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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 |
|---|---|---|
| 21098-11-3 | Buspirone EP Impurity L | 1 |
| 21104-28-9 | Mahanimbine | 1 |
| 21108-81-6 | Imidazole-1-sulfonic Acid | 1 |
| 21109-95-5 | Barium sulphide | 2 |
| 21120-67-2 | 4-(4-Chlorophenoxy)benzoic acid | 1 |
| 21122-68-9 | Mefenamic Acid EP Impurity B | 1 |
| 21133-52-8 | Lycoramine | 1 |
| 21141-35-5 | 8-Methoxyquinoline-2-carboxylic acid | 1 |
| 21147-23-9 | Methyl 2-(4-Hydroxybenzoyl)Benzoate | 1 |
| 21150-23-2 | Gamma Amanitin | 1 |
| 21165-77-5 | Glibenclamide EP Impurity B | 1 |
| 21169-71-1 | Isoxazole-5-carboxylic acid, 97% | 1 |
| 21172-41-8 | 3-(Trifluoromethyl)benzenepropanal | 1 |
| 21172-43-0 | Cinacalcet Impurity 7 | 1 |
| 21187-98-4 | Gliclazide | 2 |
| 21190-87-4 | 6-Bromopicolinic Acid | 1 |
| 21193-38-4 | 2-((2,5-Dimethylphenyl)amino)benzoic Acid | 1 |
| 21232-47-3 | 3,4,3′,4′-Tetrachloroazoxybenzene | 1 |
| 21236-97-5 | 6-Amino-3-methyluracil | 1 |
| 21237-84-3 | 6,8-Dibromo-3-cyclohexyl-3,4-dihydro-2(1H)-quinazolinone | 1 |
| 21245-02-3 | Padimate O | 1 |
| 21255-69-6 | O-Desmethylangolensin | 1 |
| 21256-18-8 | Oxaprozin | 1 |
| 21259-20-1 | T-2 Toxin | 1 |
| 21269-37-4 | Tiopronin Disulfide | 1 |
| 21282-08-6 | L-Pyroglutamyl Alanine | 1 |
| 21285-46-1 | trans-2,3-Dibromo-2-butene-1,4-diol, 97% | 1 |
| 21286-54-4 | (1S)-(+)-10-Camphorsulfonyl chloride, 97% | 1 |
| 21288-34-6 | Ketoprofen EP Impurity I | 1 |
| 21291-36-1 | Theanderose | 1 |
| 21293-29-8 | (+)-cis,trans-Abscisic Acid | 1 |
| 21302-43-2 | 5-Amino-8-hydroxyquinoline dihydrochloride, 95% | 1 |
| 21302-79-4 | Ceanothic acid | 1 |
| 21312-10-7 | Sulfamethoxazole EP Impurity A | 1 |
| 21320-31-0 | N2,N2,6-Trimethyl-1,3,5-triazine-2,4-diamine | 1 |
| 21324-39-0 | Sodium hexafluorophosphate, 98% | 2 |
| 21343-40-8 | 25-Hydroxyvitamin D2 | 1 |
| 21351-79-1 | Caesium hydroxide 50%w/w solution, LR 50% | 2 |
| 21352-09-0 | 2-Chloro-6-methylacetanilin | 1 |
| 21369-64-2 | Hexyllithium solution, 2.5 M in hexane | 1 |
| 21388-17-0 | Naproxen EP Impurity J | 1 |
| 21409-25-6 | Diphenyl methoxy acetic acid | 1 |
| 21414-41-5 | Glucoraphanin | 1 |
| 21436-03-3 | (1S,2S)-(+)-1,2-Diaminocyclohexane, 98% | 1 |
| 21436-98-6 | Lidocaine EP Impurity A Hydrochloride | 1 |
| 21446-46-8 | (S)-1-Methylnicotinium Iodide | 1 |
| 21451-76-3 | 2-Buten-2-ol,(2Z) | 1 |
| 21462-39-5 | Clindamycin hydrochloride, 97% | 1 |
| 21464-51-7 | 3-Amino-3-(2-chlorophenyl)propan-1-ol | 1 |
| 21472-33-3 | 5-Benzoyl-1,3-dihydro-2H-benzimidazol-2-one | 1 |
