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CAS number index
39,377 CAS Registry Numbers in numeric order. A number with several grades opens a comparison page, a single match opens the product.
| CAS number | Substance | Listings |
|---|---|---|
| 1318074-27-9 | s,s-endo-Lurasidone Hydrochloride | 1 |
| 1318735-00-0 | (R)-2-Methyl-3-(4-(4-(4-(trifluoromethoxy)phenoxy)piperidin-1-yl)phenoxy)propane-1,2-diol | 1 |
| 1318777-54-6 | Lacosamide EP Impurity B | 1 |
| 1318777-56-8 | N-Descarboxymethyl-N-carboxyethyl Lacosamide | 1 |
| 1319197-71-1 | Clopidogrel N-Oxide | 1 |
| 1320211-70-8 | R-Pralatrexate | 1 |
| 1320346-37-9 | Pemetrexed Dibromo Impurity | 1 |
| 1320360-86-8 | Olanzapine Thiohydroxymethylidene | 1 |
| 1320360-87-9 | Olanzapine Thioacetoxymethylidene | 1 |
| 1321600-78-5 | Imatinib N-Acetyl Impurity | 1 |
| 1322062-57-6 | Decarboxy Moxifloxacin | 1 |
| 1322062-76-9 | (R)-2-Amino-N-benzyl-3-methoxypropanamide Hydrochloride | 1 |
| 1322625-10-4 | Florfenicol Chloro Analogue | 1 |
| 1322681-36-6 | Mycophenolate Mofetil Impurity A | 1 |
| 1322681-37-7 | Mycophenolate Mofetil EP Impurity D | 1 |
| 1322767-63-4 | Edaravone Impurity P3 (Sodium Salt) | 1 |
| 1323247-65-9 | Cephalexin Diketopiperazine Monoacid | 1 |
| 1323437-06-4 | Spectinomycin EP Impurity F | 1 |
| 1323437-07-5 | Spectinomycin EP Impurity G (Free Base) | 1 |
| 1323485-71-7 | Edaravone Impurity P3 | 1 |
| 1323940-30-2 | [U-13C4]-Piperazine dihydrochloride | 1 |
| 1325210-62-5 | Rivaroxaban Open Ring S-isomer (USP) | 1 |
| 1325559-14-5 | Tulobuterol-d9 Hydrochloride | 1 |
| 1325559-18-9 | Mapenterol-D11 Hydrochloride | 1 |
| 1325559-19-0 | Mefenamic Acid-13C6 | 1 |
| 1325559-20-3 | Closantel-13C6 | 1 |
| 1325559-27-0 | Diacerein-d6 | 1 |
| 1325559-31-6 | Nitroxinil-13C6 | 1 |
| 1326302-97-9 | Rosuvastatin Impurity 71 | 1 |
| 1328893-13-5 | 1H-Pyrazole-3-carboxamide, 5-Bromo-N-methyl | 1 |
| 1328893-14-6 | 2,6-Dichloro-4-methyl-11H-pyrido[2,1-b]quinazolin-11-one | 1 |
| 1328934-40-2 | Ribociclib-d6 | 1 |
| 1329474-59-0 | N-Acetyl-N,O-bis(tert-butoxycarbonyl) Serotonin | 1 |
| 1329488-46-1 | O-Desmethyl Mebeverine Acid D5 | 1 |
| 1329502-92-2 | Irinotecan Carboxylate Sodium Salt | 1 |
| 1329611-47-3 | Tamsulosin EP Impurity H | 1 |
| 1329611-51-9 | Finasteride EP Impurity C | 1 |
| 1329612-81-8 | Citalopram EP Impurity E Oxalate | 1 |
| 1329613-31-1 | Acebutolol EP Impurity H | 1 |
| 1329613-85-5 | Betaxolol EP Impurity E | 1 |
| 1329614-18-7 | Domperidone-d6 | 1 |
