(E)-Cefixime (Cefixime EP Impurity D)

• Synonyms:

  Cefixime Imp. D (EP), Cefixime (E)-Isomer; 5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-[[(2E)-2-(2-amino-4-thiazolyl)-2-[(carboxymethoxy)imino]acetyl]amino]-3-ethenyl-8-oxo-, (6R,7R)-; 5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-[[(2-amino-4-thiazolyl)[(carboxymethoxy)imino]acetyl]amino]-3-ethenyl-8-oxo-, [6R-[6α,7β(E)]]- (9CI); (6R,7R)-7-[((2E)-2-(2-Amino-4-thiazolyl)-2-[(carboxymethoxy)imino]acetyl)amino]-3-ethenyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid

• Hazard Statement:

  Causes skin irritation

• Purity:

  >95% (HPLC)

• Smiles:

  Nc1nc(cs1)\C(=N/OCC(=O)O)\C(=O)N[C@H]2[C@H]3SCC(=C(N3C2=O)C(=O)O)C=C

• Molecular Formula:

  C16 H15 N5 O7 S2

• Molecular Weight:

  453.4496

• InChI:

  InChI=1S/C16H15N5O7S2/c1-2-6-4-29-14-10(13(25)21(14)11(6)15(26)27)19-12(24)9(20-28-3-8(22)23)7-5-30-16(17)18-7/h2,5,10,14H,1,3-4H2,(H2,17,18)(H,19,24)(H,22,23)(H,26,27)/b20-9+/t10-,14-/m1/s1

• Additionnal Information:

  IUPAC name: (6R,7R)-7-[[(2E)-2-(2-amino-1,3-thiazol-4-yl)-2-(carboxymethoxyimino)acetyl]amino]-3-ethenyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid

• Shipping Conditions:

  Room Temperature

• Storage Conditions:

  -20°C

• CAS Number:

  97164-56-2