| 21473-01-8 | 2-Naphthylmagnesium bromide solution 0.5 M in THF | 1 |
| 21498-08-8 | Lofexidine Hydrochloride | 1 |
| 21501-24-6 | N-[4-[(4-Aminophenyl)sulfonyl]phenyl]formamide | 1 |
| 21508-19-0 | 5-Chloro-2-furaldehyde | 1 |
| 21508-50-9 | Levonorgestrel EP Impurity I | 1 |
| 21514-87-4 | Ethyl eosin | 1 |
| 21516-68-7 | Monascin | 1 |
| 21524-34-5 | 2,4,6-Triisopropylbromobenzene, 97% | 1 |
| 21535-43-3 | Epinastine Chloroacetamide Impurity | 1 |
| 21535-47-7 | Mianserin Hydrochloride | 1 |
| 21545-31-3 | Tetralin-1,4-dione | 1 |
| 21547-96-6 | Linagliptin (Stage-I) | 1 |
| 21548-73-2 | Silver sulphide, 98% | 1 |
| 21564-17-0 | Tolcide 2230 | 1 |
| 21571-08-4 | Methyl (2-aminoethyl)carbamimidothioate | 1 |
| 21581-41-9 | 2-(2-Aminoethyl)benzene-1,4-diol | 1 |
| 21593-23-7 | Cephapirin | 1 |
| 21593-77-1 | S-Allyl-L-cysteine | 1 |
| 21606-04-2 | 1-Methyl-3-nitrophthalate | 1 |
| 21609-90-5 | Leptophos | 1 |
| 21615-34-9 | 2-Methoxybenzoyl chloride, 97% | 1 |
| 21616-46-6 | Fosphenytoin Impurity D | 1 |
| 21617-12-9 | 4,8-Dichloroquinoline | 1 |
| 21617-18-5 | 4,5-Dichloroquinoline | 1 |
| 21622-00-4 | Diethyl 3-Cyclopentene-1,1-dicarboxylate | 1 |
| 21630-56-8 | Desfluoro Flupirtine Hydrochloride | 1 |
| 21637-25-2 | Rutoside Trihydrate EP Impurity A | 1 |
| 21642-86-4 | 4'-Hydroxyatropine | 1 |
| 21645-51-2 | Aluminium hydroxide, 76.5% min | 3 |
| 21650-51-1 | (E)-1,2-Bis(4-chlorophenyl)diazene | 1 |
| 21651-04-7 | 3-Hydroxy-2,2-dimethylpropyl 4-methylbenzenesulfonate | 1 |
| 21651-19-4 | Stannous oxide | 2 |
| 21652-58-4 | Heptadecafluoro-1-decene | 1 |
| 21653-40-7 | Nα-Benzoyl-L-arginine 4-nitroanilide hydrochloride ≥99% (TLC), suitable for substrate for trypsin | 1 |
| 21655-48-1 | cis-2,6-Dimethylpiperazine, 98% | 1 |
| 21658-92-4 | Dimethyl (cyanomethyl)phosphonate | 1 |
| 21663-61-6 | 2,5-Dichlorobenzonitrile, 98% | 1 |
| 21667-61-8 | 3-(3-Fluorophenyl)-3-oxopropanenitrile | 1 |
| 21671-00-1 | Shoreic acid | 1 |
| 21675-47-8 | 2-Ketogulonic acid | 1 |
| 21676-90-4 | Methyl 4-phenylthiophene-2-carboxylate | 1 |
| 21679-14-1 | Fludarabine Phosphate EP Impurity E | 1 |
| 21679-31-2 | Chromium(III) acetylacetonate, 97% | 1 |
| 21679-46-9 | Cobalt(III) acetylacetonate, 98% | 1 |
| 21681-17-4 | Neohop-13(18)ene | 1 |
| 21685-47-2 | D-Valine Methyl Ester Hydrochloride | 1 |
| 21691-44-1 | Z-L-Norvaline | 1 |
| 21704-80-3 | Tryptophan - Impurity G | 1 |
| 21709-18-2 | N-(2,6-Dichlorophenyl)-carbonimidic Dichloride | 1 |
| 21715-46-8 | Etifoxine | 1 |
