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 |
Molecular Formula |
Chemical & Physical Properties |
CAS Number |
2-(Dimethylphosphoryl)aniline |
C8H12NOP |
Molecular Weight:169.161 Density:1.1±0.1 g/cm3 Boiling Point:367.5±34.0 °C at 760 mmHg Melting Point:N/A |
1197953-47-1 |
Elacridar hydrochloride |
C34H34ClN3O5 |
Molecular Weight:600.10400 Density:N/A Boiling Point:701.6ºC at 760 mmHg Melting Point:N/A |
143851-98-3 |
2,6-Dichloro-3-nitrobenzenesulfonic acid |
C6H3Cl2NO5S |
Molecular Weight:272.06300 Density:N/A Boiling Point:N/A Melting Point:N/A |
276702-52-4 |
2,6-DICHLORO-3-NITROBENZENE-1-SULFONYL CHLORIDE |
C6H2Cl3NO4S |
Molecular Weight:290.50800 Density:N/A Boiling Point:N/A Melting Point:N/A |
276702-53-5 |
2-(3-Chloroprop-1-en-1-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane |
C9H16BClO2 |
Molecular Weight:202.48600 Density:N/A Boiling Point:N/A Melting Point:N/A |
873077-21-5 |
(4-(Diisopropylcarbamoyl)pyridin-3-yl)boronic acid |
C12H19BN2O3 |
Molecular Weight:250.10200 Density:N/A Boiling Point:N/A Melting Point:N/A |
868997-86-8 |
3-Fluoro-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzonitrile |
C13H15BFNO2 |
Molecular Weight:247.07300 Density:N/A Boiling Point:N/A Melting Point:N/A |
935685-88-4 |
1-((3AS,6R,7AR)-8,8-DIMETHYL-2,2-DIOXIDOHEXAHYDRO-1H-3A,6-METHANOBENZO[C]ISOTHIAZOL-1-YL)-2-((DIPHENYLMETHYLENE)AMINO)ETHANONE |
C25H28N2O3S |
Molecular Weight:436.566 Density:1.3±0.1 g/cm3 Boiling Point:555.8±56.0 °C at 760 mmHg Melting Point:N/A |
138566-17-3 |
2-(METHYLTHIO)-5-(TRIFLUOROMETHYL)PYRIMIDINE |
C6H5F3N2S |
Molecular Weight:194.17800 Density:N/A Boiling Point:N/A Melting Point:N/A |
176214-15-6 |
1-Chlorohex-5-en-2-ol |
C6H11ClO |
Molecular Weight:134.60400 Density:N/A Boiling Point:N/A Melting Point:N/A |
10293-98-8 |
DIETHYL 2-NITROBENZYLPHOSPHONATE |
C11H16NO5P |
Molecular Weight:273.22200 Density:N/A Boiling Point:N/A Melting Point:N/A |
143023-69-2 |
(1-phenylvinyl)phosphonic acid |
C8H9O3P |
Molecular Weight:184.12900 Density:1.335g/cm3 Boiling Point:399.4ºC at 760mmHg Melting Point:N/A |
3220-50-6 |
1-Chloroheptan-2-ol |
C7H15ClO |
Molecular Weight:150.64600 Density:N/A Boiling Point:N/A Melting Point:N/A |
53660-21-2 |
((TRIMETHYLSILYL)METHYL)BORONIC ACID |
C4H13BO2Si |
Molecular Weight:132.04100 Density:N/A Boiling Point:N/A Melting Point:N/A |
74213-41-5 |
(2R,3S)-2,3-DIBROMOSUCCINIC ACID |
C4H4Br2O4 |
Molecular Weight:275.88000 Density:N/A Boiling Point:N/A Melting Point:N/A |
608-35-5 |
(R)-3-Aminotetrahydrofuran hydrochloride |
C28H36N2O |
Molecular Weight:416.598 Density:1.0±0.1 g/cm3 Boiling Point:501.2±50.0 °C at 760 mmHg Melting Point:N/A |
