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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 |
|---|---|---|
| 4016-11-9 | Ethyl Glycidyl Ether | 1 |
| 4016-85-7 | 2'-Benzoyl-2,4'-dichloroacetanilide | 1 |
| 4018-82-0 | N-(p-Chlorobenzoyl)-p-anisidine | 1 |
| 4021-47-0 | Sodium heptadecafluorooctane-1-sulfonate | 1 |
| 4022-81-5 | 1-(4-Chlorophenyl)biguanide Hydrochloride | 1 |
| 4023-02-3 | 1H-Pyrazole-1-carboximidamide hydrochloride | 1 |
| 4023-34-1 | Cyclopropanecarbonyl chloride, 98% | 1 |
| 4023-65-8 | Trans-Aconitic Acid | 1 |
| 4024-34-4 | Diphenhydramine EP Impurity B | 1 |
| 4025-59-6 | Cholesterol 5beta,6beta-Epoxide | 1 |
| 4025-75-6 | 4-Nitro-α-toluenesulfonyl chloride | 1 |
| 4026-18-0 | 2-Hydroxy-3-methylbutyric Acid | 1 |
| 4026-48-6 | N-Methylcysteine | 1 |
| 4027-64-9 | Sulbactam EP Impurity D | 1 |
| 4032-26-2 | Diquat dichloride | 1 |
| 4033-27-6 | Dihydro Folic Acid | 1 |
| 4038-99-7 | 7-Chloro-4-[4-(3-chloropropyl)-1-piperazinyl]-quinoline | 1 |
| 4039-00-3 | 4'-(7-Dechloroquinolinyl) Piperaquine | 1 |
| 4039-32-1 | Lithium bis(trimethylsilyl)amide, solution 1.4M in THF | 3 |
| 4039-98-9 | N,N-Dimethyl-1,3,5-triazine-2,4-diamine | 1 |
| 4042-36-8 | D-Pyroglutamic Acid | 1 |
| 4045-44-7 | 1,2,3,4,5-Pentamethylcyclopentadiene, 95% | 1 |
| 4046-24-6 | Cyproheptadine EP Impurity C (HCl) | 1 |
| 4048-33-3 | 6-Amino-1-hexanol | 1 |
| 4052-30-6 | 4-Methylsulfonylbenzoic acid | 1 |
| 4055-39-4 | Mitomycin EP Impurity B | 1 |
| 4055-40-7 | Mitomycin EP Impurity C | 1 |
| 4065-45-6 | 5-Benzoyl-4-hydroxy-2-methoxybenzenesulfonic acid, ≥97% | 1 |
| 4067-16-7 | Pentaethylenehexamine, 70% | 1 |
| 4067-44-1 | 1-(3,4-Dimethylphenyl)-2-methyl-3-(piperidin-1-yl)propan-1-one | 1 |
| 4070-48-8 | L-Valine Methyl Ester | 1 |
| 4070-80-8 | Sodium Stearyl Fumarate | 1 |
| 4071-18-5 | 2,6-Dihydro-2,2,4-trimethyl-6-quinolone | 1 |
| 4072-67-7 | Bis(2-Bromoacetyl) Biphenyl Impurity | 1 |
| 4073-35-2 | 3,5-Dibromo-4-methoxybenzoic Acid | 1 |
| 4073-48-7 | 3-Phenyl-3-(p-tolyl)propanenitrile | 1 |
| 4075-07-4 | Androstadienone | 1 |
| 4075-14-3 | 2Alpha-Hydroxy Testosterone | 1 |
| 4075-81-4 | Calcium propionate, 98% | 2 |
| 4076-36-2 | 5-Methyl Tetrazole | 1 |
| 4076-50-0 | 2-Amino-4-chlorobenzophenone | 1 |
| 4079-68-9 | Diethylpropargylamine, extra pure >97% | 1 |
| 4080-31-3 | Quaternium 15 | 1 |
| 4083-64-1 | p-Toluenesulfonyl isocyanate, 96% | 1 |
| 4084-27-9 | 3-Deoxyglucosone | 1 |
| 4086-73-1 | n-Octylpyridinium chloride, extra pure >98% | 1 |
