span class="caps">CAS</span> 36267-71-7 Structure of 5,7-Dihydro-2-methylthieno[3,4-d]pyrimidine CAS 36267-71-7](https://www.watson-int.com/wp-content/uploads/2019/07/Structure-of-57-Dihydro-2-methylthieno34-dpyrimidine-CAS-36267-71-7.png)





