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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
2512206-37-8Mebeverine Hydrochloride - Impurity O1
2512206-40-3Sildenafil Methyl Sulfonate Ester Impurity1
2512206-82-3N-(3,4-Dichlorophenyl)-7-fluoro-6-nitroquinazolin-4-amine1
2512206-85-6(S)-3-(2-Methoxy-4-nitro-1H-imidazol-1-yl)-2-((4-(trifluoromethoxy)benzyl)oxy)propan-1-ol1
2512208-76-17,8-Dimethoxy-3-propyl-1,3,4,5-tetrahydro-2H-benzo[d]azepin-2-one1
2512209-15-11-(5-(Difluoromethoxy)-1H-benzo[d]imidazol-2-yl)-3-methoxy-4-oxo-1,4-dihydropyridine-2-carboxylic Acid1
2512209-18-4Erlotinib KSM Impurity1
2512210-19-24,6-Dichloro-5-nitroso-2-(propylthio)pyrimidine1
2512210-21-65-Amino-6-chloro-2-(propylthio)pyrimidin-4-ol1
2512210-24-9Buspirone EP Impurity F1
2512210-35-2N-(3-Amino-5,7-dimethyl adamantan-1-yl) Acetamide1
2512211-75-3Diclofenac 4-Bromo Analog1
2512211-93-51-(3-Fluoro-4-morpholinophenyl)-2-methyl-1,4,5,6-tetrahydropyrimidin-5-ol1
2512211-98-03-(3-Chloro-4-fluorophenyl)-7-methoxy-4-oxo-3,4-dihydroquinazolin-6-yl Acetate1
2512213-29-3Pimozide EP Impurity C1
2512213-45-3Apixaban Impurity B1
2512213-55-5Naratriptan Related Compound G (RRT 1.48)1
2512216-24-72,4-Dicyano-3-isobutylpentanedioic acid1
2512216-37-2Esomeprazole Impurity 21
2512216-68-910-Bromo-10,11-dihydro-5H-dibenzo[b,f]azepine-5-carbonyl Bromide1
2512216-71-4Rubber Oligomer 31
2512217-82-0Ethyl 5-(4-nitrosopiperazin-1-yl)benzofuran-2-carboxylate1
2512217-93-32-(Diethylamino)ethyl 3-amino-4-methoxybenzoate Hydrochloride1
2512219-95-1Closantel EP Impurity C1
2512220-17-41-Methyl-3-(4-methylbenzoyl)-1H-pyrrol-2-yl Propionate1
2512223-60-6Metamizole-D3 (sodium salt)1
2512237-43-1N-Nitroso Pirfenidone EP Impurity B1
2514648-06-5Methyl 2,4-bis(1H-pyrrolo[2,3-b]pyridin-5-yloxy)benzoate1
2514666-07-8Closantel EP Impurity H1
2514668-27-8Chlortalidone EP Impurity I1
2514676-36-71-Cyclopropyl-6-fluoro-7-[[(3R)-hexahydro-1H-azepin-3-yl]amino]-1,4-dihydro-4-oxo-3-quinolinecarboxylic acid1
2514682-10-9Mesalazine EP Impurity J DiHCl1
2514685-36-8Metaxalone Related Compound A1
2514691-61-11-(3-Hydroxybenzyl)-2-methylisoquinolin-6(2H)-one1
2514695-40-8Ezetimibe 2-Fluoro impurity1
2514696-13-8(R)-5-(2-((6-(2-((2,6-Dichlorobenzyl)oxy)ethoxy)hexyl)amino)-1-hydroxyethyl)-2-hydroxybenzaldehyde1
2514696-28-51H-Indole-5-carbonitrile, 3-(tetrahydro-2-furanyl)1
2514697-21-1Amoxapine Chlorophenoxyaniline urea analog1
2514697-36-86-(4-(1-Carboxyethyl)phenyl)-6-oxohexanoic Acid1
2514697-83-55-Nitrovanillin Dimer Impurity1
