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  • Cefadroxil Impurity 25
    Gentaur Standards

    Cefadroxil Impurity 25 | GNT-ST-49265

    Cefadroxil Impurity 25 | GNT-ST-49265| Gentaur Distribution US, UK & EuropeSynonyms: methyl 1-phenylethanesulfonateFormula: C9H12O3SMolecular Weight: 200,25CAS: 883835-57-2
    $2.00
  • Sildenafil Impurity 166
    Gentaur Standards

    Sildenafil Impurity 166 | GNT-ST-49264

    Sildenafil Impurity 166 | GNT-ST-49264| Gentaur Distribution US, UK & EuropeSynonyms: 4-amino-5-propyl-1H-pyrazole-3-carboxamideFormula: C7H12N4OMolecular Weight: 168,2CAS: 76424-56-1
    $2.00
  • Procaterol Impurity 5
    Gentaur Standards

    Procaterol Impurity 5 | GNT-ST-49263

    Procaterol Impurity 5 | GNT-ST-49263| Gentaur Distribution US, UK & EuropeSynonyms: 8-methoxy-2-oxo-1,2-dihydroquinoline-5-carbaldehydeFormula: C11H9NO3Molecular Weight: 203,19CAS: 90098-93-4
    $2.00
  • Sildenafil Impurity 165
    Gentaur Standards

    Sildenafil Impurity 165 | GNT-ST-49262

    Sildenafil Impurity 165 | GNT-ST-49262| Gentaur Distribution US, UK & EuropeSynonyms: 4-(2-ethoxybenzamido)-3-isobutyl-1-methyl-1H-pyrazole-5-carboxamideFormula: C18H24N4O3Molecular Weight: 344,42CAS: 1467610-62-3
    $2.00
  • Oseltamivir Phosphate
    Gentaur Standards

    Oseltamivir Phosphate | GNT-ST-49261

    Oseltamivir Phosphate | GNT-ST-49261| Gentaur Distribution US, UK & EuropeSynonyms: (3R,4R,5S)-ethyl 4-acetamido-5-amino-3-(pentan-3-yloxy)cyclohex-1-enecarboxylate phosphateFormula: C16H28N2O4*H3O4PMolecular Weight: 312.41*97.99CAS: 204255-11-8
    $2.00
  • Sildenafil Impurity 164
    Gentaur Standards

    Sildenafil Impurity 164 | GNT-ST-49260

    Sildenafil Impurity 164 | GNT-ST-49260| Gentaur Distribution US, UK & EuropeSynonyms: 5-(2-methoxyphenyl)-1-methyl-3-propyl-1,6-dihydro-7H-pyrazolo[4,3-d]pyrimidin-7-oneFormula: C16H18N4O2Molecular Weight: 298,35CAS: N/A
    $2.00
  • Sildenafil Impurity 162
    Gentaur Standards

    Sildenafil Impurity 162 | GNT-ST-49259

    Sildenafil Impurity 162 | GNT-ST-49259| Gentaur Distribution US, UK & EuropeSynonyms: (E)-4-((2-ethoxybenzylidene)amino)-1-methyl-3-propyl-1H-pyrazole-5-carboxamideFormula: C17H22N4O2Molecular Weight: 314,39CAS: N/A
    $2.00
  • Sildenafil Impurity 163
    Gentaur Standards

    Sildenafil Impurity 163 | GNT-ST-49258

    Sildenafil Impurity 163 | GNT-ST-49258| Gentaur Distribution US, UK & EuropeSynonyms: 5-(2-hydroxyphenyl)-1-methyl-3-propyl-1,6-dihydro-7H-pyrazolo[4,3-d]pyrimidin-7-oneFormula: C15H16N4O2Molecular Weight: 284,32CAS: N/A
    $2.00
  • Sildenafil Impurity 161
    Gentaur Standards

    Sildenafil Impurity 161 | GNT-ST-49257

    Sildenafil Impurity 161 | GNT-ST-49257| Gentaur Distribution US, UK & EuropeSynonyms: 4-(2-methoxybenzamido)-1-methyl-3-propyl-1H-pyrazole-5-carboxamideFormula: C16H20N4O3Molecular Weight: 316,36CAS: N/A
    $2.00
  • Ornidazole Impurity 24
    Gentaur Standards

    Ornidazole Impurity 24 | GNT-ST-49256

    Ornidazole Impurity 24 | GNT-ST-49256| Gentaur Distribution US, UK & EuropeSynonyms: 3-(2-methyl-4-nitro-1H-imidazol-1-yl)propane-1,2-diolFormula: C7H11N3O4Molecular Weight: 201,18CAS: N/A
    $2.00
  • Quinupristin
    Gentaur Standards

    Quinupristin | GNT-ST-49255

    Quinupristin | GNT-ST-49255| Gentaur Distribution US, UK & EuropeSynonyms: 4-[4-(Dimethylamino)-N-methyl-L-phenylalanine]-5-[(2S,5R)-5-[[[(3S)-1-azabicyclo[2.2.2]oct-3-yl]thio]methyl]-4-oxo-2-piperidinecarboxylic acid]virginiamycin S1Formula:...
    $2.00
  • Zaleplon Impurity 7
    Gentaur Standards

    Zaleplon Impurity 7 | GNT-ST-49254

    Zaleplon Impurity 7 | GNT-ST-49254| Gentaur Distribution US, UK & EuropeSynonyms: N-(3-acetylphenyl)-N-ethylacetamideFormula: C12H15NO2Molecular Weight: 205,26CAS: 200630-96-2
    $2.00
  • Zaleplon Impurity 6
    Gentaur Standards

