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  • Tofacitinib Impurity 115
    Gentaur Standards

    Tofacitinib Impurity 115 | GNT-ST-32304

    Tofacitinib Impurity 115 | GNT-ST-32304| Gentaur Distribution US, UK & EuropeSynonyms: 2,4-dichloro-7-tosyl-7H-pyrrolo[2,3-d]pyrimidineFormula: C13H9Cl2N3O2SMolecular Weight: 342,2CAS: 934524-10-4
    $2.00
  • Tofacitinib Impurity 116
    Gentaur Standards

    Tofacitinib Impurity 116 | GNT-ST-32303

    Tofacitinib Impurity 116 | GNT-ST-32303| Gentaur Distribution US, UK & EuropeSynonyms: 2-chloro-7-tosyl-7H-pyrrolo[2,3-d]pyrimidineFormula: C13H10ClN3O2SMolecular Weight: 307,76CAS: N/A
    $2.00
  • Tofacitinib Impurity 117
    Gentaur Standards

    Tofacitinib Impurity 117 | GNT-ST-32302

    Tofacitinib Impurity 117 | GNT-ST-32302| Gentaur Distribution US, UK & EuropeSynonyms: 7-tosyl-7H-pyrrolo[2,3-d]pyrimidineFormula: C13H11N3O2SMolecular Weight: 273,31CAS: N/A
    $2.00
  • Tofacitinib Impurity 118
    Gentaur Standards

    Tofacitinib Impurity 118 | GNT-ST-32301

    Tofacitinib Impurity 118 | GNT-ST-32301| Gentaur Distribution US, UK & EuropeSynonyms: 3-((3R,4R)-3-(7H-[4,7'-bipyrrolo[2,3-d]pyrimidin]-4'-yl(methyl)amino)-4-methylpiperidin-1-yl)-3-oxopropanenitrileFormula: C22H23N9OMolecular Weight: 429,48CAS:...
    $2.00
  • Tofacitinib Impurity 119
    Gentaur Standards

    Tofacitinib Impurity 119 | GNT-ST-32300

    Tofacitinib Impurity 119 | GNT-ST-32300| Gentaur Distribution US, UK & EuropeSynonyms: N-methyl-N-((3R,4R)-4-methylpiperidin-3-yl)-7H-[4,7'-bipyrrolo[2,3-d]pyrimidin]-4'-amineFormula: C19H22N8Molecular Weight: 362,43CAS: 2459302-86-2
    $2.00
  • Tofacitinib Impurity 12
    Gentaur Standards

    Tofacitinib Impurity 12 | GNT-ST-32299

    Tofacitinib Impurity 12 | GNT-ST-32299| Gentaur Distribution US, UK & EuropeSynonyms: (3R,4R)-4-methyl-3-(methyl(7H-pyrrolo[2,3-d]pyrimidin-4-yl)amino)piperidine-1-carbaldehydeFormula: C14H19N5OMolecular Weight: 273,33CAS: 2227199-28-0
    $2.00
  • Tofacitinib Impurity 120
    Gentaur Standards

    Tofacitinib Impurity 120 | GNT-ST-32298

    Tofacitinib Impurity 120 | GNT-ST-32298| Gentaur Distribution US, UK & EuropeSynonyms: N-((3S,4S)-1-benzyl-4-methylpiperidin-3-yl)-4-chloro-N-methyl-7H-pyrrolo[2,3-d]pyrimidin-2-amineFormula: C20H24ClN5Molecular Weight: 369,89CAS: N/A
    $2.00
  • Tofacitinib Impurity 121
    Gentaur Standards

    Tofacitinib Impurity 121 | GNT-ST-32297

    Tofacitinib Impurity 121 | GNT-ST-32297| Gentaur Distribution US, UK & EuropeSynonyms: 1-hydroxypyrrolidine-2,5-dioneFormula: C4H5NO3Molecular Weight: 115,09CAS: 6066-82-6
    $2.00
  • Tofacitinib Impurity 122
    Gentaur Standards

    Tofacitinib Impurity 122 | GNT-ST-32296

    Tofacitinib Impurity 122 | GNT-ST-32296| Gentaur Distribution US, UK & EuropeSynonyms: 2-cyano-N-methyl-N-((3R,4S)-3-methyl-1-(7H-pyrrolo[2,3-d]pyrimidin-4-yl)piperidin-4-yl)acetamideFormula: C16H20N6OMolecular Weight: 312,37CAS: N/A
    $2.00
  • Tofacitinib Impurity 123
    Gentaur Standards

    Tofacitinib Impurity 123 | GNT-ST-32295

    Tofacitinib Impurity 123 | GNT-ST-32295| Gentaur Distribution US, UK & EuropeSynonyms: 2-cyano-N-methyl-N-((3R,4R)-4-methyl-1-(7H-pyrrolo[2,3-d]pyrimidin-4-yl)piperidin-3-yl)acetamideFormula: C16H20N6OMolecular Weight: 312,37CAS: 1092578-43-2
    $2.00
  • Tofacitinib Impurity 124
    Gentaur Standards

    Tofacitinib Impurity 124 | GNT-ST-32294

    Tofacitinib Impurity 124 | GNT-ST-32294| Gentaur Distribution US, UK & EuropeSynonyms: 1-benzyl-4-methyl-3-(methylamino)-2,3,4,5-tetrahydropyridin-1-ium chlorideFormula: C14H21ClN2Molecular Weight: 252,78CAS: N/A
    $2.00
  • Tofacitinib Impurity 125
    Gentaur Standards

    Tofacitinib Impurity 125 | GNT-ST-32293

    Tofacitinib Impurity 125 | GNT-ST-32293| Gentaur Distribution US, UK & EuropeSynonyms: 1-benzyl-N,4-dimethyl-1,6-dihydropyridin-3-amineFormula: C14H18N2Molecular Weight: 214,31CAS: N/A
    $2.00
  • Tofacitinib Impurity 126
    Gentaur Standards

