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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 |
|---|---|---|
| 764667-64-3 | Sitagliptin Dioxo Impurity | 1 |
| 764667-65-4 | Sitagliptin Ketoamide Impurity | 1 |
| 765254-57-7 | Atazanavir RS3 Impurity | 1 |
| 765299-55-6 | 1-(9-((2R,3R,4S,5R)-3,4-Dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-6-(methylamino)-9H-purin-2-yl)-N-methyl-1H-pyrazole-4-carboxamide | 1 |
| 765875-58-9 | Ritonavir EP Impurity B | 1 |
| 765922-47-2 | Propyl 3-amino-3-(4-chlorophenyl)propanoate | 1 |
| 765927-71-7 | Azithromycin EP Impurity M | 1 |
| 766480-48-2 | Rel-Sacubitril (2R,4R) Isomer | 1 |
| 766508-72-9 | 4-Amino-2-bromocyclohexan-1-one | 1 |
| 766537-74-0 | 1-Ethyl-3-methylimidazolium aminoacetate, ≥96% (HPLC and enzymatic) | 1 |
| 766537-81-9 | 1-Ethyl-3-Methylimidazolium (S)-2-Aminopropionate 96% (Hplc) | 1 |
| 767262-51-1 | ortho-Fingolimod | 1 |
| 767340-03-4 | Sitagliptin Enamine Impurity | 1 |
| 767612-34-0 | trans-Clopidogrel Thiol Metabolite | 1 |
| 767615-69-0 | Naltrexone EP Impurity E | 1 |
| 767625-11-6 | Edoxaban M1 Impurity | 1 |
| 768350-54-5 | Vandetanib Impurity 3 | 1 |
| 768351-55-9 | Tianeptine Impurity E | 1 |
| 768358-87-8 | Gabapentin Impurity 49 (Freebase) | 1 |
| 768398-03-4 | Zolpidem IV | 1 |
| 769195-20-2 | Sitagliptin Impurity 16 | 1 |
| 769195-26-8 | Methyl 3-Oxo-4-(2,4,5-trifluorophenyl)butanoate, 97% | 1 |
| 769905-89-7 | Seco Everolimus B | 1 |
| 769908-13-6 | (R,R)-Pitavastatin | 1 |
| 769944-72-1 | 3-(4-Bromo-phenyl)-piperidine, extra pure >97% | 1 |
| 769944-73-2 | tert-Butyl 3-(4-Bromophenyl)piperidine-1-carboxylate | 1 |
| 771423-67-7 | Daunorubicin EP Impurity F | 1 |
| 771431-92-6 | 2-(Ethylthio)-N,N,N-trimethylethanaminium | 1 |
| 771459-37-1 | Dabigatran Methyl Ester | 1 |
| 771464-30-3 | Lenvatinib 4-Chloro Impurity | 1 |
| 771464-86-9 | Plerixafor Impurity 3 | 1 |
| 771534-56-6 | 4-Bromobenzonitrile-d4 | 1 |
| 771573-20-7 | 2,6-Difluoro-4-methoxybenzyl amine | 1 |
| 771581-15-8 | 3-Chloro-2-pyrazinemethanamine | 1 |
| 773076-83-8 | Ethyl 2-cyano-4,4-dimethoxybutanoate | 1 |
| 773128-24-8 | N-Boc-3-iodo-L-alanine | 1 |
| 773828-69-6 | Ligand 30 | 1 |
| 773838-08-7 | Balsalazide Hydroxybenzamido Impurity | 1 |
| 773871-49-1 | 6-Chloro-4-(2-chlorophenyl)-2-quinazolinemethanol | 1 |
| 773875-62-0 | Methyl 3-cyano-4-(dimethylamino)benzoate | 1 |
| 774511-76-1 | N-(3S)-1-Azabicyclo[2.2.2]oct-3-yl-1-naphthalenecarboxamide | 1 |