    Zaleplon Impurity 6 | GNT-ST-49253

    Zaleplon Impurity 6 | GNT-ST-49253| Gentaur Distribution US, UK & EuropeSynonyms: ethyl 3-(3-(N-ethylacetamido)phenyl)-3-oxopropanoateFormula: C15H19NO4Molecular Weight: 277,32CAS: 1796965-05-3
    $2.00
  • Zaleplon Impurity 5
    Gentaur Standards

    Zaleplon Impurity 5 | GNT-ST-49252

    Zaleplon Impurity 5 | GNT-ST-49252| Gentaur Distribution US, UK & EuropeSynonyms: (E)-N-(3-(3-(dimethylamino)acryloyl)phenyl)acetamideFormula: C13H16N2O2Molecular Weight: 232,28CAS: N/A
    $2.00
  • Zaleplon Impurity 4
    Gentaur Standards

    Zaleplon Impurity 4 | GNT-ST-49251

    Zaleplon Impurity 4 | GNT-ST-49251| Gentaur Distribution US, UK & EuropeSynonyms: (E)-N-(3-(3-(dimethylamino)acryloyl)phenyl)formamideFormula: C12H14N2O2Molecular Weight: 218,26CAS: 1227694-91-8
    $2.00
  • Zaleplon Impurity 3
    Gentaur Standards

    Zaleplon Impurity 3 | GNT-ST-49250

    Zaleplon Impurity 3 | GNT-ST-49250| Gentaur Distribution US, UK & EuropeSynonyms: 3-amino-1H-pyrazole-4-carboxylic acidFormula: C4H5N3O2Molecular Weight: 127,1CAS: 41680-34-6
    $2.00
  • Phosphoric Acid
    Gentaur Standards

    Phosphoric Acid | GNT-ST-49249

    Phosphoric Acid | GNT-ST-49249| Gentaur Distribution US, UK & EuropeSynonyms: phosphoric acidFormula: H3O4PMolecular Weight: 97,99CAS: 7664-38-2
    $2.00
  • Zaleplon Impurity 20
    Gentaur Standards

    Zaleplon Impurity 20 | GNT-ST-49248

    Zaleplon Impurity 20 | GNT-ST-49248| Gentaur Distribution US, UK & EuropeSynonyms: N-(4-cyano-1H-pyrazol-5-yl)-3-(3-(N-ethylacetamido)phenyl)-3-oxopropanamideFormula: C17H17N5O3Molecular Weight: 339,36CAS: N/A
    $2.00
  • Regorafenib Impurity 47
    Gentaur Standards

    Regorafenib Impurity 47 | GNT-ST-49246

    Regorafenib Impurity 47 | GNT-ST-49246| Gentaur Distribution US, UK & EuropeSynonyms: 4-(4-(3-(4-chloro-3-(trifluoromethyl)phenyl)-3-((4-chloro-3-(trifluoromethyl)phenyl)carbamoyl)ureido)-3-fluorophenoxy)-N-methylpicolinamideFormula:...
    $2.00
  • Regorafenib Impurity 32
    Gentaur Standards

    Regorafenib Impurity 32 | GNT-ST-49245

    Regorafenib Impurity 32 | GNT-ST-49245| Gentaur Distribution US, UK & EuropeSynonyms: dimethyl 4,4'-sulfinyldipicolinateFormula: C14H12N2O5SMolecular Weight: 320,32CAS: N/A
    $2.00
  • Olaparib Impurity 50
    Gentaur Standards

    Olaparib Impurity 50 | GNT-ST-49244

    Olaparib Impurity 50 | GNT-ST-49244| Gentaur Distribution US, UK & EuropeSynonyms: 1-(piperazin-1-yl)butan-1-oneFormula: C8H16N2OMolecular Weight: 156,23CAS: 18903-04-3
    $2.00
  • Olaparib Impurity 5
    Gentaur Standards

    Olaparib Impurity 5 | GNT-ST-49243

    Olaparib Impurity 5 | GNT-ST-49243| Gentaur Distribution US, UK & EuropeSynonyms: 2-hydroxy-5-((4-oxo-3,4-dihydrophthalazin-1-yl)methyl)benzonitrileFormula: C16H11N3O2Molecular Weight: 277,28CAS: N/A
    $2.00
  • Cinacalcet Impurity 63
    Gentaur Standards

    Cinacalcet Impurity 63 | GNT-ST-49242

    Cinacalcet Impurity 63 | GNT-ST-49242| Gentaur Distribution US, UK & EuropeSynonyms: 1-(5,6,7,8-tetrahydronaphthalen-1-yl)ethanamineFormula: C12H17NMolecular Weight: 175,27CAS: 154377-56-7
    $2.00
  • Aripiprazole EP Impurity G
    Gentaur Standards

    Aripiprazole EP Impurity G | GNT-ST-49241

    Aripiprazole EP Impurity G | GNT-ST-49241| Gentaur Distribution US, UK & EuropeSynonyms: 7,7'-((((ethane-1,1-diylbis(2,3-dichloro-4,1-phenylene))bis(piperazine-4,1-diyl))bis(butane-4,1-diyl))bis(oxy))bis(3,4-dihydroquinolin-2(1H)-one)Formula:...
    $2.00
  • Aripiprazole EP Impurity F
    Gentaur Standards