    Tofacitinib Impurity 126 | GNT-ST-32292

    Tofacitinib Impurity 126 | GNT-ST-32292| Gentaur Distribution US, UK & EuropeSynonyms: 1-benzyl-4-methyl-3-(methylamino)piperidin-4-olFormula: C14H22N2OMolecular Weight: 234,34CAS: N/A
    $2.00
  • Tofacitinib Impurity 127
    Gentaur Standards

    Tofacitinib Impurity 127 | GNT-ST-32291

    Tofacitinib Impurity 127 | GNT-ST-32291| Gentaur Distribution US, UK & EuropeSynonyms: 1-benzyl-4-methylpiperidineFormula: C13H19NMolecular Weight: 189,3CAS: N/A
    $2.00
  • Tofacitinib Impurity 128
    Gentaur Standards

    Tofacitinib Impurity 128 | GNT-ST-32290

    Tofacitinib Impurity 128 | GNT-ST-32290| Gentaur Distribution US, UK & EuropeSynonyms: N-benzyl-N,4-dimethylpiperidin-3-amineFormula: C14H22N2Molecular Weight: 218,34CAS: N/A
    $2.00
  • Tofacitinib Impurity 129
    Gentaur Standards

    Tofacitinib Impurity 129 | GNT-ST-32289

    Tofacitinib Impurity 129 | GNT-ST-32289| Gentaur Distribution US, UK & EuropeSynonyms: 1-benzyl-N,3-dimethylpiperidin-4-amineFormula: C14H22N2Molecular Weight: 218,34CAS: N/A
    $2.00
  • Tofacitinib Impurity 13
    Gentaur Standards

    Tofacitinib Impurity 13 | GNT-ST-32288

    Tofacitinib Impurity 13 | GNT-ST-32288| Gentaur Distribution US, UK & EuropeSynonyms: 4'-chloro-7H-4,7'-bipyrrolo[2,3-d]pyrimidineFormula: C12H7ClN6Molecular Weight: 270,68CAS: 134965-85-8
    $2.00
  • Tofacitinib Impurity 130
    Gentaur Standards

    Tofacitinib Impurity 130 | GNT-ST-32287

    Tofacitinib Impurity 130 | GNT-ST-32287| Gentaur Distribution US, UK & EuropeSynonyms: 1-benzyl-4-methylpiperidin-3-ol 4-methylbenzenesulfonateFormula: C13H19NO C7H8O3SMolecular Weight: 205.30 172.20CAS: 384338-20-9(free base)
    $2.00
  • Tofacitinib Impurity 131
    Gentaur Standards

    Tofacitinib Impurity 131 | GNT-ST-32286

    Tofacitinib Impurity 131 | GNT-ST-32286| Gentaur Distribution US, UK & EuropeSynonyms: 3,3'-((3R,3'R,4R,4'R)-((7H-pyrrolo[2,3-d]pyrimidine-2,4-diyl)bis(methylazanediyl))bis(4-methylpiperidine-3,1-diyl))bis(3-oxopropanenitrile)Formula:...
    $2.00
  • Tofacitinib Impurity 102
    Gentaur Standards

    Tofacitinib Impurity 102 | GNT-ST-32285

    Tofacitinib Impurity 102 | GNT-ST-32285| Gentaur Distribution US, UK & EuropeSynonyms: 3-ethoxy-3-hydroxy-2-((3R,4R)-4-methyl-3-(methyl(7H-pyrrolo[2,3-d]pyrimidin-4-yl)amino)piperidine-1-carbonyl)pentanedinitrileFormula: C21H27N7O3Molecular Weight:...
    $2.00
  • Tofacitinib Impurity 158
    Gentaur Standards

    Tofacitinib Impurity 158 | GNT-ST-32284

    Tofacitinib Impurity 158 | GNT-ST-32284| Gentaur Distribution US, UK & EuropeSynonyms: N-((3R,4R)-1-benzyl-4-methylpiperidin-3-yl)-4-chloro-N-methyl-7H-pyrrolo[2,3-d]pyrimidin-2-amineFormula: C20H24ClN5Molecular Weight: 369,89CAS: N/A
    $2.00
  • Tofacitinib Impurity 162
    Gentaur Standards

    Tofacitinib Impurity 162 | GNT-ST-32283

    Tofacitinib Impurity 162 | GNT-ST-32283| Gentaur Distribution US, UK & EuropeSynonyms: tert-butyl 3-((3R,4R)-4-methyl-3-(methyl(7H-pyrrolo[2,3-d]pyrimidin-4-yl)amino)piperidin-1-yl)-3-oxopropanoateFormula: C20H29N5O3Molecular Weight: 387,48CAS:...
    $2.00
  • Tofacitinib Impurity 157
    Gentaur Standards

    Tofacitinib Impurity 157 | GNT-ST-32282

    Tofacitinib Impurity 157 | GNT-ST-32282| Gentaur Distribution US, UK & EuropeSynonyms: 6-amino-5-(2,2-diethoxyethyl)-2-mercaptopyrimidin-4-olFormula: C10H17N3O3SMolecular Weight: 259,33CAS: 7400-05-7
    $2.00
  • Tofacitinib Impurity 160
    Gentaur Standards

    Tofacitinib Impurity 160 | GNT-ST-32281

    Tofacitinib Impurity 160 | GNT-ST-32281| Gentaur Distribution US, UK & EuropeSynonyms: (Z)-2,6-dichloro-N-(2-chloroethylidene)pyrimidin-4-amineFormula: C6H4Cl3N3Molecular Weight: 224,48CAS: N/A
    $2.00
  • Tofacitinib Impurity 159
    Gentaur Standards

