Ceftobiprole and its Impurities
Ceftobiprole is the first cephalosporin to demonstrate clinical efficacy in patients with infections due to methicillin-resistant staphylococci and, if approved by regulatory authorities, is expected to be a useful addition to the armamentarium of agents for the treatment of complicated skin infections and pneumonia. Reference standards of Ceftobiprole API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.


(6R,7R)-7-((Z)-2-(5-Amino-1,2,4-thiadiazol-3-yl)-2-(hydroxyimino)acetamido)-3-((E)-((3'R)-1'-((3-hydroxy-2-oxobutoxy)carbonyl)-2-oxo-[1,3'-bipyrrolidin]-3-ylidene)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid
(6R,7R)-7-((Z)-2-(5-Amino-1,2,4-thiadiazol-3-yl)-2-(hydroxyimino)acetamido)-3-((E)-((3'R)-1'-((3-hydroxy-2-oxobutoxy)carbonyl)-2-oxo-[1,3'-bipyrrolidin]-3-ylidene)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid
Catalogue No.:PA 03 3821000
CAS :
NA
Molecular Formula : C25H28N8O10S2
Molecular Weight : 664.67


(6R,7R)-7-((E)-2-(5-Amino-1,2,4-thiadiazol-3-yl)-2-(hydroxyimino)acetamido)-3-((E)-((R)-1'-(((5-methyl-2-oxo-1,3-dioxol-4-yl)methoxy)carbonyl)-2-oxo-[1,3'-bipyrrolidin]-3-ylidene)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid
(6R,7R)-7-((E)-2-(5-Amino-1,2,4-thiadiazol-3-yl)-2-(hydroxyimino)acetamido)-3-((E)-((R)-1'-(((5-methyl-2-oxo-1,3-dioxol-4-yl)methoxy)carbonyl)-2-oxo-[1,3'-bipyrrolidin]-3-ylidene)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid
Catalogue No.:PA 03 3821001
CAS :
NA
Molecular Formula : C26H26N8O11S2
Molecular Weight : 690.66


(6R,7R)-7-((Z)-2-(5-Amino-1,2,4-thiadiazol-3-yl)-2-(hydroxyimino)acetamido)-3-((Z)-((R)-1'-(((5-methyl-2-oxo-1,3-dioxol-4-yl)methoxy)carbonyl)-2-oxo-[1,3'-bipyrrolidin]-3-ylidene)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid
(6R,7R)-7-((Z)-2-(5-Amino-1,2,4-thiadiazol-3-yl)-2-(hydroxyimino)acetamido)-3-((Z)-((R)-1'-(((5-methyl-2-oxo-1,3-dioxol-4-yl)methoxy)carbonyl)-2-oxo-[1,3'-bipyrrolidin]-3-ylidene)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid
Catalogue No.:PA 03 3821002
CAS :
NA
Molecular Formula : C26H26N8O11S2
Molecular Weight : 690.66


(R)-2-((R)-((Z)-2-(5-Amino-1,2,4-thiadiazol-3-yl)-2-(hydroxyimino)acetamido)(carboxy)methyl)-5-((E)-((R)-1'-(((5-methyl-2-oxo-1,3-dioxol-4-yl)methoxy)carbonyl)-2-oxo-[1,3'-bipyrrolidin]-3-ylidene)methyl)-3,6-dihydro-2H-1,3-thiazine-4-carboxylic Acid
(R)-2-((R)-((Z)-2-(5-Amino-1,2,4-thiadiazol-3-yl)-2-(hydroxyimino)acetamido)(carboxy)methyl)-5-((E)-((R)-1'-(((5-methyl-2-oxo-1,3-dioxol-4-yl)methoxy)carbonyl)-2-oxo-[1,3'-bipyrrolidin]-3-ylidene)methyl)-3,6-dihydro-2H-1,3-thiazine-4-carboxylic Acid
Catalogue No.:PA 03 3821003
CAS :
NA
Molecular Formula : C26H28N8O12S2
Molecular Weight : 708.67