2514697-86-8Fingolimod Impurity 561
2514706-51-34-((5,6-Diphenylpyrazin-2-yl)amino)butan-1-ol1
2514708-08-61-(4-(Aminomethyl)naphthalen-1-yl)-N,N-dimethylmethanamine1
2514708-62-2Cinacalcet 5,6-Dihydro Racemate Hydrochloride1
2514708-69-9Chlorambucil EP Impurity C1
2514709-66-92,3-Diethyl-4-pyridinecarbonitrile1
2514709-70-52,5-Diethyl-4-pyridinecarbonitrile1
2514709-72-7Dobutamine Aminochrome Impurity1
2514722-87-1Hexamidine EP Impurity D1
2514724-20-8Linagliptin O-Alkyl Impurity1
2514724-36-6Vonoprazan Dimer impurity1
2514724-45-7Sorafenib IP Impurity B1
2514735-21-65-(4-Bromophenyl)-6-chloro-N-propylpyrimidin-4-amine1
2514735-38-57-Chloro-2-(3-(4-(3-chlorophenyl)piperazin-1-yl)propyl)-[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one1
2514736-58-2Gadobutrol EP Impurity A1
2514742-46-02,5-Bis-(3,4-Dihydroxyphenyl)piperazine1
2514742-82-41-((5-Chloropyridin-3-yl)sulfonyl)-5-(2-fluorophenyl)-1H-pyrrole-3-carbaldehyde1
2514745-46-9Mebeverine EP Impurity H1
2514748-07-11-(2-Hydroxyphenyl)-3-phenylhexane-1,5-dione1
2514753-27-4Ribociclib N-Oxide (Piperzine N-Oxide)1
2514757-44-74-(4-Fluoro-3-(4-(4-hydroxybutanoyl)piperazine-1-carbonyl)benzyl)phthalazin-1(2H)-one1
2514763-52-9N,N-Bis[(4-Fluorophenyl)methyl]piperidin-4-amine1
2514763-78-9Alogliptin impurity1
2514773-56-72,6-Dichloro-9-nitroso-9H-purine1
2514774-66-2Tolmetin 3-Isomer1
2514774-68-44-Methyl-2-(1-methyl-5-(2-morpholino-2-oxoethyl)-1H-pyrrol-2-yl)benzaldehyde1
2514774-72-01-Methyl-5-(4-methylbenzoyl)-1H-pyrrol-2-yl Propionate1
2514856-06-3Tolterodine Diol Acetate Impurity1
2514922-33-7Empagliflozin Sulphonic Impurity1
2514942-62-0Aripiprazole Impurity 71
2514942-86-8(S)-5-(2,2-Dimethyl-4H-benzo[d][1,3]dioxin-6-yl)oxazolidin-2-one1
2514942-90-46-(3-Bromo-2-chlorophenyl)-1,2,4-triazine-3,5-diamine1
2514947-17-0Formoterol EP Impurity H1
2514949-81-4tert-Butyl (R)-(1-((4-methylquinazolin-2-yl)methyl)piperidin-3-yl)carbamate1
2514951-00-7Apixaban Impurity 1151
2514951-26-74-Methoxy-5-nitro-2-(propylthio)pyrimidine1
2514953-93-4Posaconazole Impurity 781
2514954-65-36N-Methoxymethyl Tenofovir Disoproxil1
2514955-87-21,3-Bis(2-Bromoethyl)-1H-benzo[d]imidazol-2(3H)-one1
2514955-94-1Atorvastatin Dibromo1
2514957-39-0Regorafenib PMA Ethyl Carbamate1
2514957-47-02-((4-((2-Propoxyethoxy)methyl)phenoxy)methyl)oxirane1
2514958-62-25-(4-Bromobutoxy)quinolin-2(1H)-one1
2514958-70-2N-(2-((2-Aminoethyl)amino)ethyl)-N-(2-benzamidoethyl)benzamide1
2514961-29-4Paracetamol EP Impurity L1
2514962-70-8Erlotinib Ester Amine Impurity1
