Chemicals

Yohimbine Hydrochloride EP Impurity C | GNT-ST-02167| Gentaur Distribution US, UK & EuropeSynonyms: (1S,2S,4aR,13bS,14aS)-methyl 2-hydroxy-1,2,3,4,4a,5,7,8,13,13b,14,14a-dodecahydroindolo[2',3':3,4]pyrido[1,2-b]isoquinoline-1-carboxylateFormula:...

Yohimbine Hydrochloride EP Impurity B | GNT-ST-02166| Gentaur Distribution US, UK & EuropeSynonyms: (1S,2S,4aS,13bS,14aS)-methyl 2-hydroxy-1,2,3,4,4a,5,7,8,13,13b,14,14a-dodecahydroindolo[2',3':3,4]pyrido[1,2-b]isoquinoline-1-carboxylateFormula:...

Yohimbine Hydrochloride EP Impurity A | GNT-ST-02165| Gentaur Distribution US, UK & EuropeSynonyms: (1R,2R,4aR,13bS,14aS)-methyl 2-hydroxy-1,2,3,4,4a,5,7,8,13,13b,14,14a-dodecahydroindolo[2',3':3,4]pyrido[1,2-b]isoquinoline-1-carboxylateFormula:...

Yohimbine Hydrochloride | GNT-ST-02164| Gentaur Distribution US, UK & EuropeSynonyms: (1R,2S,4aR,13bS,14aS)-methyl 2-hydroxy-1,2,3,4,4a,5,7,8,13,13b,14,14a-dodecahydroindolo[2',3':3,4]pyrido[1,2-b]isoquinoline-1-carboxylate hydrochlorideFormula:...

Dexmedetomidine Hydrochloride | GNT-ST-02163| Gentaur Distribution US, UK & EuropeSynonyms: (S)-5-(1-(2,3-dimethylphenyl)ethyl)-1H-imidazole hydrochlorideFormula: C13H17ClN2Molecular Weight: 236,74CAS: 145108-58-3

Febuxostat Impurity 64 | GNT-ST-02162| Gentaur Distribution US, UK & EuropeSynonyms: isobutyl 2-(3-cyano-4-isobutoxyphenyl)-4-methylthiazole-5-carboxylateFormula: C20H24N2O3SMolecular Weight: 372,48CAS: 923942-36-3

Dextropropoxyphene Hydrochloride EP Impurity F | GNT-ST-02161| Gentaur Distribution US, UK & EuropeSynonyms: (2RS)-3-(dimethylamino)-2-methyl-1-phenylpropan-1- oneFormula: C13H18OMolecular Weight: 190,28CAS: N/A

Bumetanide Impurity 22 | GNT-ST-02160| Gentaur Distribution US, UK & EuropeSynonyms: 3-amino-4-hydroxy-5-sulfamoylbenzoic acidFormula: C7H8N2O5SMolecular Weight: 232,21CAS: N/A

Brivaracetam Impurity Y | GNT-ST-02159| Gentaur Distribution US, UK & EuropeSynonyms: 4-ethyldihydrofuran-2(3H)-oneFormula: C6H10O2Molecular Weight: 114,14CAS: 16496-51-8

Dextropropoxyphene Hydrochloride EP Impurity D | GNT-ST-02158| Gentaur Distribution US, UK & EuropeSynonyms: (1S,2S)-1-benzyl-3-(dimethylamino)-2-methyl-1-phenylpropyl propanoate (isopropoxyphene)Formula: C22H29NO2Molecular Weight: 339,47CAS: N/A

Siponimod Impurity 8 | GNT-ST-02157| Gentaur Distribution US, UK & EuropeSynonyms: 1-(4-acetyl-2-ethylbenzyl)azetidine-3-carboxylic acidFormula: C15H19NO3Molecular Weight: 261,32CAS: 2474774-17-7

Cilnidipine Impurity A | GNT-ST-02156| Gentaur Distribution US, UK & EuropeSynonyms: 3-cinnamyl 5-(2-methoxyethyl) 2,6-dimethyl-4-(3-nitrophenyl)pyridine-3,5-dicarboxylateFormula: C27H26N2O7Molecular Weight: 490,5CAS: 146845-34-3