| 774517-20-3 | Solifenacin Succinate EP Impurity F | 1 |
| 774538-89-5 | 3-Hydroxy desloratadine glucuronide | 1 |
| 774538-96-4 | Montelukast EP Impurity G | 1 |
| 774596-24-6 | Isoniazid-d4 | 1 |
| 774608-49-0 | Selumetinib Impurity 24 | 1 |
| 774611-54-0 | Simvastatin EP Impurity N | 1 |
| 775256-41-2 | Z-Benfotiamine | 1 |
| 775280-48-3 | Edoxaban Bromo Impurity | 1 |
| 775288-71-6 | 1-(6-Nitropyridin-3-yl)piperazine | 1 |
| 775304-57-9 | Ataluren | 1 |
| 775351-65-0 | Imeglimin | 1 |
| 775351-88-7 | Corylifol A | 1 |
| 776297-69-9 | Isopentyl Pentyl Phthalate | 1 |
| 778571-11-2 | N-Desmethyl Edoxaban | 1 |
| 778571-57-6 | Magnesium (2R,3S)-2,3,4-trihydroxybutanoate | 1 |
| 778593-18-3 | 1-(3-Cyanopropyl)-3-methylimidazolium bis(trifluoromethylsulfonyl)amide, ≥98.5% (HPLC) | 1 |
| 780729-32-0 | Fingolimod EP Impurity D | 1 |
| 780782-96-9 | N-(2-Amino-4-(difluoromethoxy)phenyl)acetamide | 1 |
| 781649-86-3 | Rimegepant Piperidine Nitroso Impurity(STEP-2) | 1 |
| 781649-87-4 | Rimegepant Piperidine Nitroso Impurity(STEP-3) | 1 |
| 781658-23-9 | 4-Hydroxy-L-isoleucine | 1 |
| 782501-25-1 | 4-Chlorosulfonyl-piperidine-1-carboxylic acid tert-butyl ester | 1 |
| 783293-32-3 | Methyl 4-aminobenzimidate | 1 |
| 783355-60-2 | Abexinostat (PCI-24781) | 1 |
| 784143-42-6 | Omeprazole N-Methyl 6-Methoxy Analog | 1 |
| 785806-96-4 | Fluticasone Furoate EP Impurity G | 1 |
| 786625-22-7 | Lercanidipine Ethyl Impurity | 1 |
| 786686-79-1 | Olanzapine-d3 | 1 |
| 788136-89-0 | Gefitinib Impurity VIII | 1 |
| 790299-79-5 | Masitinib | 1 |
| 790667-49-1 | (S)-tert-Butyl 2-methyl-4-oxopiperidine-1-carboxylate | 1 |
| 790676-40-3 | (S)-(+)-N-3-Benzylnirvanol | 1 |
| 791005-56-6 | N-(4-Amino-3-hydroxyphenyl)methanesulfonamide | 1 |
| 791098-84-5 | (R)-1-(2,4-Difluorophenyl)ethanamine | 1 |
| 791104-62-6 | Glimepiride EP Impurity D | 1 |
| 791521-96-5 | Flupentixol - Impurity D | 1 |
| 791563-89-8 | Perfluorotridecane sulfonic acid | 1 |
| 791752-94-8 | 4-Cyclohexylbutan-2-amine | 1 |
| 791778-53-5 | Cariprazine Amine Impurity | 1 |
| 792842-51-4 | Etomidate EP Impurity C | 1 |
| 793669-26-8 | Nebivolol USP Related Compound D | 1 |
| 794466-81-2 | Vigabatrin EP Impurity F | 1 |
| 795313-24-5 | 8-(2,3-Dichlorophenyl)-8-aza-5-azoniaspiro[4.5]decane Bromide | 1 |
| 796045-97-1 | Cyanomethyl dodecyl trithiocarbonate, 98% (HPLC) | 1 |
| 796061-24-0 | ((2R,3R,4S,5S)-5-(6-Amino-2-Chloro-9H-purin-9-yl)-4-fluoro-3-hydroxytetrahydrofuran-2-yl)methyl benzoate | 1 |