| 4089-36-5 | Dexamethasone Oxetanone | 1 |
| 4090-18-0 | Sinoacutine | 1 |
| 4091-39-8 | 3-Chloro-2-butanone | 1 |
| 4091-91-2 | Ibrutinib Impurity 29 | 1 |
| 4091-99-0 | 2′,7′-Dichlorofluorescin diacetate, ≥97% | 1 |
| 4093-28-1 | Methyl 4-Acetamido-2-hydroxybenzoate | 1 |
| 4093-29-2 | Metoclopramide EP Impurity D | 1 |
| 4093-31-6 | Metoclopramide EP Impurity B | 1 |
| 4093-34-9 | Bromopride Impurity B | 1 |
| 4093-35-0 | Bromopride | 1 |
| 4096-20-2 | 1-Phenylpiperidine | 1 |
| 4097-22-7 | Didanosine EP Impurity G | 1 |
| 4097-36-3 | Dinosam | 1 |
| 4097-89-6 | Trientine Impurity 2 | 2 |
| 4097-90-9 | N1,N1'-(Ethane-1,2-diyl)bis(N1-(2-aminoethyl)ethane-1,2-diamine) | 1 |
| 4098-40-2 | Mitragynine | 1 |
| 4098-71-9 | Isophorone diisocyanate, 99% | 1 |
| 4101-32-0 | 2'-Nitro-4',5'-dimethoxyacetophenone | 1 |
| 4101-80-8 | Dichloroisoeverninic Acid | 1 |
| 4102-53-8 | 4-Iodo-2,6-dimethylaniline | 1 |
| 4107-62-4 | Methyl 3-Cyanoropionate | 1 |
| 4107-98-6 | N,N-Diisopropylaniline | 1 |
| 4111-08-4 | Butanone Cyanohydrin | 1 |
| 4111-54-0 | Lithium diisopropylamide 2.0M in THF | 3 |
| 4114-31-2 | Ethyl carbazate, 97% | 1 |
| 4118-36-9 | 6,7-Dimethoxy-1-phenyl-1,2,3,4-tetrahydroisoquinoline | 1 |
| 4118-51-8 | Pregabalin EP impurity D | 1 |
| 4120-73-4 | 4-O-Methyl-D-glucuronic Acid | 1 |
| 4121-39-5 | Tenofovir 9-Propenyl Impurity | 1 |
| 4124-30-5 | Dichloroacetic anhydride | 1 |
| 4124-31-6 | Trichloroacetic acid anhydride, extra pure >98% | 2 |
| 4124-41-8 | p-Toluenesulphonic anhydride, 97% | 1 |
| 4125-43-3 | Guaiacol allyl ether | 1 |
| 4128-37-4 | 1,3-Diisopropylurea | 1 |
| 4128-73-8 | 4,4'-Oxybis(phenyl isocyanate) | 1 |
| 4130-35-2 | Tridecyl trimellitate | 1 |
| 4130-42-1 | 2,6-Di-tert-butyl-4-ethylphenol | 1 |
| 4132-28-9 | 2,3,4,6-Tetra-O-benzoyl-D-glucopyranose | 1 |
| 4134-97-8 | 3-Deoxygalactosone | 1 |
| 4135-11-9 | Polymyxin B1 | 1 |
| 4136-95-2 | 2,4,6-Trichlorobenzoyl chloride, 97% | 1 |
| 4136-97-4 | Methyl 4-aminosalicylate, 97% | 1 |
| 4137-56-8 | Methyl2,3-O-Isopropylidene-5-O-tosyl-beta-D-ribofuranoside | 1 |
| 4138-26-5 | Piperidine-3-carboxamide | 1 |
| 4138-96-9 | Canrenoic Acid | 1 |
| 4140-83-4 | 2-Amino-4-chlorobenzene-sulfonamide | 1 |
| 4141-08-6 | 2-Amino-N-methylbenzamide | 1 |
| 4144-02-9 | O-Methyl-L-threonine | 1 |
| 4146-30-9 | Framycetin Sulphate | 1 |
| 4147-13-1 | Estradiol Benzoate EP Impurity C | 1 |
| 4151-50-2 | Sulfluramid | 1 |
| 4151-97-7 | 1-Chloro-3-methoxypropan-2-ol | 1 |