2514962-80-0Nitenpyram Impurity 41
2514963-34-7(S)-Vilanterol1
2514965-51-42-(3-Bromoprop-1-en-2-yl)-1,1,5,5-tetramethylcyclohexane1
2514965-95-64-(((2S,4R)-1-([1,1'-Biphenyl]-4-yl)-5-isopropoxy-4-methyl-5-oxopentan-2-yl)amino)-4-oxobutanoic acid1
2517535-77-0Neratinib Impurity Stage-021
2517583-91-2Atovaquone EP Impurity A1
2517756-06-6Lamotrigine-13C,D31
2517869-16-6(1R,2R)-2-(3,4-Difluorophenyl)cyclopropanamine hydrochloride1
2517939-49-83-(Tert-Butoxy)benzo[d]isothiazole1
2517939-84-1N-(4,6-Dichloro-2-(propylthio)pyrimidine-5-yl)hydroxylamine1
2517964-85-9Abiraterone acetate N-oxide1
2517968-35-1Empagliflozin Desbromo Impurity1
2517968-40-8Bendamustine deschloroethyl acid ethyl ester1
2517968-74-8N,N-Bis(trifluoromethyl)pyridin-2-amine1
2517974-32-0Fingolimod N-Acetyl Diacid Impurity1
2518001-66-4Epinephrine Impuirty 41
2518002-08-75-(4-Bromophenyl)-4-chloro-6-methoxypyrimidine1
2518011-18-01,3-Bis(2-(4-(3-(Trifluoromethyl)phenyl)piperazin-1-yl)ethyl)-1,3-dihydro-2H-benzo[d]imidazol-2-one1
2518011-27-1Fluphenazine Dihydrochloride EP Impurity C1
2518037-99-3Mebeverine EP Impurity G1
2518048-10-51-(1-Iodoethyl)-4-octylbenzene1
2518048-22-94-Chloro-2-(propylthio)pyrimidin-5-amine1
2518081-42-81-(4-(4-(Benzo[b]thiophen-4-yl)piperazin-1-yl)butyl)-7-(4-((2-oxo-1,2-dihydroquinolin-7-yl)oxy)butoxy)quinolin-2(1H)-one1
2518105-74-1Proparacaine impurity A1
2518116-15-72-(3-(Bromomethyl)-5-(1-cyanoethyl)phenyl)-2-methylpropanenitrile1
2518136-84-8N-Nitroso Lorcaserin1
2518198-74-61-(1-(4-Chlorophenyl)cyclobutyl)-N,N-dimethylmethanamine Hydrochloride1
2518220-00-1Closantel EP Impurity D1
2518227-14-82-(3-Bromoprop-1-en-2-yl)-1,1,5,5-tetramethyl-3-(2,2,4-trimethylpentyl)cyclohexane1
2518227-82-0Proparacaine impurity B1
2518264-74-7Atovaquone Indene Isomer1
2518281-98-4(4-Methylbenzo[4,5]imidazo[1,2-b]pyrido[1,2-d][1,2,4]thiadiazin-3-ol)1
2518282-37-4Emtricitabine 1,3-dioxolane Carboxylic Acid Impurity1
2518282-96-5N1,N4-Bis-(7-chloroquinolin-4-yl)-N1-ethylpentane-1,4-diamine1
2518301-34-1Rel-(5R,6S)-2-((4-Chlorophenyl)amino)-5-hydroxy-6-((1R,2R)-1,2,3-trihydroxypropyl)-5,6-dihydro-4H-1,3-oxazin-4-one1
2518309-57-26-(2-Bromo-3-chlorophenyl)-1,2,4-triazine-3,5-diamine1
2518310-38-6Fingolimod Impurity 261
2518311-04-9(R)-N-(2,4-Difluorobenzyl)-9-hydroxy-2-(4-hydroxybutan-2-yl)-1,8-dioxo-2,3,4,8-tetrahydro-1H-pyrido[1,2-a]pyrazine-7-carboxamide1
2518311-22-11-Cyano-6-(methylsulfonyl)-9H-xanthen-9-one1
2518312-31-5Alosetron Impurity D1
2518331-19-4Methyl1