(6R,7R)-7-((Z)-2-(5-Amino-1,2,4-thiadiazol-3-yl)-2-(((R)-2-((Z)-2-(5-amino-1,2,4-thiadiazol-3-yl)-2-(hydroxyimino)acetamido)-2-((R)-4-carboxy-5-((E)-((R)-1'-(((5-methyl-2-oxo-1,3-dioxol-4-yl)methoxy)carbonyl)-2-oxo-[1,3'-bipyrrolidin]-3-ylidene)methyl)-3,6-dihydro-2H-1,3-thiazin-2-yl)acetoxy)imino)acetamido)-3-((E)-((R)-1'-(((5-methyl-2-oxo-1,3-dioxol-4-yl)methoxy)carbonyl)-2-oxo-[1,3'-bipyrrolidin]-3-ylidene)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid
(6R,7R)-7-((Z)-2-(5-Amino-1,2,4-thiadiazol-3-yl)-2-(((R)-2-((Z)-2-(5-amino-1,2,4-thiadiazol-3-yl)-2-(hydroxyimino)acetamido)-2-((R)-4-carboxy-5-((E)-((R)-1'-(((5-methyl-2-oxo-1,3-dioxol-4-yl)methoxy)carbonyl)-2-oxo-[1,3'-bipyrrolidin]-3-ylidene)methyl)-3,6-dihydro-2H-1,3-thiazin-2-yl)acetoxy)imino)acetamido)-3-((E)-((R)-1'-(((5-methyl-2-oxo-1,3-dioxol-4-yl)methoxy)carbonyl)-2-oxo-[1,3'-bipyrrolidin]-3-ylidene)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid
Catalogue No.:PA 03 3821004
CAS :
NA
Molecular Formula : C52H52N16O22S4
Molecular Weight : 1381.32


(6R,7R)-7-((Z)-2-(5-((R)-2-((Z)-2-(5-Amino-1,2,4-thiadiazol-3-yl)-2-(hydroxyimino)acetamido)-2-((R)-4-carboxy-5-((E)-((R)-1'-(((5-methyl-2-oxo-1,3-dioxol-4-yl)methoxy)carbonyl)-2-oxo-[1,3'-bipyrrolidin]-3-ylidene)methyl)-3,6-dihydro-2H-1,3-thiazin-2-yl)acetamido)-1,2,4-thiadiazol-3-yl)-2-(hydroxyimino)acetamido)-3-((E)-((R)-1'-(((5-methyl-2-oxo-1,3-dioxol-4-yl)methoxy)carbonyl)-2-oxo-[1,3'-bipyrrolidin]-3-ylidene)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid
(6R,7R)-7-((Z)-2-(5-((R)-2-((Z)-2-(5-Amino-1,2,4-thiadiazol-3-yl)-2-(hydroxyimino)acetamido)-2-((R)-4-carboxy-5-((E)-((R)-1'-(((5-methyl-2-oxo-1,3-dioxol-4-yl)methoxy)carbonyl)-2-oxo-[1,3'-bipyrrolidin]-3-ylidene)methyl)-3,6-dihydro-2H-1,3-thiazin-2-yl)acetamido)-1,2,4-thiadiazol-3-yl)-2-(hydroxyimino)acetamido)-3-((E)-((R)-1'-(((5-methyl-2-oxo-1,3-dioxol-4-yl)methoxy)carbonyl)-2-oxo-[1,3'-bipyrrolidin]-3-ylidene)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid
Catalogue No.:PA 03 3821005
CAS :
NA
Molecular Formula : C52H52N16O22S4
Molecular Weight : 1381.32


(6R,7R)-7-((Z)-2-(5-Amino-1,2,4-thiadiazol-3-yl)-2-(hydroxyimino)acetamido)-8-oxo-5-thia-1-azabicyclo[4.2.0]octane-2,3-dicarboxylic Acid
(6R,7R)-7-((Z)-2-(5-Amino-1,2,4-thiadiazol-3-yl)-2-(hydroxyimino)acetamido)-8-oxo-5-thia-1-azabicyclo[4.2.0]octane-2,3-dicarboxylic Acid
Catalogue No.:PA 03 3821006
CAS :
NA
Molecular Formula : C12H12N6O7S2
Molecular Weight : 416.38