Cilnidipine Impurity 9 | GNT-ST-02155| Gentaur Distribution US, UK & EuropeSynonyms: (E)-triethyl prop-1-ene-1,2,3-tricarboxylateFormula: C12H18O6Molecular Weight: 258,27CAS: 68077-28-1

Cilnidipine Impurity 8 | GNT-ST-02154| Gentaur Distribution US, UK & EuropeSynonyms: (Z)-triethyl prop-1-ene-1,2,3-tricarboxylateFormula: C12H18O6Molecular Weight: 258,27CAS: N/A

Naphazoline EP Impurity C | GNT-ST-02153| Gentaur Distribution US, UK & EuropeSynonyms: 2-(naphthalen-1-yl)acetonitrileFormula: C12H9NMolecular Weight: 167,21CAS: 132-75-2

Naphazoline EP Impurity B | GNT-ST-02152| Gentaur Distribution US, UK & EuropeSynonyms: 2-(naphthalen-1-yl)acetic acidFormula: C12H10O2Molecular Weight: 186,21CAS: 86-87-3

Baloxavir Marboxil Impurity 62 | GNT-ST-02151| Gentaur Distribution US, UK & EuropeSynonyms: isopropyl tetrahydrofuran-2-carboxylateFormula: C8H14O3Molecular Weight: 158,2CAS: 178461-70-6

Afatinib Impurity 65 | GNT-ST-02150| Gentaur Distribution US, UK & EuropeSynonyms: (S,E)-N-(4-((3-chloro-4-fluorophenyl)amino)-7-((tetrahydrofuran-3-yl)oxy)quinazolin-6-yl)-6-hydroxyhex-2-enamideFormula: C24H24ClFN4O4Molecular Weight: 486,92CAS: N/A

Naphazoline EP Impurity A | GNT-ST-02149| Gentaur Distribution US, UK & EuropeSynonyms: N-(2-aminoethyl)-2-(naphthalen-1-yl)acetamideFormula: C14H16N2OMolecular Weight: 228,29CAS: 36321-43-4

Ramelteon Impurity 60 | GNT-ST-02148| Gentaur Distribution US, UK & EuropeSynonyms: tris(2-(1,6,7,8-tetrahydro-2H-indeno[5,4-b]furan-8-yl)ethyl)amineFormula: C39H45NO3Molecular Weight: 575,79CAS: N/A

Bortezomib Impurity 3 | GNT-ST-02147| Gentaur Distribution US, UK & EuropeSynonyms: (S)-2-((tert-butoxycarbonyl)amino)-3-phenylpropanoic anhydrideFormula: C28H36N2O7Molecular Weight: 512,59CAS: N/A

Afatinib Impurity T | GNT-ST-02146| Gentaur Distribution US, UK & EuropeSynonyms: N4-(3-chloro-4-fluorophenyl)quinazoline-4,6-diamineFormula: C14H10ClFN4Molecular Weight: 288,71CAS: N/A

Topiroxostat Impurity 60 | GNT-ST-02145| Gentaur Distribution US, UK & EuropeSynonyms: pyridine-2,4-dicarbohydrazideFormula: C7H9N5O2Molecular Weight: 195,18CAS: 21379-40-8

Cilnidipine Impurity 7 | GNT-ST-02144| Gentaur Distribution US, UK & EuropeSynonyms: (E)-5-((cinnamyloxy)carbonyl)-2,6-dimethyl-4-(3-nitrophenyl)-1,4-dihydropyridine-3-carboxylic acidFormula: C24H22N2O6Molecular Weight: 434,44CAS: 123853-41-8

Cilnidipine Impurity 6 | GNT-ST-02143| Gentaur Distribution US, UK & EuropeSynonyms: 3-(2-methoxyethyl) 5-(3-phenylpropyl) 2,6-dimethyl-4-(3-nitrophenyl)-1,4-dihydropyridine-3,5-dicarboxylateFormula: C27H30N2O7Molecular Weight: 494,54CAS: N/A

Riboflavin Impurity 4 | GNT-ST-02142| Gentaur Distribution US, UK & EuropeSynonyms: 2-hydroxy-4,5-dimethyl-2-(1,2,3-trihydroxypropyl)-1H-[1,4]oxazino[4,3,2-de]pyrimido[5,4-b]quinoxaline-8,10(2H,9H)-dioneFormula: C17H18N4O7Molecular Weight: 390,35CAS:...