| 21715-90-2 | N-Hydroxy-5-norbornene-2,3-dicarboxylic acid imide, 97% | 1 |
| 21717-96-4 | 5-Fluoropyridin-2-amine | 1 |
| 21725-46-2 | Cyanazine | 1 |
| 21729-98-6 | Methylcyanocarbamate | 1 |
| 21731-57-7 | Albendazole Impurity 14 | 1 |
| 21732-17-2 | Tetrazolylacetic Acid | 1 |
| 21733-94-8 | 2-(Phenoxymethyl)benzoyl chloride | 1 |
| 21736-83-4 | Spectinomycin Dihydrochloride | 1 |
| 21737-58-6 | Oxcarbazepine EP Impurity C | 1 |
| 21739-92-4 | 5-Bromo-2-Chlorobenzoic Acid | 2 |
| 21739-93-5 | 2-Bromo-5-chlorobenzoic acid, 98% | 1 |
| 21740-00-1 | 5-Bromo-2-iodobenzoic acid | 1 |
| 21743-75-9 | 1H-Tetrazole-5-acetic acid, 96% | 1 |
| 21747-46-6 | Viridiflorene | 1 |
| 21755-34-0 | Ethyl imidazo[1,2-a]pyridin-2-ylacetate | 1 |
| 21757-82-4 | Plifenat | 1 |
| 21770-81-0 | N-Methylguanidine Hydrochloride | 1 |
| 21794-55-8 | Epirubicin EP Impurity B | 1 |
| 21800-83-9 | Levonorgestrel EP Impurity L | 1 |
| 21801-99-0 | 6-Chloro-N,4-dimethyl-4-phenyl-4H-3,1-benzoxazin-2-amine | 1 |
| 21829-25-4 | Nifedipine | 2 |
| 21829-28-7 | Nitrendipine EP Impurity C | 1 |
| 21835-01-8 | Ethylcyclopentenolone, 97% | 1 |
| 21852-32-4 | 4-(Bromomethyl)-1,2-dimethoxybenzene | 1 |
| 21856-89-3 | 6-Hydroxyhexan-2-one | 1 |
| 21860-07-1 | Methyl 3-acetylbenzoate | 1 |
| 21871-47-6 | 5-Benzylthio-1H-tetrazole (BTT) | 1 |
| 21881-45-8 | Estradiol valerate EP Impurity B | 1 |
| 21881-77-6 | Lercanidipine Dimethyl Ester Impurity | 1 |
| 21881-78-7 | Nisoldipine EP Impurity B | 1 |
| 21886-60-2 | 2-Chloro-1-(4-isopropylphenyl)ethanone | 1 |
| 21887-64-9 | Boc-ornithine, 99% | 1 |
| 21898-19-1 | Clenbuterol HCl | 1 |
| 21900-52-7 | 5-Bromo-2-chloro-benzoyl chloride | 1 |
| 21906-31-0 | 2-Bromophenylacetone | 1 |
| 21906-39-8 | (3-Trifluoromethyl)phenylacetone | 1 |
| 21908-53-2 | Mercuric oxide, red, 99% | 4 |
| 21912-23-2 | 1,3-Dibromo-5,7-dimethyladamantane | 1 |
| 21928-51-8 | 5-Bromo-1,2,3-trichlorobenzene, 98% | 1 |
| 21938-24-9 | 5-(Dimethylamino)pentanal diethyl acetal | 1 |
| 21940-36-3 | Neohesperidin Dihydrochalcone EP Impurity F | 1 |
| 21940-45-4 | 6-Dehydrocortisol Acetate | 1 |
| 21945-86-8 | Orphenadrine EP Impurity E | 1 |
| 21945-88-0 | Methyl Orphenadrine | 1 |
| 21947-32-0 | Boc-Nle-OH·DCHA, ≥98% (TLC) | 1 |
| 21956-47-8 | (R)-(-)-Littorine | 1 |
| 21962-45-8 | 4-Cyano-2-methoxybenzaldehyde | 1 |
| 21963-27-9 | 4-Propylfuran-2(5H)-one | 1 |
| 21963-41-7 | (S,S)-1,2-Cyclohexanedicarboxylic acid | 1 |
| 21966-78-9 | Pyrimidinium, 2,3-dihydro-1,3-dimethyl-2-oxo-, chloride | 1 |
| 21967-41-9 | Baicalin, 95%+ | 1 |
