Ceftazidime t-Butyl Ester

CAS: 102772-66-7

Ref. TR-C244115

Product Information

• Name: Ceftazidime t-Butyl Ester
• Synonyms: Pyridinium, 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]-, inner salt, Pyridinium, 1-[[(6R,7R)-7-[[(2Z)-(2-amino-4-thiazolyl)[[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]-, inner salt (9CI), Pyridinium, 1-[[7-[[(2-amino-4-thiazolyl)[[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]-, inner salt, [6R-[6a,7ß(Z)]]-

Description

Impurity Ceftazidime EP Impurity E
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),

• Brand: TRC

Chemical properties

• Molecular weight: 602.68
• Formula: C₂₆H₃₀N₆O₇S₂
• Color/Form: Neat
• InChI: InChI=1S/C26H30N6O7S2/c1-25(2,3)38-23(37)26(4,5)39-30-16(15-13-41-24(27)28-15)19(33)29-17-20(34)32-18(22(35)36)14(12-40-21(17)32)11-31-9-7-6-8-10-31/h6-10,13,17,21H,11-12H2,1-5H3,(H3-,27,28,29,33,35,36)/b30-16-/t17-,21-/m1/s1
• SMILES: CC(C)(C)OC(=O)C(C)(C)O/N=C(\C(=O)N[C@@H]1C(=O)N2C(C(=O)[O-])=C(C[n+]3ccccc3)CS[C@H]12)c1csc(=N)[nH]1