| 4152-09-4 | N-Benzylethylenediamine | 1 |
| 4157-01-1 | 4-Cyclopentene-1,3-diol | 1 |
| 4158-12-7 | 10-Oxooctadecanoic acid | 1 |
| 4159-77-7 | Rose Bengal lactone | 1 |
| 4161-24-4 | 4-Butoxybutanol | 1 |
| 4165-32-6 | 2-Methylthiazolidine-4-carboxylic Acid | 1 |
| 4165-56-4 | 1,4-Dibromobenzene-d4 | 1 |
| 4165-57-5 | Bromobenzene-d5 | 1 |
| 4165-60-0 | Nitrobenzene-d5 | 1 |
| 4165-61-1 | Aniline-d5 | 1 |
| 4167-74-2 | 4-Isobutylphenol | 1 |
| 4168-73-4 | Trihexyl phospine | 1 |
| 4168-79-0 | Triacetonamine oxime | 1 |
| 4170-30-3 | Crotonaldehyde | 1 |
| 4171-83-9 | 2-Nitrophenyl Phenyl Sulfide | 1 |
| 4172-97-8 | 2-Ethyl-2-methyl-succinonitrile | 1 |
| 4172-99-0 | Gabapentin Di-Nitrile Impurity | 1 |
| 4179-44-6 | 8-(5-Hexylfuran-2-yl)octanoic acid | 1 |
| 4180-23-8 | Trans-Anethole | 2 |
| 4181-95-7 | Tetracontane | 1 |
| 4185-00-6 | 3-Oxo-7alpha-hydroxy-5beta-cholanoic Acid | 1 |
| 4185-69-7 | 1-(2,4-Dinitrophenyl)pyridin-1-ium,chloride | 1 |
| 4187-38-6 | (R)-1-(p-Tolyl)ethanamine | 1 |
| 4191-73-5 | Isopropyl Paraben | 1 |
| 4192-28-3 | N-Phthalyl-L-alanine | 1 |
| 4192-90-9 | Trilobatin | 1 |
| 4193-55-9 | Calcofluor White M2R, plant tissue culture tested | 1 |
| 4196-95-6 | Azelaic anhydride | 1 |
| 4196-99-0 | Biebrich scarlet | 1 |
| 4197-07-3 | Chromotrope 2R | 1 |
| 4197-24-4 | Carbol fuchsin | 2 |
| 4197-25-5 | Sudan black B | 1 |
| 4198-90-7 | 3,5-Dimethyl-4-hydroxybenzonitrile | 1 |
| 4199-10-4 | (S)-Propranolol Hydrochloride | 1 |
| 4202-14-6 | Dimethyl 2-oxopropylphosphonate, 95% | 1 |
| 4203-18-3 | 4,6-Dichloroquinoline | 1 |
| 4204-78-8 | Bisoprolol Hydroxymethyl Oxiran Impurity | 1 |
| 4205-90-7 | Clonidine | 1 |
| 4205-91-8 | Clonidine Hydrochloride | 1 |
| 4206-31-9 | Methanol-1-D | 1 |
| 4207-56-1 | Phenyltrimethylammonium tribromide, for synthesis 96.5% | 1 |
| 4208-64-4 | 1-(2-Furyl)ethanol | 1 |
| 4210-32-6 | 4-tert-Butylbenzonitrile, 98% | 1 |
| 4213-32-5 | D-Isomer Melphalan Hydrochloride | 1 |
| 4214-74-8 | 3,5-Dichloropyridin-2-amine | 1 |
| 4214-75-9 | 2-Amino-3-nitropyridine, 99% | 1 |
| 4214-76-0 | 2-Amino-5-nitropyridine, 98% | 1 |
| 4215-07-0 | 7-Methylpteridine-2,4-diamine | 1 |
| 4221-03-8 | 5-Hydroxypentanal, 95% | 1 |
| 4221-98-1 | (-)-alpha-Phellandrene | 1 |
| 4222-96-2 | Levonorgestrel EP Impurity N | 1 |
| 4224-00-4 | Methyl Phenytoin | 1 |
| 4224-69-5 | Methyl 2-(bromomethyl)acrylate | 1 |
| 4225-26-7 | 2-Morpholin-4-yl-benzothiazole | 1 |
| 4226-36-2 | 3-(2-Chloroethyl)pyridine hydrochloride | 1 |
