Worldwide shipping · 120+ destinationsCOA & GHS SDS with every lotMon–Sat, 09:30–18:30 IST
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
2802470-19-32,2,14,14-Tetramethyl-8-oxopentadecanedioic acid Piperazine salt1
2802917-42-43-(tert-Butoxy)-5,5-dimethyl-4-(4-(methylsulfonyl)phenyl)furan-2(5H)-one1
2803370-12-7Linagliptin EP Impurity E1
2803372-49-6Edoxaban Pyridine N-Oxide1
2803419-53-4Edoxaban TPC Dimer Impurity IH1
2803420-45-1Carfilzomib Impurity 11(RRSRS)1
2803461-05-21 Isopropyl 3 4 phenoxyphenyl 1h pyrazolo 3 4 d pyrimidin 4 amine1
2803476-80-2Edoxaban Impurity 311
2803477-33-8Edoxaban Impurity 301
2803478-47-7Ruxolitinib Hemifumarate1
2803552-55-64-(4-Hydroxy-3-(hydroxymethyl)phenoxy)benzonitrile1
2803857-42-1cis-Monoacrylate Atracurium Besylate1
2803960-63-4Varenicline Nitroso Impurity 51
2803960-64-5Varenicline Nitroso Impurity 6A1
2804644-96-8Ritonavir EP Impurity P1
2805078-75-3Sitagliptin FP Impurity B1
2806031-79-6(R)-(1-(2,5-Dichlorobenzamido)-3-methylbutyl)boronic Acid1
2806120-13-6Sacubitril N-Acetyl Impurity1
2806206-41-5Acamprosate EP Impurity B1
2806364-75-8Oxaprozin Bisoxazole Analog1
2807304-46-52-(1-(2-Ethoxyethyl)piperidin-4-yl)-1H-benzo[d]imidazole1
2809182-22-5Rivaroxaban Dioxazolidine impurity1
2809392-10-53-Carbamoyl-5-fluoro-2-hydroxypyrazine 1-oxide1
2809397-49-5N-Alkyl Lercanidipine1
2809442-03-12-Cyano-2-hydroxy-N-(4-(trifluoromethyl)phenyl)acetamide1
2809442-05-33-Carbamoyl-5-fluoro-2-hydroxypyrazine 1,4-dioxide1
2810004-05-6Tedizolid Dimethoxy Impurity1
2810090-73-24-(3-(1-(4-Cyano-3-(trifluoromethyl)phenyl)-3-methyl-4-oxo-2-thioxo-1,2,3,4-tetrahydroquinazolin-7-yl)-4,4-dimethyl-5-oxo-2-thioxoimidazolidin-1-yl)-2-(trifluoromethyl)benzonitrile1
2810251-24-0(2-Chloroethyl){2-[(3-hydroxypropyl)amino]ethyl}phosphoramidic acid1
2810296-55-82-Methyl-1-(4-(methylsulfonyl)phenyl)-1-oxopropan-2-yl 2-(tert-butoxy)acetate1
2814571-30-51-(4-(1-(2,6-Difluorobenzyl)-5-((dimethylamino)methyl)-3-(6-methoxypyridazin-3-yl)-2,4-dioxo-1,2,3,4-tetrahydrothieno[2,3-d]pyrimidin-6-yl)phenyl)urea1
2814571-32-7Relugolix Impurity 611
2814571-33-82-((2,6-Difluorobenzyl)amino)-4-((dimethylamino)methyl)-N-(6-methoxypyridazin-3-yl)-5-(4-(3-methoxyureido)phenyl)thiophene-3-carboxamide1
2814571-34-91-(1-(2,6-Difluorobenzyl)-3-(6-methoxypyridazin-3-yl)-6-(4-(3-methoxyureido)phenyl)-2,4-dioxo-1,2,3,4-tetrahydrothieno[2,3-d]pyrimidin-5-yl)-N,N-dimethylmethanamine oxide1
2814571-36-1Relugolix Urea Dimer Impurity1
