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VAQORACHEMICALS

CAS number index

Every CAS Registry Number in our catalogue, sorted numerically. Paste a CAS No. into the search bar to jump straight to the product.

CAS No.SubstanceGrades
2613141-84-5Lenvatinib Impurity 51
2615274-45-6N-Nitroso Adenine1
2620835-29-0Chlorofurantoin1
2624055-86-1Tetrabenazine Analog Impurity1
2624100-96-3Salbutamol EP Impurity D Hemisulfate1
2624141-94-0Palbociclib Impurity C1
2626928-14-9N-Desmethyl Rosuvastatin Disodium Impurity1
2626934-45-85-Chloro-N-(4-(4-chlorothiophen-2-yl)-5-(4-cyclohexylpiperazin-1-yl)thiazol-2-yl)-6-(dimethylamino)nicotinamide1
2628280-40-8Nirmatrelvir1
2628280-48-6(S)-2-Amino-3-((S)-2-oxopyrrolidin-3-yl)propanamide Hydrochloride1
2630911-86-1Ceftazidime 7-Epimer1
2635383-46-7Ethyl 5-(1,2,3-trithian-4-yl)pentanoate1
2636673-48-6Prucalopride 3-Hydroxy Impurity1
2639148-36-8Canagliflozin Sulfone1
2639148-37-9Canagliflozin Impurity 51
2639422-25-41'-Nitroso-1,4'-bipiperidine1
2639426-95-0N-Nitroso Brexpiprazole piperazine intermediate1
2639753-08-32-(4-Chlorophenyl)-2-(pyridin-2-yl)acetonitrile Hydrochloride1
2639903-34-52-Bromo-3-[2-chloro-4-(cyclopentylamino)-5-pyrimidinyl]-2-butenoic Acid1
2639977-02-72-(3-Chloro-4-((5-isopropyl-6-oxo-1,6-dihydropyridazin-3-yl)oxy)phenyl)-3,5-dioxo-2,3,4,5-tetrahydro-1,2,4-triazine-6-carbonitrile1
2640125-03-5Dapagliflozin Impurity 1121
2640280-82-4Methyl 4-(3-carbamoyl-5-ethoxy-2,8-dimethyl-1,4-dihydro-1,6-naphthyridin-4-yl)-3-methoxybenzimidate1
2640280-83-5Ethyl 4-(3-carbamoyl-5-ethoxy-2,8-dimethyl-1,4-dihydro-1,6-naphthyridin-4-yl)-3-methoxybenzimidate1
2640280-84-6Finerenone Impurity 101
2640280-85-7Finerenone Impurity 91
2640280-86-8Finerenone Impurity 121
2640280-87-9Finerenone Impurity 111
2640342-78-3Tofacitinib Related Compound 23 DiHCl1
2640389-66-65-Pivaloyl Racepinephrine1
2640506-74-5(S)-4-(4-Cyano-2-methoxyphenyl)-5-ethoxy-2,8-dimethyl-1,4-dihydro-1,6-naphthyridine-3-carboxylic Acid1
2640574-73-62-Cyanoethyl (S)-4-(4-cyano-2-methoxyphenyl)-5-ethoxy-2,8-dimethyl-1,4-dihydro-1,6-naphthyridine-3-carboxylate1
2640599-62-6Finerenone Impurity 891
2640676-97-5Proxymetacaine-3-formamido impurity1
2641256-93-91-[[4-[[(2-Hydroxyethyl)methylamino]carbonyl]phenyl]methyl]-4-piperidinecarboxamide1
2641500-53-8Acalabrutinib Maleate Monohydrate1
2641608-74-2Momelotinib Impurity 31
2641788-18-1(S)-2-((S)-2-(2-(Benzofuran-6-carbonyl)5,7-dichloro-1,2,3,4-tetrahydroisoquinoline-6-carboxamido)-3-(3-(methylsulfonyl)phenyl)propanamido)-3-(3(methylsulfonyl)phenyl)propanoicacid1
2641914-61-4Adagrasib-d51
2642167-21-1Pyroxasulfone dimer1
2642430-28-0Oxcarbazepine EP Impurity L1