| 796073-69-3 | Maytansinoid DM 4 | 1 |
| 796848-79-8 | Desquinolinyl Lenvatinib | 1 |
| 796856-45-6 | 1-(3-Bromophenyl)piperazine Hydrochloride | 1 |
| 796865-54-8 | 5,8-Dioxa-2,11-diazadodecanedioic acid, 1-(1,1-dimethylethyl) 12-(phenylmethyl) ester | 1 |
| 796865-82-2 | Varenicline N-Formyl Impurity | 1 |
| 799241-73-9 | Darunavir Isomer-3 Impurity | 1 |
| 799241-85-3 | BIS THF HNS Derivative 2 | 1 |
| 799241-86-4 | BIS THF HNS Derivative 3 | 1 |
| 799796-66-0 | 1-Methyl-3-phenylpiperazin-2-one | 1 |
| 799842-06-1 | Methyl 4-(4-Fluorophenyl)-6-isopropyl-2-(methylsulfonyl)pyrimidine-5-carboxylate | 1 |
| 799842-07-2 | Rosuvastatin Bromomethyl Impurity | 1 |
| 802597-90-6 | Pseudobenztropine | 1 |
| 802620-01-5 | Labetalol EP Impurity B | 1 |
| 802904-66-1 | 2-(4-Acetamido-3-((4-chlorophenyl)thio)-2-methyl-1H-indol-1-yl)acetic acid | 1 |
| 802918-36-1 | (R)-N-(1-(5,6-Dihydronaphthalen-1-yl)ethyl)-3-(3-(trifluoromethyl)phenyl)propan-1-amine | 1 |
| 802918-45-2 | (R)-1-(7,8-Dihydronaphthalen-1-yl)ethanamine | 1 |
| 802918-46-3 | Cinacalcet 7,8-Dihydro Racemate Base | 1 |
| 802918-47-4 | Cinacalcet 5,6-Dihydro Racemate Base | 1 |
| 802918-57-6 | Silybin A,B (mixture) | 1 |
| 803615-00-1 | Perphenazine 17-N-Oxide | 1 |
| 803617-18-7 | Dimetindene EP Impurity G | 1 |
| 804549-25-5 | (2R,4R)-4-Propylpyrrolidine-2-carboxylic acid Hydrochloride | 1 |
| 804565-39-7 | Potassium trans-1-propenyltrifluoroborate, extra pure | 1 |
| 805228-36-8 | 1,3-Bis(carboxymethyl)-1H-imidazol-3-ium Chloride | 1 |
| 805972-34-3 | Bis[2-hydroxy-3-(3,5-dimethylphenoxy)propyl]amine | 1 |
| 807293-48-7 | 2-Methylaminothioacetamide | 1 |
| 807614-94-4 | Indomethacin EP Impurity E | 1 |
| 807638-71-7 | (S,E)-1-(3-(2-(7-Chloroquinolin-2-yl)vinyl)phenyl)-3-(2-(2-hydroxypropan-2-yl)phenyl)propyl methanesulfonate | 1 |
| 808116-09-8 | Roxadustat 9-Butyl Ester | 1 |
| 808116-52-1 | Roxadustat desmethyl ethyl ester | 1 |
| 808118-40-3 | Roxadustat | 1 |
| 808120-35-6 | 2,3,4,5-Tetrahydro-1,5-methano-1H-3-benzazepine-7,8-diamine | 1 |
| 809282-20-0 | (2S,3R)-1-(Dimethylamino)-3-(3-methoxyphenyl)-2-methylpentan-3-ol | 1 |
| 811435-10-6 | Polymyxin B1-I | 1 |
| 811803-05-1 | Apatinib | 1 |
| 812664-93-0 | Pantoprazole Impurity 1 | 1 |
| 813425-83-1 | Palonosetron USP Related Compound A | 1 |
| 813452-05-0 | 5-Chloro-4-methylpentanoyl Chloride | 1 |
| 813458-73-0 | 1,3-Bis(3-cyanopropyl)imidazolium chloride, ≥96% | 1 |