    Tofacitinib Impurity 159 | GNT-ST-32280

    Tofacitinib Impurity 159 | GNT-ST-32280| Gentaur Distribution US, UK & EuropeSynonyms: (Z)-methyl 3-amino-2-cyano-5-((3R,4R)-4-methyl-3-(methyl(7H-pyrrolo[2,3-d]pyrimidin-4-yl)amino)piperidin-1-yl)-5-oxopent-2-enoateFormula: C20H25N7O3Molecular...
    $2.00
  • Tofacitinib Impurity 161
    Gentaur Standards

    Tofacitinib Impurity 161 | GNT-ST-32279

    Tofacitinib Impurity 161 | GNT-ST-32279| Gentaur Distribution US, UK & EuropeSynonyms: 2-((2,6-dichloropyrimidin-4-yl)amino)ethane-1,1-diolFormula: C6H7Cl2N3O2Molecular Weight: 224,04CAS: N/A
    $2.00
  • Tolvaptan Impurity 20
    Gentaur Standards

    Tolvaptan Impurity 20 | GNT-ST-32278

    Tolvaptan Impurity 20 | GNT-ST-32278| Gentaur Distribution US, UK & EuropeSynonyms: 2-methyl-4-(3-methylbenzamido)benzoic acidFormula: C16H15NO3Molecular Weight: 269,3CAS: N/A
    $2.00
  • Ceftizoxime Impurity 92
    Gentaur Standards

    Ceftizoxime Impurity 92 | GNT-ST-32277

    Ceftizoxime Impurity 92 | GNT-ST-32277| Gentaur Distribution US, UK & EuropeSynonyms: (Z)-2-((2-(2-aminothiazol-4-yl)-2-(methoxyimino)acetamido)(carboxy)methyl)-1,3-thiazinane-4-carboxylic acidFormula: C13H17N5O6S2Molecular Weight: 403,43CAS: N/A
    $2.00
  • Tolvaptan Impurity 10
    Gentaur Standards

    Tolvaptan Impurity 10 | GNT-ST-32276

    Tolvaptan Impurity 10 | GNT-ST-32276| Gentaur Distribution US, UK & EuropeSynonyms: N-(4-(5-hydroxy-2,3,4,5-tetrahydro-1H-benzo[b]azepine-1-carbonyl)-3-methylphenyl)-2-methylbenzamideFormula: C26H26N2O3Molecular Weight: 414,5CAS: 1432725-23-9
    $2.00
  • Tulathromycin B
    Gentaur Standards

    Tulathromycin B | GNT-ST-32275

    Tulathromycin B | GNT-ST-32275| Gentaur Distribution US, UK & EuropeSynonyms: Tulathromycin BFormula: C41H79N3O12Molecular Weight: 806,08CAS: 280755-12-6
    $2.00
  • Oxytetracycline Impurity 9
    Gentaur Standards

    Oxytetracycline Impurity 9 | GNT-ST-32274

    Oxytetracycline Impurity 9 | GNT-ST-32274| Gentaur Distribution US, UK & EuropeSynonyms: (4S,4aR,5S,5aR,6S,12aS)-3,5,6,10,12,12a-hexahydroxy-6-methyl-4-(methylamino)-1,11-dioxo-1,4,4a,5,5a,6,11,12a-octahydrotetracene-2-carboxamideFormula:...
    $2.00
  • Tonalide
    Gentaur Standards

    Tonalide | GNT-ST-32273

    Tonalide | GNT-ST-32273| Gentaur Distribution US, UK & EuropeSynonyms: 1-(3,5,5,6,8,8-hexamethyl-5,6,7,8-tetrahydronaphthalen-2-yl)ethan-1-oneFormula: C18H26OMolecular Weight: 258,41CAS: 21145-77-7
    $2.00
  • Melatonin
    Gentaur Standards

    Melatonin | GNT-ST-32272

    Melatonin | GNT-ST-32272| Gentaur Distribution US, UK & EuropeSynonyms: N-(2-(5-methoxy-1H-indol-3-yl)ethyl)acetamideFormula: C13H16N2O2Molecular Weight: 232,28CAS: 73-31-4
    $2.00
  • Tropicamide
    Gentaur Standards

    Tropicamide | GNT-ST-32271

    Tropicamide | GNT-ST-32271| Gentaur Distribution US, UK & EuropeSynonyms: N-ethyl-3-hydroxy-2-phenyl-N-(pyridin-4-ylmethyl)propanamideFormula: C17H20N2O2Molecular Weight: 284,35CAS: 1508-75-4
    $2.00
  • Tropicamide EP Impurity A
    Gentaur Standards

    Tropicamide EP Impurity A | GNT-ST-32270

    Tropicamide EP Impurity A | GNT-ST-32270| Gentaur Distribution US, UK & EuropeSynonyms: N-(pyridin-4-ylmethyl)ethanamineFormula: C8H12N2Molecular Weight: 136,19CAS: 33403-97-3
    $2.00
  • Tropicamide EP Impurity B
    Gentaur Standards

    Tropicamide EP Impurity B | GNT-ST-32269

    Tropicamide EP Impurity B | GNT-ST-32269| Gentaur Distribution US, UK & EuropeSynonyms: N-ethyl-2-phenyl-N-(pyridin-4-ylmethyl)acrylamideFormula: C17H18N2OMolecular Weight: 266,34CAS: 57322-50-6
    $2.00
  • Tropicamide Impurity 4
    Gentaur Standards

    Tropicamide Impurity 4 | GNT-ST-32268

    Tropicamide Impurity 4 | GNT-ST-32268| Gentaur Distribution US, UK & EuropeSynonyms: N-ethyl-3-(2-hydroxyethoxy)-2-phenyl-N-(pyridin-4-ylmethyl)propanamideFormula: C19H24N2O3Molecular Weight: 328,41CAS: N/A
    $2.00
  • Topiroxostat Impurity 90
    Gentaur Standards

