Aztreonam
C13H17N5O8S2
435.43
Propanoic acid, 2-[[[1-(2-amino-4-thiazolyl)-2-[(2-methyl-4-oxo-1-sulfo-3-azetidinyl)amino]-2-oxoethylidene]amino]oxy]-2-methyl-, [2S-[2α,3β(Z)]]-;
(Z)-2-({[(2-Amino-4-thiazolyl){[(2S,3S)-2-methyl-4-oxo-1-sulfo-3-azetidinyl]carbamoyl}methylene]amino}oxy)-2-methylpropionic acid [78110-38-0]
Propanoic acid, 2-[[[1-(2-amino-4-thiazolyl)-2-[(2-methyl-4-oxo-1-sulfo-3-azetidinyl)amino]-2-oxoethylidene]amino]oxy]-2-methyl-, [2S-[2α,3β(Z)]]-;
(Z)-2-({[(2-Amino-4-thiazolyl){[(2S,3S)-2-methyl-4-oxo-1-sulfo-3-azetidinyl]carbamoyl}methylene]amino}oxy)-2-methylpropionic acid [78110-38-0]
DEFINITION
Aztreonam, which may be anhydrous or hydrated, contains NLT 92.0% and NMT 105.0% of aztreonam (C13H17N5O8S2), calculated on the anhydrous and solvent-free basis.
USP REFERENCE STANDARDS FOR PURCHASE
USP Alcohol Determination±Alcohol RSUSP Alcohol Determination—Acetonitrile RS
USP Aztreonam E-Isomer RS
USP Aztreonam RS