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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
391860-73-4Efavirenz USP Related Compound C1
391901-45-4(R)-2-((4-Aminophenethyl)amino)-1-phenylethanol1
392711-19-2Rapamycin-D31
393078-37-02,3-Dichloro-6-nitrobenzyl Alcohol1
393105-53-8Tiplaxtinin, ≥98%1
393825-04-22,3-Dehydro Simvastatin Acid (Sodium Salt)1
394222-30-1Methyl 2-(4-(4-Hydroxybutanoyl)phenyl)-2-methylpropanoate1
394730-60-0Boceprevir1
394735-37-6(1R,2S,5S)-3-((S)-2-((tert-Butoxycarbonyl)amino)-3,3-dimethylbutanoyl)-6,6-dimethyl-3-azabicyclo[3.1.0]hexane-2-carboxylic Acid1
395067-42-2Midazolam D51
395683-14-4Imrecoxib1
396684-42-7Capecitabine Impurity 91
396731-20-7Ent-Avibactam Sodium1
397246-12-7R 2 tert butyloxycarbonylamino pentane 1 5 diol1
397864-40-3Fluticasone Thioacid-17-furoate1
397864-44-7Fluticasone Furoate1
397864-56-1Fluticasone 11-Keto Impurity1
397864-58-3S-Methyl Fluticasone Furoate1
397864-63-0Fluticasone Furoate EP Impurity A1
398156-38-22,2-Difluoro-1,3-benzodioxole-5-acetic Acid1
398454-97-2Fluticasone Furoate EP Impurity E1
398454-98-3Fluticasone Furoate 1,2 dihydro Impurity1
398489-26-41-Boc-3-azetidinone1
399017-10-8Ethyl 2-(4-Hydroxyphenyl)-4-methylthiazole-5-carboxylate Hydrochloride1
400024-08-0Amlodipine Related Compound (E-Isomer)1
400024-12-6Amlodipine EP Impurity E Maleate1
400038-68-82-Keto Zolpidem1
400063-10-7Milrinone IMpurity 21
400602-35-9Amlodipine Aspartic Acid Impurity1
400602-36-0Amlodipine Maleic Acid Amide Impurity1
400777-11-9Zolpidem Carbaldehyde1
400827-46-5Ceftaroline fosamil acetate1
400827-68-1(6R,7R)-Benzhydryl 8-oxo-7-(2-phenylacetamido)-3-((4-(pyridin-4-yl)thiazol-2-yl)thio)-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate1
400882-07-7Cyflumetofen1
400898-77-3trans-(4-Methylaminocyclohexyl)methanol1
401564-30-5(2R,4S)-Tert-Butyl 4-hydroxy-2-(thiazolidine-3-carbonyl)pyrrolidine-1-carboxylate1
401564-34-9(2S,4S)-tert-Butyl 4-hydroxy-2-(thiazolidine-3-carbonyl)pyrrolidine-1-carboxylate1
401564-36-1(2S)-4-Oxo-2-(3-thiazolidinylcarbonyl)-1-pyrrolidinecarboxylic Acid 1,1-Dimethylethyl Ester1
401566-79-81-(3-Methyl-1-phenyl-1H-pyrazol-5-yl)piperazine1
401566-80-1tert-Butyl (2S,4S)-4-[4-(3-Methyl-1-phenyl-1H-pyrazol-5-yl)piperazin-1-yl]-2-[(1,3-thiazolidin-3-yl)carbonyl]pyrrolidine-1-carboxylate1
401788-98-51-Butyl-3-methylimidazolium methyl sulphate, ≥95%2
401788-99-61-Butyl-4-methylpyridinium hexafluorophosphate, ≥97%1
401915-53-5Fmoc-D-Homoarg(Pbf)-OH1
402470-91-1Zolpidem EP Impurity F1
402615-91-2Fingolimod phosphate1
