Flomoxef is an oxacephem antibiotic. It has been used in trials studying the treatment of Urinary Tract Infection. Reference standards of Flomoxef API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.
Flomoxef
Catalogue No.:PA 06 79000
CAS :
Molecular Formula : C15H18F2N6O7S2
Molecular Weight : 496.47
Sodium (7R)-7-(2-((difluoromethyl)thio)acetamido)-3-(hydroxymethyl)-7-methoxy-8-oxo-5-oxa-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate
Catalogue No.:PA 06 79510
Molecular Formula : C12H13F2N2NaO7S
Molecular Weight : 390.29
Sodium (7S)-7-(2-((difluoromethyl)thio)acetamido)-3-(((1-(2-hydroxyethyl)-1H-tetrazol-5-yl)thio)methyl)-7-methoxy-8-oxo-5-oxa-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate
Catalogue No.:PA 06 79520
Molecular Formula : C15H17F2N6NaO7S2
Molecular Weight : 518.45
2-((Difluoromethyl)thio)-N-((6R)-6-methoxy-1,7-dioxo-1,3,4,5a,6,7-hexahydroazeto[2,1-b]furo[3,4-d][1,3]oxazin-6-yl)acetamide
Catalogue No.:PA 06 79530
Molecular Formula : C12H12F2N2O6S
Molecular Weight : 350.3
Flomoxef-d4
Catalogue No.:PA STI 041280
Molecular Formula : C15H14D4F2N6O7S2
Molecular Weight : 500.49
Flomoxef Benzhydryl Ester-d4
Catalogue No.:PA STI 041290
Molecular Formula : C28H24D4F2N6O7S2
Molecular Weight : 666.71
(6R,7R)-7-(2-((Difluoromethyl)thio)acetamido)-3-(((1-(2-hydroxyethyl)-1H-tetrazol-5-yl)thio)methyl)-7-methoxy-8-oxo-5-oxa-1-azabicyclo[4.2.0]oct-2-ene-2-carboxamide
Catalogue No.:PA 06 79540
Molecular Formula : C15H19F2N7O6S2
Molecular Weight : 495.48
(6R,7R)-7-(2-((Difluoromethyl)thio)acetamido)-3-(hydroxymethyl)-7-methoxy-8-oxo-5-oxa-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid
Catalogue No.:PA 06 79550
Molecular Formula : C12H14F2N2O7S
Molecular Weight : 368.31
2-((Difluoromethyl)thio)-N-((5aR,6R)-6-methoxy-1,7-dioxo-1,4,5a,6-tetrahydro-3H,7H-azeto[2,1-b]furo[3,4-d][1,3]oxazin-6-yl)acetamide
Catalogue No.:PA 06 79560
Molecular Weight : 350.29
Benzhydryl (6R,7R)-3-(chloromethyl)-7-((1-(((Z)-2-chlorovinyl)oxy)-2-((difluoromethyl)thio)ethyl)amino)-7-methoxy-8-oxo-5-oxa-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate
Catalogue No.:PA 06 79570
Molecular Formula : C27H26Cl2F2N2O6S
Molecular Weight : 615.47
(E)-2-((Difluoromethyl)thio)-1-((2-hydroxyethyl)diazenyl)ethan-1-one
Catalogue No.:PA 06 79580
Molecular Formula : C5H8F2N2O2S
Molecular Weight : 198.19
2-((Difluoromethyl)thio)-N-(5-(3,4-dihydroxy-2,5-dihydro-1H-pyrrol-1-yl)-4-(oxetan-3-ylidene)-3-oxo-2,6-dioxabicyclo[3.1.1]hept-1(7)-en-7-yl)acetamide
Catalogue No.:PA 06 79590
Molecular Formula : C15H14F2N2O7S
Molecular Weight : 404.34
3-(((1-(2-Hydroxyethyl)-1H-tetrazol-5-yl)thio)methyl)-2H-oxete-4-carboxylic Acid
Catalogue No.:PA 06 79600
Molecular Formula : C8H10N4O4S
Molecular Weight : 258.25
5-(((Difluoromethyl)thio)methyl)-3-methoxy-1H-pyrazole
Catalogue No.:PA 06 79610