(Z)-2-(5-Amino-1,2,4-thiadiazol-3-yl)-N-((5aR,6R)-3-hydroxy-1,7-dioxo-1,4,5a,6-tetrahydro-3H,7H-azeto[2,1-b]furo[3,4-d][1,3]thiazin-6-yl)-2-(hydroxyimino)acetamide
(Z)-2-(5-Amino-1,2,4-thiadiazol-3-yl)-N-((5aR,6R)-3-hydroxy-1,7-dioxo-1,4,5a,6-tetrahydro-3H,7H-azeto[2,1-b]furo[3,4-d][1,3]thiazin-6-yl)-2-(hydroxyimino)acetamide
Catalogue No.:PA 03 3821007
CAS :
NA
Molecular Formula : C12H10N6O6S2
Molecular Weight : 398.37


(Z)-2-(5-Amino-1,2,4-thiadiazol-3-yl)-N-((5aR,6R)-1,7-dioxo-1,4,5a,6-tetrahydro-3H,7H-azeto[2,1-b]furo[3,4-d][1,3]thiazin-6-yl)-2-(hydroxyimino)acetamide
(Z)-2-(5-Amino-1,2,4-thiadiazol-3-yl)-N-((5aR,6R)-1,7-dioxo-1,4,5a,6-tetrahydro-3H,7H-azeto[2,1-b]furo[3,4-d][1,3]thiazin-6-yl)-2-(hydroxyimino)acetamide
Catalogue No.:PA 03 3821008
CAS :
NA
Molecular Formula : C12H10N6O5S2
Molecular Weight : 382.37


(R)-2-((R)-((Z)-2-(5-Amino-1,2,4-thiadiazol-3-yl)-2-(hydroxyimino)acetamido)(carboxy)methyl)-5-((E)-((R)-2-oxo-[1,3'-bipyrrolidin]-3-ylidene)methyl)-3,6-dihydro-2H-1,3-thiazine-4-carboxylic Acid
(R)-2-((R)-((Z)-2-(5-Amino-1,2,4-thiadiazol-3-yl)-2-(hydroxyimino)acetamido)(carboxy)methyl)-5-((E)-((R)-2-oxo-[1,3'-bipyrrolidin]-3-ylidene)methyl)-3,6-dihydro-2H-1,3-thiazine-4-carboxylic Acid
Catalogue No.:PA 03 3821009
CAS :
NA
Molecular Formula : C20H24N8O7S2
Molecular Weight : 552.58


(6R,7R)-7-((Z)-2-(5-Amino-1,2,4-thiadiazol-3-yl)-2-(hydroxyimino)acetamido)-8-oxo-3-((E)-(2-oxo-1-((R)-tetrahydrofuran-3-yl)pyrrolidin-3-ylidene)methyl)-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid
(6R,7R)-7-((Z)-2-(5-Amino-1,2,4-thiadiazol-3-yl)-2-(hydroxyimino)acetamido)-8-oxo-3-((E)-(2-oxo-1-((R)-tetrahydrofuran-3-yl)pyrrolidin-3-ylidene)methyl)-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid
Catalogue No.:PA 03 3821010
CAS :
NA
Molecular Formula : C20H21N7O7S2
Molecular Weight : 535.55


(6R,7R)-7-((Z)-2-(5-Amino-1,2,4-thiadiazol-3-yl)-2-(hydroxyimino)acetamido)-3-((E)-((R)-1'-(isopropoxycarbonyl)-2-oxo-[1,3'-bipyrrolidin]-3-ylidene)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid
(6R,7R)-7-((Z)-2-(5-Amino-1,2,4-thiadiazol-3-yl)-2-(hydroxyimino)acetamido)-3-((E)-((R)-1'-(isopropoxycarbonyl)-2-oxo-[1,3'-bipyrrolidin]-3-ylidene)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid
Catalogue No.:PA 03 3821011
CAS :
NA
Molecular Formula : C24H28N8O8S2
Molecular Weight : 620.66


