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. | Substance | Grades |
|---|---|---|
| 176515-52-9 | Irinotecan Keto Impurity | 1 |
| 176593-07-0 | Pitavastatin Impurity 9 | 1 |
| 176652-07-6 | Artemisinin-d3 | 1 |
| 176655-56-4 | Ritonavir EP Impurity E | 1 |
| 176721-01-0 | α-(2,3-Dimethylphenyl)-1-(trityl)-1H-imidazole-4-methanol | 1 |
| 176721-02-1 | Dexmedetomidine Impurity III ((2,3-Dimethylphenyl)[1-(trityl)-1H-imidazol-4-yl]methanone) | 1 |
| 176721-03-2 | 1-Hydroxy N-Trityl Medetomidine | 1 |
| 176774-98-4 | Dihydro Artemisinin-d3 | 1 |
| 176775-77-2 | Nadifloxacin Impurity 1 | 1 |
| 176849-91-5 | Amisulpride EP impurity C | 1 |
| 176970-21-1 | N-(4-(7-Chloro-2,3-dihydro-1H-benzo[b]azepine-1-carbonyl)-3-methylphenyl)-2-methylbenzamide | 1 |
| 177034-57-0 | 4-((2-Isopropoxyethoxy)methyl)phenol | 1 |
| 177036-78-1 | Ambrisentan Hydroxyester Impurity | 1 |
| 177036-94-1 | Ambrisentan | 1 |
| 177216-32-9 | Ganciclovir EP Impurity J | 1 |
| 177219-40-8 | Irbesartan N-Valeryl Carboxamide | 1 |
| 177259-52-8 | N-Acetyl Deshydroxymethyl Fingolimod | 1 |
| 177260-59-2 | Fingolimod Monohydroxy Methyl Impurity | 1 |
| 177270-91-6 | Triazolomethylindole-3-acetic Acid | 1 |
| 177415-76-8 | 3,3'-Dimethyl-1,1'-diphenyl[4,4'-bi-1H-pyrazole]-5,5'-diol | 1 |
| 177472-29-6 | Levofloxacin Impurity 22 | 1 |
| 177472-30-9 | Levofloxacin EP Impurity H | 1 |
| 177476-76-5 | 4-Amino-3-methoxybenzonitrile | 1 |
| 177478-49-8 | Methyl 1,2,3,4-tetrahydroquinoline-6-carboxylate | 1 |
| 177530-93-7 | rac-Efavirenz | 1 |
| 177554-64-2 | Norfloxacin EP Impurity C | 1 |
| 177584-13-3 | Spiramycin EP Impurity C | 1 |
| 177584-14-4 | Spiramycin EP Impurity E | 1 |
| 177793-80-5 | (3S)-N-[[(1S)-1,2,3,4-Tetrahydro-1-naphthalenyl]methyl]-1-azabicyclo[2.2.2]octan-3-amine | 1 |
| 177838-59-4 | Diethyl Decarboxylated Compound | 1 |
| 177943-89-4 | DOTA-(Tyr3)-octreotate, 97% | 2 |
| 177991-81-0 | Thiocolchicoside EP Impurity G | 1 |
| 178064-13-6 | Bacopasaponin C | 1 |
| 178101-88-7 | L-Ascorbic acid-1 13C | 1 |
| 178119-94-3 | Fmoc-5-Hydroxy-L-tryptophan, 95% | 1 |
| 178172-26-4 | (S)-1-Boc-2,3-dihydro-2-pyrrolecarboxylic Acid | 1 |
| 178267-77-1 | 3-chloro-1-(4-hexylphenyl)propan-1-one | 1 |
| 178267-78-2 | Fingolimod Heptyl Impurity (Stage-3) | 1 |
| 178273-35-3 | Duloxetine N-Desmethyl (S)-Isomer | 1 |
| 178306-49-5 | Ambrisentan (R)-Hydroxy Acid Impurity | 1 |