Molecular Formula : C6H8F2N2OS
Molecular Weight : 194.2
2-(5-Mercaptotetrazole-1-yl)ethanol
Catalogue No.:PA 06 79620
Molecular Formula : C3H6N4OS
Molecular Weight : 146.17
Benzhydryl (6R,7S)-3-(chloromethyl)-7-(4-methylbenzamido)-8-oxo-5-oxa-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate
Catalogue No.:PA 06 79630
Molecular Formula : C29H25ClN2O5
Molecular Weight : 516.98
2-((Difluoromethyl)thio)acetic Acid
Catalogue No.:PA 06 79640
Molecular Formula : C3H4F2O2S
Molecular Weight : 142.12
Flomoxef Benzhydryl Ester
Catalogue No.:PA 06 79650
Molecular Formula : C28H28F2N6O7S2
Molecular Weight : 662.68
Benzhydryl (6R,7R)-3-(chloromethyl)-7-(2-((difluoromethyl)thio)acetamido)-7-methoxy-8-oxo-5-oxa-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate
Catalogue No.:PA 06 79660
Molecular Formula : C25H23ClF2N2O6S
Molecular Weight : 552.97
(R)-2-(2-((Difluoromethyl)thio)acetamido)-2-methoxy-2-((R)-7-oxo-1,2,5,7-tetrahydro-4H-furo[3,4-d][1,3]oxazin-2-yl)acetic Acid
Catalogue No.:PA 06 0791000
(R)-2-((R)-Carboxy(2-((difluoromethyl)thio)acetamido)(methoxy)methyl)-5-(((1-(2-hydroxyethyl)-1H-tetrazol-5-yl)thio)methyl)-3,6-dihydro-2H-1,3-oxazine-4-carboxylic Acid
Catalogue No.:PA 06 0791001
Molecular Formula : C15H20F2N6O8S2
Molecular Weight : 514.48
(6S,7S)-7-((S)-2-(2-((Difluoromethyl)thio)acetamido)-N-(2-((difluoromethyl)thio)acetyl)-2-methoxy-2-((S)-7-oxo-1,2,5,7-tetrahydro-4H-furo[3,4-d][1,3]oxazin-2-yl)acetamido)-3-(((1-(2-hydroxyethyl)-1H-tetrazol-5-yl)thio)methyl)-7-methoxy-8-oxo-5-oxa-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid
Catalogue No.:PA 06 0791002
Molecular Formula : C27H30F4N8O13S3
Molecular Weight : 846.75
(6R,7R)-3-(((1-(2-((R)-2-((R)-4-Carboxy-5-methylene-5,6-dihydro-2H-1,3-oxazin-2-yl)-2-(2-((difluoromethyl)thio)acetamido)-2-methoxyacetoxy)ethyl)-1H-tetrazol-5-yl)thio)methyl)-7-(2-((difluoromethyl)thio)acetamido)-7-methoxy-8-oxo-5-oxa-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid
Catalogue No.:PA 06 0791003
(6R,7R)-3-(((1-(2-((R)-2-((2R,5R)-4-Carboxy-5-((4-(2-hydroxyethyl)-5-thioxo-4,5-dihydro-1H-tetrazol-1-yl)methyl)-5,6-dihydro-2H-1,3-oxazin-2-yl)-2-(2-((difluoromethyl)thio)acetamido)-2-methoxyacetoxy)ethyl)-1H-tetrazol-5-yl)thio)methyl)-7-(2-((difluoromethyl)thio)acetamido)-7-methoxy-8-oxo-5-oxa-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid
Catalogue No.:PA 06 0791004
Molecular Formula : C30H36F4N12O14S4
Molecular Weight : 992.92
(6R,7R)-3-(((1-(2-((R)-2-((2R,5S)-4-Carboxy-5-((4-(2-hydroxyethyl)-5-thioxo-4,5-dihydro-1H-tetrazol-1-yl)methyl)-5,6-dihydro-2H-1,3-oxazin-2-yl)-2-(2-((difluoromethyl)thio)acetamido)-2-methoxyacetoxy)ethyl)-1H-tetrazol-5-yl)thio)methyl)-7-(2-((difluoromethyl)thio)acetamido)-7-methoxy-8-oxo-5-oxa-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid
Catalogue No.:PA 06 0791005