(6R,7R)-7-((Z)-2-(5-Amino-1,2,4-thiadiazol-3-yl)-2-(((R)-2-((Z)-2-(5-amino-1,2,4-thiadiazol-3-yl)-2-(hydroxyimino)acetamido)-2-((R)-4-carboxy-5-((E)-((R)-2-oxo-[1,3'-bipyrrolidin]-3-ylidene)methyl)-3,6-dihydro-2H-1,3-thiazin-2-yl)acetoxy)imino)acetamido)-3-((E)-((R)-1'-(((5-methyl-2-oxo-1,3-dioxol-4-yl)methoxy)carbonyl)-2-oxo-[1,3'-bipyrrolidin]-3-ylidene)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid
(6R,7R)-7-((Z)-2-(5-Amino-1,2,4-thiadiazol-3-yl)-2-(((R)-2-((Z)-2-(5-amino-1,2,4-thiadiazol-3-yl)-2-(hydroxyimino)acetamido)-2-((R)-4-carboxy-5-((E)-((R)-2-oxo-[1,3'-bipyrrolidin]-3-ylidene)methyl)-3,6-dihydro-2H-1,3-thiazin-2-yl)acetoxy)imino)acetamido)-3-((E)-((R)-1'-(((5-methyl-2-oxo-1,3-dioxol-4-yl)methoxy)carbonyl)-2-oxo-[1,3'-bipyrrolidin]-3-ylidene)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid
Catalogue No.:PA 03 3821012
CAS :
NA
Molecular Formula : C46H48N16O17S4
Molecular Weight : 1225.23


(6R,7R)-7-((Z)-2-(5-Amino-1,2,4-thiadiazol-3-yl)-2-(hydroxyimino)acetamido)-3-((E)-((R)-1'-(tert-butoxycarbonyl)-2-oxo-[1,3'-bipyrrolidin]-3-ylidene)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid
(6R,7R)-7-((Z)-2-(5-Amino-1,2,4-thiadiazol-3-yl)-2-(hydroxyimino)acetamido)-3-((E)-((R)-1'-(tert-butoxycarbonyl)-2-oxo-[1,3'-bipyrrolidin]-3-ylidene)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid
Catalogue No.:PA 03 3821013
CAS :
NA
Molecular Formula : C25H30N8O8S2
Molecular Weight : 634.68


(6R,7R)-7-((Z)-2-(5-(((5aR,6R)-6-((Z)-2-(5-Amino-1,2,4-thiadiazol-3-yl)-2-(hydroxyimino)acetamido)-1,7-dioxo-1,4,5a,6-tetrahydro-3H,7H-azeto[2,1-b]furo[3,4-d][1,3]thiazin-3-yl)amino)-1,2,4-thiadiazol-3-yl)-2-(hydroxyimino)acetamido)-3-((E)-((R)-1'-(((5-methyl-2-oxo-1,3-dioxol-4-yl)methoxy)carbonyl)-2-oxo-[1,3'-bipyrrolidin]-3-ylidene)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid
(6R,7R)-7-((Z)-2-(5-(((5aR,6R)-6-((Z)-2-(5-Amino-1,2,4-thiadiazol-3-yl)-2-(hydroxyimino)acetamido)-1,7-dioxo-1,4,5a,6-tetrahydro-3H,7H-azeto[2,1-b]furo[3,4-d][1,3]thiazin-3-yl)amino)-1,2,4-thiadiazol-3-yl)-2-(hydroxyimino)acetamido)-3-((E)-((R)-1'-(((5-methyl-2-oxo-1,3-dioxol-4-yl)methoxy)carbonyl)-2-oxo-[1,3'-bipyrrolidin]-3-ylidene)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid
Catalogue No.:PA 03 3821014
CAS :
NA
Molecular Formula : C38H34N14O16S4
Molecular Weight : 1071.01