    Aripiprazole EP Impurity F | GNT-ST-49240

    Aripiprazole EP Impurity F | GNT-ST-49240| Gentaur Distribution US, UK & EuropeSynonyms: 4-(2,3-Dichlorophenyl)-1-(4-(2-oxo-1,2,3,4-tetrahydroquinolin-7-yloxy)butyl) piperazine 1-oxideFormula: C23H27Cl2N3O3Molecular Weight: 464,38CAS: 573691-09-5
    $2.00
  • Afatinib Impurity 78
    Gentaur Standards

    Afatinib Impurity 78 | GNT-ST-49239

    Afatinib Impurity 78 | GNT-ST-49239| Gentaur Distribution US, UK & EuropeSynonyms: (S,E)-N-(4-((3-chloro-4-fluorophenyl)amino)-7-((tetrahydrofuran-3-yl)oxy)quinazolin-6-yl)-4-hydroxybut-2-enamideFormula: C22H20ClFN4O4Molecular Weight: 458,87CAS: N/A
    $2.00
  • 2-Bromoimidazo[1,2-B]Pyridazine
    Gentaur Standards

    2-Bromoimidazo[1,2-B]Pyridazine | GNT-ST-49238

    2-Bromoimidazo[1,2-B]Pyridazine | GNT-ST-49238| Gentaur Distribution US, UK & EuropeSynonyms: 2-bromoimidazo[1,2-b]pyridazineFormula: C6H4BrN3Molecular Weight: 198,02CAS: 1363166-47-5
    $2.00
  • Fosfomycin Impurity 23
    Gentaur Standards

    Fosfomycin Impurity 23 | GNT-ST-49237

    Fosfomycin Impurity 23 | GNT-ST-49237| Gentaur Distribution US, UK & EuropeSynonyms: (1-hydroxy-2-((hydroxy((2R,3S)-3-methyloxiran-2-yl)phosphoryl)oxy)propyl)phosphonic acidFormula: C6H14O8P2Molecular Weight: 276,12CAS: 1416734-33-2
    $2.00
  • Cefazolin Impurity 62
    Gentaur Standards

    Cefazolin Impurity 62 | GNT-ST-49236

    Cefazolin Impurity 62 | GNT-ST-49236| Gentaur Distribution US, UK & EuropeSynonyms: (R)-2-(2-(1H-tetrazol-1-yl)acetamido)-2-((R)-7-oxo-1,2,5,7-tetrahydro-4H-furo[3,4-d][1,3]thiazin-2-yl)acetic...
    $2.00
  • D-Proline-N-Fmoc
    Gentaur Standards

    D-Proline-N-Fmoc | GNT-ST-49235

    D-Proline-N-Fmoc | GNT-ST-49235| Gentaur Distribution US, UK & EuropeSynonyms: (R)-1-(((9H-fluoren-9-yl)methoxy)carbonyl)pyrrolidine-2-carboxylic acidFormula: C20H19NO4Molecular Weight: 337,37CAS: 101555-62-8
    $2.00
  • Cefazolin Impurity 61
    Gentaur Standards

    Cefazolin Impurity 61 | GNT-ST-49234

    Cefazolin Impurity 61 | GNT-ST-49234| Gentaur Distribution US, UK & EuropeSynonyms: (S)-2-(2-(1H-tetrazol-1-yl)acetamido)-2-((R)-7-oxo-1,2,5,7-tetrahydro-4H-furo[3,4-d][1,3]thiazin-2-yl)acetic acidFormula: C11H12N6O5SMolecular Weight: 340,31CAS: N/A
    $2.00
  • D-Ornithine Monohydrochloride
    Gentaur Standards

    D-Ornithine Monohydrochloride | GNT-ST-49233

    D-Ornithine Monohydrochloride | GNT-ST-49233| Gentaur Distribution US, UK & EuropeSynonyms: (R)-2,5-diaminopentanoic acid hydrochlorideFormula: C5H12N2O2 HClMolecular Weight: 132.16 36.46CAS: 16682-12-5
    $2.00
  • Quininone
    Gentaur Standards

    Quininone | GNT-ST-49232

    Quininone | GNT-ST-49232| Gentaur Distribution US, UK & EuropeSynonyms: (6-methoxyquinolin-4-yl)((1S,2S,4S,5R)-5-vinylquinuclidin-2-yl)methanoneFormula: C20H22N2O2Molecular Weight: 322,41CAS: 84-31-1
    $2.00
  • Quinic Acid
    Gentaur Standards

    Quinic Acid | GNT-ST-49231

    Quinic Acid | GNT-ST-49231| Gentaur Distribution US, UK & EuropeSynonyms: (1S,3R,4S,5R)-1,3,4,5-tetrahydroxycyclohexanecarboxylic acidFormula: C7H12O6Molecular Weight: 192,17CAS: 77-95-2
    $2.00
  • Carfilzomib Impurity Z
    Gentaur Standards

    Carfilzomib Impurity Z | GNT-ST-49229

    Carfilzomib Impurity Z | GNT-ST-49229| Gentaur Distribution US, UK & EuropeSynonyms: (S)-methyl 2-((S)-4-methyl-2-((S)-2-(2-morpholinoacetamido)-4-phenylbutanamido)pentanamido)-3-phenylpropanoateFormula: C32H44N4O6Molecular Weight: 580,71CAS: N/A
    $2.00
  • Cefazolin Impurity 56
    Gentaur Standards

    Cefazolin Impurity 56 | GNT-ST-49228

    Cefazolin Impurity 56 | GNT-ST-49228| Gentaur Distribution US, UK & EuropeSynonyms: (2R)-2-((R)-(2-(1H-tetrazol-1-yl)acetamido)(carboxy)methyl)-5-(((5-methyl-1,3,4-thiadiazol-2-yl)thio)methyl)-3,4-dihydro-2H-1,3-thiazine-4-carboxylic...
    $2.00
  • Tolterodine Acid
    Gentaur Standards