2642430-30-4N-Carbamoyl Oxcarbazepine1
2642430-32-6Oxcarbazepine EP Impurity M1
2642577-27-14-(4-Fluoro-2-methylphenyl)-5-nitropyridin-2(1H)-one1
2642577-29-32-Chloro-4-(4-fluoro-2-methylphenyl)-5-nitropyridine1
2643982-77-6Benfotiamine Amide Impurity1
2646687-95-62-Bromo-5-butoxy-5-oxopentanoic acid1
2648415-15-8Canagliflozin 2-Glucuronide1
2648486-37-5Descarbamoyl Degarelix Impurity1
2648486-38-6N-Carbamoyl Degarelix1
2648495-00-3Methyl 4-ethyl-3,5-dimethoxybenzoate1
2648862-09-1Diclofenac Levomenthol ester1
2648910-20-5Desloratadine 8-Bromo-11-Hydroxy-N-Methyl Impurity1
2649320-48-73-(2-Chloroethyl)-2-((2-chloropropyl)amino)-1,3,2-oxazaphosphinane 2-oxide1
2649467-31-0Suzetrigine 3-Desfluoro Impurity1
2649467-57-0(2S,3R,4R,5S) Suzetrigine Diastereomer1
2649467-58-1Suzetrigine1
2649467-62-7Suzetrigine-d31
2649467-63-8(2S,3S,4S,5R) Suzetrigine Diastereomer1
2649467-64-9(2R,3R,4S,5R) Suzetrigine Diastereomer1
2649467-65-0Suzetrigine Enantiomer Impurity1
2649467-91-24-2R,3S,4S,5R)-3-(3,4-Difluoro- 2-hydroxyphenyl)tetrahydro- 4,5-dimethyl-5-(trifluoromethyl)- 2-furanyl]carbonyl]amino]-2- Pyridinecarboxamide1
2649470-87-9(2R,3S,4S,5R)-3-(3,4-Difluoro-2-methoxyphenyl)-4,5-dimethyl-5-(trifluoromethyl)tetrahydrofuran-2-carboxylic Acid1
2649472-20-6(2R,3R,4R,5S) Suzetrigine Diastereomer1
2649472-24-0(2R,3R,4R,5R) Suzetrigine Diastereomer1
2649472-25-1(2S,3R,4S,5S) Suzetrigine Diastereomer1
2649472-29-5(2S,3R,4S,5R) Suzetrigine Diastereomer1
2649492-48-610-Hydroxy Pemigatinib Impurity1
2649505-14-4Piperacillin EP Impurity B (Mixture of Diastereomers)1
2649505-15-5Piperacillin EP Impurity C1
2649799-31-34-((6BR,10aS)-3-methyl-2,3,6b,9,10,10a-hexahydro-1H-pyrido[3',4':4,5]pyrrolo[1,2,3-de]quinoxalin-8(7H)-yl)-1-(4-((6bR,10aS)-3-methyl-2,3,6b,9,10,10a-hexahydro-1H-pyrido[3',4':4,5]pyrrolo[1,2,3-de]quinoxalin-8(7H)-yl)phenyl)butan-1-one1
2649802-40-2Apalutamide Dithio Impurity1
2649854-87-3Binimetinib Des Bromo Acid Impurity1
2649854-88-4Binimetinib Des Bromo Vinyloxy Impurity1
2650136-83-5(S)-Fezolinetant1
2650309-60-56-(Trifluoromethyl)-3,4-dihydro-1H-xanthene-1,9(2H)-dione1
2650481-44-8Imeglimin Monohydrochloride1
2651309-06-51-(2,2-Dimethoxyethyl)-3-methoxy-4-oxo-1,4-dihydropyridine-2,5-dicarboxylic Acid1
2652583-35-0Flibanserin N-Oxide1
2654771-38-5N,N'-(Ethane-1,2-diyl)bis(N-(2-aminoethyl)benzamide)1
2657645-00-4N-Nitroso Safinamide1
2657659-60-24-Methyl Tapinarof Impurity1
2657689-28-4Tolvaptan N-Alkyl dimer1
2657703-87-01-(3-(2-Bromo-4-fluoro-5-(3-phenylureido)phenyl)-1-ethyl-2-oxo-1,2-dihydro-1,6-naphthyridin-7-yl)-1-methyl-3-phenylurea1
2657709-92-5Isavuconazonium Trifluoroacetate Salt1
2659259-64-8Solifenacin EP Impurity A Nitroso Impurity1