402725-23-91-((2S,3S,4R,5S)-3,4-Dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-4-(hydroxyimino)-3,4-dihydropyrimidin-2(1H)-one1
402746-56-9Clopidogrel Impurity B1
402824-96-8Hydrochlorothiazide EP Impurity C1
402846-78-01-Butyl-2,3-dimethylimidazolium tetrafluoroborate, 97%2
402848-76-42-Acetoxy-N-(2-thiazolyl)benzamide1
402849-25-6Indometacin EP Impurity J1
402849-26-7Indometacin - Impurity G1
402849-27-8Indometacin EP Impurity F1
402855-03-24-N-(3-Chloro-4-fluorophenyl)-7-[(3R)-oxolan-3-yl]oxyquinazoline-4,6-diamine1
402855-07-6(R)-N-(3-Chloro-4-fluorophenyl)-6-nitro-7-((tetrahydrofuran-3-yl)oxy)quinazolin-4-amine1
402955-37-7Ertapenem Dimer Impurity1
402955-38-8Ertapenem Dimer Ester Impurity1
402957-28-2Telaprevir1
403656-89-317-Keto Fulvestrant1
403842-84-21-Methyl-3-octylimidazolium trifluoromethanesulfonate, 97.0%1
403848-01-1Dorzolamide Desaminosulfonyl HCl1
403848-09-9N-Acetyl Dorzolamide1
404034-55-5N-Desethyl Brinzolamide1
404830-45-115-Keto Travoprost1
404839-11-8Clavulanate Potassium EP Impurity D1
404844-02-6Imatinib EP Impurity C1
404844-11-7N-[4-Methyl-3-(4-pyridin-3-yl-pyrimidin-2-ylamino)-phenyl]-4-chloromethyl Benzamide1
404874-93-7(R)-1-(4-Fluorophenyl)-5-(2-oxo-4-phenyloxazolidin-3-yl)pentane-1,5-dione1
404874-94-8(4R)-3-[(5S)-5-(4-Fluorophenyl)-5-Hydroxypentanoyl]-4-Phenyl-1,3-Oxazolidin-2-One1
404950-80-7Panobinostat1
404958-08-3tert-Butyl 6-Chloro-(R)-hydroxy-3-oxohexanoate1
404958-68-5tert-Butyl (3S,4R)-6-Chloro-3,5-dihydroxyhexanoate1
404958-69-6tert-Butyl (3R,5R)-6-Chloro-5-hydroxy-3-oxohexanoate1
405165-61-9Besifloxacin Hydrochloride1
405230-78-63-Chloro-2,6-difluoropyridin-4-amine1
405872-78-8(Z)-Ethyl 2-chloro-2-(2-(3-methoxyphenyl)hydrazono)acetate1
405897-14-5Dimethyl2,3-dihydroxysuccinate1
405906-96-95-Oxo-6E, 8E-Octadecadienoic Acid1
406233-31-64-Fluoro-3-nitrobenzenesulfonamide1
406484-56-82-Chloro-4-(piperidin-1-ylmethyl)pyridine oxalate1
406938-39-4(1R,3R)-1-(Benzo[d][1,3]dioxol-5-yl)-2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indole-3-carboxylic acid1
407577-53-1Fulvestrant EP Impurity A1
407577-54-2(4R,6R)-6-Hydroxymethyl-2,2-dimethyl-1,3-dioxane-4-acetic Acid 1,1-Dimethylethyl Ester1
407582-47-2Febuxostat 67M-21
407582-48-3Desisobutyl Febuxostat1
407582-49-42-[4-(2-Carboxypropoxy)-3-cyanophenyl]-4-methyl-5-thiazolecarboxylic Acid1
408309-07-9Alverine EP Impurity E1
408321-08-47-O-Desmethyl Temsirolimus1
408496-50-4Rapamycin, 7-O-demethyl-42-O-(2-hydroxyethyl)-, (7ξ)1
408508-13-4Dasatinib Impurity 521
408531-05-5N-Acetyl Hypoxanthine1
409071-16-5Lithium difluoro(oxalato)borate, 95%1
409346-73-26-Fluorochromane-2-carbaldehyde1
