(E)-Cefpodoxime Proxetil

CAS: 947692-13-9

Ref. TR-C243855

Product Information

• Name: (E)-Cefpodoxime Proxetil
• Synonyms: 5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-[[(2E)-2-(2-amino-4-thiazolyl)-2-(methoxyimino)acetyl]amino]-3-(methoxymethyl)-8-oxo-, 1-[[(1-methylethoxy)carbonyl]oxy]ethyl ester, (6R,7R)-, 1-[[(1-Methylethoxy)carbonyl]oxy]ethyl (6R,7R)-7-[[(2E)-2-(2-amino-4-thiazolyl)-2-(methoxyimino)acetyl]amino]-3-(methoxymethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate, (1RS)-1-[[(1-Methylethoxy)carbonyl]oxy]ethyl (6R,7R)-7-[[(2E)-2-(2-Aminothiazol-4-yl)-2-(methoxyimino)acetyl]amino]-3-(methoxymethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate, anti-Cefpodoxime Proxetil, Cefpodoxime Proxetil Imp. D (EP)

Description

Impurity Cefpodoxime Proxetil EP Impurity D
Applications (E)-Cefpodoxime Proxetil (Cefpodoxime Proxetil EP Impurity D) is the (E)-isomer of Cefpodoxime Proxetil (C243860); an antibacterial and broad spectrum, orally absorbed third generation cephalosporin. The (E)-isomer tends to have less antibacterial activity than the (Z)-isomer.
References Fujimoto, K., et al.: J. Antibiot., 40, 370 (1987); Utsui, Y., et al.: Antimicrob. Agents Chemother., 31, 1085 (1987); Rajadurai, R., et al.: Anal. Chem.: Ind. J., 9, 265 (2010)

• Brand: TRC

Chemical properties

• Molecular weight: 557.60
• Formula: C₂₁H₂₇N₅O₉S₂
• Color/Form: Neat
• InChI: InChI=1S/C21H27N5O9S2/c1-9(2)33-21(30)35-10(3)34-19(29)15-11(6-31-4)7-36-18-14(17(28)26(15)18)24-16(27)13(25-32-5)12-8-37-20(22)23-12/h8-10,14,18H,6-7H2,1-5H3,(H2,22,23)(H,24,27)/b25-13+/t10?,14-,18-/m1/s1
• InChI key: InChIKey=LTINZAODLRIQIX-ZFEISNGRSA-N
• SMILES: COCC1=C(C(=O)OC(C)OC(=O)OC(C)C)N2C(=O)[C@@H](NC(=O)/C(=N/OC)c3csc(N)n3)[C@H]2SC1