2659259-65-9Fluoxetine Nitroso EP Impurity A1
2659259-66-0N-Nitroso Nortropine1
2663706-07-6Rac Brivaracetam Carboxylic acid1
2666934-58-1Carbazochrome Sodium Sulfonate Trihydrate1
2668266-50-8Prazosin oxalate EP Impurity D1
2673269-87-7Ceftiofur D31
2673270-26-1Montelukast-d6 Sodium1
2673270-36-3Amoxicillin-d41
2677047-63-9Isopropylidene Vilanterol1
2679858-41-2Fmoc-L-His(2-Oxo)-OH1
2680527-91-5N-Nitroso Duloxetine1
2680528-95-2N-Nitroso Tolterodine EP Impurity E1
2680539-26-6Ethyl Ethylene diamine nitroso Impurity (Mixture of Rotamers)1
2680662-11-5N-Nitroso Venlafaxine EP Impurity D1
2681355-40-64-(2-(6-(4-Carboxypiperidin-1-yl)-5-chloronicotinamido)-4-(4-chlorothiophen-2-yl)thiazol-5-yl)-1-cyclohexylpiperazine 1-oxide1
2681381-03-11-(4-(1-(2,6-Difluorobenzyl)-3-(6-methoxypyridazin-3-yl)-5-methyl-2,4-dioxo-1,2,3,4-tetrahydrothieno[2,3-d]pyrimidin-6-yl)phenyl)-3-methoxyurea1
2682015-83-2Montelukast Keto Carbinol Impurity1
2682217-22-5Cefixime Sulfone Impurity1
2684301-49-1Netarsudil Amino Acid Impurity1
2684302-83-6N4-Hydroxycytidine Hydrate Salt1
2687976-22-1Tezacaftor Acetone Adduct1
2691147-78-9Salbutamol Impurity 201
2691818-05-82-Fluoro-5-formyl-1,3-benzenedicarbonitrile1
2692622-82-3Ethyl1
2697127-16-33-Deoxy-3-Acetyl Abiraterone-3-Ene1
2698340-93-9(1-6)-Icatibant1
2699147-42-5Bilastine Butyl Ester Impurity1
2699828-16-3Indacaterol-d31
2700324-50-9Bupropion Impurity 191
2701782-36-5Acebutolol-d71
2702358-41-43-Amino-13b-hydroxy-9,13b-dihydro-1H-dibenzo[c,f]imidazo[1,5-a]azepin-1-one1
2702366-48-94-Hydroxy-6-methylbenzene-1,3-disulfonic Acid Diammonia Salt1
2702511-37-1Cetirizine EP Impurity C Dihydrochloride1
2703484-89-1(S)-Ruxolitinib Phosphate1
2703724-30-3Edoxaban Impurity 3 Oxalate1
2703749-87-3N-Nitroso Naphazoline1
2704316-81-2Abemaciclib Metabolite M181
2704587-20-0Deucravacitinib D31
2705426-23-74-Hydroxy Duloxetine Acetate1
2705511-09-5Cinacalcet Impurity E HCl salt1
2705552-48-1Cetirizine Glycol Ester1
2706536-33-4Atomoxetine EP Impurity G1
2708280-93-5N-Nitroso-Furosemide1
2708282-44-2Di-iso-propyl Phthalate-3,4,5,6-D41
2708578-34-9Buspirone EP Impurity H1
2708578-72-52-Acetoxybenzoic 2-hydroxybenzoic anhydride1
2710626-41-6(R)-2-(4-Hydroxybutan-2-yl)-9-methoxy-1,8-dioxo-1,8-dihydro-2H-pyrido[1,2-a]pyrazine-7-carboxylic Acid1
2712126-51-5Cystamine-d8 2HCl1
2712126-59-3Trametinib-13C-d31
2712290-12-34-(4-Amino-3-chlorophenoxy)-7-methoxyquinoline-6-carboxylic Acid1
2712530-40-8Lenvatinib Impurity 11 (Dimer Impurity)1
2712640-58-7Deferasirox Amide Impurity1
2714409-22-8rac-Cobimetinib-d91
2714435-89-7Tranexamic Acid-d21
2714473-98-8Arimoclomol-d10 Maleic Acid1
2714485-34-2rac-Phenylephrine-d3 Hydrochloride1