Sodium 4-hydroxy-3-((4-(2-hydroxyethyl)-5-thioxo-4,5-dihydro-1H-tetrazol-1-yl)methyl)-2-oxobutanoate
Catalogue No.:PA 06 0791006
Molecular Formula : C8H11N4NaO5S
Molecular Weight : 298.25
Methyl (R)-3-((difluoromethoxy)methyl)-7-imino-8-oxo-5-oxa-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate
Catalogue No.:PA 06 0791007
Molecular Formula : C10H10F2N2O5
Molecular Weight : 276.2
(6S,7S)-7-((S)-2-(2-((Difluoromethyl)thio)acetamido)-N-(2-((difluoromethyl)thio)acetyl)-2-methoxy-2-((S)-7-oxo-1,2,5,7-tetrahydro-4H-furo[3,4-d][1,3]oxazin-2-yl)acetamido)-3-(((1-(2-hydroxyethyl)-1H-tetrazol-5-yl)thio)methyl)-7-methoxy-8-oxo-5-oxa-1-azabicyclo[4.2.0]oct-3-ene-2-carboxylic Acid
Catalogue No.:PA 06 0791008
(6R)-3-(((1-(2-((S)-2-((S)-4-Carboxy-5-(((1-(2-hydroxyethyl)-1H-tetrazol-5-yl)thio)methyl)-3,6-dihydro-2H-1,3-oxazin-2-yl)-2-(2-((difluoromethyl)thio)acetamido)-2-methoxyacetoxy)ethyl)-1H-tetrazol-5-yl)thio)methyl)-7-(2-((difluoromethyl)thio)acetamido)-7-methoxy-8-oxo-5-oxa-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid
Catalogue No.:PA 06 0791009
(6S,7S)-3-(Chloromethyl)-7-((S)-2-(2-((difluoromethyl)thio)acetamido)-N-(2-((difluoromethyl)thio)acetyl)-2-methoxy-2-((S)-7-oxo-1,2,5,7-tetrahydro-4H-furo[3,4-d][1,3]oxazin-2-yl)acetamido)-7-methoxy-8-oxo-5-oxa-1-azabicyclo[4.2.0]oct-2-ene-2-carboxamide
Catalogue No.:PA 06 0791010
Molecular Formula : C24H26ClF4N5O11S2
Molecular Weight : 736.06
(R)-2-(2-((Difluoromethyl)thio)acetamido)-2-((R)-4-(((1-(2-hydroxyethyl)-1H-tetrazol-5-yl)thio)carbonyl)-5-(((1-(2-hydroxyethyl)-1H-tetrazol-5-yl)thio)methyl)-3,6-dihydro-2H-1,3-oxazin-2-yl)-2-methoxyacetic Acid
Catalogue No.:PA 06 0791011
Molecular Formula : C18H24F2N10O8S3
Molecular Weight : 642.63
(6R,7R)-7-(2-((Difluoromethyl)thio)acetamido)-3-(((1-(2-hydroxyethyl)-1H-tetrazol-5-yl)thio)methyl)-7-methoxy-8-oxo-5-oxa-1-azabicyclo[4.2.0]oct-3-ene-2-carboxylic Acid
Catalogue No.:PA 06 0791012
Molecular Weight : 496.46
2-((Difluoromethyl)thio)-N-((6R,7R)-3-(hydroxymethyl)-7-methoxy-8-oxo-5-oxa-1-azabicyclo[4.2.0]oct-2-en-7-yl)acetamide
Catalogue No.:PA 06 0791013
Molecular Formula : C11H14F2N2O5S
Molecular Weight : 324.3
3-Hydroxy-2-(((1-(2-hydroxyethyl)-1H-tetrazol-5-yl)sulfinyl)methyl)propanal
Catalogue No.:PA 06 0791014
Molecular Formula : C7H12N4O4S
Molecular Weight : 248.26
(6R,7R)-7-(2-((Difluoromethyl)thio)acetamido)-3-((4-(2-hydroxyethyl)-5-thioxo-4,5-dihydro-1H-tetrazol-1-yl)methyl)-7-methoxy-8-oxo-5-oxa-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid
Catalogue No.:PA 06 0791015
Sodium (7R)-7-(2-((difluoromethyl)thio)acetamido)-3-((4-(2-hydroxyethyl)-5-thioxo-4,5-dihydro-1H-tetrazol-1-yl)methyl)-7-methoxy-8-oxo-5-oxa-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate
Catalogue No.:PA 06 0791016
Molecular Weight : 518.44
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