| 1329624-51-2 | N-Acetyl-O-tert-butoxycarbonyl Serotonin | 1 |
| 1329643-40-4 | Propafenone EP Impurity F | 1 |
| 1329651-19-5 | 4-Nitrobenzoyl Varenicline | 1 |
| 1329745-98-3 | Citalopram EP Impurity G | 1 |
| 1329795-85-8 | α,4-Di-O-acetyl Vanillylmandelic Acid Ethyl Ester | 1 |
| 1329795-88-1 | Venlafaxine EP Impurity H | 1 |
| 1329796-66-8 | Risperidone EP Impurity I | 1 |
| 1329799-67-8 | 2-Pyridylacetic acid-d6 Hydrochloride | 1 |
| 1329834-60-7 | Tenoxicam D4 | 1 |
| 1329834-94-7 | N-Benzyl N-Demethyl Trimebutine | 1 |
| 1329835-68-8 | 7-Cyano DAMPA Ethyl Ester | 1 |
| 1329837-64-0 | N-Acetyl-N-tert-butoxycarbonyl Serotonin | 1 |
| 1330076-52-2 | Salmeterol USP RC H | 1 |
| 1330164-22-1 | 2-Oxoacetamide | 1 |
| 1330165-98-4 | Acebutolol EP Impurity G | 1 |
| 1330166-13-6 | Almotriptan Dimer Impurity | 1 |
| 1330166-42-1 | Rhein-13C6 | 1 |
| 1330171-28-2 | 5-Sulfooxymethylfurfural Sodium | 1 |
| 1330172-81-0 | Bupivacaine EP Impurity E | 1 |
| 1330183-13-5 | Bendroflumethiazide-d5 | 1 |
| 1330265-87-6 | N,N'-Diacetyl DAMPA Ethyl Ester | 1 |
| 1330266-04-0 | Ramosetron-d3 Hydrochloride | 1 |
| 1330277-46-7 | rac-Mirabegron | 1 |
| 1330286-48-0 | (S)-Acetamidomethyl-l-penicillamine, HCl | 1 |
| 1330286-50-4 | (3S,7AR)-Tetrahydro-3-(trichloromethyl)-1H,3H-pyrrolo[1,2-c]oxazol-1-one | 1 |
| 1330632-46-6 | 4-(2-Methylpropoxy)-1,3-benzenedicarbothioamide | 1 |
| 1330632-47-7 | Dimethyl 2,2'-(4-isobutoxy-1,3-phenylene)bis(4-methylthiazole-5-carboxylate) | 1 |
| 1330632-48-8 | Febuxostat Dithiazole Acid Impurity | 1 |
| 1331636-17-9 | Meloxicam EP Impurity D | 1 |
| 1331637-48-9 | Ranitidine EP Impurity J | 1 |
| 1331642-68-2 | 2-(Dibutylamino)-2-[(9Z)-2,7-dichloro-9-[(4-chlorophenyl)methylidene]fluoren-4-yl]ethanol | 1 |
| 1331643-17-4 | 3-Keto Fluvastatin Sodium | 1 |
| 1331643-44-7 | (Z)-2-(2-Tritylaminothiazol-4-yl)-2-methoxyiminoacetic Acid Methyl Ester | 1 |
| 1331655-50-5 | Acepromazine-d6 Maleate | 1 |
| 1331665-54-3 | Nordoxepin-d3 Hydrochloride | 1 |
| 1331668-21-3 | Alpha-Hydroxy olopatadine hydrochloride | 1 |
| 1331741-55-9 | Ligand 19 | 1 |
| 1331741-56-0 | Ligand 7 | 1 |
| 1331741-57-1 | Ligand 8 | 1 |
| 1331741-58-2 | Ligand 22 | 1 |
| 1331741-59-3 | Ligand 33 | 1 |
| 1331741-60-6 | Ligand 24 | 1 |
| 1331822-32-2 | Olopatadine USP Related Compound A | 1 |
| 1331847-17-6 | 2-Amino-7-cyclopentyl-N,N-dimethyl-7H-pyrrolo[2,3-d]pyrimidine-6-carboxamide | 1 |
| 1331869-19-2 | Atorvastatin Diketoene Impurity | 1 |
| 1331908-02-1 | Valsartan-d3 | 1 |