(R)-2-((R)-1-((Z)-2-(5-Amino-1,2,4-thiadiazol-3-yl)-2-(hydroxyimino)acetamido)-2-methoxy-2-oxoethyl)-5-((E)-((R)-1'-(((5-methyl-2-oxo-1,3-dioxol-4-yl)methoxy)carbonyl)-2-oxo-[1,3'-bipyrrolidin]-3-ylidene)methyl)-3,6-dihydro-2H-1,3-thiazine-4-carboxylic Acid
(R)-2-((R)-1-((Z)-2-(5-Amino-1,2,4-thiadiazol-3-yl)-2-(hydroxyimino)acetamido)-2-methoxy-2-oxoethyl)-5-((E)-((R)-1'-(((5-methyl-2-oxo-1,3-dioxol-4-yl)methoxy)carbonyl)-2-oxo-[1,3'-bipyrrolidin]-3-ylidene)methyl)-3,6-dihydro-2H-1,3-thiazine-4-carboxylic Acid
Catalogue No.:PA 03 3821015
CAS :
NA
Molecular Formula : C27H30N8O12S2
Molecular Weight : 722.7


(6R,7R)-7-((Z)-2-(5-Amino-1,2,4-thiadiazol-3-yl)-2-(((((5-methyl-2-oxo-1,3-dioxol-4-yl)methoxy)carbonyl)oxy)imino)acetamido)-3-((E)-((R)-1'-(((5-methyl-2-oxo-1,3-dioxol-4-yl)methoxy)carbonyl)-2-oxo-[1,3'-bipyrrolidin]-3-ylidene)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid
(6R,7R)-7-((Z)-2-(5-Amino-1,2,4-thiadiazol-3-yl)-2-(((((5-methyl-2-oxo-1,3-dioxol-4-yl)methoxy)carbonyl)oxy)imino)acetamido)-3-((E)-((R)-1'-(((5-methyl-2-oxo-1,3-dioxol-4-yl)methoxy)carbonyl)-2-oxo-[1,3'-bipyrrolidin]-3-ylidene)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid
Catalogue No.:PA 03 3821016
CAS :
NA
Molecular Formula : C32H30N8O16S2
Molecular Weight : 846.75


(6R,7R)-7-((Z)-2-(5-Amino-1,2,4-thiadiazol-3-yl)-2-(tert-butoxyimino)acetamido)-3-((E)-((R)-1'-(((5-methyl-2-oxo-1,3-dioxol-4-yl)methoxy)carbonyl)-2-oxo-[1,3'-bipyrrolidin]-3-ylidene)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid
(6R,7R)-7-((Z)-2-(5-Amino-1,2,4-thiadiazol-3-yl)-2-(tert-butoxyimino)acetamido)-3-((E)-((R)-1'-(((5-methyl-2-oxo-1,3-dioxol-4-yl)methoxy)carbonyl)-2-oxo-[1,3'-bipyrrolidin]-3-ylidene)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid
Catalogue No.:PA 03 3821017
CAS :
NA
Molecular Formula : C30H34N8O11S2
Molecular Weight : 746.77


tertButyl (6R,7R)-7-((Z)-2-(5-amino-1,2,4-thiadiazol-3-yl)-2-(hydroxyimino)acetamido)-3-((E)-((R)-1'-(((5-methyl-2-oxo-1,3-dioxol-4-yl)methoxy)carbonyl)-2-oxo-[1,3'-bipyrrolidin]-3-ylidene)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate
tertButyl (6R,7R)-7-((Z)-2-(5-amino-1,2,4-thiadiazol-3-yl)-2-(hydroxyimino)acetamido)-3-((E)-((R)-1'-(((5-methyl-2-oxo-1,3-dioxol-4-yl)methoxy)carbonyl)-2-oxo-[1,3'-bipyrrolidin]-3-ylidene)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate
Catalogue No.:PA 03 3821018
CAS :
NA
Molecular Formula : C30H34N8O11S2
Molecular Weight : 746.77