| 178306-51-9 | 2-Hydroxy-3-methoxy-3,3-diphenylpropanoic Acid | 1 |
| 178306-52-0 | (S)-2-Hydroxy-3-methoxy-3,3-diphenylpropanoic acid | 1 |
| 178312-47-5 | Maraviroc Impurity 15 | 1 |
| 178383-76-1 | 4-Hydroxy Nebivolol | 1 |
| 178422-39-4 | Cefdinir Thiazine Analog | 1 |
| 178422-40-7 | Thiazolylacetyl Glycine Oxime Acetal | 1 |
| 178422-42-9 | Cefdinir Related Compound A | 1 |
| 178429-62-4 | Solriamfetol | 1 |
| 178429-65-7 | Solriamfetol hydrochloride | 1 |
| 178429-66-8 | Solriamfetol S-Enantiomer Impurity | 1 |
| 178451-13-3 | Raloxifene 6-Monomethyl Ether | 1 |
| 178456-36-5 | O-Acetyl Abacavir | 1 |
| 178481-89-5 | Chlorambucil EP Impurity G (ortho Chlorambucil) | 1 |
| 178554-16-0 | Losartan Impurity 14 | 1 |
| 178554-19-3 | 5-Despyrimidineethanethioamide-5-pyrimidineacetamide Fimasartan | 1 |
| 178601-88-2 | (E)-Cefdinir | 1 |
| 178601-89-3 | Cefdinir 7-Epimer | 1 |
| 178622-38-3 | N-Dihydrocinnamoylaminocaproic Acid | 1 |
| 178631-01-1 | 1-(2-Methoxyethyl)-3-methylimidazolium bis(trifluoromethylsulfonyl)imide,99% | 1 |
| 178631-05-5 | 1-Hexyl-3-methylimidazolium iodide, ≥98% (HPLC) | 1 |
| 178671-74-4 | N-(Aminoiminomethyl)-N′-(2-deoxy-α-D-erythro-pentofuranosyl)urea | 1 |
| 178671-77-7 | Azacetidine USP Related Compound C | 1 |
| 178677-39-9 | (E)-N-[2-(3,4-Dihydro-7-methoxy-1(2H)-naphthalenylidene)ethyl]acetamide | 1 |
| 178677-49-1 | N-(2-(7-Methoxy-1,2,3,4-tetrahydronaphthalen-1-yl)ethyl)acetamide | 1 |
| 178737-52-5 | (8R,9S,10R,13S,14S,17S)-13-Ethyl-17-ethynyl-17-hydroxy-1,2,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-3H-cyclopenta[a]phenanthren-3-one | 1 |
| 178738-48-2 | Amoxicillin Related Compound E | 1 |
| 178738-49-3 | (5S)-Amoxilloic Acid | 1 |
| 178912-62-4 | Levofloxacin EP Impurity I | 1 |
| 178928-70-6 | Prothioconazole | 1 |
| 178949-03-6 | Thiazolylacetylglycine Oxime | 1 |
| 178949-04-7 | Cefdinir Decarboxy Open Ring Lactone | 1 |
| 178964-53-9 | Levofloxacin EP Impurity E | 1 |
| 179070-90-7 | N-Hydroxy Riluzole | 1 |
| 179075-88-8 | 1-Butyl-3-methylimidazolium nitrate, ≥95% (HPLC) | 1 |
| 179101-81-6 | Pyridalyl | 1 |
| 179162-55-1 | Micafungin Side Chain Acid | 2 |
| 179162-64-2 | Methyl 4-(5-(4-(pentyloxy)phenyl)isoxazol-3-yl)benzoate | 1 |
| 179163-68-9 | Micafungin Impurity 20 | 1 |
| 179232-29-2 | Enzalutamide Impurity C | 1 |
| 179237-49-1 | 3-Hydroxy Midostaurin | 1 |