410522-18-81-Butyl-3-methylimidazolium tosylate, ≥97%1
410528-02-8Palovarotene1
411221-53-9Citalopram EP Impurity B1
411235-57-9Cyclopropylboronic acid, 96%1
412009-61-11-Ethyl-3-methylimidazolium hydrogen sulphate, 95%2
412308-26-0Biotin EP Impurity C (2HCl)1
412940-03-54-((5-Hydroxy-4-(hydroxymethyl)-6-methylpyridin-3-yl)methoxy)-4-oxobutanoic acid1
413589-34-13-Chloro-4-fluorophenylmagnesium bromide, 0.5 M in THF1
413624-71-22,2,14,14-Tetramethyl-8-oxopentadecanedioic acid1
414858-02-9Plerixafor Impurity 21
414881-11-11-Ethyl-4-(pyridin-3-ylmethyl)piperazine1
415724-02-6Gemfibrozil EP Impurity H1
415725-35-8Biotin EP Impurity D1
415726-68-0Imiquimod impurity1
415903-37-6Galliprant1
415908-90-64-[(2,6-Dimethyl-3-nitro-4-pyridinyl)amino]benzeneethanol1
415973-05-6Rivastigmine EP Impurity D1
416845-90-4DL-Homocysteine-d41
417714-14-84-(4-(3-Cyclopropylureido)phenoxy)-7-methoxyquinoline-6-carboxamide1
417716-92-8Lenvatinib1
417717-04-5O-Demethyl Lenvatinib1
417717-21-6Desamino Hydroxy Lenvatinib1
417719-45-0N-Methyl Lenvatinib1
417719-46-1Lenvatinib N-Ethyl Impurity1
417719-51-8Descyclopropyl Lenvatinib Impurity1
417721-15-47-Methoxy-4-oxo-1,4-dihydroquinoline-6-carbonitrile1
417721-34-77-Methoxy-4-oxo-1,4-dihydroquinoline-6-carboxylic acid1
417721-36-94-Chloro-7-methoxy-6-quinolinecarboxamide1
417722-93-1Lenvatinib Phenoxy Quinoline Impurity1
417722-95-3Phenyloxy Descyclopropylamino Lenvatinib1
417724-81-3Lenvatinib Quinoline Metabolite1
419534-31-99-cis Acitretin1
419534-37-52-Cyano-N-[2-(trifluoromethyl)phenyl]acetamide1
419574-04-2Aprepitant M3 Metabolite (1R, 5S, 6R)-Isomer1
419574-33-7(5R,6R)-6-[(1R)-1-[3,5-Bis(trifluoromethyl)phenyl]ethoxy]-5-(4-fluorophenyl)-3-morpholinone1
420846-72-6OPD-3A System Suitability Standard1
421552-12-72-Cyano-5-Fluorobenzyl Bromide1
421552-35-4(4R,4AS,7aR,12bS)-3-(Cyclopropylmethyl)-4a-hydroxy-7-oxo-2,3,4,4a,5,6,7,7a-octahydro-1H-4,12-methanobenzofuro[3,2-e]isoquinoline-9-carboxamide1
422556-08-9Pyroxsulam1
423165-13-38-Azabicyclo[3.2.1]octane, 3-[3-methyl-5-(1-methylethyl)-4H-1,2,4-triazol-4-yl]-8-(phenylmethyl)-, (3-exo)1
425365-64-6Roxithromycin Impurity - G1
425365-65-7Roxithromycin EP Impurity H1
425365-66-8Roxithromycin EP Impurity I1
425394-92-9(1S,4S)-1-Methyl-4-(prop-1-en-2-yl)cyclohex-2-en-1-ol1
425407-43-8Prototribestin1
425408-16-8Atorvastatin-Amlodipine Adduct1
426267-22-3Sugammadex Impurity 181
426268-06-6Nvp-abe1711
428854-24-4Riociguat Triamino Impurity1
429658-95-7Dabigatran Etexilate Mesilate Impurity B1
429659-01-8Dabigatran Impurity 81
431041-83-7Rink Amide MBHA resin (100-200 mesh), 1% DVB1
431070-70-13-O-Demethyl Ivermectin B1a1