| 4227-95-6 | Iodomethane 13C | 1 |
| 4229-44-1 | N-Methylhydroxylamine Hydrochloride | 1 |
| 4233-33-4 | 4-Phenyl-1,2,4-triazoline-3,5-dione | 1 |
| 4233-96-9 | (-)-Gallocatechin gallate | 1 |
| 4235-46-5 | α,α,α',α',4-Pentabromo-o-xylene, 97% | 1 |
| 4235-95-4 | 1,2-Dioleoyl-sn-glycero-3-phosphocholine, ≥99% | 1 |
| 4237-48-3 | Thiobenzhydrol | 1 |
| 4238-71-5 | 1-Benzylimidazole, 99% | 1 |
| 4243-73-6 | 20-beta-Dihydrodydrogesterone | 1 |
| 4243-74-7 | 20α-Dihydrodydrogesterone | 1 |
| 4244-47-7 | 6-Amino-9H-purine-9-propanoic Acid | 1 |
| 4244-81-9 | 3-[(Ethoxycarbonyl)amino]propanoic acid | 1 |
| 4245-41-4 | Estradiol Acetate | 1 |
| 4245-76-5 | 1-Methyl-3-nitroguanidine, 99% | 1 |
| 4246-51-9 | 3,3-((Oxybis(ethane-2,1-diyl))bis(oxy))bis(propan-1-amine) | 1 |
| 4247-02-3 | Isobutyl 4-hydroxybenzoate, 98% | 1 |
| 4248-19-5 | Boc-amide, 98% | 1 |
| 4248-74-2 | (-)-2,3-O-Isopropylidene-L-threitol-1,4-dimethane sulfonate | 1 |
| 4249-10-9 | 1,2,3,4-Tetramethylcyclopenta-1,3-Diene | 1 |
| 4251-16-5 | Propyl thiocyanate | 1 |
| 4252-78-2 | 2',2',4'-Trichloro acetophenone, 98% | 1 |
| 4253-34-3 | Triacetoxy(methyl)silane, 90% | 1 |
| 4253-79-6 | 2-(3-Nitrophenyl)pyridine | 1 |
| 4253-82-1 | (E)-1,2-Di(pyridin-4-yl)diazene | 1 |
| 4254-14-2 | (R)-(-)-1,2-Propanediol | 1 |
| 4254-15-3 | (S)-(+)-Propane-1,2-diol | 1 |
| 4254-67-5 | 1-(4-(Benzyloxy)phenyl)-2-bromoethanone | 1 |
| 4255-62-3 | 4,4-Dimethylcyclohexanone, 98% | 1 |
| 4261-42-1 | Isoorientin | 1 |
| 4261-67-0 | 3-Chloro-N,N,2-trimethylpropan-1-amine hydrochloride | 1 |
| 4261-68-1 | 2-(Diisopropylamino)ethyl Chloride Hydrochloride | 1 |
| 4262-06-0 | Di-2-pyridyl sulphide | 1 |
| 4263-52-9 | 2-Bromoethanesulphonic acid sodium, 98% | 1 |
| 4264-83-9 | 4-Nitrophenyl phosphate disodium salt, hexahydrate, 99%+ | 2 |
| 4265-07-0 | Phospho(enol)pyruvic Acid Monopotassium | 1 |
| 4265-16-1 | 2-Benzofurancarboxaldehyde, 97% | 1 |
| 4265-27-4 | 2-Butyl Benzofuran | 1 |
| 4266-66-4 | 1,8-Diazacyclotetradecane-2,7-dione | 1 |
| 4270-27-3 | 6-Chlorouracil, 98% | 1 |
| 4271-30-1 | N-(4-Aminobenzoyl)-L-glutamic acid, ≥98% (TLC) | 1 |
| 4271-96-9 | Pyrantel EP Impurity D | 1 |
| 4272-74-6 | N-alpha-Tosyl-L-lysylchloromethane hydrochloride | 1 |
| 4274-15-1 | Tetraethylthiourea | 1 |
| 4275-43-8 | 1,3-Diphenyl-2-Aminopropane | 1 |
| 4276-09-9 | D-Valinol | 2 |
| 4276-49-7 | 1-Eicosane bromide, 98% | 1 |
| 4277-00-3 | 2-Methyl-4,6-dinitrobenzoic acid | 1 |
| 4277-06-9 | Cyclohexadeca-1,9-diene | 1 |
