Aztreonam Dimer

Aztreonam Impurity 5 Aztreonam Impurity 2 Aztreonam Amide Impurity (E)-Aztreonam Aztreonam Impurity 6 Aztreonam Impurity 4 AztreonaM IMpurity F Aztreonam Open-Ring Ethyl Ester Aztreonam Impurity 9 Aztreonam Impurity 3 Aztreonam Impurity B (2S-trans)-3-Amino-2-methyl-4-oxoazetidine-1-sulphonic acid Aztreonam Dimer 2 Propanoic acid, 2-[[(Z)-[1-(2-amino-4-thiazolyl)-2-[[(2S,3S)-2-methyl-4-oxo-1-sulfo-3-azetidinyl]amino]-2-oxoethylidene]amino]oxy]-2-methyl-, 1-(1,1-dimethylethyl) ester