sultamicillin tosilate dihydrate and its Impurities
A tosylate salt of the double ester of sulbactam plus ampicillin (codrugs) with antibacterial activity. The pharmacokinetic properties of sultamicillin are improved compared to a combination of ampicillin and sulbactam. Reference standards of Sultamicillin Tosilate Dihydrate API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.
Sultamicillin Tosilate Dihydrate - Impurity D
Methylene (2S,5R,6R)-3,3-dimethyl-6-[[(2R)-[(1-methyl-4-oxopentylidene)amino]phenylacetyl]amino]-7-oxo-4-thia-1-azabicyclo [3.2.0]heptane-2-carboxylate (2S,5R)-3,3-dimethyl-7-oxo-4-oxa-1-azabicyclo [3.2.0]heptane-2-carboxylate
Catalogue No.:PA 19 98040
CAS :
NA
Molecular Formula : C53H65N7O14S2
Molecular Weight : 1088.25
(((4S)-2-(1-((R)-2-Amino-2-phenylacetamido)-2-methoxy-2-oxoethyl)-5,5-dimethylthiazolidine-4-carbonyl)oxy)methyl (2S,5R)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate 4,4-Dioxide
(((4S)-2-(1-((R)-2-Amino-2-phenylacetamido)-2-methoxy-2-oxoethyl)-5,5-dimethylthiazolidine-4-carbonyl)oxy)methyl (2S,5R)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate 4,4-Dioxide
Catalogue No.:PA 19 98510
CAS :
NA
Molecular Formula : C26H34N4O10S2
Molecular Weight : 626.7
(((2S,5R,6R)-6-((R)-2-Amino-2-phenylacetamido)-3,3-dimethyl-4-oxido-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carbonyl)oxy)methyl (2S,5R)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate 4,4-Dioxide
(((2S,5R,6R)-6-((R)-2-Amino-2-phenylacetamido)-3,3-dimethyl-4-oxido-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carbonyl)oxy)methyl (2S,5R)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate 4,4-Dioxide
Catalogue No.:PA 19 98520
CAS :
NA
Molecular Formula : C25H30N4O10S2
Molecular Weight : 610.65