2714744-89-3Nadolol EP Impurity B1
2714760-45-7Tocopheryl Acetate EP Impurity A1
2714805-53-3Phenoxymethylpenicillin EP Impurity F1
2714814-62-5Dapagliflozin Dimer-11
2714884-77-0Oseltamivir Impurity 471
2714893-32-8Amorolfine EP impurity J1
2715109-35-4(3AR,4R,6S,6aS)-6-amino-2,2-dimethyltetrahydro-4H-cyclopenta[d][1,3]dioxol-4-ol1
2715120-86-68-((3R,4S)-4-Ethyl-1-((2,2,2-trifluoroethyl)carbamoyl)pyrrolidin-3-yl)-N-(2,2,2-trifluoroethyl)-3H-imidazo[1,2-a]pyrrolo[2,3-e]pyrazine-3-carboxamide1
2715981-74-9Alpelisib metabolite M41
2716047-66-27-Ethyl tryptophol Etodolac ester impurity1
2716884-59-0Alogliptin Impurity 431
2716897-36-6Tofacitinib Butyl Impurity1
2717115-85-84-Hydroxy Nebivolol Hydrochoride1
2717331-30-9Mepivacaine EP Impurity E1
2717380-87-3Lenalidomide N-Hydroxy Impurity1
2719706-26-8N-Benzyl-2-(5-(4-hydroxyphenyl)pyridin-2-yl)acetamide1
2721223-27-2Trelagliptin Succinate (S-Isomer)1
2724503-28-8Glimepiride EP Impurity H1
2724509-52-62-Hydroxy-5-(1-hydroxyethyl)benzamide1
2724510-66-9Nicardipine N-Oxide1
2724510-72-7(2RS)-2-[(4-chlorobenzyl)oxy]-2-(2,4-dichlorophenyl)ethanamine nitrate1
2724511-24-2Oxybutynin Hydrochloride EP Impurity C (HCl Salt)1
2724543-66-02,3-Dimethyl-4,6-dinitro-N-(pentan-3-yl)aniline1
2724549-66-8Ranolazine N-3-(2-Methoxyphenoxy)-2-hydroxypropane1
2724654-42-4Ticagrelor Impurity 1411
2724689-38-5Sotalol EP Impurity D1
2724689-39-6Sotalol EP Impurity D HCl1
2724689-48-7Pheniramine EP Impurity D1
2724689-57-8Bromhexine N-Oxide1
2724689-76-1MexiletineHydrochloride EP Impurity D1
2724689-95-4Miconazole EP Impurity C (Nitrate Salt)1
2724726-61-6Betaxolol EP Impurity E HCl salt1
2724726-67-2Buspirone EP Impurity D1
2724726-76-3Nicardipine EP Impurity A dihydrochloride1
2724726-85-4Clomipramine Hydrochloride EP Impurity C1
2724727-12-0rac-Tamsulosin EP Impurity H hydrochloride1
2724727-15-3Tamsulosin EP Impurity C Hydrochloride1
2724727-26-64-Deschloro-2-chloro Sibutramine Hydrochloride1
2724727-52-8Phentolamine EP Impurity A1
2724728-98-5Glimepiride 2-Oxo-Acetic acid1
2724762-69-8Pridinol N-Oxide1
2724765-15-3Iohexol EP Impurity C1
2724801-62-9Closantel EP Impurity G1
2724840-11-1Ropinirole N,N-Methylene Dimer1
2724982-86-7Varenicline Tartrate Impurity C1
2725354-99-2Buspirone EP Impurity I1
2725395-34-4Fluphenazine EP Impurity F1
2725395-82-2Ranolazine 4-N-Oxide1
2725437-59-03-Benzyl-5-(trifluoromethyl)-3,4-dihydro-2H-benzo[e][1,2,4]thiadiazine-7-sulfonamide 1,1-dioxide1
2725536-51-43-Bromo-vortioxetine Hydrobromide1
2725726-61-2Alpha-Muricholic acid-[d5]1
2725726-62-3β-Muricholic Acid-[d5]1
2725999-26-6Iohexol EP Impurity O1
2725999-29-9Dexrazoxane bis-N-Oxide1