| 1332300-71-6 | 3-Amino-2-fluoro-N-methylbenzamide | 1 |
| 1332356-31-6 | 3,5-Difluoro-4-[4-(4-fluorophenyl)piperidin-1-yl]aniline | 1 |
| 1332388-83-6 | Ethyl 4-(7-(6-cyano-5-(trifluoromethyl)pyridin-3-yl)-8-oxo-6-thioxo-5,7-diazaspiro[3.4]octan-5-yl)-2-fluorobenzoate | 1 |
| 1332389-57-7 | 4-(7-(6-Cyano-5-(trifluoromethyl)pyridin-3-yl)-8-oxo-6-thioxo-5,7-diazaspiro[3.4]octan-5-yl)-N-methylbenzamide | 1 |
| 1332391-04-4 | Apalutamide Acid Impurity | 1 |
| 1332391-11-3 | N-Desmethyl apalutamide | 1 |
| 1332391-92-0 | 6,8-Dioxo Apalutamide | 1 |
| 1332499-75-8 | Delta 2-Cefotetan | 1 |
| 1332524-01-2 | Enzalutamide Impurity H | 1 |
| 1332524-02-3 | Enzalutamide Impurity D | 1 |
| 1332612-57-3 | Clopidogrel Ethyl Ester Sulfate | 1 |
| 1332713-64-0 | Losartan EP Impurity F | 1 |
| 1332724-03-4 | Citalopram EP Impurity B Oxalate | 1 |
| 1332724-08-9 | Citalopram EP Impurity E (HBr salt) | 1 |
| 1332981-14-2 | (3R,8S,9S,12S) Atazanavir | 1 |
| 1332981-16-4 | Atazanavir EP Impurity G | 1 |
| 1333110-38-5 | N-Ethyl Pioglitazone | 1 |
| 1333110-79-4 | N-Methyl Pioglitazone | 1 |
| 1333122-78-3 | Pidotimod Methyl Ester | 1 |
| 1333145-89-3 | Monomethyl Varenicline Impurity | 1 |
| 1333234-71-1 | 2-(3-(Diisopropylamino)-1-phenylpropyl)-4-formylphenyl Isobutyrate | 1 |
| 1334321-39-9 | Boc-3-Hydroxy-1-adamantyl-L-glycine | 1 |
| 1334378-92-5 | Sulfamethizole-13C6 | 1 |
| 1334423-12-9 | 1-(4-(4-(((2R,4S)-2-((1H-Imidazol-1-yl)methyl)-2-(2-chlorophenyl)-1,3-dioxolan-4-yl)methoxy)phenyl)piperazin-1-yl)ethan-1-one | 1 |
| 1334500-11-6 | 4-[4-(Ethylcarbamoyl)-3-fluorophenyl]phenylacetic acid | 1 |
| 1334513-02-8 | (R)-Sofosbuvir Pentafluorophenoxy Analogue | 1 |
| 1334532-21-6 | (R)-Butyryl Carnitine-d3 Chloride | 1 |
| 1334613-51-2 | Methyl 3-bromo-4-methoxy-5-methylbenzoate | 1 |
| 1334782-79-4 | 1-(2-((1R)-2,3-Dihydro-5-(6-methyl-4-pyrimidinyl)-1H-inden-1-yl)-2,7-diazaspiro(3.5)non-7-yl)-2-(2-methylimidazo(2,1-b)thiazol-6-yl)ethanone | 1 |
| 1334850-99-5 | MitoTEMPO, ≥98% (HPLC) | 1 |
| 1335110-44-5 | Rosuvastatin FP Impurity B, Rosuvastatin EP Impurity H (Calcium salt) | 1 |
| 1335202-59-9 | Febuxostat sec-Butoxy Acid | 1 |
| 1335202-60-2 | Febuxostat Descarboxy Impurity | 1 |
| 1335210-23-5 | 1-(2,2-Dimethoxyethyl)-5-methoxy-6-(methoxycarbonyl)-4-oxo-1,4-dihydropyridine-3-carboxylic Acid | 1 |
| 1335210-24-6 | (3S,11AR)-6-Methoxy-3-methyl-5,7-dioxo-2,3,5,7,11,11a-hexahydrooxazolo[3,2-a]pyrido[1,2-d]pyrazine-8-carboxylic Acid | 1 |