Riboflavin Sodium Phosphate EP Impurity D | GNT-ST-02141| Gentaur Distribution US, UK & EuropeSynonyms: 7,8-dimethyl-10-((2S,3S,4R)-2,3,4,5-tetrahydroxypentyl)benzo[g]pteridine-2,4(3H,10H)-dioneFormula: C17H20N4O6Molecular Weight: 376,36CAS: 83-88-5

Ozagrel Impurity 20 | GNT-ST-02140| Gentaur Distribution US, UK & EuropeSynonyms: sodium (E)-3-(4-((3-oxido-1H-imidazol-1-yl)methyl)phenyl)acrylateFormula: C13H11N2NaO3Molecular Weight: 266,23CAS: N/A

(R,S)-N-Nitroso Anatabine | GNT-ST-02139| Gentaur Distribution US, UK & EuropeSynonyms: 1-nitroso-1,2,3,6-tetrahydro-2,3'-bipyridineFormula: C10H11N3OMolecular Weight: 189,21CAS: 887407-16-1

Paclitaxel EP Impurity R | GNT-ST-02138| Gentaur Distribution US, UK & EuropeSynonyms:...

Pomalidomide Impurity 26 | GNT-ST-02137| Gentaur Distribution US, UK & EuropeSynonyms: 4-((6-aminohexyl)amino)-2-(2,6-dioxopiperidin-3-yl)isoindoline-1,3-dioneFormula: C19H24N4O4Molecular Weight: 372,43CAS: 2093386-50-4

Protirelin EP Impurity C | GNT-ST-02136| Gentaur Distribution US, UK & EuropeSynonyms: (S)-3-(1H-imidazol-4-yl)-2-((S)-5-oxopyrrolidine-2-carboxamido)propanoic acidFormula: C11H14N4O4Molecular Weight: 266,25CAS: N/A

Protirelin EP Impurity B | GNT-ST-02135| Gentaur Distribution US, UK & EuropeSynonyms: (R)-N-((S)-1-((S)-2-carbamoylpyrrolidin-1-yl)-3-(1H-imidazol-4-yl)-1-oxopropan-2-yl)-5-oxopyrrolidine-2-carboxamideFormula: C16H22N6O4Molecular Weight: 362,38CAS:...

Protirelin EP Impurity A | GNT-ST-02134| Gentaur Distribution US, UK & EuropeSynonyms: (S)-N-((R)-1-((S)-2-carbamoylpyrrolidin-1-yl)-3-(1H-imidazol-4-yl)-1-oxopropan-2-yl)-5-oxopyrrolidine-2-carboxamideFormula: C16H22N6O4Molecular Weight: 362,38CAS:...

Propafenone Impurity 33 | GNT-ST-02133| Gentaur Distribution US, UK & EuropeSynonyms: (E)-1-(2-(oxiran-2-ylmethoxy)phenyl)-3-phenylprop-2-en-1-oneFormula: C18H16O3Molecular Weight: 280,32CAS: N/A

Propafenone Impurity 31 | GNT-ST-02132| Gentaur Distribution US, UK & EuropeSynonyms: 1-(2-((1-hydroxy-3-(propylamino)propan-2-yl)oxy)phenyl)-3-phenylpropan-1-oneFormula: C21H27NO3Molecular Weight: 341,45CAS: N/A

Aprepitant Impurity 62 | GNT-ST-02131| Gentaur Distribution US, UK & EuropeSynonyms: 3-(((2R,3S)-2-((R)-1-(3,5-bis(trifluoromethyl)phenyl)ethoxy)-3-(2-fluorophenyl)morpholino)methyl)-1H-1,2,4-triazol-5(4H)-oneFormula: C23H21F7N4O3Molecular Weight:...