    Topiroxostat Impurity 90 | GNT-ST-32266

    Topiroxostat Impurity 90 | GNT-ST-32266| Gentaur Distribution US, UK & EuropeSynonyms: 4-(5-(pyridin-4-yl)-1H-1,2,4-triazol-3-yl)picolinohydrazideFormula: C13H11N7OMolecular Weight: 281,28CAS: N/A
    $2.00
  • Topiroxostat
    Gentaur Standards

    Topiroxostat | GNT-ST-32265

    Topiroxostat | GNT-ST-32265| Gentaur Distribution US, UK & EuropeSynonyms: 4-(5-(pyridin-4-yl)-1H-1,2,4-triazol-3-yl)picolinonitrileFormula: C13H8N6Molecular Weight: 248,24CAS: 577778-58-6
    $2.00
  • Topiramate
    Gentaur Standards

    Topiramate | GNT-ST-32264

    Topiramate | GNT-ST-32264| Gentaur Distribution US, UK & EuropeSynonyms: ((3aS,5aR,8aR,8bS)-2,2,7,7-tetramethyltetrahydro-3aH-bis([1,3]dioxolo)[4,5-b:4',5'-d]pyran-3a-yl)methyl sulfamateFormula: C12H21NO8SMolecular Weight: 339,36CAS: 97240-79-4
    $2.00
  • Topiramate D12
    Gentaur Standards

    Topiramate D12 | GNT-ST-32263

    Topiramate D12 | GNT-ST-32263| Gentaur Distribution US, UK & EuropeSynonyms: ((3aS,5aR,8aR,8bS)-2,2,7,7-tetrakis(methyl-d3)tetrahydro-3aH-bis([1,3]dioxolo)[4,5-b:4',5'-d]pyran-3a-yl)methyl sulfamateFormula: C12H9D12NO8SMolecular Weight: 351,43CAS:...
    $2.00
  • Topiramate EP Impurity B
    Gentaur Standards

    Topiramate EP Impurity B | GNT-ST-32262

    Topiramate EP Impurity B | GNT-ST-32262| Gentaur Distribution US, UK & EuropeSynonyms: ((3aS,5aR,8aR,8bS)-2,2,7,7-tetramethyltetrahydro-3aH-bis([1,3]dioxolo)[4,5-b:4',5'-d]pyran-3a-yl)methyl diethylcarbamoylsulfamateFormula: C17H30N2O9SMolecular...
    $2.00
  • Topiramate EP Impurity C
    Gentaur Standards

    Topiramate EP Impurity C | GNT-ST-32261

    Topiramate EP Impurity C | GNT-ST-32261| Gentaur Distribution US, UK & EuropeSynonyms: ((3aS,6R,7R,7aS)-6,7-dihydroxy-2,2-dimethyltetrahydro-3aH-[1,3]dioxolo[4,5-b]pyran-3a-yl)methyl sulfamateFormula: C9H17NO8SMolecular Weight: 299,3CAS: 106881-41-8
    $2.00
  • Topiramate EP Impurity D
    Gentaur Standards

    Topiramate EP Impurity D | GNT-ST-32260

    Topiramate EP Impurity D | GNT-ST-32260| Gentaur Distribution US, UK & EuropeSynonyms: ((3aS,5aR,8aR,8bS)-2,2,7,7-tetramethyltetrahydro-3aH-bis([1,3]dioxolo)[4,5-b:4',5'-d]pyran-3a-yl)methyl...
    $2.00
  • Topiramate N-Methyl Impurity
    Gentaur Standards

    Topiramate N-Methyl Impurity | GNT-ST-32258

    Topiramate N-Methyl Impurity | GNT-ST-32258| Gentaur Distribution US, UK & EuropeSynonyms: ((3aS,5aR,8aR,8bS)-2,2,7,7-tetramethyltetrahydro-3aH-bis([1,3]dioxolo)[4,5-b:4',5'-d]pyran-3a-yl)methyl methylsulfamateFormula: C13H23NO8SMolecular Weight:...
    $2.00
  • Topiramate Impurity 1
    Gentaur Standards

    Topiramate Impurity 1 | GNT-ST-32257

    Topiramate Impurity 1 | GNT-ST-32257| Gentaur Distribution US, UK & EuropeSynonyms: (3aS,6R,7R,7aS)-3a-(hydroxymethyl)-2,2-dimethyltetrahydro-3aH-[1,3]dioxolo[4,5-b]pyran-6,7-diolFormula: C9H16O6Molecular Weight: 220,22CAS: 58238-46-3
    $2.00
  • Topiramate Impurity 10
    Gentaur Standards

    Topiramate Impurity 10 | GNT-ST-32256

    Topiramate Impurity 10 | GNT-ST-32256| Gentaur Distribution US, UK & EuropeSynonyms: ((3aS,5aR,8aR,8bS)-2,2,7,7-tetramethyltetrahydro-3aH-bis([1,3]dioxolo)[4,5-b:4',5'-d]pyran-3a-yl)methyl...
    $2.00
  • Topiramate Impurity 11
    Gentaur Standards

    Topiramate Impurity 11 | GNT-ST-32255

    Topiramate Impurity 11 | GNT-ST-32255| Gentaur Distribution US, UK & EuropeSynonyms: bis(((3aS,5aR,8aR,8bS)-2,2,7,7-tetramethyltetrahydro-3aH-bis([1,3]dioxolo)[4,5-b:4',5'-d]pyran-3a-yl)methyl) sulfateFormula: C24H38O14SMolecular Weight: 582,62CAS:...
    $2.00
  • Topiramate Impurity 12
    Gentaur Standards