2726264-10-2Dibaclofen Urea1
2726380-15-8Dehydro Carisoprodol1
2726492-68-6Labetalol HCl EP Impurity A in salt form1
2726492-72-2Buspirone EP Impurity J1
2726492-73-3Buspirone EP Impurity J (Oxalate)1
2726572-58-1N5-Boc-(S,S) Lisdexamfetamine Impurity1
2726830-13-1Ethyl Pyridine Sulfonate1
2726876-85-1Fosfomycin EP Impurity A Trometamol salt1
2726926-28-74-(((5-Hydroxy-4-(hydroxymethyl)-6-methylpyridin-3-yl)methoxy)methyl)-5-(hydroxymethyl)-2-methylpyridin-3-ol1
2726926-32-32-Ethoxy-N-(2-hydroxybenzoyl)benzamide1
2727060-83-3Tamsulosin EP Impurity A Hydrochloride1
2727061-52-9Iohexol EP Impurity E1
2727065-34-9Celiprolol Hydrochloride EP Impurity D1
2727065-71-4Doxazosin EP Impurity F Mesylate Salt1
2727065-87-2Pravastatin Ethyl Ester1
2727369-47-1Ciprofloxacin EP Impurity B Hydrochloride1
2727370-25-2Atomoxetine EP Impurity F1
2729981-89-7Nilotinib Impurity 611
2730133-58-9(4S,12AS)-7-Methoxy-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-carboxylic Acid1
2730135-08-5Lansoprazole Impurity 33 Chloride1
2730989-02-1Iohexol EP Impurity N1
2731008-04-92-(1-Nitrosopiperidin-4-yl)-1H-benzo[d]imidazole1
2731010-51-6N,N,N'-Trimethyl-N'-nitrosopropane-1,3-diamine1
2731022-13-0((((3R,6S)-6-Carbamoylpiperidin-3-yl)amino)oxy)sulfonic acid, sodium salt1
2731038-10-9Closantel EP Impurity J1
2731041-97-5Ranolazine N-Oxide1
2731065-51-1Glimepiride 2-Oxo-methoxy carbonyl Impurity1
2731089-65-73,3'-(Propane-1,3-diyl)bis(7,8-dimethoxy-4,5-dihydro-1H-benzo[d]azepin-2(3H)-one)1
2731375-50-9Propyphenazone EP Impurity C1
2731375-61-2N-Desmethyl Doxylamine Hydrogen succinate1
2731414-34-7Trimeprazine Sulphoxide Hydrochloride1
2731552-39-7Plerixafor Impurity 91
2731552-40-0Plerixafor Impurity 9 (Hydrochloride)1
2731586-58-4Nepafenac Impurity C1
2731586-74-4Glimepiride EP Impurity F1
2731671-45-53-(1-Methoxyethyl)benzophenone1
2731709-33-2Dimenhydrinate EP Impurity D (DiHCl)1
2731709-58-1Oxomemazine N-Oxide1
2731777-20-9Ranolazine Ether Dimer1
2731858-23-2Labetalol Acetonide1
2731926-17-1alpha-Diethylethanolamine Dicyclohexylketone1
2731934-64-6Dolutegravir Impurity 341
2731964-60-4Epinephrine 6-benzenesulfonic acid1
2731968-49-1Iohexol EP Impurity D1
2731997-93-4Ketoprofen 2-Ethylhexyl Ester1
2731998-00-6Celiprolol Hydrochloride EP Impurity E1
2731998-18-6Azelastine EP Impurity B (DiHydrochloride)1
2732209-42-4Hydroxychloroquine Dimer1
2732209-64-0Iohexol EP Impurity B1
2732277-01-7Ethyl Ester of Cetirizine Dihydrochloride1
2732310-58-4Deferasirox Impurity 231
2732310-93-7Enrofloxacin EP Impurity C Hydrochloride1
2732346-94-8Bezafibrate EP Impurity E1
2732347-30-5Alverine EP Impurity D1
2732347-83-8Alfuzosin EP Impurity D (Dihydrochloride Salt)1