CAS:102772-66-7|Ceftazidime t-Butyl Ester

Catalogue Number:C244115
Chemical Name:Ceftazidime t-Butyl Ester
Synonyms:1-[[(6R,7R)-7-[[(2Z)-2-(2-Amino-4-thiazolyl)-2-[[2-(1,1-dimethylethoxy)-1,1-dimethyl-2-oxoethoxy]imino]acetyl]amino]-2-carboxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl]methyl]pyridinium Inner Salt; Ceftazidime EP Impurity E
Impurity:Ceftazidime EP Impurity E
CAS Number:102772-66-7
Molecular Formula:C₂₆H₃₀N₆O₇S₂
Appearance:Off-Whte to Brown Solid
Melting Point:>195°C (dec.)
Molecular Weight:602.68
Storage:-20°C
Solubility:DMSO (Slightly), Methanol (Slightly)
Category:Standards; Chiral Molecules; Pharmaceutical/API Drug Impurities/Metabolites;
Applications:Ceftazidime t-Butyl Ester (Ceftazidime EP Impurity E) Ceftazidime t-Butyl ester is an impurity of Ceftazidime (C244100). Ceftazidime impurity C.
References:Miyake, A., et al.: Antimicrob. Agents Chemother., 486, 182 (1989), Seibert, G., et al.: Arzneim.-Forsch., 33, 1084 (1983),
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