| 4277-89-8 | Myristoylcholine chloride, 90% | 1 |
| 4282-31-9 | 2,5-Thiophenedicarboxylic acid, 99% | 1 |
| 4282-40-0 | 1-Iodoheptane, 98% | 1 |
| 4286-23-1 | 4-Isopropenylphenol | 1 |
| 4286-55-9 | 6-Bromo-1-hexanol | 1 |
| 4290-13-5 | Santamarine | 1 |
| 4291-63-8 | Cladribine | 1 |
| 4292-19-7 | 1-Iodododecane, 98% | 1 |
| 4294-17-1 | 6-Benzylaminopurine 9-(α-D-glucoside) | 1 |
| 4294-57-9 | p-Tolylmagnesium bromide solution, 0.5 M in diethyl ether | 2 |
| 4295-65-2 | Chlorprothixene EP Impurity A | 1 |
| 4295-99-2 | Tetrahydro-2H-pyran-4-carbonitrile | 1 |
| 4298-14-0 | Didesethyl Chloroquine | 1 |
| 4298-15-1 | Hydroxychloroquine EP Impurity C | 1 |
| 4299-07-4 | 2-Butyl-1,2-benzisothiazolin-3-one | 1 |
| 4300-02-1 | Methyl cyclopentanepropanoate | 1 |
| 4300-43-0 | Triclocarban USP Related Compound C | 1 |
| 4301-14-8 | Ethynylmagnesium bromide 0.5 M in THF | 1 |
| 4303-49-5 | Diethyl malonate-d2 | 1 |
| 4306-83-6 | Fluocinolone Acetonide Impurity 3 | 1 |
| 4312-54-3 | 3-Hydroxyphenyltrimethylammonium Methylsulfate | 1 |
| 4313-03-5 | trans,trans-2,4-Heptadienal | 1 |
| 4314-66-3 | N-Ethylnicotinamide | 1 |
| 4314-67-4 | Glu-4-Oxytocin | 1 |
| 4316-23-8 | 4-Methylphthalic Acid | 1 |
| 4316-51-2 | 4-Methoxytriphenylamine, 97% | 1 |
| 4316-93-2 | 4,6-Dichloro-5-nitropyrimidine, 97% | 1 |
| 4317-14-0 | Nortriptyline EP Impurity J | 1 |
| 4318-42-7 | 1-Isopropyl piperazine, 99% | 1 |
| 4318-56-3 | Alogliptin Impurity | 1 |
| 4318-68-7 | Amifampridine Impurity B | 1 |
| 4319-49-7 | 4-Aminomorpholine, 97% | 1 |
| 4321-69-1 | Lissamine red (C.I. 18055), for microscopy | 1 |
| 4324-37-2 | 2-Methoxypropionic acid, 97% | 1 |
| 4324-38-3 | 3-Ethoxypropanoic acid | 1 |
| 4326-36-7 | Boc-L-tyrosine methyl ester, 98%+ | 1 |
| 4328-13-6 | Tetrahexylammonium bromide, 99% | 1 |
| 4330-22-7 | 5-Fluoro-2,4-dimethoxypyrimidine | 1 |
| 4330-34-1 | Methyl 2-Deoxy-3,5-di-O-p-toluoyl-D-erythro-pentoside | 1 |
| 4330-99-8 | Trimeprazine tartrate | 1 |
| 4331-54-8 | 4-Methyl-1-cyclohexanecarboxylic acid | 1 |
| 4333-56-6 | Cyclopropyl bromide, extra pure >99% | 1 |
| 4334-87-6 | 3-Ethoxycarbonylphenylboronic acid, 98% | 1 |
| 4335-28-8 | Levamisole EP Impurity D | 1 |
| 4335-77-7 | Oxybutynin EP Impurity D | 1 |
| 4336-46-3 | 1-β-D-Ribofuranosyl-3-guanylurea Picrate | 1 |
| 4337-33-1 | Dimethylpropiothetin hydrochloride, 97% | 1 |
| 4337-75-1 | N-Lauroyl-N-Methyltaurine Sodium | 1 |
| 4337-86-4 | Chlorpromazine sulfone | 1 |
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