| 1335210-25-7 | (3S,11AR)-N-(2,4-Difluorobenzyl)-6-methoxy-3-methyl-5,7-dioxo-2,3,5,7,11,11a-hexahydrooxazolo[3,2-a]pyrido[1,2-d]pyrazine-8-carboxamide | 1 |
| 1335210-34-8 | Dolutegravir Impurity 21 | 1 |
| 1335210-35-9 | O-Methyl Dolutegravir | 1 |
| 1335440-44-2 | (S)-9,18,23-Trioxo-2,5,11,14-tetraoxa-8,17,22-triazanonatriacontane-1,21,39-tricarboxylic acid | 1 |
| 1335475-19-8 | Cefixime EP Impurity B | 1 |
| 1335523-82-4 | (S)-3-(4-Bromophenyl)piperidine, extra pure >98% | 1 |
| 1335555-87-7 | Cefixime Sulfoxide | 1 |
| 1336754-69-8 | (R)-3-(4-Bromophenyl)piperidine, extra pure >99% | 1 |
| 1337482-15-1 | Sofosbuvir 3'-O-Phosphoramidate | 1 |
| 1337482-17-3 | Sofosbuvir 3',5'-Bis-(S)-phosphate | 1 |
| 1337529-56-2 | Pentafluoro Sofosbuvir Impurity | 1 |
| 1337563-47-9 | Varenicline Di N-Oxide Hydrochloride Impurity | 2 |
| 1337856-57-1 | 6-Chloro-8-fluoro-3,4-dihydronaphthalen-2(1H)-one | 1 |
| 1337857-08-5 | 6-Bromo-8-fluoro-tetralin-2-one | 1 |
| 1337859-03-6 | 8-Chloro-6-fluoro-3,4-dihydronaphthalen-2(1H)-one | 1 |
| 1337861-29-6 | 7-Chloro-6-fluoro-3,4-dihydro-2(1H)-naphthalenone | 1 |
| 1337917-44-8 | Misoprostol acid-d5 | 1 |
| 1337966-15-0 | Benzydamine EP Impurity D | 1 |
| 1337972-89-0 | Levonorgestrel EP Impurity C | 1 |
| 1338055-88-1 | Colistin B Sulfate | 1 |
| 1338225-97-0 | Doravirine | 1 |
| 1338231-09-6 | NOTA-NHS ester, 90% | 1 |
| 1338375-19-1 | 1,1-Dimethylethyl (2R)-3-ethoxy-5,6-dihydro-2-methyl-1(2H)-pyrazinecarboxylate | 1 |
| 1338452-54-2 | Everolimus-d4 | 1 |
| 1338549-02-2 | Methylprednisolone EP Impurity D | 1 |
| 1338677-76-1 | 6-(3-Aminopiperidin-1-yl)-3-methylpyrimidine-2,4(1H,3H)-dione | 1 |
| 1338800-81-9 | Anastrozole Diacid Impurity | 1 |
| 1338830-33-3 | Telmisartan Impurity-B (Stage-VI) | 1 |
| 1338830-37-7 | Telmisartan EP Impurity B Methyl Ester | 1 |
| 1339156-10-3 | N-Ethyl-N-(1-methylethyl)ethanimidamide | 1 |
| 1339955-47-3 | (R)-8-(3-Aminopiperidin-1-yl)-3,7-dimethyl-1-((4-methylquinazolin-2-yl)methyl)-3,7-dihydro-1H-purine-2,6-dione | 1 |
| 1339955-49-5 | (R)-3-((6-(3-Aminopiperidin-1-yl)-3-methyl-2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)methyl)benzonitrile | 1 |
| 1340593-59-0 | Oteseconazole | 1 |
| 1341219-46-2 | (S)-1-Nitrosopyrrolidin-3-ol | 1 |
| 1343498-72-5 | Regorafenib Desmethyl Impurity | 1 |
| 1344032-05-8 | Gabapentin Lactom Impurity | 1 |
| 1344146-62-8 | 2-Methyl-3-sulfanylphenol | 1 |
| 1344557-18-1 | (R)-1-(5-Methylnaphthalen-1-yl)ethan-1-amine | 1 |