2815103-60-5Ethyl 4-chloro-2-ethyl-3-oxobutanoate1
2815508-81-5Proparacaine Impurity 21
2816305-40-3Apixaban Impurity 841
2816369-80-7N-Desmethyl -N-Nitroso Imatinib1
2817316-41-7Trientine Nitroso Impurity 11
2817522-38-4Orbifloxacin EP Impurity E1
2817604-76-3((1R,2R)-2-(hydroxymethyl)cyclohexyl)methyl methanesulfonate1
2817648-27-2Selpercatinib Amide Impurity1
2818923-97-4Apixaban Impurity 921
2818982-86-21-(2-Ethoxyethyl)-2-(1-(2-ethoxyethyl)piperidin-4-yl)-1H-benzo[d]imidazole1
2819018-79-4N,N Bis(3-fluoro-4-(4-morpholinyl phenyl)urea1
2819242-71-01-Nitroso-3-piperidinamine1
2819805-13-3Esomeprazole Impurity 31
2819995-58-7Empagliflozin Silyl Impurity1
2820151-35-51,5-Diethyl N-[3-(methylamino)benzoyl]-L-glutamate1
2820170-73-621-Dehydro Desonide Hydrate1
2820170-74-7N-Nitroso Labetalol1
2820170-76-9N-Nitroso-Bisoprolol1
2820170-85-0Mesna Related Compound A (2-(Acetylthio)ethane-1-sulfonic acid, potassium salt, crystal adduct with potassium chloride) (1392818)1
2820170-87-2Diethylaminocarboxymethyl POC Tenofovir Fumarate1
2820941-84-02-((5-Oxothiomorpholine-3-carbonyl)oxy)acetic Acid1
2824175-08-6Pirtobrutinib-d31
2825577-69-1Dapoxetine N-Oxide Hydrochloride1
2826147-23-1N-Nitroso-3-Hydroxy Pyrrolidone1
2826217-70-1Baloxavir (R, R) Diastereomer Impurity1
2826316-00-9Argatroban Ethyl Sulfonate Impurity1
2826361-99-1(R)-2-((2-aminophenethyl)amino)-1-phenylethan-1-ol1
2827733-27-55-(3-Fluorophenyl)-1H-pyrrole-3-carboxaldehyde1
2827733-28-65-(4-Fluorophenyl)-1H-pyrrole-3-carbaldehyde1
2827733-29-75-(2,4-Difluorophenyl)-1H-pyrrole-3-carbaldehyde1
2828260-22-42-(4-(Diethylamino)benzoyl)benzene-1,4-disulfonic Acid1
2829929-67-9(R)-4-([1,1'-Biphenyl]-4-ylmethyl)oxazolidin-2-one1
2831004-03-45-Chloro-N,3-dimethyl-2-(methylsulfonamido)benzamide1
2831955-36-1Desethylene Vortioxetine1
2831975-17-6Dabigatran Impurity 941
2832128-82-0(7,8,9,10-Tetrahydro-6H-6,10-methanoazepino[4,5-g]quinoxalin-2-yl)methanol1
2832439-31-1Cabozantinib Oxalamide Dimer Impurity1
2832741-84-92-Aminophthalazin-1(2H)-one1
2832789-51-0N-Nitroso-5-Hydroxy Pyrrolidone1
2832847-11-5Biperiden Ketone Impurity1
2835304-63-5N-Carbamoyl Amoxapine1
2837962-58-8Amorolfine EP Impurity L1
2839104-94-64,7-Dimethoxy-6-quinolinecarboxamide1
2840171-34-63-Bromo-1-(3-chloropyridin-2-yl)-N-(3,4-dichloro-2-methyl-6-(methylcarbamoyl)phenyl)-1H-pyrazole-5-carboxamide1
2840522-81-6Cabozantinib urea dimer1
2841570-91-88A-Oxo-eprinomectin1