(6R,7R)-7-((Z)-2-(5-Amino-1,2,4-thiadiazol-3-yl)-2-((benzhydryloxy)imino)acetamido)-3-((E)-((R)-1'-(((5-methyl-2-oxo-1,3-dioxol-4-yl)methoxy)carbonyl)-2-oxo-[1,3'-bipyrrolidin]-3-ylidene)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid
(6R,7R)-7-((Z)-2-(5-Amino-1,2,4-thiadiazol-3-yl)-2-((benzhydryloxy)imino)acetamido)-3-((E)-((R)-1'-(((5-methyl-2-oxo-1,3-dioxol-4-yl)methoxy)carbonyl)-2-oxo-[1,3'-bipyrrolidin]-3-ylidene)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid
Catalogue No.:PA 03 3821019
CAS :
NA
Molecular Formula : C39H36N8O11S2
Molecular Weight : 856.88


Benzhydryl (6R,7R)-7-((Z)-2-(5-amino-1,2,4-thiadiazol-3-yl)-2-(hydroxyimino)acetamido)-3-((E)-((R)-1'-(((5-methyl-2-oxo-1,3-dioxol-4-yl)methoxy)carbonyl)-2-oxo-[1,3'-bipyrrolidin]-3-ylidene)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate
Benzhydryl (6R,7R)-7-((Z)-2-(5-amino-1,2,4-thiadiazol-3-yl)-2-(hydroxyimino)acetamido)-3-((E)-((R)-1'-(((5-methyl-2-oxo-1,3-dioxol-4-yl)methoxy)carbonyl)-2-oxo-[1,3'-bipyrrolidin]-3-ylidene)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate
Catalogue No.:PA 03 3821020
CAS :
NA
Molecular Formula : C39H36N8O11S2
Molecular Weight : 856.88


(6R,7R)-7-((Z)-2-(5-Amino-1,2,4-thiadiazol-3-yl)-2-(((2R)-2-((Z)-2-(5-amino-1,2,4-thiadiazol-3-yl)-2-(hydroxyimino)acetamido)-2-((2R)-5-(benzhydryloxy)-7-oxo-1,2,5,7-tetrahydro-4H-furo[3,4-d][1,3]thiazin-2-yl)acetoxy)imino)acetamido)-3-((E)-((R)-1'-(((5-methyl-2-oxo-1,3-dioxol-4-yl)methoxy)carbonyl)-2-oxo-[1,3'-bipyrrolidin]-3-ylidene)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid
(6R,7R)-7-((Z)-2-(5-Amino-1,2,4-thiadiazol-3-yl)-2-(((2R)-2-((Z)-2-(5-amino-1,2,4-thiadiazol-3-yl)-2-(hydroxyimino)acetamido)-2-((2R)-5-(benzhydryloxy)-7-oxo-1,2,5,7-tetrahydro-4H-furo[3,4-d][1,3]thiazin-2-yl)acetoxy)imino)acetamido)-3-((E)-((R)-1'-(((5-methyl-2-oxo-1,3-dioxol-4-yl)methoxy)carbonyl)-2-oxo-[1,3'-bipyrrolidin]-3-ylidene)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid
Catalogue No.:PA 03 3821021
CAS :
NA
Molecular Formula : C51H46N14O17S4
Molecular Weight : 1255.25


(6R,7R)-7-((Z)-2-(5-Amino-1,2,4-thiadiazol-3-yl)-2-(hydroxyimino)acetamido)-3-((E)-((S)-1'-(((5-methyl-2-oxo-1,3-dioxol-4-yl)methoxy)carbonyl)-2-oxo-[1,3'-bipyrrolidin]-3-ylidene)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid
(6R,7R)-7-((Z)-2-(5-Amino-1,2,4-thiadiazol-3-yl)-2-(hydroxyimino)acetamido)-3-((E)-((S)-1'-(((5-methyl-2-oxo-1,3-dioxol-4-yl)methoxy)carbonyl)-2-oxo-[1,3'-bipyrrolidin]-3-ylidene)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid
Catalogue No.:PA 03 3821022
CAS :
NA
Molecular Formula : C26H26N8O11S2
Molecular Weight : 690.66