| 1345202-52-9 | (2S)-2-(6-Fluorochroman-2-yl)-2-Hydroxyethyl Acetate | 1 |
| 1345202-53-0 | (S)-2-((R)-6-Fluorochroman-2-yl)-2-(tosyloxy)ethyl acetate | 1 |
| 1345413-20-8 | (1S,2R)-2-(3,4-Difluorophenyl)-cyclopropanamine | 1 |
| 1345510-43-1 | Ferric Derisomaltose | 1 |
| 1345822-86-7 | Sitagliptin Phosphate EP Impurity C | 1 |
| 1345822-87-8 | Sitagliptin Phosphate EP Impurity B | 1 |
| 1345847-71-3 | Methyl 1-((4-fluorophenyl)carbamoyl)cyclopropane-1-carboxylate | 1 |
| 1345982-69-5 | Linerixibat | 1 |
| 1346148-32-0 | Methyl 5-fluoro-3-methylpicolinate | 1 |
| 1346238-10-5 | Febuxostat Isopropyl Ester | 1 |
| 1346238-13-8 | Febuxostat (n-1) | 1 |
| 1346240-11-6 | N3-Methyl Esomeprazole | 1 |
| 1346242-31-6 | Rivastigmine Carbamate Impurity | 1 |
| 1346242-32-7 | Rivastigmine Ether Impurity (USP) | 1 |
| 1346242-81-6 | Erdafitinib | 1 |
| 1346558-08-4 | Dehydro Ivabradine Oxalate | 1 |
| 1346562-34-2 | Nebivolol Impurity 1 | 1 |
| 1346597-36-1 | Isopropyl Tenofovir | 1 |
| 1346597-39-4 | 2-Hydroxy Irinotecan | 1 |
| 1346597-50-9 | Ethyl n-boc-2-thiomorpholinecarboxylate | 1 |
| 1346597-75-8 | Mepivacaine N-Oxide | 1 |
| 1346597-81-6 | Bupivacaine N-oxide | 1 |
| 1346597-95-2 | Dimetindene EP Impurity H | 1 |
| 1346597-97-4 | rac-trans-4-Defluoro-4-ethoxy Paroxetine Hydrochloride | 1 |
| 1346598-11-5 | Domperidone EP Impurity B | 1 |
| 1346598-14-8 | Ganciclovir EP Impurity D | 1 |
| 1346598-28-4 | Lansoprazole Impurity H | 1 |
| 1346598-34-2 | 5-Fluoro Paliperidone | 1 |
| 1346598-39-7 | N-Acetylpiperazine-N'-(4-phenol) Ketoconazole | 1 |
| 1346598-44-4 | Minocycline EP Impurity H | 1 |
| 1346598-45-5 | Adefovir Diphosphate Triethylamine Salt | 1 |
| 1346598-52-4 | Irbesartan Dimer Impurity | 1 |
| 1346598-58-0 | Isavuconazole-d4 | 1 |
| 1346598-64-8 | 2-Benzothiazolethiol-d4 | 1 |
| 1346598-72-8 | 4-Chloro Bupropion Hydrochloride | 1 |
| 1346598-98-8 | 1,5-Diaminonaphthalene-d6 | 1 |
| 1346599-09-4 | Duloxetine 2-Naphthalenol Impurity | 1 |
| 1346599-35-6 | Trazodone EP Impurity E | 1 |
| 1346599-45-8 | Azilsartan-d5 | 1 |
| 1346599-76-5 | Adapalene EP Impurity B | 1 |
| 1346599-85-6 | 5-Methoxy-1-((4-methoxy-3,5-dimethylpyridin-2-yl)methyl)-2-(((4-methoxy-3,5-dimethylpyridin-2-yl)methyl)sulfinyl)-1h-benzo[d]imidazole | 1 |
| 1346600-19-8 | 4-(Methylnitrosamino)-1-(3-pyridyl)-1-butanone-13C6 | 1 |
| 1346600-26-7 | Naratriptan Impurity E (Hydrochloride) | 1 |
| 1346600-29-0 | N-(4-Methoxy-3,5-dimethyl-2-pyridinyl)methyl Omeprazole Sulfide | 1 |
| 1346600-30-3 | 8-Dechloro-7-chloro-N-methyl Desloratadine | 1 |