Cefcapene Pivoxil Impurity 28 | GNT-ST-02130| Gentaur Distribution US, UK & EuropeSynonyms:...

Cefaclor Impurity 10 | GNT-ST-02129| Gentaur Distribution US, UK & EuropeSynonyms: (6R,7R)-7-((R)-2-amino-2-phenylacetamido)-3-(4-aminobenzyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acidFormula: C22H22N4O4SMolecular Weight: 438,5CAS:...

Cefaclor Impurity 1 | GNT-ST-02128| Gentaur Distribution US, UK & EuropeSynonyms: (6R,7R)-3-chloro-7-((methoxycarbonyl)amino)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acidFormula: C9H9ClN2O5SMolecular Weight: 292,7CAS: N/A

Flurbiprofen Impurity 68 | GNT-ST-02127| Gentaur Distribution US, UK & EuropeSynonyms: 2-isopropyl-5-methylcyclohexyl (2R)-2-(2-fluoro-[1,1'-biphenyl]-4-yl)propanoateFormula: C25H31FO2Molecular Weight: 382,52CAS: N/A

Sarpogrelate Impurity 8 | GNT-ST-02126| Gentaur Distribution US, UK & EuropeSynonyms: 1-(benzyloxy)-2-(3-methoxystyryl)benzeneFormula: C22H20O2Molecular Weight: 316,4CAS: 1072930-86-9

Tofacitinib Impurity Q | GNT-ST-02125| Gentaur Distribution US, UK & EuropeSynonyms: 3-((3S,4S)-4-methyl-3-(methyl(7H-pyrrolo[2,3-d]pyrimidin-4-yl)amino)piperidin-1-yl)-3-oxopropanenitrileFormula: C16H20N6OMolecular Weight: 312,38CAS: 1092578-47-6

Tofacitinib Impurity P | GNT-ST-02124| Gentaur Distribution US, UK & EuropeSynonyms: 3-((3S,4R)-4-methyl-3-(methyl(7H-pyrrolo[2,3-d]pyrimidin-4-yl)amino)piperidin-1-yl)-3-oxopropanenitrileFormula: C16H20N6OMolecular Weight: 312,37CAS: 1092578-48-7

Daprodustat Impurity 17 | GNT-ST-02123| Gentaur Distribution US, UK & EuropeSynonyms: N1,N3-dicyclohexyl-N1,N3-bis(cyclohexylcarbamoyl)malonamideFormula: C29H48N4O4Molecular Weight: 516,73CAS: N/A

Dihydrostreptomycin EP Impurity D | GNT-ST-02122| Gentaur Distribution US, UK & EuropeSynonyms:...

Dihydrostreptomycin EP Impurity B | GNT-ST-02121| Gentaur Distribution US, UK & EuropeSynonyms:...

Dihydrostreptomycin EP Impurity A | GNT-ST-02120| Gentaur Distribution US, UK & EuropeSynonyms: 1,1'-((1R,2s,3S,4R,5r,6S)-2,4,5,6-tetrahydroxycyclohexane-1,3-diyl)diguanidineFormula: C8H18N6O4Molecular Weight: 262,27CAS: N/A

Dihydrocapsaicin | GNT-ST-02119| Gentaur Distribution US, UK & EuropeSynonyms: 6,7-Dihydrocapsaicin; 8-Methyl-N-vanillylnonanamide; N-[(4-Hydroxy-3-methoxyphenyl)methyl]-8-methylnonenamideFormula: C18H29NO3Molecular Weight: 307,43CAS: 19408-84-5

Dapagliflozin Impurity 37 | GNT-ST-02118| Gentaur Distribution US, UK & EuropeSynonyms: (3R,4S,5S,6R)-2-(4-chloro-3-(2-ethoxybenzyl)phenyl)-6-(hydroxymethyl)tetrahydro-2H-pyran-2,3,4,5-tetraolFormula: C21H25ClO7Molecular Weight: 424,87CAS: N/A

Dapagliflozin Impurity 36 | GNT-ST-02117| Gentaur Distribution US, UK & EuropeSynonyms: (3R,4S,5S,6R)-2-(4-chloro-3-(2-ethoxybenzyl)phenyl)-6-(hydroxymethyl)-2-methoxytetrahydro-2H-pyran-3,4,5-triolFormula: C22H27ClO7Molecular Weight: 438,9CAS:...