2518331-26-34-Chloro-5-nitro-2-(propylthio)pyrimidine1
2518331-40-1Linagliptin Impurity O1
2518343-21-8Zolmitriptan EP Impurity H (Free Base)1
2518343-81-0Ketorolac 1-Keto Analog1
2518359-32-3Trimetazidine EP Impurity E1
2518359-40-3Acetaminophen Impurity A1
2518374-75-73,5-Dichloro-1-(4-nitrophenyl)-5,6-dihydropyridin-2(1H)-one1
2518374-84-81,1-Bis[(4-Fluorophenyl)methyl]-3-[(4-isobutoxyphenyl)methyl]urea1
2518376-10-6Blonanserin Impurity 31
2518388-47-92,3,5-Tris(2,2,2-trifluoroethoxy)benzoic Acid1
2518402-06-5Hydroxyzine Impurity 101
2518438-16-7Dasatinib Acetyl Impurity1
2518442-98-1Lurasidone Impurity 31
2519452-56-12-[(E)-2,6-Dichlorophenylimino]-1-(1-{2-[(E)-2,6-dichlorophenylimino]-imidazolidin-1-yl}-ethyl)-imidazolidine1
2519482-33-62-Ethoxy-4-(2-((4aR,6S)-6-isobutyl-2,3,4,4a-tetrahydro-1H-pyrido[1,2-a]quinazolin-5(6H)-yl)-2-oxoethyl)benzoic Acid1
2519482-34-72-Ethoxy-4-(2-((4aS,6S)-6-isobutyl-2,3,4,4a-tetrahydro-1H-pyrido[1,2-a]quinazolin-5(6H)-yl)-2-oxoethyl)benzoic Acid1
2519489-73-57-Chloro-2-(2,3-dimethylbut-3-enamido)hept-2-enoic Acid1
2519489-92-8(1E,5E)-N-Methyl-N-(naphthalen-1-ylmethyl)-1,6-diphenylhexa-1,5-dien-3-amine1
2519501-85-8Nintedanib Impurity C1
2519517-77-011-(3-(Dimethylamino)propylidene)-6,11-dihydrodibenzo[b,e]oxepine-2-carbaldehyde1
2519517-78-1(E/Z)-Olopatadine Carbaldehyde hydrochloride1
2519572-26-82-((6-Hydroxy-[1,1'-biphenyl]-3-yl)((6-hydroxy-[1,1'-biphenyl]-3-yl)imino)methyl)benzoic Acid1
2519847-26-6Valaciclovir EP Impurity N1
2519848-42-9Methotrexate EP Impurity G1
2519851-81-9Ritonavir Hydroxy impurity1
2520113-66-8Avanafil Dichloro Impurity1
2520114-19-4Ethyl1
2520114-23-0Ethyl 4-((2-chloro-4-methoxybenzyl)amino)-2-(methylthio)pyrimidine-5-carboxylate1
2520114-39-8Avanafil N-ethyl Analog1
2520114-41-2Tadalafil EP Impurity E1
2520114-46-7Tadalafil EP Impurity G1
2520114-84-3(6S,12AS)-6-(3,4-Dihydroxyphenyl)-2-methyl-2,3,6,7,12,12a-hexahydropyrazino[1',2':1,6]pyrido[3,4-b]indole-1,4-dione1
2522922-36-5(S)-Luliconazole-Z-Isomer1
2524428-13-35-(4-Tritylpiperazin-1-yl)pyridin-2-amine1
2524428-16-67-Cyclopentyl-N,N-dimethyl-2-((5-(4-tritylpiperazin-1-yl)pyridin-2-yl)amino)-7H-pyrrolo[2,3-d]pyrimidine-6-carboxamide1
2526630-92-0Moxifloxacin Impurity 171
2531288-23-8Midazolam Impurity M1
2533019-99-55-(Propylthio)-1H-benzo[d]imidazole1
2538954-26-4trans-4-[Methyl[7-[(4-methylphenyl)sulfonyl]-7H-pyrrolo[2,3-d]pyrimidin-4-yl]amino]cyclohexanemethanol1
2540665-98-1Ibrutinib Impurity Dimer1
2542029-02-52-(3,5-Dichloro-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-carboxamide1