| 815610-65-2 | Glutathione-glycine 13C2,15N1 | 1 |
| 815631-56-2 | 4-Fluoro-2-methylphenylboronic acid, pinacol ester | 1 |
| 817204-32-3 | (2R,3R,4R,5R)-5-(4-Benzamido-2-oxopyrimidin-1(2H)-yl)-2-((benzoyloxy)methyl)-4-fluoro-4-methyltetrahydrofuran-3-yl Benzoate | 1 |
| 817204-33-4 | 2`-Deoxy-2`-fluoro-2`-C-methylcytidine | 1 |
| 817575-06-7 | 3-Methyl-1-propylpyridinium bis(trifluormethylsulphonyl)imide, 97% | 1 |
| 819869-77-7 | DOTA-tris(tBu)ester NHS ester | 1 |
| 819871-13-1 | Bis(tert-butoxycarbonyl) lisdexamphetamine | 1 |
| 820238-40-2 | Ethyl | 1 |
| 820972-34-7 | 1-(3-Cyanopropyl)pyridinium chloride, ≥98.5% | 1 |
| 820986-53-6 | Lauroside D | 1 |
| 823178-28-5 | Levocetirizine Hydrochloride | 1 |
| 823178-43-4 | Anagrelide Hydrochloride Monohydrate | 1 |
| 823202-99-9 | Dipeptide diaminobutyroyl benzylamide diacetate | 1 |
| 823218-51-5 | 5-Fluoro-3-iodo-2-pyridinamine | 1 |
| 823817-55-6 | Sitagliptin EP Impurity A | 1 |
| 823817-56-7 | rac-Sitagliptin | 1 |
| 823817-58-9 | Sitagliptin EP Impurity A phosphate | 1 |
| 824395-67-7 | (+)-1,2-Bis((2S,5S)-2,5-diphenylphospholano)ethane | 1 |
| 824426-32-6 | Azidoacetic acid NHS ester | 1 |
| 824430-78-6 | Lorcaserin L-Tartrate | 1 |
| 825643-73-0 | Elinzanetant Chloro Impurity | 1 |
| 827022-32-2 | Palbociclib Hydrochloride | 1 |
| 827022-35-5 | 2-(3,5-Dichlorophenyl)-1,3-benzoxazole-6-carboxylic Acid (2R,3R,4R,5S)-6-(methylamino)hexane-1,2,3,4,5-pentol | 1 |
| 827026-44-8 | Lenalidomide Impurity 19 | 1 |
| 827026-45-9 | 4-Nitro Lenalidomide | 1 |
| 827026-60-8 | Acetazolamide EP Impurity E | 1 |
| 828247-64-9 | R(+)Amlodipine Besylate | 1 |
| 828272-19-1 | 3-Bromo-N-methyl-N-boc-propylamine | 1 |
| 828934-41-4 | Etomoxir sodium salt | 1 |
| 830346-47-9 | 1-(2-Fluoro-6-(trifluoromethyl)benzyl)-6-methylpyrimidine-2,4(1H,3H)-dione | 1 |
| 830346-48-0 | Elagolix Bromo Impurity | 1 |
| 830346-49-1 | tert-Butyl (R)-(2-(5-bromo-3-(2-fluoro-6-(trifluoromethyl)benzyl)-4-methyl-2,6-dioxo-3,6-dihydropyrimidin-1(2H)-yl)-1-phenylethyl)carbamate | 1 |
| 830346-80-0 | 3-Hydroxy-4-(((R)-2-hydroxy-2-(3-hydroxyphenyl)ethyl)(methyl)amino)-4-oxobutanoic Acid | 1 |
| 831217-01-7 | Acetildenafil | 1 |
| 832720-36-2 | Elagolix sodium | 1 |
| 832720-51-1 | O-Demethyl elagolix | 1 |
| 832720-84-0 | Elagolix Impurity H | 1 |
| 832747-55-4 | Risperidone N-Oxide | 1 |
| 832747-59-8 | Risperidone Degradation Product | 1 |
| 834153-87-6 | Elagolix | 1 |