432543-89-0Desloratidine EP Impurity B Hydrochloride1
432545-63-6Methotrexate-d31
433289-83-9Atorvastatin EP Impurity A (Calcium Salt)1
433289-84-0Atorvastatin EP Impurity A1
433337-11-21-Benzyl-3-methylimidazolium hexafluorophosphate, ≥97.0%1
433936-13-11-(Dimethylamino)-3-(3-methoxyphenyl)-2-methylpentan-3-ol1
435273-75-9O-Benzyl Indacaterol1
435293-66-64'-Hydroxy Atomoxetine1
437611-17-1[Abu]5-Cyclosporin1
437713-06-9Atazanavir Hydrazine Analog1
437717-43-6Vardenafil EP Impurity B1
437723-96-1Bupropion R Isomer1
438045-89-7Rebaudioside F1
438050-08-9(R)-1-Boc-3-ethyl-piperazine, 98%1
438056-69-04-(4-Aminophenyl)-3-morpholinone1
438226-82-5(R)-1-(3-((1-Methylpyrrolidin-2-yl)methyl)-5-(2-(phenylsulfonyl)ethyl)-1H-indol-1-yl)ethan-1-one1
438226-83-6Eletriptan Dimer Impurity1
438244-27-0Norethindrone Acetate EP Impurity G1
438244-33-8Norethindrone 6-alpha-Hydroxy Impurity1
438450-43-22-(3-Bromo-1-(3-chloropyridin-2-yl)-1H-pyrazol-5-yl)-6-chloro-3,8-dimethylquinazolin-4(3H)-one1
438624-68-1Ezetimibe-13C61
439086-76-7(R)-2-(2-((3,3-Dibutyl-7-(methylthio)-1,1-dioxido-5-phenyl-2,3,4,5-tetrahydrobenzo[b][1,4]thiazepin-8-yl)oxy)acetamido)-2-phenylacetic acid1
439087-18-0Elobixibat1
439087-68-0Elobixibat S-Isomer1
439088-16-13,3-Dibutyl-8-hydroxy-7-(methylthio)-5-phenyl-2,3,4,5-tetrahydrobenzo[b][1,4]thiazepine 1,1-dioxide1
439088-19-4Elobixibat Methyl Ester Impurity1
439088-54-7Elobixibat Tetra Butyl Impurity1
439134-46-01-(3,4-Dichlorophenyl)-1,2-dihydronaphthalene1
439239-90-4Lasmiditan1
439239-92-6Lasmiditan Hemisuccinate1
439612-08-5Vibegron N-Boc Amino Alcohol Impurity1
439858-21-6(S)-(+)-1-[(4-Chlorophenyl)phenylmethyl]piperazine1
439937-61-84-(3-Butyl-1-imidazolio)-1-butanesulphonate, ≥98%1
440121-09-5Citalopram Carboxylic Acid Impurity1
440124-53-84 4 Dimethylamino 1 4 fluorophenyl 1 hydroxybutyl 3 hydroxymethyl benzoic acid1
440124-96-9Efavirenz USP Related Compound B1
440358-84-9Amlodipine Mesilate Monohydrate1
441019-91-6Acebutolol EP Impurity I1
441045-17-6Eribulin mesylate1
441796-13-0N-Despropyl-N-Ethyl Macitentan1
441797-83-7N-[5-(4-Bromophenyl)-6-chloro-4-pyrimidinyl]-N'-ethylsulfamide1
441798-25-0N-Despropyl-N-Methyl Macitentan1
441798-33-0Macitentan1
441798-36-3Macitentan Impurity C1
442129-37-56-Amino-2-chloro-3-picoline1
442201-24-3Remogliflozin Etabonate1
442526-91-2Ethyl 1-(6-amino-3,5-difluoropyridin-2-yl)-6-fluoro-7-(3-(isobutyryloxy)azetidin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylate1
442851-50-5Atorvastatin Dehydro Lactone1
442863-80-1(R)-Cetirizine N-Oxide1
443093-86-5N-((2'-Cyano-[1,1'-biphenyl]-4-yl)methyl)-N-pentanoyl-L-valine1