    Topiramate Impurity 12 | GNT-ST-32254

    Topiramate Impurity 12 | GNT-ST-32254| Gentaur Distribution US, UK & EuropeSynonyms: ((3aS,5aR,8aR,8bS)-2,2,7,7-tetramethyltetrahydro-3aH-bis([1,3]dioxolo)[4,5-b:4',5'-d]pyran-3a-yl)methyl sulfurochloridateFormula: C12H19ClO8SMolecular Weight:...
    $2.00
  • Topiramate Impurity 13
    Gentaur Standards

    Topiramate Impurity 13 | GNT-ST-32253

    Topiramate Impurity 13 | GNT-ST-32253| Gentaur Distribution US, UK & EuropeSynonyms: (3a'R,4S,7'S,7a'R)-2,2,2',2'-tetramethyltetrahydrospiro[[1,3]dioxolane-4,6'-[1,3]dioxolo[4,5-c]pyran]-7'-yl sulfurochloridateFormula: C12H19ClO8SMolecular Weight:...
    $2.00
  • Topiramate Impurity 14
    Gentaur Standards

    Topiramate Impurity 14 | GNT-ST-32252

    Topiramate Impurity 14 | GNT-ST-32252| Gentaur Distribution US, UK & EuropeSynonyms: (5R,8R,9R,10S)-2,2-dimethyl-1,3,6-trioxaspiro[4.5]decane-8,9,10-triolFormula: C9H16O6Molecular Weight: 220,22CAS: 83541-86-0
    $2.00
  • Topiramate Impurity 16
    Gentaur Standards

    Topiramate Impurity 16 | GNT-ST-32251

    Topiramate Impurity 16 | GNT-ST-32251| Gentaur Distribution US, UK & EuropeSynonyms: (3a'R,4S,7'S,7a'S)-2,2,2',2'-tetramethyltetrahydrospiro[[1,3]dioxolane-4,6'-[1,3]dioxolo[4,5-c]pyran]-7'-olFormula: C12H20O6Molecular Weight: 260,29CAS: 25018-67-1
    $2.00
  • Topiramate Impurity 17
    Gentaur Standards

    Topiramate Impurity 17 | GNT-ST-32250

    Topiramate Impurity 17 | GNT-ST-32250| Gentaur Distribution US, UK & EuropeSynonyms: (5S,7R,8S,9S)-7-(hydroxymethyl)-2,2-dimethyl-1,3,6-trioxaspiro[4.4]nonane-8,9-diolFormula: C9H16O6Molecular Weight: 220,22CAS: 76549-76-3
    $2.00
  • Topiramate Impurity 18
    Gentaur Standards

    Topiramate Impurity 18 | GNT-ST-32249

    Topiramate Impurity 18 | GNT-ST-32249| Gentaur Distribution US, UK & EuropeSynonyms: ((3aS,5R,6R,6aS)-6-hydroxy-2,2-dimethyldihydrofuro[2,3-d][1,3]dioxole-3a,5(5H)-diyl)dimethanolFormula: C9H16O6Molecular Weight: 220,22CAS: 192573-40-3
    $2.00
  • Topiramate Impurity 19
    Gentaur Standards

    Topiramate Impurity 19 | GNT-ST-32247

    Topiramate Impurity 19 | GNT-ST-32247| Gentaur Distribution US, UK & EuropeSynonyms: (R)-1-((3aR,5R,6S,6aR)-6-hydroxy-2,2-dimethyltetrahydrofuro[2,3-d][1,3]dioxol-5-yl)ethane-1,2-diolFormula: C9H16O6Molecular Weight: 220,22CAS: 18549-40-1
    $2.00
  • Topiramate Impurity 2
    Gentaur Standards

    Topiramate Impurity 2 | GNT-ST-32246

    Topiramate Impurity 2 | GNT-ST-32246| Gentaur Distribution US, UK & EuropeSynonyms: (3aR,6R,7S,7aS)-6-(hydroxymethyl)-2,2-dimethyltetrahydro-3aH-[1,3]dioxolo[4,5-c]pyran-6,7-diolFormula: C9H16O6Molecular Weight: 220,22CAS: 912456-61-2
    $2.00
  • Topiramate Impurity 20
    Gentaur Standards

    Topiramate Impurity 20 | GNT-ST-32245

    Topiramate Impurity 20 | GNT-ST-32245| Gentaur Distribution US, UK & EuropeSynonyms: (3aR,6S,7S,7aS)-6-(hydroxymethyl)-2,2-dimethyltetrahydro-4H-[1,3]dioxolo[4,5-c]pyran-6,7-diolFormula: C9H16O6Molecular Weight: 220,22CAS: N/A
    $2.00
  • Topiramate Impurity 21
    Gentaur Standards

    Topiramate Impurity 21 | GNT-ST-32244

    Topiramate Impurity 21 | GNT-ST-32244| Gentaur Distribution US, UK & EuropeSynonyms: (3a'R,4R,7'S,7a'S)-2,2,2',2'-tetramethyltetrahydrospiro[[1,3]dioxolane-4,6'-[1,3]dioxolo[4,5-c]pyran]-7'-olFormula: C12H20O6Molecular Weight: 260,29CAS: N/A
    $2.00
  • Topiramate Impurity 22
    Gentaur Standards

    Topiramate Impurity 22 | GNT-ST-32243

    Topiramate Impurity 22 | GNT-ST-32243| Gentaur Distribution US, UK & EuropeSynonyms: (3aR,5R,6S,7S,7aR)-5-(hydroxymethyl)-2,2-dimethyltetrahydro-5H-[1,3]dioxolo[4,5-b]pyran-6,7-diolFormula: C9H16O6Molecular Weight: 220,22CAS: N/A
    $2.00
  • Topiramate Impurity 23
    Gentaur Standards