| 834919-19-6 | Edoxaban 4-Carboxylic Acid | 1 |
| 835616-60-9 | 2-(2,6-Dioxo-piperidin-3-yl)-4-fluoroisoindoline-1,3-dione | 1 |
| 835621-11-9 | Regorafenib N-Oxide | 1 |
| 835621-12-0 | N-Desmethyl Regorafenib N-Oxide | 1 |
| 835654-68-7 | Rotigotine EP Impurity F | 1 |
| 839712-12-8 | Cariprazine | 1 |
| 839712-15-1 | Desmethyl Cariprazine | 1 |
| 839712-25-3 | Didesmethyl Cariprazine | 1 |
| 840481-82-5 | 3-Bromo-2-fluorobenzonitrile | 1 |
| 841205-47-8 | Ostarine | 1 |
| 841251-39-6 | 1-[3-(2-Chloroethyl)phenyl]octan-1-one | 1 |
| 841290-80-0 | Tamatinib | 1 |
| 841302-24-7 | 5-Hydroxy Saxagliptin | 1 |
| 842103-12-2 | Atorvastatin EP Impurity B | 1 |
| 842133-16-8 | Canagliflozin Desfluoro Impurity | 1 |
| 842133-18-0 | Canagliflozin WS | 1 |
| 842138-74-3 | Brimonidine EP Impurity D | 1 |
| 842138-75-4 | Brimonidine Carbamothioate Impurity | 1 |
| 842975-56-8 | 1-Ethyl-5-methoxy-1H-indole-3-carbaldehyde | 1 |
| 843663-66-1 | Bedaquiline | 1 |
| 843666-27-3 | 16-(tert-Butoxy)-16-oxohexadecanoic acid | 1 |
| 843666-40-0 | 18-(tert-Butoxy)-18-oxooctadecanoic acid, 97% | 1 |
| 844439-96-9 | Insulin degludec | 1 |
| 844639-06-1 | Quetiapine EP Impurity O | 1 |
| 844639-07-2 | Quetiapine EP Impurity A | 1 |
| 844648-19-7 | 3-(3,5-Difluorophenoxy)propanoic acid | 1 |
| 844648-22-2 | 5,7-Difluorochroman-4-one | 1 |
| 844694-84-4 | Donepezil Deoxy Impurity | 1 |
| 844694-85-5 | Donepezil Benzyl Bromide | 1 |
| 844843-37-4 | 5-Bromo-2-chloropyrimidin-4(3H)-one | 1 |
| 844877-56-1 | 1,2,3,5-Tetra-O-acetyl-beta-L-xylofuranose | 1 |
| 845267-78-9 | 2,4-Dioxopiperidine-1-carboxylic acid tert-butyl ester | 1 |
| 845305-83-1 | 4-(Piperidin-4-yloxy)-piperidine-1-carboxylic acid tert-butyl ester | 1 |
| 845306-04-9 | 6-Chloro-N-methylpyridine-2-carboxamide | 1 |
| 845533-86-0 | Bedaquiline fumarate | 1 |
| 845729-43-3 | CAS NO: | 4-(3-nitrophenyl) morpholin-3-one | 1 |
| 845790-38-7 | 5-(3-Fluorophenyl)-5-oxovaleric acid | 1 |
| 845870-40-8 | Scopoline Methobromide | 1 |
| 846023-24-3 | 2-Cyano-N-(2,4-Dichloro-5-Methoxyphenyl)Acetamide | 1 |
| 846023-55-0 | 4-Methoxy-3-(3-(4-methylpiperazin-1-yl)propoxy)aniline | 1 |
| 846023-56-1 | 2-Cyano-N-(2,4-dichloro-5-methoxy phenyl)-3-{4-methoxy-3-[3-(4-methyl piperazin-1-yl)-propoxy]- phenylamino} acrylamide | 1 |
| 846038-18-4 | 1-(Benzo[b]thiophen-4-yl)piperazine | 1 |
| 846589-98-8 | Lorcaserin Hydrochloride | 1 |
| 847063-13-2 | 1-((4-Chlorophenethyl)amino)propan-2-ol | 1 |
