CAS Number Index

A CAS Registry Number,also referred to as CASRN or CAS Number, is a unique numerical identifier assigned by the Chemical Abstracts Service (CAS) to every chemical substance described in the open scientific literature (currently including all substances described from 1957 through the present, plus some substances from the early or mid 1900s), including organic and inorganiccompounds, minerals, isotopes, alloys and nonstructurable materials (UVCBs, of unknown, variable composition, or biological origin).The registry maintained by CAS is an authoritative collection of disclosed chemical substance information. It currently identifies more than 144 million unique organic and inorganic substances and 67 million protein and DNA sequences,plus additional information about each substance. It is updated with around 15,000 additional new substances daily.(information coming from wikipedia.org)

Name CAS Number
3-PYRIDAZINAMINE, 6-(2-PHENYLETHYL)- 874338-84-8
3-METHOXY-4-[3-(1-PYRROLIDINYL)PROPOXY]-BENZOIC ACID HYDROCHLORIDE 199327-71-4
3-fluoro-5-methyl-1-oxidopyridin-1-ium 884495-17-4
RARECHEM AL BI 0500 86239-00-1
2-BROMO-3-FLUORO-PHENYLAMINE HYDROCHLORIDE 118313-87-4
3-CYANO-5-FLUOROPHENYLACETYLENE 872122-56-0
3-Bromo-6-fluoro-4-iodo-2-methylpyridine 884494-46-6
3-(aminomethyl)-6-methoxy-1,3-dihydroindol-2-one 933747-35-4
3-Acetyl-2-methyl-4-quinolinecarboxylic acid 845294-37-3
3-[(4-CHLORO-3-ETHYL-1-METHYL-1H-PYRAZOL-5-YL)CARBONYL]-2-OXAZOLIDINONE 884314-05-0
2-PYRIDINAMINE, 4-CHLORO-N-METHYL-, MONOHYDROCHLORIDE 315496-38-9
2-Fluoro-4-hydroxynicotinic acid 884495-07-2
2-Chloro-3-fluoro-5-methyl-4-pyridinol 884495-20-9
2-[3-(3,4-DIHYDRO-6,7-DIMETHOXY-2(1H)-ISOQUINOLINYL)PROPYL]-1H-ISOINDOLE-1,3(2H)-DIONE 876751-49-4
2,4,5-TRIFLUORO-3-HYDROXYBENZOIC ACID METHYL ESTER 137234-92-5
1-ETHOXY-4-CHLOROPHTHALAZINE 22378-29-6
1-(cyclopropylmethyl)piperidine-3-carboxylic acid 939757-45-6
1-[(4-CHLORO-3-ETHYL-1-METHYL-1H-PYRAZOL-5-YL)CARBONYL]-1H-IMIDAZOLE 880495-51-2
1-(6-HYDROXY-2,4-DIISOPROPOXY-3-METHOXYPHENYL)ETHANONE 93344-50-4
1,3-BENZENEDIOL, 4-BROMO-6-NITRO- 875235-16-8
Uridine 5'-Tetraphosphate 10003-94-8
1-[2-(diethoxyphosphorylcarbamothioylamino)phenyl]-3-(4-methylphenyl)sulfonylurea 52406-01-6
Urea-formaldehyde (1:1) 68002-18-6
Urea-formaldehyde (1:1) 68071-44-3
formaldehyde,methanol,urea 37999-54-5
Urea, N-methyl-N-(7-methyl-2-benzothiazolyl)- (9CI) 53284-70-1
Urea, N-methyl-N-(5-methyl-2-benzothiazolyl)- (9CI) 115011-31-9
[1,1'-Biphenyl]-2-carboxylic acid,4,4'-dimethyl 537712-98-4
5-methyl-2-sulfanylidene-1,3,4-thiadiazole-3-carbaldehyde 100747-87-3
5-(3,5-dichlorolphenyl)-1,3-oxazole-4-carboxylic acid 914220-28-3
Ethanone, 1-(1,2,3,6-tetrahydro-1-methyl-4-pyridinyl)- (9CI) 100752-88-3
3-Bromo-5-methylbenzamide 1007578-82-6
3-chloro-4-hydroxybenzamide 1007578-86-0
2-methyl-4-(3-chloro)phenyl thiazole-5-carboxylic acid 905808-17-5
6,7-Dimethoxy-1H-benzo[d][1,3]oxazine-2,4-dione 20197-92-6
ETHYL 2-AMINO-4-(3-FLUOROPHENYL)THIAZOLE-5-CARBOXYLATE 887267-78-9
2-BOC-AMINO-3,5-DICHLOROBENZOIC ACID 669713-58-0
ethyl 2-piperazine-4-(4-trifluoromethyl)phenyl thiazole-5-carboxylate 905807-67-2
1-Ethynyl-3-fluorobenzene 2561-17-3
5-(4-methoxyphenyl)oxazole-4-carboxylic acid 89205-07-2
Methyl 4,6-dichloroquinoline-2-carboxylate 848501-96-2
(r)-4-phenyl-1,3-thiazolidine-2-thione 110199-18-3
METHYL 4-CHLORO-6-NITRO-QUINOLINE-2-CARBOXYLATE 259196-22-0
4'-Phenoxyphenylacetylene 4200-06-0
ethyl 2-piperazine-4-cyclopentylethyl thiazole-5-carboxylate 905807-74-1
3,5-Dichloroisatoic anhydride 4693-00-9
4-Ethynyl-N,N-dimethylaniline 17573-94-3
N,N-Diethyl-4-ethynylaniline 41876-70-4
1-Bromo-2-ethynylbenzene 766-46-1
ethyl 2-piperazine-4-(3-fluoro)phenyl thiazole-5-carboxylate 887267-69-8