2842007-45-6(Carbamoylcarbamoyl)-L-glutamic Acid1
2844350-51-0(4-(4-Cyanophenoxy)-2-(hydroxymethyl)phenyl)boronic acid1
2847776-03-6Naftifine N-Oxide1
2847776-06-91,1-(Naphthalene-1,5-diyl)bis(N-methylmethanamine)1
2847776-12-7Sumatriptan EP Impurity C succinate1
2850262-31-4Benazepril Methyl Ester1
2850389-35-2Osimertinib N-Methylacrylamide Impurity1
2851526-49-1Binimetinib Impurity 211
2851526-50-4Binimetinib Des Ethanediol1
2851532-34-6N-Nitroso Valsartan Methyl Ester1
2857969-41-4(S)-1-(2-Chlorophenyl)-2-(2H-tetrazol-2-yl)ethan-1-ol1
2858589-70-3Fruquintinib 2-Formyl-benzofuran Impurity1
2858589-78-1Fulvestrant EP Impurity F1
2860553-70-24-(1-Nitrosohydrazinyl)benzenesulfonamide1
2861202-76-6Nirmatrelvir D91
2864441-55-2(R)-Letermovir Ethyl Ester1
2864810-38-6Empagliflozin Dimer Impurity1
2865161-69-7(R)-2-((4-Aminophenethyl)(methyl)amino)-1-phenylethan-1-ol1
2865161-71-1(R)-2-(2-Aminothiazol-4-yl)-N-(4-(2-(hydroxy(2-hydroxy-2-phenylethyl)amino)ethyl)phenyl)acetamide1
2865161-72-2Mirabegron N-formyl Impurity1
2868258-96-0Benzyl1
2869115-40-0Benzyl1
2869169-64-0Nirogacestat Impurity 81
2869169-68-4(S)-2-(((S)-6-Chloro-8-fluoro-1,2,3,4-tetrahydronaphthalen-2-yl)amino)pentanoic Acid1
2869169-70-8Nirogacestat Impurity 121
2869169-76-4Nirogacestat Impurity 11
2871755-26-7Canagliflozin Keto Impurity1
2871755-27-8Canagliflozin Impurity 381
2872582-94-8Ritonavir Enantiomer1
2872586-94-0Isopropyl1
2872629-73-52,5-Dichloro-N-(2-(isopentylamino)-2-oxoethyl)benzamide1
2875067-17-5Suzetrigine Cyano Impurity1
2879214-09-0Suzetrigine 4-Desfluoro Impurity1
2879218-02-5Methyl 4-((2R,3S,4S,5R)-3-(3,4-difluoro-2-methoxyphenyl)-4,5-dimethyl-5-(trifluoromethyl)tetrahydrofuran-2-carboxamido)picolinate1
2879641-46-8Nirmatrelvir Methyl Ester1
2880337-24-4Ticagrelor (1S,2S,3S,5R) Isomer1
2881009-38-5Mirabegron Impurity 831
2882917-41-9Mirabegron Impurity E1
2882917-45-3Mirabegron Impurity 11
2882917-53-3Mirabegron Impurity 67 Hydrochloride1
2882929-91-9Alogliptin N-Acetylated Metabolite1
2883118-63-43-(1,3-Dicyclohexylureido)-3-oxopropanoic Acid1
2883156-66-7Finerenone Isomer Impurity1
2883234-39-5Cabotegravir Hydroxy Impurity1
2883234-41-9Cabotegravir Des-fluoro Impurity1
2883234-42-0(3S,11AR)-N-(2-Fluorobenzyl)-6-hydroxy-3-methyl-5,7-dioxo-2,3,5,7,11,11a-hexahydrooxazolo[3,2-a]pyrido[1,2-d]pyrazine-8-carboxamide1
2883585-26-8Avatrombopag Bromo acid Impurity1