443642-59-94-Chloro-1H-Pyrrolo[2,3-D]Pyrimidine Sodium Salt1
443913-73-3Vandetanib1
443982-76-1Tapinarof Phosphate Impurity1
444289-17-2Pomalidomide Impurity 181
444315-16-6PSS-[3-(2-Aminoethyl)amino]propyl-Heptaisobutyl substituted1
444335-16-4(5R)-3-(4-Bromo-3-fluorophenyl)-5-(hydroxymethyl)-2-oxazolidinone1
444576-08-3Bortezomib D-mannitol1
444577-70-2Atorvastatin Diketo Amide Desfluoro Impurity1
444728-13-6Clopidogrel EP Impurity E1
444728-15-8(R)-Clopidogrel EP Impurity E1
444731-52-6Pazopanib1
444731-72-06-Amino-2,3-dimethyl-2H-indazole1
444731-73-12,3-Dimethyl-6-Nitro-2H-Indazole1
444731-74-2Pazopanib Pyrimidine impurity1
444731-75-3Pazopanib Impurity A1
444904-63-62-Amino-5,6-Dichloro-3,4-Dihydroquinazoline1
445473-58-51-Butyl-3-methylimidazolium octyl sulphate, ≥95% (HPLC)1
446254-47-3Amifampridine Phosphate1
446292-04-24-(4-Nitrophenyl)morpholin-3-one1
446292-07-5Rivaroxaban Phthalimido Descarbonyl Impurity1
446292-08-6Rivaroxaban EP Impurity G1
446292-10-0Rivaroxaban Aminomethyl Impurity1
446299-88-3Ozenoxacin Quinoline pyridine Ester Impurity1
446299-90-7Ozenoxacin ETHYL Ester Impurity1
447399-55-5Pyroxasulfone1
447460-43-72,6-Difluorobenzenesulfonyl fluoride1
448184-46-1N-Desethyl Vardenafil1
448184-48-3Vardenafil N-Oxide1
448184-56-3Vardenafil Impurity 41
448184-58-5Vardenafil Oxopiperazine (Impurity)1
448245-52-11-Butyl-3-methylimidazolium dicyanamide, ≥97% (HPLC)1
448904-47-0O-Des Methyl Venlafaxine Succinate1
448950-89-8Alprazolam EP Impurity G1
449742-44-3Turpinionoside D1
450360-74-4Badge-2bpa1
452092-31-8Moxifloxacin Difluoro Hydroxy Ethyl Ester1
452105-33-8Sunitinib Carboxylic Acid Impurity1
452339-71-8tert-Butyl 2-(2,2-dimethyl-4H-1,3-benzodioxin-6-yl)-2-oxoethylcarbamate1
452339-73-02-Oxazolidinone, 5-(2,2-dimethyl-4H-1,3-benzodioxin-6-yl)-, (5R)1
452340-96-45-(2,2-Dimethyl-4H-1,3-benzodioxin-6-yl)-1,3-oxazolidin-2-one1
452342-06-2Vilanterol Impurity 91
452342-07-3Vilanterol Impurity 101
454221-04-6Tapentadol EP Impurity A1
454479-37-9Posaconazole Impurity 1141
454646-55-0N-Cyano-N′-[4-(4-morpholinyl)phenyl]guanidine1
454713-13-4(R)-tert-Butyl 1-benzylpiperidin-3-ylcarbamate1
455270-59-41-Hexyl-2,3-dimethyl imidazolium chloride, 98%1
457071-73-7Buprenorphine Related Compound A CII(Secondary Standards traceble to USP)1
457614-32-3Dinotefuran DN1
457639-26-82,5-Dimethyl Celecoxib1
458532-88-23-Fluoro-4-pyridineboronic acid pinacol ester, 98%1
458535-34-7Piperazine-1,4-diylbis(cyclopropylmethanone)1
459789-97-0(3α,5β,6α)-6-Ethyl-3-hydroxy-7-oxo-cholan-24-oic Acid Ethyl Ester1
459789-98-1Ethyl1