2548512-69-0Stiripentol Z-isomer1
2548763-33-1Deschloro Etifoxine1
2549012-96-4Atazanavir EP Impurity B Hydrochloride1
2554150-59-1Retigabine Desfluoro RTM-11
2554975-45-84 Ethyl 5 methyl 2 2 nitrophenyl amino isophthalonitrile1
2555002-22-56-Methoxy-2-(4-methoxy-3,5-dimethylpyridin-2-yl)-1H-benzo[d]imidazole1
2556662-59-8((5-Bromo-2-chlorophenyl)(2-hydroxyphenyl)methanone)1
2556763-77-8Carfilzomib Impurity 1001
2559766-56-0Carfilzomib Impurity 991
2560586-26-5(R)-1-(6-Amino-7H-purin-7-yl)propan-2-ol1
2561419-22-32-(((4-Methoxy-3-methylpyridin-2-yl)methyl)sulfonyl)-1H-benzo[d]imidazole1
2564638-97-5N-(2-((2-Acrylamido-5-methoxy-4-((4-(1-methyl-1H-indol-3-yl)pyrimidin-2-yl)amino)phenyl)(methyl)amino)ethyl)-3-((2-((2-(dimethylamino)ethyl)(methyl)amino)-4-methoxy-5-((4-(1-methyl-1H-indol-3-yl)pyrimidin-2-yl)amino)phenyl)amino)-N,N-dimethyl-3-oxopropan-1-aminium1
2564746-65-0Isopropyl 2-(3,5-dichlorophenyl)benzo[d]oxazole-6-carboxylate1
2564746-71-8Tafamidis 2,3-Dihydroxypropyl Ester Impurity1
2565841-70-3Rimegepant Piperidine Nitroso Impurity(STEP-1)1
2566937-60-6Lisinopril EP Impurity J1
2568065-21-2(R)-2'-Oxo-1',2',5,7-tetrahydrospiro[cyclopenta[b]pyridine-6,3'-pyrrolo[2,3-b]pyridine]-3-carboxylic Acid1
2568974-02-5Edoxaban Dipyridine Impurity1
2569023-19-2Rocuronium Impurity 51
2570179-39-2Ethyl 7-chloro-2,2-dimethylheptanoate1
2570179-40-58,14-Dihydroxy-2,2,20,20-tetramethylhenicosanedioic acid1
2570971-58-14-(4-Aminophenyl)-2-(sec-butyl)-2,4-dihydro-3H-1,2,4-triazol-3-one1
2570971-59-2Itraconazole Degradation Impurity 21
2571566-81-7Baloxavir (S, S) Diastereomer Impurity1
2572712-50-41,4-Dimethoxy-3,5-dimethylpyridin-1-ium methyl sulfate1
2573122-12-8Midostaurin Impurity D1
2573767-89-0VNL6-Oxalic Acid Impurity1
2573767-90-3Venetoclax Fluoro Impurity1
2573767-91-4Deschloro Venetoclax Impurity1
2573767-92-5N-Acetyl Venetoclax Impurity1
2573767-94-7Venetoclax Imidazole Dimer Impurity1
2573767-96-9Venetoclax Hydroxyl Impurity1
2574567-24-92-(4-((2-((4-Cyanophenyl)amino)pyrimidin-4-yl)amino)-3,5-dimethylbenzylidene)-3-(4-((2-((4-cyanophenyl)amino)pyrimidin-4-yl)amino)-3,5-dimethylphenyl)pentanedinitrile1
2575516-37-7Betamethasone Dipropionate EP Impurity H1
2575516-38-8Chlorphenamine N-Oxide Maleate1
2575516-39-9Chlorphenamine EP Impurity A Dihydrochloride Salt1
2575516-42-4Citalopram EP Impurity G (Dihydrobromide salt)1
2575516-43-5Ibuprofen Impurity 101
2575516-46-8Chlorphenamine EP Impurity D1
2575516-61-7Paracetamol EP Impurity O1