2883654-28-0(1R,2S,5S)-3-((S)-2-Amino-3,3-dimethylbutanoyl)-N-((S)-1-cyano-2-((S)-2-oxopyrrolidin-3-yl)ethyl)-6,6-dimethyl-3-azabicyclo[3.1.0]hexane-2-carboxamide1
2889357-64-4Posaconazole Impurity 1911
2889432-05-52,6-Diamino-5-chloro-4-(piperidin-1-yl)pyrimidine 1-oxide1
2891579-89-6Methyl 4-((2R,4R)-4-ethoxypiperidin-2-yl)benzoate1
2892260-29-4N-Nitroso Dabigatran Etexilate1
2892260-30-72-Chloro-10-nitroso-10H-phenothiazine1
2892260-31-8N-Nitroso Tamsulosin Impurity1
2892260-32-9Sitagliptin Nitrosamine Impurity1
2892260-35-2Atracurium EP Impurity E Besylate1
2892260-37-4Nadolol EP Impurity A1
2892269-71-31-Benzyl-7-bromo-N,N,2-trimethyl-1H-benzo[d]imidazole-5-carboxamide1
2892699-01-1Tafamidis Dichloro Amide Impurity1
2892699-67-9Tafamidis 2-Hydroxyethyl Ester Impurity1
2892700-63-7Tafamidis Impurity 231
2894796-75-72-Fluoro-N-methyl-4-(methylamino)benzamide1
2894796-76-8Apalutamide Di-(2-fluoro-N-methylbenzamide)1
2894796-77-94-(7-(6-Cyano-5-(trifluoromethyl)pyridin-3-yl)-8-oxo-6-thioxo-5,7-diazaspiro[3.4]octan-5-yl)-N-(1-((6-cyano-5-(trifluoromethyl)pyridin-3-yl)carbamoyl)cyclobutyl)-2-fluoro-N-(3-fluoro-4-(methylcarbamoyl)phenyl)benzamide1
2894796-78-0O-Phenyl (4-(7-(6-cyano-5-(trifluoromethyl)pyridin-3-yl)-8-oxo-6-thioxo-5,7-diazaspiro[3.4]octan-5-yl)-2-fluorobenzoyl)(methyl)carbamothioate1
2896199-04-3Drospirenone EP Impurity I1
2897634-05-6(Z)-4-((4-(Piperidin-1-ylmethyl)pyridin-2-yl)oxy)but-2-en-1-yl methanesulfonate1
2899249-63-7Lotilaner Glycine Acid Impurity1
2901016-39-3Tapinarof Mono methoxy impurity1
2901109-58-6N-Nitroso Flecainide1
2904682-23-9Losartan N-Hydroxy Impurity1
2904692-54-0Glimepiride N-Ethyl Sulfonamide Impurity1
2905342-00-7Olaparib open ring Impurity1
2910813-43-1N-((3-(4-(7H-Pyrrolo[2,3-d]pyrimidin-4-yl)-1H-pyrazol-1-yl)-5-oxotetrahydrofuran-3-yl)methyl)ethanesulfonamide1
2910813-45-32-(3-(4-(7H-[4,7'-Bipyrrolo[2,3-d]pyrimidin]-4'-yl)-1H-pyrazol-1-yl)-1-(ethylsulfonyl)azetidin-3-yl)acetonitrile1
2912492-21-6Nitroso Perindopril EP impurity A1
2915356-76-0Tirzepatide Sidechain1
2916470-18-1Cefovecin Dioxime1
2917530-37-9Finerenone-d31
2919137-39-4(2S,3S,4S,5R,6R)-6-(((2R,3R,4S,5S,6S)-6-Carboxy-2-(((3S,4S,4aR,6aR,6bS,8aS,11S,12aS,14aR,14bS)-11-carboxy-4-(hydroxymethyl)-4,6a,6b,8a,11,14b-hexamethyl-14-oxo-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,10,11,12,12a,14,14a,14b-icosahydropicen-3-yl)oxy)-4,5-dihydroxytetrahydro-2H-pyran-3-yl)oxy)-3,4,5-t1
2919324-15-3Osimertinib Dimer Impurity 11