    Tolterodine Acid | GNT-ST-49227

    Tolterodine Acid | GNT-ST-49227| Gentaur Distribution US, UK & EuropeSynonyms: 3-(2-Hydroxy-5-methylphenyl)-3-phenylpropanoic acidFormula: C16H16O3Molecular Weight: 256,3CAS: N/A
    $2.00
  • Tolterodine EP Impurity G
    Gentaur Standards

    Tolterodine EP Impurity G | GNT-ST-49226

    Tolterodine EP Impurity G | GNT-ST-49226| Gentaur Distribution US, UK & EuropeSynonyms: 3-(2-hydroxy-5-methylphenyl)-N,N-diisopropyl-3-phenylpropan-1-amine oxideFormula: C22H31NO2Molecular Weight: 341,49CAS: 1554029-91-2
    $2.00
  • Cefazolin Tetrazolyl Acetamide Acetal
    Gentaur Standards

    Cefazolin Tetrazolyl Acetamide Acetal | GNT-ST-49225

    Cefazolin Tetrazolyl Acetamide Acetal | GNT-ST-49225| Gentaur Distribution US, UK & EuropeSynonyms: N-(2-oxoethyl)-2-(1H-tetrazol-1-yl)acetamide/N-(2,2-dihydroxyethyl)-2-(1H-tetrazol-1-yl)acetamideFormula: C5H7N5O2/C5H9N5O3Molecular Weight: 169...
    $2.00
  • Cefazolin Sodium
    Gentaur Standards

    Cefazolin Sodium | GNT-ST-49224

    Cefazolin Sodium | GNT-ST-49224| Gentaur Distribution US, UK & EuropeSynonyms: Sodium (6R-trans)-3-[[(5-methyl-1,3,4-thiadiazol-2-yl)thio]methyl]-8-oxo-7-(1H-tetrazol-1-ylacetamido)-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylateFormula:...
    $2.00
  • Quinine Sulfate EP Impurity C
    Gentaur Standards

    Quinine Sulfate EP Impurity C | GNT-ST-49223

    Quinine Sulfate EP Impurity C | GNT-ST-49223| Gentaur Distribution US, UK & EuropeSynonyms: (1R)-((2S,4S,5R)-5-ethylquinuclidin-2-yl)(6-methoxyquinolin-4-yl)methanolFormula: C20H26N2O2Molecular Weight: 326,43CAS: N/A
    $2.00
  • Melphalan Impurity 14
    Gentaur Standards

    Melphalan Impurity 14 | GNT-ST-49222

    Melphalan Impurity 14 | GNT-ST-49222| Gentaur Distribution US, UK & EuropeSynonyms: 2-amino-3-(4-((2-((2-amino-3-(4-(bis(2-chloroethyl)amino)phenyl)propanoyl)oxy)ethyl)(2-chloroethyl)amino)phenyl)propanoic acidFormula: C26H35Cl3N4O4Molecular Weight:...
    $2.00
  • Quinine Sulfate EP Impurity B
    Gentaur Standards

    Quinine Sulfate EP Impurity B | GNT-ST-49221

    Quinine Sulfate EP Impurity B | GNT-ST-49221| Gentaur Distribution US, UK & EuropeSynonyms: (1R)-quinolin-4-yl((2S,4S,5R)-5-vinylquinuclidin-2-yl)methanolFormula: C19H22N2OMolecular Weight: 294,39CAS: N/A
    $2.00
  • Zaleplon Impurity 2
    Gentaur Standards

    Zaleplon Impurity 2 | GNT-ST-49220

    Zaleplon Impurity 2 | GNT-ST-49220| Gentaur Distribution US, UK & EuropeSynonyms: N-(3-acetylphenyl)formamideFormula: C9H9NO2Molecular Weight: 163,18CAS: 72801-78-6
    $2.00
  • Cefazedone Impurity 6
    Gentaur Standards

    Cefazedone Impurity 6 | GNT-ST-49218

    Cefazedone Impurity 6 | GNT-ST-49218| Gentaur Distribution US, UK & EuropeSynonyms: (6R,7R)-3-(acetoxymethyl)-7-(2-(3,5-dichloro-4-oxopyridin-1(4H)-yl)acetamido)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acidFormula:...
    $2.00
  • Meloxicam Impurity 14
    Gentaur Standards

    Meloxicam Impurity 14 | GNT-ST-49217

    Meloxicam Impurity 14 | GNT-ST-49217| Gentaur Distribution US, UK & EuropeSynonyms: (E)-N-(3-ethyl-5-methylthiazol-2(3H)-ylidene)-4-hydroxy-2-methyl-2H-benzo[e][1,2]thiazine-3-carboxamide 1,1-dioxideFormula: C16H17N3O4S2Molecular Weight: 379,45CAS:...
    $2.00
  • Quinuclidine-4-Carboxylic Acid
    Gentaur Standards

    Quinuclidine-4-Carboxylic Acid | GNT-ST-49216

    Quinuclidine-4-Carboxylic Acid | GNT-ST-49216| Gentaur Distribution US, UK & EuropeSynonyms: 1-azabicyclo[2.2.2]octane-4-carboxylic acidFormula: C8H13NO2Molecular Weight: 155,2CAS: 55022-88-3
    $2.00
  • Cefoxitin Impurity 48
    Gentaur Standards