| 21969-32-4 | 1-Methyl-2-propenylmagnesium chloride solution, 0.5 M in THF | 1 |
| 21970-65-0 | 3-[Benzyl(methyl)amino]-1-phenylpropan-1-one | 1 |
| 21973-56-8 | Glucoerucin | 1 |
| 21981-37-3 | Di-tert-butylamine | 1 |
| 22009-38-7 | 7-Hydroxy-1-tetralone | 1 |
| 22015-35-6 | Europium(II) iodide, 99.999% | 1 |
| 22026-39-7 | Benzo[d][1,3]dioxole-5-carbohydrazide | 1 |
| 22026-63-7 | S-Butyrylthiocholine Chloride | 1 |
| 22027-52-7 | Methyl 4-methoxycarbonylbenzoylacetate | 1 |
| 22029-36-3 | Ethylenediamine sulphate, 99% | 1 |
| 22031-64-7 | trans-Cinnamamide | 1 |
| 22034-63-5 | Estradiol 3-propyl ether | 1 |
| 22037-28-1 | 3-Bromofuran, 97% | 1 |
| 22039-59-4 | Chloro Cephalexin | 1 |
| 22059-21-8 | 1-Aminocyclopropanecarboxylic acid, 98% | 1 |
| 22059-60-5 | Disopyramide Phosphate | 1 |
| 22059-64-9 | 3-Acetyl-2-methylquinoxaline | 1 |
| 22065-85-6 | 1-Benzylpiperidine-4-carbaldehyde | 1 |
| 22071-15-4 | Ketoprofen, ≥98% | 1 |
| 22071-22-3 | Ketoprofen EP Impurity B | 1 |
| 22089-17-4 | Cyclophosphamide Impurity B | 1 |
| 22094-18-4 | 1,3-Acetonedibromide dimethylacetal, 99% | 1 |
| 22099-23-6 | Dibenzothiophene-2-carboxaldehyde, 98% | 1 |
| 22100-66-9 | Bis(2-nitrophenyl) Sulfide | 1 |
| 22104-62-7 | 1-Dimethylamino-2-methylbutan-3-one | 1 |
| 22115-41-9 | 2-(Bromomethyl)benzonitrile, 98% | 1 |
| 22117-85-7 | Sulpiride EP Impurity D | 1 |
| 22117-86-8 | Dibromomethane-d2 | 1 |
| 22121-58-0 | Diclofenac EP Impurity B | 1 |
| 22126-67-6 | Naphazoline EP Impurity D | 1 |
| 22128-62-7 | Chloroformic Acid Chloromethyl Ester | 2 |
| 22128-63-8 | Dichloromethyl Chloroformate | 1 |
| 22139-77-1 | Pinosylvin | 1 |
| 22144-77-0 | Cytochalasin D, from zygosporium mansonii, 98% | 1 |
| 22145-68-2 | Calcifediol EP Impurity B | 1 |
| 22150-76-1 | L- Biopterin | 1 |
| 22161-81-5 | Dexketoprofen | 1 |
| 22175-22-0 | 1-(3-Chloro-4-methylphenyl)-3-methyl-urea | 1 |
| 22189-08-8 | Magnesium sulphate, dried, 98% | 1 |
| 22189-32-8 | Spectinomycin Dihydrochloride Pentahydrate, plant tissue culture tested | 1 |
| 22191-58-8 | 2,6-Dibromoterephthalic acid | 1 |
| 22191-62-4 | 3-(4-Methoxyphenyl)-N,N-dimethylpropanethioamide | 1 |
| 22194-38-3 | Tiamulin Fumarate - Impurity C | 1 |
| 22199-08-2 | Sulfadiazine Silver Salt | 2 |
| 22204-24-6 | Pyrantel Pamoate | 1 |
| 22204-53-1 | Naproxen | 1 |
| 22212-55-1 | Benzoylprop-ethyl | 1 |
| 22223-49-0 | Methyl 3-methylanthranilate | 1 |
| 22224-41-5 | 1,3,5-Tri-O-benzoyl-D-ribofuranose | 1 |
| 22224-92-6 | Fenamiphos | 1 |
| 22226-37-5 | α-Formyl-(3-endo)-8-methyl-8-azabicyclo[3.2.1]oct-3-yl benzeneacetic Acidester | 1 |