    Topiramate Impurity 23 | GNT-ST-32242

    Topiramate Impurity 23 | GNT-ST-32242| Gentaur Distribution US, UK & EuropeSynonyms: (5R,7R,8S,9S)-7-(hydroxymethyl)-2,2-dimethyl-1,3,6-trioxaspiro[4.4]nonane-8,9-diolFormula: C9H16O6Molecular Weight: 220,22CAS: N/A
    $2.00
  • Topiramate Impurity 25
    Gentaur Standards

    Topiramate Impurity 25 | GNT-ST-32241

    Topiramate Impurity 25 | GNT-ST-32241| Gentaur Distribution US, UK & EuropeSynonyms: (2S,3S,4R,5R)-2-(hydroxymethyl)tetrahydro-2H-pyran-2,3,4,5-tetraolFormula: C6H12O6Molecular Weight: 180,16CAS: 10489-81-3
    $2.00
  • Topiramate Impurity 26
    Gentaur Standards

    Topiramate Impurity 26 | GNT-ST-32240

    Topiramate Impurity 26 | GNT-ST-32240| Gentaur Distribution US, UK & EuropeSynonyms: ethyl (((3aR,5R,5aS,8aS)-2,2,7,7-tetramethyltetrahydro-5H-bis([1,3]dioxolo)[4,5-b:4',5'-d]pyran-5-yl)methyl) sulfateFormula: C14H24O9SMolecular Weight: 368,4CAS:...
    $2.00
  • Topiramate Impurity 27
    Gentaur Standards

    Topiramate Impurity 27 | GNT-ST-32239

    Topiramate Impurity 27 | GNT-ST-32239| Gentaur Distribution US, UK & EuropeSynonyms: isopropyl (((3aR,5R,5aS,8aS,8bR)-2,2,7,7-tetramethyltetrahydro-5H-bis([1,3]dioxolo)[4,5-b:4',5'-d]pyran-5-yl)methyl) sulfateFormula: C15H26O9SMolecular Weight:...
    $2.00
  • Topiramate Impurity 3
    Gentaur Standards

    Topiramate Impurity 3 | GNT-ST-32238

    Topiramate Impurity 3 | GNT-ST-32238| Gentaur Distribution US, UK & EuropeSynonyms: ((3aR,6R,7S,7aS)-6,7-dihydroxy-2,2-dimethyltetrahydro-3aH-[1,3]dioxolo[4,5-c]pyran-6-yl)methyl sulfamateFormula: C9H17NO8SMolecular Weight: 299,3CAS: 851957-35-2
    $2.00
  • Topiramate Impurity 4
    Gentaur Standards

    Topiramate Impurity 4 | GNT-ST-32236

    Topiramate Impurity 4 | GNT-ST-32236| Gentaur Distribution US, UK & EuropeSynonyms: ((2R,3S,4R,5R)-2,3,4,5-tetrahydroxytetrahydro-2H-pyran-2-yl)methyl sulfamateFormula: C6H13NO8SMolecular Weight: 259,23CAS: 106881-42-9
    $2.00
  • Topiroxostat Impurity 98
    Gentaur Standards

    Topiroxostat Impurity 98 | GNT-ST-32235

    Topiroxostat Impurity 98 | GNT-ST-32235| Gentaur Distribution US, UK & EuropeSynonyms: 4-carbamoylpyridine 1-oxideFormula: C6H6N2O2Molecular Weight: 138,13CAS: 38557-82-3
    $2.00
  • Topotecan N-Oxide
    Gentaur Standards

    Topotecan N-Oxide | GNT-ST-32234

    Topotecan N-Oxide | GNT-ST-32234| Gentaur Distribution US, UK & EuropeSynonyms: (S)-10-((dimethylamino)methyl)-4-ethyl-4,9-dihydroxy-3,14-dioxo-3,4,12,14-tetrahydro-1H-pyrano[3',4':6,7]indolizino[1,2-b]quinoline 6-oxideFormula: C23H23N3O6Molecular...
    $2.00
  • Topotecan Acid Sodium Salt
    Gentaur Standards

    Topotecan Acid Sodium Salt | GNT-ST-32233

    Topotecan Acid Sodium Salt | GNT-ST-32233| Gentaur Distribution US, UK & EuropeSynonyms: 9-Dimethylaminomethyl-10-hydroxycamptothecin Acid Sodium SaltFormula: C23H24N3NaO6Molecular Weight: 461,44CAS: 123949-08-6
    $2.00
  • Tolvaptan
    Gentaur Standards

    Tolvaptan | GNT-ST-32232

    Tolvaptan | GNT-ST-32232| Gentaur Distribution US, UK & EuropeSynonyms: N-(4-(7-chloro-5-hydroxy-2,3,4,5-tetrahydro-1H-benzo[b]azepine-1-carbonyl)-3-methylphenyl)-2-methylbenzamideFormula: C26H25ClN2O3Molecular Weight: 448,94CAS: 150683-30-0
    $2.00
  • Tolvaptan Impurity 1
    Gentaur Standards

    Tolvaptan Impurity 1 | GNT-ST-32231

    Tolvaptan Impurity 1 | GNT-ST-32231| Gentaur Distribution US, UK & EuropeSynonyms: N-(4-(7-chloro-5-hydroxy-2,3,4,5-tetrahydro-1H-benzo[b]azepine-1-carbonyl)phenyl)-2-methylbenzamideFormula: C25H23ClN2O3Molecular Weight: 434,91CAS: 150683-27-5
    $2.00
  • Tolvaptan Impurity 11
    Gentaur Standards

    Tolvaptan Impurity 11 | GNT-ST-32230

    Tolvaptan Impurity 11 | GNT-ST-32230| Gentaur Distribution US, UK & EuropeSynonyms: 3,4-dihydro-1H-benzo[b]azepin-5(2H)-oneFormula: C10H11NOMolecular Weight: 161,2CAS: 1127-74-8
    $2.00
  • Tolvaptan Impurity 12
    Gentaur Standards