    Cefoxitin Impurity 48 | GNT-ST-49215

    Cefoxitin Impurity 48 | GNT-ST-49215| Gentaur Distribution US, UK & EuropeSynonyms: (6R,7S)-3-((((((6R,7S)-3-((carbamoyloxy)methyl)-7-methoxy-8-oxo-7-(2-(thiophen-2-yl)acetamido)-5-thia-1-azabicyclo[4.2...
    $2.00
  • Quinine
    Gentaur Standards

    Quinine | GNT-ST-49214

    Quinine | GNT-ST-49214| Gentaur Distribution US, UK & EuropeSynonyms: (R)-(6-methoxyquinolin-4-yl)((1S,2S,4S,5R)-5-vinylquinuclidin-2-yl)methanolFormula: C20H24N2O2Molecular Weight: 324,42CAS: 130-95-0
    $2.00
  • Cefoxitin Impurity 47
    Gentaur Standards

    Cefoxitin Impurity 47 | GNT-ST-49213

    Cefoxitin Impurity 47 | GNT-ST-49213| Gentaur Distribution US, UK & EuropeSynonyms: (6R,7S)-3-((carbamoyloxy)methyl)-7-methoxy-8-oxo-7-(2-(thiophen-2-yl)acetamido)-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid 5,5-dioxideFormula:...
    $2.00
  • Cefoxitin Impurity 46
    Gentaur Standards

    Cefoxitin Impurity 46 | GNT-ST-49212

    Cefoxitin Impurity 46 | GNT-ST-49212| Gentaur Distribution US, UK & EuropeSynonyms: (2S)-5-((carbamoyloxy)methyl)-2-(methoxy(2-(thiophen-2-yl)acetamido)methyl)-3,6-dihydro-2H-1,3-thiazine-4-carboxylic acidFormula: C15H19N3O6S2Molecular Weight:...
    $2.00
  • Cefoxitin Impurity 45
    Gentaur Standards

    Cefoxitin Impurity 45 | GNT-ST-49211

    Cefoxitin Impurity 45 | GNT-ST-49211| Gentaur Distribution US, UK & EuropeSynonyms: (S)-5-((carbamoyloxy)methyl)-2-((R)-carboxy(methoxy)(2-(thiophen-2-yl)acetamido)methyl)-3,6-dihydro-2H-1,3-thiazine-4-carboxylic acidFormula: C16H19N3O8S2Molecular...
    $2.00
  • Meropenem-D6
    Gentaur Standards

    Meropenem-D6 | GNT-ST-49210

    Meropenem-D6 | GNT-ST-49210| Gentaur Distribution US, UK & EuropeSynonyms: (4R,5S,6S)-3-(((3S,5S)-5-(bis(methyl-d3)carbamoyl)pyrrolidin-3-yl)thio)-6-((R)-1-hydroxyethyl)-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acidFormula:...
    $2.00
  • Cefoxitin Impurity 44
    Gentaur Standards

    Cefoxitin Impurity 44 | GNT-ST-49209

    Cefoxitin Impurity 44 | GNT-ST-49209| Gentaur Distribution US, UK & EuropeSynonyms: (6S,7R)-3-(acetoxymethyl)-7-methoxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acidFormula: C11H13NO6SMolecular Weight: 287,29CAS: N/A
    $2.00
  • Cefoxitin Impurity 43
    Gentaur Standards

    Cefoxitin Impurity 43 | GNT-ST-49208

    Cefoxitin Impurity 43 | GNT-ST-49208| Gentaur Distribution US, UK & EuropeSynonyms: (6S,7S)-3-(hydroxymethyl)-8-oxo-7-(2-(thiophen-2-yl)acetamido)-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acidFormula: C14H14N2O5S2Molecular Weight: 354,4CAS:...
    $2.00
  • Cefoxitin Impurity 42
    Gentaur Standards

    Cefoxitin Impurity 42 | GNT-ST-49207

    Cefoxitin Impurity 42 | GNT-ST-49207| Gentaur Distribution US, UK & EuropeSynonyms: (6S,7S)-3-(acetoxymethyl)-8-oxo-7-(2-(thiophen-2-yl)acetamido)-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acidFormula: C16H16N2O6S2Molecular Weight: 396,43CAS:...
    $2.00
  • Quinidine Impurity 7
    Gentaur Standards

    Quinidine Impurity 7 | GNT-ST-49206

    Quinidine Impurity 7 | GNT-ST-49206| Gentaur Distribution US, UK & EuropeSynonyms: (1R,2R,4S,5R)-2-((S)-hydroxy(6-methoxyquinolin-4-yl)methyl)-5-vinylquinuclidine 1-oxideFormula: C20H24N2O3Molecular Weight: 340,42CAS: 70116-00-6
    $2.00
  • Cefoxitin Impurity 35
    Gentaur Standards

    Cefoxitin Impurity 35 | GNT-ST-49205

    Cefoxitin Impurity 35 | GNT-ST-49205| Gentaur Distribution US, UK & EuropeSynonyms: (6R,7S)-3-((carbamoyloxy)methyl)-7-methoxy-7-(2-(1-oxidothiophen-2-yl)acetamido)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acidFormula:...
    $2.00
  • Cefoxitin Impurity 34
    Gentaur Standards

    Cefoxitin Impurity 34 | GNT-ST-49204

    Cefoxitin Impurity 34 | GNT-ST-49204| Gentaur Distribution US, UK & EuropeSynonyms: ((6R,7R)-7-amino-2-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-3-en-3-yl)methyl acetateFormula: C10H14N2O3SMolecular Weight: 242,29CAS: N/A
    $2.00
  • Zaleplon Impurity 19
    Gentaur Standards