Riboflavin Sodium Phosphate EP Impurity C(Riboflavin-4', 5'-Diphosphate) | GNT-ST-02116| Gentaur Distribution US, UK & EuropeSynonyms: (2R,3S,4S)-5-(7,8-dimethyl-2,4-dioxo-3,4-dihydrobenzo[g]pteridin-10(2H)-yl)-3,4-dihydroxypentane-1,2-diyl...

Riboflavin Sodium Phosphate EP Impurity B(Rbofliavin-3', 5'-Diphosphate) | GNT-ST-02115| Gentaur Distribution US, UK & EuropeSynonyms: Riboflavin 3'-(dihydrogen phosphate), 5'-(dihydrogen phosphate);...

Riboflavin Sodium Phosphate EP Impurity A(Riboflavin-3', 4'-Diphosphate) | GNT-ST-02114| Gentaur Distribution US, UK & EuropeSynonyms: Riboflavin 3'-(dihydrogen phosphate), 4'-(dihydrogen phosphate);...

Fluoxetine Impurity 27 | GNT-ST-02113| Gentaur Distribution US, UK & EuropeSynonyms: 3-(benzyl(methyl)amino)-1-phenylpropan-1-oneFormula: C17H19NOMolecular Weight: 253,34CAS: 21970-65-0

Alogliptin Impurity 60 | GNT-ST-02112| Gentaur Distribution US, UK & EuropeSynonyms: 2-((6-chloro-3-ethyl-2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)methyl)benzonitrileFormula: C14H12ClN3O2Molecular Weight: 289,72CAS: 1430222-06-2

Alogliptin Impurity 59 | GNT-ST-02111| Gentaur Distribution US, UK & EuropeSynonyms: (R)-N-(1-(3-(2-cyanobenzyl)-1-methyl-2,6-dioxo-1,2,3,6-tetrahydropyrimidin-4-yl)piperidin-3-yl)-N-((2-hydroxyethyl)carbamoyl)benzamideFormula: C28H30N6O5Molecular...

Alogliptin Impurity 58 | GNT-ST-02110| Gentaur Distribution US, UK & EuropeSynonyms: 2,2'-((1-methyl-2,4,6-trioxohexahydropyrimidine-5,5-diyl)bis(methylene))dibenzonitrileFormula: C21H16N4O3Molecular Weight: 372,38CAS: N/A

Oxcarbazepine EP Impurity F | GNT-ST-02109| Gentaur Distribution US, UK & EuropeSynonyms: 10-methoxy-5H-dibenzo[b,f]azepine-5-carbonyl chlorideFormula: C16H12ClNO2Molecular Weight: 285,72CAS: 28721-08-6

Oxcarbazepine EP Impurity D | GNT-ST-02108| Gentaur Distribution US, UK & EuropeSynonyms: 5H-Dibenz[b,f]azepine-10,11-dioneFormula: C14H9NO2Molecular Weight: 223,23CAS: 19579-83-0

Oxcarbazepine EP Impurity C | GNT-ST-02107| Gentaur Distribution US, UK & EuropeSynonyms: 5,11-Dihydro-10H-dibenz[b,f]azepin-10-oneFormula: C14H11NOMolecular Weight: 209,25CAS: 21737-58-6

Oxcarbazepine EP Impurity B | GNT-ST-02106| Gentaur Distribution US, UK & EuropeSynonyms: 10-methoxy-5H-dibenzo[b,f]azepine-5-carboxamideFormula: C16H14N2O2Molecular Weight: 266,29CAS: 28721-09-7

Dextropropoxyphene Hydrochloride EP Impurity C | GNT-ST-02105| Gentaur Distribution US, UK & EuropeSynonyms: (1S,2R)-1-benzyl-3-(dimethylamino)-2-methyl-1-phenylpropyl butanoate(butyroxyphene)Formula: C23H31NO2Molecular Weight: 353,5CAS: N/A