    Tolvaptan Impurity 12 | GNT-ST-32229

    Tolvaptan Impurity 12 | GNT-ST-32229| Gentaur Distribution US, UK & EuropeSynonyms: N-(4-(7-bromo-5-hydroxy-2,3,4,5-tetrahydro-1H-benzo[b]azepine-1-carbonyl)-3-methylphenyl)-2-methylbenzamideFormula: C26H25BrN2O3Molecular Weight: 493,4CAS: N/A
    $2.00
  • Oxytetracycline EP Impurity C
    Gentaur Standards

    Oxytetracycline EP Impurity C | GNT-ST-32228

    Oxytetracycline EP Impurity C | GNT-ST-32228| Gentaur Distribution US, UK & EuropeSynonyms: (4S,4aR,5S,5aR,6S,12aS)-2-acetyl-4-(dimethylamino)-3,5,6,10,12,12a-hexahydroxy-6-methyl-4a,5,5a,6-tetrahydrotetracene-1,11(4H,12aH)-dioneFormula:...
    $2.00
  • Tolvaptan Impurity 14
    Gentaur Standards

    Tolvaptan Impurity 14 | GNT-ST-32227

    Tolvaptan Impurity 14 | GNT-ST-32227| Gentaur Distribution US, UK & EuropeSynonyms: 2-methyl-4-(2-methylbenzamido)benzoic acidFormula: C16H15NO3Molecular Weight: 269,3CAS: 317374-08-6
    $2.00
  • Tolvaptan Impurity 15
    Gentaur Standards

    Tolvaptan Impurity 15 | GNT-ST-32226

    Tolvaptan Impurity 15 | GNT-ST-32226| Gentaur Distribution US, UK & EuropeSynonyms: 4-amino-2-methylbenzoic acidFormula: C8H9NO2Molecular Weight: 151,17CAS: 2486-75-1
    $2.00
  • Tolvaptan Impurity 16
    Gentaur Standards

    Tolvaptan Impurity 16 | GNT-ST-32225

    Tolvaptan Impurity 16 | GNT-ST-32225| Gentaur Distribution US, UK & EuropeSynonyms: N-(4-(7-chloro-4,5-dihydroxy-2,3,4,5-tetrahydro-1H-benzo[b]azepine-1-carbonyl)-3-methylphenyl)-2-methylbenzamideFormula: C26H25ClN2O4Molecular Weight: 464,95CAS:...
    $2.00
  • Tolvaptan Impurity 17
    Gentaur Standards

    Tolvaptan Impurity 17 | GNT-ST-32224

    Tolvaptan Impurity 17 | GNT-ST-32224| Gentaur Distribution US, UK & EuropeSynonyms: N-(4-(7-chloro-5-hydroxy-2,3,4,5-tetrahydro-1H-benzo[b]azepine-1-carbonyl)-3-methylphenyl)-2-methyl-4-(2-methylbenzamido)-N-(2-methylbenzoyl)benzamideFormula:...
    $2.00
  • Tolvaptan Impurity 18
    Gentaur Standards

    Tolvaptan Impurity 18 | GNT-ST-32223

    Tolvaptan Impurity 18 | GNT-ST-32223| Gentaur Distribution US, UK & EuropeSynonyms: N-(4-(7-chloro-5-hydroxy-2,3,4,5-tetrahydro-1H-benzo[b]azepine-1-carbonyl)-3-methylphenyl)-2-methyl-4-(2-methylbenzamido)benzamideFormula: C34H32ClN3O4Molecular...
    $2.00
  • Tolvaptan Impurity 19
    Gentaur Standards

    Tolvaptan Impurity 19 | GNT-ST-32222

    Tolvaptan Impurity 19 | GNT-ST-32222| Gentaur Distribution US, UK & EuropeSynonyms: 7-chloro-1-(2-methyl-4-(2-methylbenzamido)benzoyl)-2,3-dihydro-1H-benzo[b]azepin-5-yl 2-methyl-4-(2-methylbenzamido)benzoateFormula: C42H36ClN3O5Molecular Weight:...
    $2.00
  • Tolvaptan Impurity 2
    Gentaur Standards

    Tolvaptan Impurity 2 | GNT-ST-32221

    Tolvaptan Impurity 2 | GNT-ST-32221| Gentaur Distribution US, UK & EuropeSynonyms: 7-chloro-4-methoxy-2,3,4,5-tetrahydro-1H-benzo[b]azepineFormula: C11H14ClNOMolecular Weight: 211,69CAS: N/A
    $2.00
  • Oxytetracycline Nitroso Impurity 10
    Gentaur Standards

    Oxytetracycline Nitroso Impurity 10 | GNT-ST-32220

    Oxytetracycline Nitroso Impurity 10 | GNT-ST-32220| Gentaur Distribution US, UK & EuropeSynonyms: (4S,6S,12aS)-3,6,10,12,12a-pentahydroxy-6-methyl-4-(methyl(nitroso)amino)-1,11-dioxo-1,4,4a,5,5a,6,11,12a-octahydrotetracene-2-carboxamideFormula:...
    $2.00
  • Tolvaptan Impurity 21
    Gentaur Standards

    Tolvaptan Impurity 21 | GNT-ST-32219

    Tolvaptan Impurity 21 | GNT-ST-32219| Gentaur Distribution US, UK & EuropeSynonyms: N-(4-(7-chloro-5-oxo-2,3,4,5-tetrahydro-1H-benzo[b]azepine-1-carbonyl)-3-methylphenyl)-3-methylbenzamideFormula: C26H23ClN2O3Molecular Weight: 446,93CAS: N/A
    $2.00
  • Tolvaptan Impurity 22
    Gentaur Standards