| 1346600-38-1 | rac Dehydro-O-desmethyl Venlafaxine | 1 |
| 1346600-43-8 | Cis-4-(4-Chlorophenyl)cyclohexanecarboxylic Acid | 1 |
| 1346600-54-1 | Glipizide EP Impurity D | 1 |
| 1346600-61-0 | 8-Dechloro-10-chloro Desloratadine | 1 |
| 1346600-85-8 | Zolpidem Tartrate - Impurity A | 1 |
| 1346600-86-9 | Methocarbamol-d3 | 1 |
| 1346601-19-1 | Bisoprolol Hydroxyethyl Ester Impurity | 1 |
| 1346601-53-3 | 8-Dechloro-7-chloro Desloratadine | 1 |
| 1346601-55-5 | O-Desmethyl Venlafaxine Cyclic Impurity | 1 |
| 1346601-58-8 | 3-(Methylmaleimido)propionic Acid N-Succinimidyl Ester | 1 |
| 1346601-75-9 | Bisoprolol EP Impurity N | 1 |
| 1346601-76-0 | Oxcarbazepine EP Impurity K | 1 |
| 1346601-82-8 | Deferiprone-d3 | 1 |
| 1346602-12-7 | Dapsone-d4 | 1 |
| 1346602-28-5 | Risperidone EP Impurity E | 1 |
| 1346602-34-3 | Prochlorperazine EP Impurity C | 1 |
| 1346602-50-3 | Domperidone EP Impurity E | 1 |
| 1346602-59-2 | N-Desisopropyl-N-formyl Bisoprolol | 1 |
| 1346602-67-2 | Sildenafil EP Impurity G | 1 |
| 1346602-84-3 | Rivastigmine USP RC F | 1 |
| 1346602-98-9 | Carvedilol Dimer | 1 |
| 1346603-00-6 | 2-(tert-Butylamino)-3',5'-dichloropropiophenone Hydrochloride | 1 |
| 1346603-05-1 | 2-Isopropoxyethyl 4-(oxiran-2-ylmethoxy)benzoate | 1 |
| 1346603-24-4 | Dapoxetine N-Oxide (90%) | 1 |
| 1346603-25-5 | ent-Moxifloxacin Hydrochloride | 1 |
| 1346603-39-1 | N4-Methyl Sulfadoxine | 1 |
| 1346603-62-0 | N,N'-Desethylene Levofloxacin Hydrochloride | 1 |
| 1346603-71-1 | Ketotifen EP Impurity E | 1 |
| 1346603-80-2 | Propafenone EP Impurity G | 1 |
| 1346603-86-8 | Risperidone EP Impurity F | 1 |
| 1346603-99-3 | Trazodone 1,4-Di-N-Oxide | 1 |
| 1346604-00-9 | Bisoprolol EP Impurity Q | 1 |
| 1346604-08-7 | O-Desmethyl Sulfadoxine | 1 |
| 1346604-11-2 | Des[[N-(1,1-Dimethylethyl)amino]carbonyl] 17-(Propionyl) Finasteride | 1 |
| 1346604-13-4 | Allopurinol EP Impurity C | 1 |
| 1346604-16-7 | Naratriptan Impurity C (RRT 1.18) | 1 |
| 1346604-17-8 | Droperidol EP Impurity E | 1 |
| 1346604-18-9 | Oseltamivir EP Impurity D | 1 |
| 1346604-70-3 | Candesartan-d4 | 1 |
| 1346605-15-9 | S-Clopidogrel N-Methyl Impurity | 1 |
| 1346605-16-0 | 8-Dechloro-10-chloro Loratadine | 1 |
| 1346606-13-0 | Balsalazide Isopropyl Ester | 1 |
| 1346606-24-3 | Risperidone - Impurity J | 1 |
| 1346606-28-7 | 3-Oxo Rosuvastatin Sodium | 1 |
| 1346606-44-7 | Rosuvastatin 4,5-Anhydro Acid | 1 |
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