2575516-62-8Loperamide EP Impurity B1
2575516-67-3Delta-9,11-Promestriene1
2575516-69-5Tiapride Ethoxy Impurity1
2575516-71-9Sodium 4-(2-Ethylhexyl) 2-Sulfobutanedioate Ethyl Ester1
2575516-73-1Sodium 4-ethoxy-1-((2-ethylhexyl)oxy)-1,4-dioxobutane-2-sulfonate1
2577288-43-62,5-Dichloro-7-cyclopentyl-N,N-dimethyl-7H-pyrrolo[2,3-d]pyrimidine-6-carboxamide1
2578084-26-9Fosaprepitant Desfluoro Impurity1
2578385-06-3Valsartan Disodium Hydrate1
2580100-34-9H-L-His(2-Oxo)-OH.HCL1
2580285-53-4Ethyl (8Z,11Z,14Z)-octadeca-8,11,14,17-tetraenoate1
2581298-44-2Sebaloxavir Marboxil1
2581300-47-0Atipamezole Impurity 31
2581886-15-73-((2,4-Dimethylphenyl)sulfonyl)-2-(piperazin-1-yl)phenol1
2581886-16-83-((2,4-Dimethylphenyl)sulfonyl)-4-(piperazin-1-yl)phenol1
2585046-70-24-(4-Bromo-3-((1-ethoxyethoxy)methyl)phenoxy)benzonitrile1
2585064-66-8(R)-1-(2-Bromo-4-nitro-1H-imidazol-1-yl)-2-methyl-3-(4-(4-(4-(trifluoromethoxy)phenoxy)piperidin-1-yl)phenoxy)propan-2-ol1
2586079-06-1Esomeprazole Impurity 91
2587078-46-2Tafluprost Mono Fluoro Impurity1
2588261-49-62,3,4,5-Dianhydro Atorvastatin Acid1
2589693-22-9Gemigliptin Tartrate Enantiomer1
2591260-07-8Ethyl 4-(bromomethyl)-2-[[(2,6-difluorophenyl) methyl](propoxycarbonyl)amino]-5-(4-nitrophenyl)-3-thiophenecarboxylate1
2595263-46-85-Hydroxy Pimozide1
2596073-36-6Erlotinib N-Oxide Impurity1
2597158-04-6Ethyl1
2601735-81-12-(6-(3-Hydroxy-2,2-dimethylpropoxy)naphthalen-2-yl)propanoic acid1
2602451-76-1Articaine EP Impurity H1
2602451-77-2Articaine EP Impurity H Hydrochloride1
2602451-78-3Articaine EP Impurity D1
2602662-34-8(2R,3R,4R,5S,6R)-2-(3-(Benzo[b]thiophen-2-ylmethyl)-4-fluorophenyl)-6-(hydroxymethyl)tetrahydro-2H-pyran-3,4,5-triol1
2603450-03-7((S)-1-(((Benzyloxy)carbonyl)glycyl)-2-methylpyrrolidine-2-carbonyl)-L-glutamic Acid1
2603450-06-0N Ethyl Trofinetide1
2603450-10-6N,N Dimethyl Trofinetide1
2605225-72-5tert-Butyl ((1S,2R,5R)-2-amino-5-(dimethylcarbamoyl)cyclohexyl)carbamate Oxalate1
2605225-75-8(R,S,R) Edoxaban 4-Methylbenzenesulfonate1
2605225-78-1tert-Butyl ((1S,2S,5R)-2-amino-5-(dimethylcarbamoyl)cyclohexyl)carbamate Oxalate1
2606144-44-7Ruxolitinib Impurity 61
2606144-45-8Ruxolitinib Impurity 71
2607108-25-62,6-Dichloro-N-hydroxy-3,5-dimethoxybenzamide1
2607871-93-0Desalanyl Remdesivir1
2608628-54-0Testosterone EP Impurity K1
2608845-70-91-(2-Ethylphenyl)-2-methyl-3-(piperidin-1-yl)propan-1-one Hydrochloride1
2609807-97-6(R)-3-(3-(Difluoromethyl)phenyl)-N-(1-(naphthalen-1-yl)ethyl)propan-1-amine hydrochloride1