    Zaleplon Impurity 19 | GNT-ST-49202

    Zaleplon Impurity 19 | GNT-ST-49202| Gentaur Distribution US, UK & EuropeSynonyms: (E)-N-(3-(3-cyano-6-(3-(3-(N-ethylacetamido)phenyl)-3-oxoprop-1-en-1-yl)pyrazolo[1,5-a]pyrimidin-7-yl)phenyl)-N-ethylacetamideFormula: C30H28N6O3Molecular Weight:...
    $2.00
  • Acitretin EP Impurity A-D3
    Gentaur Standards

    Acitretin EP Impurity A-D3 | GNT-ST-49201

    Acitretin EP Impurity A-D3 | GNT-ST-49201| Gentaur Distribution US, UK & EuropeSynonyms: Acitretin EP Impurity A-d3Formula: C21H23D3O3Molecular Weight: 329,45CAS: N/A
    $2.00
  • 2-Ethyl-2-Hydroxybutanoic Acid
    Gentaur Standards

    2-Ethyl-2-Hydroxybutanoic Acid | GNT-ST-49200

    2-Ethyl-2-Hydroxybutanoic Acid | GNT-ST-49200| Gentaur Distribution US, UK & EuropeSynonyms: 2-ethyl-2-hydroxybutanoic acidFormula: C6H12O3Molecular Weight: 132,16CAS: 3639-21-2
    $2.00
  • Tolterodine EP Impurity F
    Gentaur Standards

    Tolterodine EP Impurity F | GNT-ST-49199

    Tolterodine EP Impurity F | GNT-ST-49199| Gentaur Distribution US, UK & EuropeSynonyms: (S)-2-(3-(diisopropylamino)-1-phenylpropyl)-4-methylphenolFormula: C22H31NOMolecular Weight: 325,49CAS: 124937-53-7
    $2.00
  • Tolterodine EP Impurity D
    Gentaur Standards

    Tolterodine EP Impurity D | GNT-ST-49198

    Tolterodine EP Impurity D | GNT-ST-49198| Gentaur Distribution US, UK & EuropeSynonyms: N-isopropyl-3-(2-methoxy-5-methylphenyl)-3-phenylpropan-1-amineFormula: C20H27NOMolecular Weight: 297,44CAS: 1391053-65-8
    $2.00
  • Tolterodine EP Impurity C
    Gentaur Standards

    Tolterodine EP Impurity C | GNT-ST-49197

    Tolterodine EP Impurity C | GNT-ST-49197| Gentaur Distribution US, UK & EuropeSynonyms: N,N-Diisopropyl-3-(2-methoxy-5-methylphenyl)-3-phenylpropan-1-amine fumarateFormula: C27H37NO5Molecular Weight: 455,59CAS: 124935-89-3
    $2.00
  • Tolterodine EP Impurity A
    Gentaur Standards

    Tolterodine EP Impurity A | GNT-ST-49196

    Tolterodine EP Impurity A | GNT-ST-49196| Gentaur Distribution US, UK & EuropeSynonyms: 3-Phenyl-3-(2-methoxy-5-methylphenyl)propanolFormula: C17H20O2Molecular Weight: 256,34CAS: 124937-73-1
    $2.00
  • Tolterodine-D14
    Gentaur Standards

    Tolterodine-D14 | GNT-ST-49195

    Tolterodine-D14 | GNT-ST-49195| Gentaur Distribution US, UK & EuropeSynonyms: (R)-2-(3-(bis(propan-2-yl-d7)amino)-1-phenylpropyl)-4-methylphenolFormula: C22H17D14NOMolecular Weight: 339,58CAS: 1191280-43-9
    $2.00
  • Tolterodine 5-Hydroxymethyl Analog Racemate
    Gentaur Standards

    Tolterodine 5-Hydroxymethyl Analog Racemate | GNT-ST-49194

    Tolterodine 5-Hydroxymethyl Analog Racemate | GNT-ST-49194| Gentaur Distribution US, UK & EuropeSynonyms: N,N-Diisopropyl-3-(2-hydroxy-5-hydroxymethylphenyl)-3-phenylpropan-1-amineFormula: C22H31NO2Molecular Weight: 341,49CAS: 200801-70-3
    $2.00
  • Fesoterodine Diol; Tolterodine 5-Hydroxymethyl Analog
    Gentaur Standards

    Fesoterodine Diol; Tolterodine 5-Hydroxymethyl Analog | GNT-ST-49193

    Fesoterodine Diol; Tolterodine 5-Hydroxymethyl Analog | GNT-ST-49193| Gentaur Distribution US, UK & EuropeSynonyms: R)-N,N-Diisopropyl-3-(2-hydroxy-5-hydroxymethylphenyl)-3-phenylpropan-1-amineFormula: C22H31NO2Molecular Weight: 341,49CAS: 207679-81-0
    $2.00
  • Tolterodine
    Gentaur Standards

    Tolterodine | GNT-ST-49192

    Tolterodine | GNT-ST-49192| Gentaur Distribution US, UK & EuropeSynonyms: (R)-2-(3-(diisopropylamino)-1-phenylpropyl)-4-methylphenolFormula: C22H31NOMolecular Weight: 325,49CAS: 124937-51-5
    $2.00
  • Apixaban Impurity 92
    Gentaur Standards

    Apixaban Impurity 92 | GNT-ST-49191

    Apixaban Impurity 92 | GNT-ST-49191| Gentaur Distribution US, UK & EuropeSynonyms: (E)-1,1'-(diazene-1,2-diylbis(4,1-phenylene))bis(3-morpholino-5,6-dihydropyridin-2(1H)-one)Formula: C30H34N6O4Molecular Weight: 542,63CAS: 1998079-15-4
    $2.00
  • Rasagiline Impurity 12
    Gentaur Standards