| 179324-69-7 | Bortezomib | 1 |
| 179324-86-8 | Bortezomib Amino R Isomer (Freebase) | 1 |
| 179324-87-9 | (R)-Boroleucine (1S,2S,3R,5S)-(+)-2,3-pinanediol ester trifluoroacetate, 97% | 2 |
| 179463-17-3 | Caspofungin Diacetate | 1 |
| 179471-96-6 | Minocycline EP Impurity A (HCl salt) | 1 |
| 179474-79-4 | 1-(3-Methoxypropyl)-4-piperidinamine | 1 |
| 179474-81-8 | Prucalopride | 1 |
| 179474-85-2 | Prucalopride Succinate | 1 |
| 179531-53-4 | Zanamivir EP Impurity D | 1 |
| 179531-57-8 | Zanamivir EP Impurity H | 1 |
| 179552-74-0 | N-(3-Chloro-4-fluorophenyl)-7-methoxy-6-nitroquinazolin-4-amine | 1 |
| 179552-75-1 | N4-(3-Chloro-4-fluorophenyl)-7-methoxyquinazoline-4,6-diamine | 1 |
| 179555-10-3 | 5-Cyano-2-amino-4-picoline, 97% | 1 |
| 179688-13-2 | Erlotinib Chloro Impurity (Hydrochloride) | 1 |
| 179688-26-7 | Ethyl 4,5-Bis(2-methoxyethoxy)-2-nitrobenzoate | 1 |
| 179688-27-8 | Ethyl 2-amino-4,5-bis(2-methoxyethoxy)benzoate | 1 |
| 179688-29-0 | Erlotinib Lactam Impurity | 1 |
| 179688-52-9 | 6-Hydroxy-7-methoxy-4(1H)-quinazolinone | 1 |
| 179688-53-0 | 3,4-Dihydro-7-methoxy-4-oxoquinazolin-6-yl acetate | 1 |
| 179897-89-3 | 5-Bromo-2-fluorobenzonitrile, 97% | 1 |
| 179952-04-6 | (R)-O-Desmethyl Rabeprazole Impurity | 1 |
| 179952-05-7 | (S)-O-Desmethyl Rabeprazole Impurity | 1 |
| 180004-24-4 | Indapamide Hemihydrate | 1 |
| 180048-73-1 | Firocoxib Impurity 1 | 1 |
| 180064-38-4 | Minodronic Acid | 1 |
| 180200-66-2 | Gatifloxacin Sesquihydrate | 1 |
| 180272-28-0 | Solifenacin EP Impurity I | 1 |
| 180272-45-1 | (R)-1-Phenyl-1,2,3,4-tetrahydroisoquinoline | 1 |
| 180288-69-1 | Trastuzumab | 1 |
| 180342-63-6 | Praziquantel Oxide Impurity (RRT0.63) | 1 |
| 180468-38-6 | (1S,3S)-Solifenacin Hydrochloride | 1 |
| 180468-40-0 | (1R,3S)-Solifenacin Hydrochloride | 1 |
| 180468-42-2 | Ethyl | 1 |
| 180570-71-2 | Fmoc-D-Asn(Trt)-OH, 97% | 1 |
| 180587-75-1 | (R)-9-[2-(Diethylphosphonomethoxy)propyl] Adenine | 1 |
| 180603-76-3 | Candesartan N2-Glucuronide | 1 |
| 180603-77-4 | Candesartan Acyl-Glucuronide | 1 |
| 180635-74-9 | 3-(4-Trifluoromethyl phenyl)propan-1-ol | 1 |
| 180637-88-1 | Eletriptan Dehydro Acetyl Impurity | 1 |
| 180637-89-2 | Eletriptan Related Compound 02 | 1 |
| 180854-85-7 | 2-Chloro-N-[2-(2-chlorobenzoyl)-4-nitrophenyl]acetamide | 1 |
| 180868-97-7 | Lamotrigine Dioxo Impurity | 1 |
| 180898-37-7 | Bisdisulizole Disodium | 1 |