2919324-18-6N-(2-((2-(Dimethylamino)ethyl)(methyl)amino)-4-methoxy-5-((4-(1-methyl-1H-indol-3-yl)pyrimidin-2-yl)amino)phenyl)-N-(3-((2-((2-(dimethylamino)ethyl)(methyl)amino)-4-methoxy-5-((4-(1-methyl-1H-indol-3-yl)pyrimidin-2-yl)amino)phenyl)amino)-3-oxopropyl)acrylamide1
2919750-63-12A1,4a1-Dimethyldecahydro-2a,4a,6a,8a-tetraazacyclopenta[fg]acenaphthylene1
2919946-71-5N-Nitroso Salbutamol1
2919953-36-71-(3,6-Dibromo-2-fluorobenzylidene)-2-methylhydrazine1
2920059-82-9Bimatoprost 13,14-Epoxide1
2920219-98-1Methyl 4-((2S,4R)-4-ethoxypiperidin-2-yl)benzoate1
2920299-23-4Riociguat USP Related Compound C1
2920913-30-8Perfluoroheneicosanoic acid1
2921676-63-17-Bromo Tolvaptan1
2921806-68-8Ethyl1
2922251-88-3Cisatracurium EP Impurity E Besylate1
2922292-62-2Canagliflozin Furanose Isomer1
2922747-40-6N1,N3-bis(2,3-Dihydroxypropyl)-5-(2-hydroxy-N-(2-hydroxyethyl)acetamido)-N1-(2-hydroxyethyl)-2,4,6-triiodoisophthalamide1
2922811-46-7O-Mendelate MRB-I1
2922985-13-3N-Nitroso Quinapril1
2922985-14-4Risedronate EP Impurity A (Disodium Tetrahydrate)1
2923756-41-4Zavegepant Desmethyl Impurity1
2923760-36-3Orforglipron-d101
2923811-72-53-Desethyl-3-(2-phthalimidoethyl) Phthaloyl Amlodipine1
2923811-73-6Amlodipine Impurity I (Formate)2
2923839-30-7Brensocatib Monohydrate1
2923899-40-3Cefepime EP Impurity B1
2924011-35-6Relugolix Impurity A1
2924118-10-3Desmethoxy Bedaquiline1
2924118-12-5Bedaquiline N-Oxide Impurity1
2924118-18-1(1S,2S)-1-(6-Bromo-2-methoxyquinolin-3-yl)-4-(dimethylamino)-2-(naphthalen-2-yl)-1-phenylbutan-2-ol1
2924193-30-4Pemafibrate-d31
2924258-94-43-(Methyl(4-(trifluoromethyl)phenyl)amino)-1-phenylpropan-1-ol1
2924754-60-73-Aminopropyl Hydrogen (2-Chloroethyl)(2-ethoxyethyl)phosphoramidate1
2924817-36-5Dicloxacillin penicillamide1
2924835-55-0Esomeprazole Impurity 111
2925306-68-7N-Nitroso Nilotinib1
2925447-38-5N-Nitroso Vortioxetine1
2927905-87-9Benzyl (4-(piperazine-1-carbonyl)phenyl)carbamate1
2927905-89-1Mitapivat Des-sulfonamide Benzyl Carbamate Impurity1
2927905-90-4Tert-Butyl (4-(4-(cyclopropylmethyl)piperazine-1-carbonyl)phenyl)carbamate1
2928611-79-22-(4-((5,6-Diphenylpyrazin-2-yl)amino)butoxy)acetic Acid1
2931469-62-2Dabigatran Impurity 761
2931469-64-4Dabigatran Impurity 781
2932305-80-9Moxifloxacin 6-Methyl Impurity1
2932440-73-6N-Nitroso Ritalinic Acid1
2932441-73-9Vonoprazan Nitroso Impurity1
2933154-47-1Ezetimibe Impurity 171
2936656-87-8Nintedanib Impurity 181
2937414-84-9Lenacapavir Impurity 581