    Rasagiline Impurity 12 | GNT-ST-49190

    Rasagiline Impurity 12 | GNT-ST-49190| Gentaur Distribution US, UK & EuropeSynonyms: (R)-3-(prop-2-yn-1-ylamino)-2,3-dihydro-1H-inden-1-oneFormula: C12H11NOMolecular Weight: 185,23CAS: 1312077-05-6
    $2.00
  • 2- (1-Methoxyethylidene) Malononitrile
    Gentaur Standards

    2- (1-Methoxyethylidene) Malononitrile | GNT-ST-49189

    2-(1-Methoxyethylidene)Malononitrile | GNT-ST-49189| Gentaur Distribution US, UK & EuropeSynonyms: 2-(1-methoxyethylidene)malononitrileFormula: C6H6N2OMolecular Weight: 122,12CAS: 5515-16-2
    $2.00
  • Deferoxamine
    Gentaur Standards

    Deferoxamine | GNT-ST-49188

    Deferoxamine | GNT-ST-49188| Gentaur Distribution US, UK & EuropeSynonyms: N1-(5-aminopentyl)-N1-hydroxy-N4-(5-(N-hydroxy-4-((5-(N-hydroxyacetamido)pentyl)amino)-4-oxobutanamido)pentyl)succinamideFormula: C25H48N6O8Molecular Weight: 560,68CAS: 70-51-9
    $2.00
  • Rotigotine Impurity 22
    Gentaur Standards

    Rotigotine Impurity 22 | GNT-ST-49187

    Rotigotine Impurity 22 | GNT-ST-49187| Gentaur Distribution US, UK & EuropeSynonyms: (S)-N-(5-hydroxy-1,2,3,4-tetrahydronaphthalen-2-yl)-N-(2-(thiophen-2-yl)ethyl)nitrous amideFormula: C16H18N2O2SMolecular Weight: 302,39CAS: N/A
    $2.00
  • Zaleplon Impurity 18
    Gentaur Standards

    Zaleplon Impurity 18 | GNT-ST-49186

    Zaleplon Impurity 18 | GNT-ST-49186| Gentaur Distribution US, UK & EuropeSynonyms: 7-(3-(ethylamino)phenyl)pyrazolo[1,5-a]pyrimidine-3-carbonitrileFormula: C15H13N5Molecular Weight: 263,3CAS: 940951-59-7
    $2.00
  • Vedaprofen
    Gentaur Standards

    Vedaprofen | GNT-ST-49185

    Vedaprofen | GNT-ST-49185| Gentaur Distribution US, UK & EuropeSynonyms: (2RS)-2-(4-Cyclohexyl-1-naphthyl)propanoic acidFormula: C19H22O2Molecular Weight: 282,38CAS: 71109-09-6
    $2.00
  • Apalutamide Impurity 5
    Gentaur Standards

    Apalutamide Impurity 5 | GNT-ST-49184

    Apalutamide Impurity 5 | GNT-ST-49184| Gentaur Distribution US, UK & EuropeSynonyms: 4-(7-(6-cyano-5-(trifluoromethyl)pyridin-3-yl)-8-oxo-6-thioxo-5,7-diazaspiro[3...
    $2.00
  • Crisaborole Impurity 25
    Gentaur Standards

    Crisaborole Impurity 25 | GNT-ST-49183

    Crisaborole Impurity 25 | GNT-ST-49183| Gentaur Distribution US, UK & EuropeSynonyms: 4-(3-(hydroxymethyl)phenoxy)benzonitrileFormula: C14H11NO2Molecular Weight: 225,24CAS: 888967-63-3
    $2.00
  • Avibactam Impurity I
    Gentaur Standards

    Avibactam Impurity I | GNT-ST-49182

    Avibactam Impurity I | GNT-ST-49182| Gentaur Distribution US, UK & EuropeSynonyms: (2R,5R)-5-((benzyloxy)amino)piperidine-2-carboxamideFormula: C13H19N3O2Molecular Weight: 249,31CAS: N/A
    $2.00
  • Crisaborole Impurity 24
    Gentaur Standards

    Crisaborole Impurity 24 | GNT-ST-49181

    Crisaborole Impurity 24 | GNT-ST-49181| Gentaur Distribution US, UK & EuropeSynonyms: 2-((1-hydroxy-1,3-dihydrobenzo[c][1,2]oxaborol-5-yl)oxy)benzonitrileFormula: C14H10BNO3Molecular Weight: 251,05CAS: 906673-30-1
    $2.00
  • Crisaborole Impurity 23
    Gentaur Standards

    Crisaborole Impurity 23 | GNT-ST-49180

    Crisaborole Impurity 23 | GNT-ST-49180| Gentaur Distribution US, UK & EuropeSynonyms: 5-(2-cyanophenoxy)-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzyl acetateFormula: C22H24BNO5Molecular Weight: 393,24CAS: N/A
    $2.00
  • Fulvestrant
    Gentaur Standards

    Fulvestrant | GNT-ST-49179

    Fulvestrant | GNT-ST-49179| Gentaur Distribution US, UK & EuropeSynonyms: (7R,8R,9S,13S,14S,17S)-13-methyl-7-(9-((4,4,5,5,5-pentafluoropentyl)sulfinyl)nonyl)-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthrene-3,17-diolFormula:...
    $2.00
  • Apixaban Impurity 164
    Gentaur Standards