| 180916-16-9 | Lasofoxifene | 1 |
| 180966-61-4 | Mexiletine 6-Desmethyl 4-Methyl Impurity | 1 |
| 181065-46-3 | p-NH₂-Bn-DOTA, ≥94% | 1 |
| 181112-35-6 | Loperamide Related Compound F | 1 |
| 181139-72-0 | Montelukast (3S)-Hydroxy Methyl Ester Impurity | 1 |
| 181140-34-1 | N-(R)-Glycidyl Phthalimide | 1 |
| 181178-24-5 | Didesmethyl Almotriptan | 1 |
| 181183-52-8 | Almotriptan Maleate | 1 |
| 181266-82-0 | Europium(III) 2,4-pentanedionate, hydrate, 99.9% | 1 |
| 181289-15-6 | (±)-3-(Carbamoylmethyl)-5-methylhexanoic Acid (CMH) | 1 |
| 181289-16-7 | Pregabalin 3-Cyano Impurity | 1 |
| 181289-17-8 | Ethyl 3-cyano-5-methylhexanoate | 1 |
| 181289-23-6 | Pregabalin EP Impurity A | 1 |
| 181289-25-8 | (3S)-3-(2-Methoxy-2-oxoethyl)-5-methylhexanoic Acid | 1 |
| 181289-33-8 | (R)-(-)-3-(Carbamoylmethyl)-5-methylhexanoic acid | 2 |
| 181289-34-9 | (3S)-3-(2-Amino-2-oxoethyl)-5-methylhexanoic Acid | 1 |
| 181289-37-2 | (S)-3-Cyano-5-methylhexanoic acid | 1 |
| 181289-38-3 | (R)-3-Cyano-5-methyl hexanoic acid ethyl ester | 1 |
| 181289-39-4 | (S)-Ethyl 3-cyano-5-methylhexanoate | 1 |
| 181372-38-3 | (Z)-3-(Cyclohexylmethylene)isobenzofuran-1(3H)-one | 1 |
| 181434-85-5 | Lauroyl Arginine Hydrochloride | 1 |
| 181525-38-2 | 9-Hydroxy-3-(2-hydroxyethyl)-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one | 1 |
| 181527-42-4 | 11-Propionate 21-Chloro Diflorasone | 1 |
| 181528-64-3 | Artemether Tetrahydrofuran Acetate | 1 |
| 181587-01-9 | Ethiprole | 1 |
| 181695-72-7 | Valdecoxib | 1 |
| 181696-12-8 | 4-(5-Methyl-4-phenylisoxazol-3-yl)benzenesulfonamide | 1 |
| 181696-35-5 | Valdecoxib Sulfonic Acid | 1 |
| 181696-73-1 | 4,5-Dihydro-5-methyl-3,4-diphenyl-5-isoxazolol | 1 |
| 181705-93-1 | 4-Fluorophenylzinc bromide solution, 0.5 M in THF | 1 |
| 181828-06-8 | Sodium polyaspartate, 99.5% | 1 |
| 181931-30-6 | Miconazole EP Impurity H | 1 |
| 181952-24-9 | Fmoc-Tyr(SO3H)-OH | 1 |
| 182004-72-4 | Pyrazolo Minocycline | 1 |
| 182009-04-7 | Pemetrexed EP Impurity E | 1 |
| 182068-96-8 | Loteprednol Impurity 7 | 1 |
| 182069-19-8 | Prednisolone 20-Ethyl Ester Impurity | 1 |
| 182176-43-8 | 2-Octyl-1-tetradecanol | 1 |
| 182192-86-5 | 1,1-Dimethylethyl N-[(1S)-2-[1,1′-biphenyl]-4-yl-1-formylethyl]carbamate | 1 |
| 182230-43-9 | Voriconazole USP Related Compound A | 1 |
| 182290-77-3 | Cefadroxil Sulfoxide | 1 |