2938989-06-9Cariprazine Impurity 501
2939750-77-1(1R,5S,Z)-4-(2,2,2-Trifluoro-1-hydroxyethylidene)spiro[bicyclo[3.1.0]hexane-2,2'-[1,3]dithiolan]-3-one compound with diisopropylamine (1:1)1
2939763-16-1N-Methyl Lenacapavir1
2940876-23-1Pirtobrutinib Impurity 8 Hydrochloride1
2941410-71-3Posaconazole Bis Triazole Analog1
2945220-41-5N1,N5-Bis(2-((2-(Dimethylamino)ethyl)(methyl)amino)-4-methoxy-5-((4-(1-methyl-1H-indol-3-yl)pyrimidin-2-yl)amino)phenyl)-2-methylenepentanediamide1
2948288-30-8Calcipotriol EP impurity B1
2948391-22-63-(1-Ethyl-1H-1,2,4-triazol-3-yl)-2-methoxyaniline1
2948773-23-5Avatrombopag Diamide Impurity1
2949499-02-71,3-Bis(6-cyano-5-(trifluoromethyl)pyridin-3-yl)thiourea1
2950130-23-9Ruxolitinib Methyl ester impurity1
2954734-92-81-(4-((4-([1,2,4]Triazolo[1,5-a]pyridin-7-yloxy)-3-methylphenyl)amino)quinazolin-6-yl)-4,4-dimethylimidazolidine-2-thione1
2954948-28-6Desfluoro Baloxavir marboxil1
2955636-26-5Sitagliptin Impurity B1
2955712-44-2N-Nitrosopiperazine Palbociclib1
2957882-50-53-Bromo-1-(3-chloropyridin-2-yl)-N-(4-formamido-2-methyl-6-(methylcarbamoyl)phenyl)-1H-pyrazole-5-carboxamide1
2957885-24-2Ene Sacubitril1
2962831-00-9Isavuconazole Imino Impurity1
2962831-01-0Isavuconazonium amide impurity1
2962875-15-48a-Hydroperoxide Ivermectin1
2962935-86-8Vonoprazan Fumaric Acid Adduct (N-1)1
2964606-42-4Baricitinib Impurity-I1
2964606-44-6Baricitinib Impurity-G1
2967476-54-4(R)-3-Phenyl-2-ureidopropyl carbamate1
2967477-23-0Tetraacetyl Dapagliflozin Alpha Isomer1
2973044-47-05-(4-(1-Carboxyethyl)benzyl)-6-methoxy-6-oxohexanoic acid1
2975124-11-7Revefenacin Impurity 11
2975125-72-3(S)-1-Benzyl-4-((5,7-difluorochroman-4-yl)oxy)-N,N,2-trimethyl-1H-benzo[d]imidazole-6-carboxamide1
2975202-11-8N-Nitrosodi-Isopropyl-d14 Amine1
2975348-16-2Fosaprepitant Dimeglumine Desfluoro Impurity1
2978508-76-6Fruquintinib D61
2978818-11-8Leuprolide Acetate EP Impurity K1
2983068-19-3Lenvatinib Nitrile Impurity1
2983074-55-9N-Carbamoyl Linagliptin1
2984580-03-0Sacubitril Maleic Acid (E-Isomer)1
2985481-41-06-Fluoro-3-(1-hydroxy-4-piperidyl)-1,2-benzoxazole1
2985926-12-1Defluoro Paliperidone Palmitate1
2987406-52-8Paliperidone Laurate1
2987937-25-52-Amino-N-(3,5-dichloro-4-((5-isopropyl-6-oxo-1,6-dihydropyridazin-3-yl)oxy)phenyl)-2-oxoacetohydrazonoyl cyanide1
2988752-01-6Belumosudil Phenol Impurity1
2988752-04-9O-Dealkylated Belumosudil1
2989034-93-5Eletriptan Impurity 261
2989131-28-2Alogliptin Benzoate Dimer Impurity1