Dextropropoxyphene Hydrochloride EP Impurity B | GNT-ST-02104| Gentaur Distribution US, UK & EuropeSynonyms: (1S,2R)-1-benzyl-3-(dimethylamino)-2- methyl-1-phenylpropyl acetate (acetoxyphene)Formula: C21H27NO2Molecular Weight: 325,44CAS: N/A

Ethyl 3-Methylenehexanoate | GNT-ST-02103| Gentaur Distribution US, UK & EuropeSynonyms: ethyl 3-methylenehexanoateFormula: C9H16O2Molecular Weight: 156,23CAS: N/A

4-((4-Hydroxyphenyl)Imino)Cyclohexa-2,5-Dienone | GNT-ST-02102| Gentaur Distribution US, UK & EuropeSynonyms: 4-((4-hydroxyphenyl)imino)cyclohexa-2,5-dienoneFormula: C12H9NO2Molecular Weight: 199,21CAS: 500-85-6

Oxcarbazepine-D8 | GNT-ST-02101| Gentaur Distribution US, UK & EuropeSynonyms: 10-oxo-10,11-dihydro-5H-dibenzo[b,f]azepine-2,3,4,6,7,8,11,11-d8-5-carboxamideFormula: C15H4D8N2O2Molecular Weight: 260,32CAS: 1261396-65-9

Dextropropoxyphene Hydrochloride EP Impurity A | GNT-ST-02100| Gentaur Distribution US, UK & EuropeSynonyms: (2S,3R)-4-(dimethylamino)-1,2-diphenyl-3-methylbutan-2-ol (oxyphene)Formula: C19H25NOMolecular Weight: 283,41CAS: N/A

(R,R,S,S)-Orlistat | GNT-ST-02099| Gentaur Distribution US, UK & EuropeSynonyms: (R)-1-((2S,3S)-3-hexyl-4-oxooxetan-2-yl)tridecan-2-yl formyl-D-leucinateFormula: C29H53NO5Molecular Weight: 495,75CAS: 1225451-00-2

(R,R)-Palonosetron Hcl | GNT-ST-02098| Gentaur Distribution US, UK & EuropeSynonyms: (R)-2-((R)-quinuclidin-3-yl)-2,3,3a,4,5,6-hexahydro-1H-benzo[de]isoquinolin-1-one hydrochlorideFormula: C19H24N2O HClMolecular Weight: 296.41 36.46CAS: 135729-75-8

Aprepitant Impurity B; Retigabine Dihydrochloride Impurity B | GNT-ST-02097| Gentaur Distribution US, UK & EuropeSynonyms: (2R,3R)-2-((R)-1-(3,5-bis(trifluoromethyl)phenyl)ethoxy)-3-(4-fluorophenyl)morpholineFormula: C20H18F7NO2Molecular Weight:...

Aprepitant Impurity 96 | GNT-ST-02096| Gentaur Distribution US, UK & EuropeSynonyms: 4-benzyl-2-(1-(3,5-bis(trifluoromethyl)phenyl)ethoxy)morpholin-3-oneFormula: C21H19F6NO3Molecular Weight: 447,38CAS: N/A

Apixaban Impurity 180 | GNT-ST-02095| Gentaur Distribution US, UK & EuropeSynonyms: ethyl 1-(4-methoxyphenyl)-6-(4-(2-methyl-6-oxopiperidin-1-yl)phenyl)-7-oxo-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxylateFormula: C28H30N4O5Molecular...

Apixaban Impurity 193 | GNT-ST-02094| Gentaur Distribution US, UK & EuropeSynonyms: 1-(4-methoxyphenyl)-4-(2-morpholinoethyl)-N5-(4-(2-oxopiperidin-1-yl)phenyl)-1H-pyrazole-3,5-dicarboxamideFormula: C29H34N6O5Molecular Weight: 546,62CAS: N/A

Apixaban Impurity 192 | GNT-ST-02093| Gentaur Distribution US, UK & EuropeSynonyms: 5-morpholinopentanamideFormula: C9H18N2O2Molecular Weight: 186,25CAS: 1872894-62-6

Apixaban Impurity 191 | GNT-ST-02092| Gentaur Distribution US, UK & EuropeSynonyms: ethyl 1-(4-methoxyphenyl)-4-(2-morpholinoethyl)-5-((4-(2-oxopiperidin-1-yl)phenyl)carbamoyl)-1H-pyrazole-3-carboxylateFormula: C31H37N5O6Molecular Weight: 575,66CAS:...