| 182349-12-8 | Rupatadine Fumarate | 1 |
| 182369-73-9 | Voriconazole EP Impurity B | 1 |
| 182410-00-0 | Betadex Sulfobutyl Ether Sodium USP 1 Reference Standard | 2 |
| 182430-98-4 | Lomitapide Metabolite M9 | 1 |
| 182431-12-5 | Lomitapide | 1 |
| 182439-11-8 | Lomitapide M3 | 1 |
| 182439-41-4 | Lomitapide M1 | 1 |
| 182507-22-8 | Raloxifene 4'-Glucuronide | 1 |
| 182624-54-0 | 17α-Estradiol 17-Valerate | 1 |
| 182627-95-8 | Brimonidine-2,3-dione | 1 |
| 182628-02-0 | N-(5-Bromoquinoxalin-6-yl)cyanamide | 1 |
| 182676-90-0 | 5-Hydroxy Albuterol | 1 |
| 182685-55-8 | (E,E)-1,1'-((((5-Methyl-1H-imidazole-2,4-diyl)bis(methylene))bis(sulfanediyl))bis(ethane-2,1-diyl))bis(2-cyano-3-methylguanidine) | 1 |
| 182760-06-1 | Ravuconazole | 1 |
| 182808-04-4 | Prucalopride Impurity D | 1 |
| 182808-16-8 | 4-Amino-5-chloro-2,3-dihydro, 7-Benzofurancarboxamide | 1 |
| 182815-44-7 | Colesevelam Hydrochloride | 1 |
| 182956-86-1 | Nimesulide EP Impurity C (Conjugate Acid) | 1 |
| 183004-94-6 | [(1S,2R)-1-Benzyl-2-hydroxy-3-[isobutyl-[(4-aminophenyl)sulfonyl]amino] propyl]carbamic Acid tert-Butyl Ester | 1 |
| 183016-21-9 | 3-Toluoyl Decitabine | 1 |
| 183016-22-0 | ((2R,3S,5R)-5-(4-Amino-2-oxo-1,3,5-triazin-1(2H)-yl)-3-hydroxytetrahydrofuran-2-yl)methyl 4-methylbenzoate | 1 |
| 183133-94-0 | CBT-1A-Cabazitaxel Impurity | 1 |
| 183133-95-1 | N',O'-(4-Methoxybenzylidene)cabazitaxel | 1 |
| 183133-96-2 | Cabazitaxel WS | 1 |
| 183193-59-1 | 2-Np-amoz | 1 |
| 183198-48-3 | N-Methyl Iso Desloratadine | 1 |
| 183198-49-4 | Desloratadine EP Impurity B | 1 |
| 183204-72-0 | Tipiracil Hydrochloride | 1 |
| 183204-74-2 | Tipiracil | 1 |
| 183205-17-6 | Tipiracil Impurity 3 | 1 |
| 183208-35-7 | 5-Bromo-7-azaindole, 97% | 1 |
| 183246-46-0 | O-Acetyl Ritonavir | 1 |
| 183278-30-0 | Bis(4-Sulfobutyl)Ether Disodium | 1 |
| 183288-44-0 | Tert-Butyl4-(2-carbamoylbenzofuran-5-yl)piperazine-1-carboxylate | 1 |
| 183288-46-2 | 5-Piperazin-1-yl-1-benzofuran-2-carboxamide | 1 |
| 183288-47-3 | Vilazodone Impurity-V (Int-A) | 1 |
| 183319-69-9 | Erlotinib Hydrochloride | 1 |
| 183320-12-9 | Erlotinib Didesmethyl Hydrochloride Salt Impurity | 1 |
| 183320-15-2 | Erlotinib In-House Impurity-V | 1 |
| 183320-19-6 | 7-O-Desmethoxy-7-O-chloroethyl Erlotinib Hydrochloride | 1 |
| 183320-24-3 | Erlotinib In-House Impurity-VI | 1 |
| 183320-29-8 | Erlotinib O-Desmethyl Isomer Metabolite | 1 |