    Tolvaptan Impurity 22 | GNT-ST-32218

    Tolvaptan Impurity 22 | GNT-ST-32218| Gentaur Distribution US, UK & EuropeSynonyms: 4-benzamido-2-methylbenzoic acidFormula: C15H13NO3Molecular Weight: 255,27CAS: N/A
    $2.00
  • Oxytetracycline Impurity 7
    Gentaur Standards

    Oxytetracycline Impurity 7 | GNT-ST-32217

    Oxytetracycline Impurity 7 | GNT-ST-32217| Gentaur Distribution US, UK & EuropeSynonyms: (4S,5R,12aS)-4-(dimethylamino)-3,5,10,11,12a-pentahydroxy-6-methyl-1,12-dioxo-1,4,4a,5,12,12a-hexahydrotetracene-2-carboxamideFormula: C22H22N2O8Molecular...
    $2.00
  • Oxytetracycline Impurity 8
    Gentaur Standards

    Oxytetracycline Impurity 8 | GNT-ST-32216

    Oxytetracycline Impurity 8 | GNT-ST-32216| Gentaur Distribution US, UK & EuropeSynonyms: (4S,5S,6S,12aS)-4-amino-3,5,6,10,12,12a-hexahydroxy-6-methyl-1,11-dioxo-1,4,4a,5,5a,6,11,12a-octahydrotetracene-2-carboxamideFormula: C20H20N2O9Molecular Weight:...
    $2.00
  • Ceftizoxime Impurity 93
    Gentaur Standards

    Ceftizoxime Impurity 93 | GNT-ST-32215

    Ceftizoxime Impurity 93 | GNT-ST-32215| Gentaur Distribution US, UK & EuropeSynonyms: (Z)-7-(2-(2-aminothiazol-4-yl)-2-(methoxyimino)acetamido)-3-((methylsulfonyl)oxy)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acidFormula:...
    $2.00
  • Ceftizoxime Impurity 94
    Gentaur Standards

    Ceftizoxime Impurity 94 | GNT-ST-32214

    Ceftizoxime Impurity 94 | GNT-ST-32214| Gentaur Distribution US, UK & EuropeSynonyms: (R)-2-((R,Z)-4-(2-aminothiazol-4-yl)-5,8-dioxo-2,9-dioxa-3,6-diazaundec-3-en-7-yl)-3,6-dihydro-2H-1,3-thiazine-4-carboxylic acidFormula: C15H19N5O6S2Molecular...
    $2.00
  • Ceftizoxime Impurity 95
    Gentaur Standards

    Ceftizoxime Impurity 95 | GNT-ST-32213

    Ceftizoxime Impurity 95 | GNT-ST-32213| Gentaur Distribution US, UK & EuropeSynonyms: sec-butyl (Z)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)acetateFormula: C10H15N3O3SMolecular Weight: 257,31CAS: N/A
    $2.00
  • Ceftizoxime Impurity 96
    Gentaur Standards

    Ceftizoxime Impurity 96 | GNT-ST-32212

    Ceftizoxime Impurity 96 | GNT-ST-32212| Gentaur Distribution US, UK & EuropeSynonyms: (R)-2-((R)-((Z)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)acetamido)(carboxy)methyl)-5,6-dihydro-2H-1,3-thiazine-4-carboxylic acidFormula: C13H15N5O6S2Molecular...
    $2.00
  • Ceftizoxime Impurity 97
    Gentaur Standards

    Ceftizoxime Impurity 97 | GNT-ST-32211

    Ceftizoxime Impurity 97 | GNT-ST-32211| Gentaur Distribution US, UK & EuropeSynonyms: (2S)-2-((R)-((E)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)acetamido)(carboxy)methyl)-1,3-thiazinane-4-carboxylic acidFormula: C13H17N5O6S2Molecular Weight:...
    $2.00
  • Ceftizoxime Impurity 98
    Gentaur Standards

    Ceftizoxime Impurity 98 | GNT-ST-32210

    Ceftizoxime Impurity 98 | GNT-ST-32210| Gentaur Distribution US, UK & EuropeSynonyms: (Z)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)-N-((1-oxido-3,6-dihydro-2H-1,3-thiazin-2-yl)methyl)acetamideFormula: C11H15N5O3S2Molecular Weight: 329,39CAS: N/A
    $2.00
  • Ceftizoxime Impurity 99
    Gentaur Standards

    Ceftizoxime Impurity 99 | GNT-ST-32209

    Ceftizoxime Impurity 99 | GNT-ST-32209| Gentaur Distribution US, UK & EuropeSynonyms: (7R)-7-((E)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)acetamido)-8-oxo-5-thia-1-azabicyclo[4.2.0]octane-2-carboxylic acidFormula: C13H15N5O5S2Molecular Weight:...
    $2.00
  • Hyaluronic acid,sodium salt
    Gentaur Standards

    Hyaluronic acid,sodium salt | GNT-ST-32208

    Hyaluronic acid,sodium salt | GNT-ST-32208| Gentaur Distribution US, UK & EuropeSynonyms: Hyaluronic acid,sodium salt; Sodium HyaluronateFormula: (C14H20NNaO11)nMolecular Weight: N/ACAS: 9067-32-7
    $2.00
  • Tulathromycin A
    Gentaur Standards

    Tulathromycin A | GNT-ST-32207

    Tulathromycin A | GNT-ST-32207| Gentaur Distribution US, UK & EuropeSynonyms: Tulathromycin AFormula: C41H79N3O12Molecular Weight: 806,08CAS: 217500-96-4
    $2.00
  • Ceftizoxime Impurity 54
    Gentaur Standards

    Ceftizoxime Impurity 54 | GNT-ST-32205

    Ceftizoxime Impurity 54 | GNT-ST-32205| Gentaur Distribution US, UK & EuropeSynonyms: (Z)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)-N-((6R,7R)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-7-yl)acetamideFormula: C12H13N5O3S2Molecular Weight: 339,39CAS: N/A
    $2.00