| 847233-13-0 | Tiagabine Alcohol Mesylate | 1 |
| 847233-27-6 | Tiagabine alcohol analog | 1 |
| 847382-26-7 | 3-(4-Fluorobenzyl)-6-(2-oxo-2-(piperidin-1-yl)ethyl)-3,6-dihydro-7H-(1,2,3)triazolo(4,5-d)pyrimidin-7-one | 1 |
| 847417-37-2 | tert-Butyl [cis-4-(2-oxoethyl)cyclohexyl]carbamate | 1 |
| 847460-53-1 | Cangrelor Impurity A | 1 |
| 847670-62-6 | Valaciclovir EP Impurity M | 1 |
| 847785-94-8 | Dabigatran etexilate methyl ester mesylate salt | 1 |
| 847818-70-6 | 1-Ethyl-1H-pyrazole-4-boronic acid pinacol ester, 97% | 1 |
| 847849-66-5 | Rosuvastatin EP Impurity M | 1 |
| 847871-78-7 | 1,2-Dihydro-N-[4-methoxy-3-(4-methyl-1-piperazinyl)phenyl]-3H-benz[e]indole-3-carboxamide Hydrochloride | 1 |
| 847871-99-2 | Lenalidomide Hemihydrate | 1 |
| 847949-49-9 | O-Desmethyl Gefitinib | 1 |
| 847949-51-3 | Gefitinib Morpholine N-oxide | 1 |
| 847952-36-7 | (S)-8a-Methylhexahydropyrrolo[1,2-a]pyrazine-1,4-dione | 1 |
| 848129-54-4 | Tiamulin EP Impurity P | 1 |
| 848133-35-7 | trans-4-Dimethylaminocrotonic acid hydrochloride | 1 |
| 848136-41-4 | Olaparib Impurity 27 | 1 |
| 848139-78-6 | Neratinib Impurity 2 | 1 |
| 848259-27-8 | Pemafibrate | 1 |
| 848260-89-9 | 3-((Benzo[d]oxazol-2-yl(3-(4-methoxyphenoxy)propyl)amino)methyl)phenol | 1 |
| 848574-60-7 | Methyl 3-(cyclopropylmethoxy)-4-hydroxybenzoate | 1 |
| 848641-69-0 | 1-Ethyl-3-methylimidazolium diethyl phosphate, ≥97% (HPLC) | 2 |
| 848642-13-7 | Sucralose EP Impurity I | 1 |
| 848691-83-8 | Fmoc-beta-Ala-Leu-OH | 1 |
| 848694-10-0 | 2-Chloromethyl-4-methoxy-3,5-dimethylpyridine 1-Oxide | 1 |
| 848695-25-0 | BIIB 021, ≥98% | 1 |
| 848696-99-1 | 3,4,5-Trimethyl-2-pyridinemethanol | 1 |
| 848814-27-7 | Quetiapine EP Impurity F | 1 |
| 848821-58-9 | (S)-(-)-alpha,alpha-Diphenyl-2-pyrrolidinemethanol trimethylsilyl ether | 1 |
| 849061-97-8 | Quercetin Hydrate | 2 |
| 849206-43-5 | Olmesartan Lactone Impurity | 1 |
| 849217-48-7 | Cabozantinib Impurity 9 | 1 |
| 849217-60-3 | Cabozantinib Hydroxy Impurity | 1 |
| 849217-68-1 | Cabozantinib WS | 1 |
| 849217-77-2 | Cabozantinib Carboxylic Acid | 1 |
| 849221-94-9 | Cabozantinib Des Fluoro Impurity | 1 |
| 849245-34-7 | Chinensine B | 1 |
| 849351-92-4 | 1,2-Dimethyl-1h-imidazole-5-sulphonyl chloride | 1 |
| 849482-21-9 | Piperazine-d8 Dihydrochloride | 1 |
| 849630-65-5 | Etodolac EP Impurity F | 1 |
| 849630-94-0 | N-Methyl Etodolac | 1 |
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