| 183320-51-6 | Desmethyl Erlotinib Hydrochloride | 1 |
| 183321-74-6 | Erlotinib | 3 |
| 183321-82-6 | Erlotinib impurity, 6,7-bis(2-chloroethoxy) | 1 |
| 183321-83-7 | Erlotinib EP Impurity J | 1 |
| 183321-84-8 | Erlotinib Didesmethyl Impurity | 1 |
| 183321-85-9 | Erlotinib Hydrochloride - Impurity H | 1 |
| 183321-86-0 | Desmethyl Erlotinib | 1 |
| 183322-16-9 | Ethyl 3,4-bis(2-methoxyethoxy)benzoate | 1 |
| 183322-17-0 | Ethyl 2-amino-4,5-bis(2-methoxyethoxy)benzoate Hydrochloride | 1 |
| 183322-18-1 | Erlotinib Chloro Impurity (Freebase) | 1 |
| 183322-19-2 | Erlotinib EP Impurity G | 1 |
| 183322-20-5 | Erlotinib EP Impurity I | 1 |
| 183322-21-6 | Erlotinib Impurity 1 | 1 |
| 183365-34-6 | Erlotinib O-Desmethyl Isomer Metabolite (Hydrochloride) | 1 |
| 183385-06-0 | Desthio-desacetylmethyl-7-ACA | 1 |
| 183475-21-0 | Acetoxybutyl Aminopurine | 1 |
| 183476-82-6 | Ascorbyl Tetraisopalmitate | 1 |
| 183483-15-0 | Loratadine 3-Hydroxy Impurity | 1 |
| 183620-20-4 | Anagrelide Impurity 44 | 1 |
| 183626-76-8 | Ipratropium EP Impurity E | 1 |
| 183675-82-3 | Penthiopyrad | 1 |
| 183814-30-4 | Formoterol fumarate dihydrate | 1 |
| 183871-34-3 | Posaconazole Desformyl Impurity | 1 |
| 183871-36-5 | Posaconazole Intermediate 4 | 1 |
| 183990-46-7 | Salcaprozic Acid | 1 |
| 184006-60-8 | Clenbuterol-D9 hydrochloride | 1 |
| 184042-90-8 | 4-(Tert-Butoxymethyl)Piperidine | 1 |
| 184043-01-4 | ((3-Methyl-1,2,3,4-tetrahydroquinolin-8-yl)sulfonyl)-L-arginine | 1 |
| 184177-81-9 | Posaconazole Hydroxy Carbamate Impurity | 1 |
| 184177-83-1 | Posaconazole BHB S,S-Isomer | 1 |
| 184177-88-6 | Posaconazole tert-butyloxycarbonyl(Boc) Impurity | 2 |
| 184378-04-9 | Posaconazole CPD-4 | 1 |
| 184475-35-2 | Gefitinib | 2 |
| 184475-50-1 | Gefitinib 3,4-Difluoro Impurity | 1 |
| 184475-68-1 | Gefitinib 3,4-Difluoro Impurity Hydrochloride | 1 |
| 184475-71-6 | O-Desmorpholinopropyl Gefitinib | 1 |
| 184637-48-7 | 3-Amino-1-N-Boc-piperidine | 1 |
| 184686-52-0 | Goserelin EP Impurity B | 1 |
| 184696-69-3 | Desacetyl-7-ACA Lactone | 1 |
| 184698-69-9 | 2,3,4-Tri-O-benzyl-α-D-glucuronic acid benzyl ester trichloroacetimidate | 1 |
| 184763-26-6 | Montelukast (R)-Hydroxy Metabolite | 1 |
| 184763-29-9 | Montelukast (S)-Hydroxy Metabolite | 1 |
| 184763-44-8 | Montelukast S-Sulfoxide | 1 |
| 184763-47-1 | Montelukast Sulphoxide Impurity | 1 |