    Apixaban Impurity 164 | GNT-ST-49177

    Apixaban Impurity 164 | GNT-ST-49177| Gentaur Distribution US, UK & EuropeSynonyms: 1-(4-methoxyphenyl)-6-(4-(4-methyl-2-oxopiperidin-1-yl)phenyl)-7-oxo-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxamideFormula: C26H27N5O4Molecular Weight:...
    $2.00
  • Dolutegravir Impurity 42
    Gentaur Standards

    Dolutegravir Impurity 42 | GNT-ST-49176

    Dolutegravir Impurity 42 | GNT-ST-49176| Gentaur Distribution US, UK & EuropeSynonyms: (4R,12aR)-N-(2,4-difluorobenzyl)-7-hydroxy-4-methyl-6,8-dioxo-3,4,6,8,12,12a-hexahydro-2H-pyrido[1',2':4,5]pyrazino[2,1-b][1,3]oxazine-9-carboxamideFormula:...
    $2.00
  • Ambroxol Impurity 58
    Gentaur Standards

    Ambroxol Impurity 58 | GNT-ST-49175

    Ambroxol Impurity 58 | GNT-ST-49175| Gentaur Distribution US, UK & EuropeSynonyms: (1r,4r)-4-(((7-bromo-3-methyl-3,4-dihydro-2H-benzo[b][1,4]oxazin-5-yl)methyl)amino)cyclohexan-1-olFormula: C16H23BrN2O2Molecular Weight: 355,28CAS: N/A
    $2.00
  • Apixaban Impurity 163
    Gentaur Standards

    Apixaban Impurity 163 | GNT-ST-49174

    Apixaban Impurity 163 | GNT-ST-49174| Gentaur Distribution US, UK & EuropeSynonyms: Apixaban Impurity 163Formula: C2414CH27N5O5Molecular Weight: 479,5CAS: 1188385-73-0
    $2.00
  • Apixaban Impurity 162
    Gentaur Standards

    Apixaban Impurity 162 | GNT-ST-49173

    Apixaban Impurity 162 | GNT-ST-49173| Gentaur Distribution US, UK & EuropeSynonyms: 1-(4-methoxyphenyl)-N-methyl-7-oxo-6-(4-(2-oxopiperidin-1-yl)phenyl)-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxamideFormula: C26H27N5O4Molecular Weight:...
    $2.00
  • Apixaban Impurity 91
    Gentaur Standards

    Apixaban Impurity 91 | GNT-ST-49172

    Apixaban Impurity 91 | GNT-ST-49172| Gentaur Distribution US, UK & EuropeSynonyms: (Z)-1,2-bis(4-(3-morpholino-2-oxo-5,6-dihydropyridin-1(2H)-yl)phenyl)diazene oxideFormula: C30H34N6O5Molecular Weight: 558,63CAS: 1998079-16-5
    $2.00
  • Ambroxol Impurity 49
    Gentaur Standards

    Ambroxol Impurity 49 | GNT-ST-49171

    Ambroxol Impurity 49 | GNT-ST-49171| Gentaur Distribution US, UK & EuropeSynonyms: (3S,4S,5R)-2-(((2,4-dibromo-6-((((1r,4S)-4-hydroxycyclohexyl)amino)methyl)phenyl)amino)methyl)-5-(hydroxymethyl)tetrahydrofuran-2,3,4-triolFormula:...
    $2.00
  • Aspartame Impurity 5
    Gentaur Standards

    Aspartame Impurity 5 | GNT-ST-49170

    Aspartame Impurity 5 | GNT-ST-49170| Gentaur Distribution US, UK & EuropeSynonyms: 2-(5-benzyl-3,6-dioxopiperazin-2-yl)acetic acidFormula: C13H14N2O4Molecular Weight: 262,27CAS: 55102-13-1
    $2.00
  • Aspartame Impurity 4
    Gentaur Standards

    Aspartame Impurity 4 | GNT-ST-49169

    Aspartame Impurity 4 | GNT-ST-49169| Gentaur Distribution US, UK & EuropeSynonyms: di-tert-butyl ((S)-6-oxo-6-(((S)-1-phenylpropan-2-yl)amino)hexane-1,5-diyl)dicarbamateFormula: C25H41N3O5Molecular Weight: 463,62CAS: 819871-13-1
    $2.00
  • Crisaborole Impurity 22
    Gentaur Standards

    Crisaborole Impurity 22 | GNT-ST-49168

    Crisaborole Impurity 22 | GNT-ST-49168| Gentaur Distribution US, UK & EuropeSynonyms: 5-(3-cyanophenoxy)-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzyl acetateFormula: C22H24BNO5Molecular Weight: 393,24CAS: N/A
    $2.00
  • Cefminox Sodium Impurity 33
    Gentaur Standards

    Cefminox Sodium Impurity 33 | GNT-ST-49167

    Cefminox Sodium Impurity 33 | GNT-ST-49167| Gentaur Distribution US, UK & EuropeSynonyms: (6R,7S)-7-(2-(((S)-2-amino-2-carboxyethyl)thio)acetamido)-3-(hydroxymethyl)-7-methoxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acidFormula:...
    $2.00
  • Crisaborole Impurity 21
    Gentaur Standards

    Crisaborole Impurity 21 | GNT-ST-49166

    Crisaborole Impurity 21 | GNT-ST-49166| Gentaur Distribution US, UK & EuropeSynonyms: 2-bromo-5-(2-cyanophenoxy)benzyl acetateFormula: C16H12BrNO3Molecular Weight: 346,18CAS: N/A
    $2.00