Apixaban Impurity 19 | GNT-ST-02091| Gentaur Distribution US, UK & EuropeSynonyms: ethyl 6-(4-aminophenyl)-1-(4-methoxyphenyl)-7-oxo-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxylateFormula: C22H22N4O4Molecular Weight: 406,43CAS: 503615-07-4

Apixaban Impurity 190 | GNT-ST-02090| Gentaur Distribution US, UK & EuropeSynonyms: 1-(4-(2-oxopiperidin-1-yl)phenyl)-5,6-dihydropyridin-2(1H)-oneFormula: C16H18N2O2Molecular Weight: 270,33CAS: 2458125-22-7

Aprepitant Impurity 94 | GNT-ST-02089| Gentaur Distribution US, UK & EuropeSynonyms: (2R,3S)-2-((R)-1-(3,5-bis(trifluoromethyl)phenyl)ethoxy)-3-(5-bromo-2-fluorophenyl)morpholineFormula: C20H17BrF7NO2Molecular Weight: 516,25CAS: N/A

Lansoprazole | GNT-ST-02088| Gentaur Distribution US, UK & EuropeSynonyms: 2-(((3-methyl-4-(2,2,2-trifluoroethoxy)pyridin-2-yl)methyl)sulfinyl)-1H-benzo[d]imidazoleFormula: C16H14F3N3O2SMolecular Weight: 369,36CAS: 103577-45-3

Levosimendan Impurity 78 | GNT-ST-02087| Gentaur Distribution US, UK & EuropeSynonyms: N-(4-propionylphenyl)acetamideFormula: C11H13NO2Molecular Weight: 191,23CAS: 16960-49-9

Promethazine N-β-D-Glucuronide | GNT-ST-02086| Gentaur Distribution US, UK & EuropeSynonyms: (2S,3S,4S,5R,6R)-6-((1-(10H-phenothiazin-10-yl)propan-2-yl)dimethylammonio)-3,4,5-trihydroxytetrahydro-2H-pyran-2-carboxylateFormula: C23H28N2O6SMolecular...

Isoprothiolane | GNT-ST-02085| Gentaur Distribution US, UK & EuropeSynonyms: Diisopropyl 1,3-Dithiolan-2-ylidenemalonate; Fuji-one; PT (pesticide); NKK 100; NNF 109Formula: C12H18O4S2Molecular Weight: 290,4CAS: 50512-35-1

Ipragliflozin Impurity 7 | GNT-ST-02084| Gentaur Distribution US, UK & EuropeSynonyms: (2S,3R,4R,5R)-1-(3-(benzo[b]thiophen-2-ylmethyl)-4-fluorophenyl)hexane-1,2,3,4,5,6-hexaolFormula: C21H23FO6SMolecular Weight: 422,47CAS: N/A

Lapatinib Impurity 9 | GNT-ST-02083| Gentaur Distribution US, UK & EuropeSynonyms: 6-(5-(aminomethyl)furan-2-yl)-N-(3-chloro-4-((3-fluorobenzyl)oxy)phenyl)quinazolin-4-amineFormula: C26H20ClFN4O2Molecular Weight: 474,91CAS: 697299-82-4

Dextropropoxyphene Hydrochloride | GNT-ST-02082| Gentaur Distribution US, UK & EuropeSynonyms: (1S,2R)-1-Benzyl-3-(dimethylamino)-2-methyl-1-phenylpropyl propanoate hydrochlorideFormula: C22H30ClNO2Molecular Weight: 375,93CAS: 1639-60-7

Isocorydine Hcl | GNT-ST-02081| Gentaur Distribution US, UK & EuropeSynonyms: (S)-1,2,10-trimethoxy-6-methyl-5,6,6a,7-tetrahydro-4H-dibenzo[de,g]quinolin-11-ol hydrochlorideFormula: C20H23NO4 HClMolecular Weight: 341.41 36.46CAS: 13552-72-2