| 22227-26-5 | Selinexor Benzamide Impurity | 1 |
| 22232-54-8 | Carbimazole | 1 |
| 22235-04-7 | 4-(Acetylamino)phthalic Anhydride | 1 |
| 22235-81-0 | Ipratropium Bromide EP Impurity E | 1 |
| 22235-98-9 | N-Butyl Nor Scopolamine Hydrochloride | 1 |
| 22236-07-3 | 1-(Difluoromethoxy)-3-nitrobenzene | 1 |
| 22236-10-8 | 4-(Difluoromethoxy)aniline, 98% | 1 |
| 22236-11-9 | N-(4-(Difluoromethoxy)phenyl)acetamide | 1 |
| 22236-91-5 | N-(Pyridin-4-yl)formamide | 1 |
| 22237-37-2 | (E)-1,2-Bis(3-chloro-4-methylphenyl)diazene | 1 |
| 22246-18-0 | 7-Hydroxy-2-oxo-1,2,3,4-tetrahydroquinoline, 98% | 1 |
| 22248-79-9 | (Z)-Tetrachlorvinphos | 1 |
| 22252-43-3 | 7-Aminodesacetoxycephalosporanic acid, 98% | 1 |
| 22254-24-6 | Ipratropium Bromide | 1 |
| 22255-22-7 | Resveratrol Trimethyl Ether | 1 |
| 22255-40-9 | Loganic acid | 1 |
| 22256-03-7 | Methyl 3,17-Dioxo-4-androsten-19-oate | 1 |
| 22259-30-9 | Formetanate | 1 |
| 22260-51-1 | Bromocriptine Mesylate | 1 |
| 22264-50-2 | 1-Aminocyclobutanecarboxylic Acid | 1 |
| 22270-22-0 | 2-Chloro-N-(2-chloroethyl)-N-methyl-2-phenylethan-1-amine | 1 |
| 22288-78-4 | Methyl 3-amino-2-thiophenecarboxylate, 99% | 1 |
| 22298-29-9 | Betamethasone Benzoate | 1 |
| 22306-37-2 | Bismuth acetate, 98% | 2 |
| 22316-27-4 | 7-Chloro-5-methyl-1-phenyl-1,5-dihydro-2H-benzo[b][1,4]diazepine-2,4(3H)-dione | 1 |
| 22316-55-8 | Clobazam Impurity A | 1 |
| 22318-10-1 | Evodol | 1 |
| 22323-82-6 | (S)-(+)-2,2-Dimethyl-1,3-Dixolane-4-Methanol | 1 |
| 22329-38-0 | 1-Methyl-9H-beta-carboline-3-carboxylic acid | 1 |
| 22339-62-4 | 4,4'-(1,4-Phenylene)dibutyric Acid | 1 |
| 22340-94-9 | Josamycin EP Impurity D | 1 |
| 22342-46-7 | Biotin EP Impurity C | 1 |
| 22345-47-7 | Tofisopam | 1 |
| 22347-47-3 | 1,4-Dioxane-2-ol | 1 |
| 22348-31-8 | (R)-(+)-2-(Diphenylmethyl)pyrrolidine | 1 |
| 22348-32-9 | (R)-(+)-α,α-Diphenyl-2-pyrrolidinemethanol, 98% | 1 |
| 22348-64-7 | 22β-Hydroxy Cholesterol | 1 |
| 22350-41-0 | Cholecalciferol EP Impurity A | 1 |
| 22350-43-2 | Cholecalciferol EP Impurity D | 1 |
| 22365-13-5 | S-Adenosylmethioninamine | 1 |
| 22368-21-4 | Eupatilin | 1 |
| 22373-78-0 | Monensin sodium, 90-95% | 2 |
| 22374-89-6 | 3-Amino-1-Phenylbutane | 1 |
| 22379-62-0 | Benzyl Alcohol Potassium Salt | 1 |
| 22398-80-7 | Indium phosphide (single crystal substrate), (100) ± 0.5o | 4 |
| 22407-20-1 | Allopurinol EP Impurity B | 1 |
| 22416-58-6 | Xylotetrose | 1 |
| 22420-16-2 | 21-Dehydro Prednisolone | 1 |
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