Isoprenaline Hydrochloride Impurity 2 | GNT-ST-02080| Gentaur Distribution US, UK & EuropeSynonyms: 2-(2-((2-(3,4-dihydroxyphenyl)-2-hydroxyethyl)(isopropyl)amino)-2-oxoethyl)-2-hydroxysuccinic acidFormula: C17H23NO9Molecular Weight: 385,37CAS: N/A

Isoprenaline Hydrochloride EP Impurity A | GNT-ST-02079| Gentaur Distribution US, UK & EuropeSynonyms: 1-(3,4-dihydroxyphenyl)-2-(isopropylamino)ethanoneFormula: C11H15NO3Molecular Weight: 209,24CAS: 121-28-8

Ritonavir Impurity 39 | GNT-ST-02078| Gentaur Distribution US, UK & EuropeSynonyms: tert-butyl ((2S,4S,5S)-5-amino-4-hydroxy-1,6-diphenylhexan-2-yl)carbamateFormula: C23H32N2O3Molecular Weight: 384,52CAS: 144163-85-9

Ritonavir Impurity 38 | GNT-ST-02077| Gentaur Distribution US, UK & EuropeSynonyms: (2S,3R,5S)-2-amino-5-(ethylamino)-1,6-diphenylhexan-3-olFormula: C20H28N2OMolecular Weight: 312,46CAS: N/A

Isoproterenol Hydrochloride | GNT-ST-02076| Gentaur Distribution US, UK & EuropeSynonyms: 4-(1-hydroxy-2-(isopropylamino)ethyl)benzene-1,2-diol hydrochlorideFormula: C11H17NO3 HClMolecular Weight: 211.26 36.46CAS: 51-30-9

Promethazine Hcl | GNT-ST-02075| Gentaur Distribution US, UK & EuropeSynonyms: (2RS)-N,N-Dimethyl-1-(10H-phenothiazin-10-yl)propan-2-amine hydrochlorideFormula: C17H21ClN2SMolecular Weight: 320,88CAS: 58-33-3

Atogepant Impurity 37 | GNT-ST-02074| Gentaur Distribution US, UK & EuropeSynonyms: 1-(tert-butyl)-1,3-dihydro-2H-pyrrolo[2,3-b]pyridin-2-oneFormula: C11H14N2OMolecular Weight: 190,25CAS: 1455358-06-1

Glycopyrrolate-D5 Bromide | GNT-ST-02073| Gentaur Distribution US, UK & EuropeSynonyms: 3-(2-cyclopentyl-2-hydroxy-2-(phenyl-d5)acetoxy)-1,1-dimethylpyrrolidin-1-ium bromideFormula: C19H23D5NO3 BrMolecular Weight: 323.47 79.90CAS: N/A

Paclitaxel EP Impurity M | GNT-ST-02072| Gentaur Distribution US, UK & EuropeSynonyms:...

Ethambutol Dihydrochloride | GNT-ST-02071| Gentaur Distribution US, UK & EuropeSynonyms: (2S,2'S)-2,2'-(ethane-1,2-diylbis(azanediyl))bis(butan-1-ol) dihydrochlorideFormula: C10H26Cl2N2O2Molecular Weight: 277,23CAS: 1070-11-7

Acetylcysteine Impurity 18 | GNT-ST-02070| Gentaur Distribution US, UK & EuropeSynonyms: 2-amino-3-((carboxymethyl)sulfonyl)propanoic acidFormula: C5H9NO6SMolecular Weight: 211,19CAS: 20960-91-2

Acetylcysteine Impurity 17 | GNT-ST-02069| Gentaur Distribution US, UK & EuropeSynonyms: 3-(acetylthio)-2-aminopropanoic acidFormula: C5H9NO3SMolecular Weight: 163,19CAS: 60333-15-5

Acetylcysteine Impurity 16 | GNT-ST-02068| Gentaur Distribution US, UK & EuropeSynonyms: (R)-2-acetamido-3-(ethoxysulfonyl)propanoic acidFormula: C7H13NO6SMolecular Weight: 239,25CAS: N/A