107215-52-1 |
9-Bromo-2,3-dihydro-1H-cyclopenta[b]quinoline |
C12H10BrN |
Molecular Weight:248.11800 Density:N/A Boiling Point:N/A Melting Point:N/A |
18528-77-3 |
4-(4-BROMOPHENYL)-2-(4-(TRIFLUOROMETHYL)PHENYL)THIAZOLE |
C16H9BrF3NS |
Molecular Weight:384.21400 Density:1.522g/cm3 Boiling Point:449.2ºC at 760 mmHg Melting Point:N/A |
211032-07-4 |
2-PHENYL-4-(4-(TRIFLUOROMETHYL)PHENYL)THIAZOLE |
C16H10F3NS |
Molecular Weight:305.31800 Density:N/A Boiling Point:N/A Melting Point:N/A |
533867-27-5 |
2-BROMO-4-(3-(TRIFLUOROMETHYL)PHENYL)THIAZOLE |
C10H5BrF3NS |
Molecular Weight:308.11800 Density:N/A Boiling Point:N/A Melting Point:N/A |
887625-72-1 |
Magnesium glycinate |
C4H8MgN2O4 |
Molecular Weight:172.422 Density:N/A Boiling Point:240.9ºC at 760 mmHg Melting Point:N/A |
14783-68-7 |
3,4-Difluoro-2,6-diiodophenol |
C6H2F2I2O |
Molecular Weight:381.88500 Density:N/A Boiling Point:N/A Melting Point:N/A |
1228093-47-7 |
1,2-Difluoro-3,5-diiodo-4-methoxybenzene |
C7H4F2I2O |
Molecular Weight:395.91200 Density:N/A Boiling Point:N/A Melting Point:N/A |
1228093-55-7 |
2-(6-FLUOROPYRIDIN-3-YL)-6-(TRIFLUOROMETHYL)-1H-BENZO[D]IMIDAZOLE |
C13H7F4N3 |
Molecular Weight:281.20800 Density:N/A Boiling Point:N/A Melting Point:N/A |
1356385-98-2 |
1,3-DIHYDROBENZO[C]THIOPHENE |
C8H8S |
Molecular Weight:136.21400 Density:1.154g/cm3 Boiling Point:242.2ºC at 760 mmHg Melting Point:N/A |
2471-92-3 |
4-Hydroxy-6-(trifluoromethyl)pyridin-2(1H)-one |
C6H4F3NO2 |
Molecular Weight:179.09700 Density:1.585g/cm3 Boiling Point:558.924ºC at 760 mmHg Melting Point:N/A |
947144-32-3 |
(S)-1-((1,3,2-DIOXABOROLAN-2-YL)OXY)-3-METHYL-1,1-DIPHENYLBUTAN-2-AMINE |
C19H24BNO3 |
Molecular Weight:325.210 Density:1.1±0.1 g/cm3 Boiling Point:411.9±44.0 °C at 760 mmHg Melting Point:N/A |
879981-94-9 |
4-Carbamimidoyl-piperazine-1-carboxylic acid tert-butyl ester |
C10H20N4O2 |
Molecular Weight:228.29100 Density:1.22g/cm3 Boiling Point:328.4ºC at 760 mmHg Melting Point:N/A |
153836-14-7 |
6-Bromo-4-chloro-2-quinolinecarboxylic acid |
C10H5BrClNO2 |
Molecular Weight:286.50900 Density:1.819 Boiling Point:409.6ºC at 760 mmHg Melting Point:N/A |
887589-43-7 |
6-AMINOPYRIMIDIN-2(1H)-ONE HYDROCHLORIDE |
C4H6ClN3O |
Molecular Weight:147.56300 Density:N/A Boiling Point:218ºC at 2 MM HG Melting Point:152-153ºC |
6047-01-4 |
2-Chloro-4-nitrophenyl 2-(acetylamino)-2-deoxy-beta-D-glucopyranoside |
C14H17ClN2O8 |
Molecular Weight:376.746 Density:1.6±0.1 g/cm3 Boiling Point:700.8±60.0 °C at 760 mmHg Melting Point:N/A |
103614-82-0 |
2-METHOXY-4-(2'-NITROVINYL)PHENYL-2-ACETAMIDO-2-DEOXY-BETA-GLUCOPYRANOSIDE |
C17H22N2O9 |
Molecular Weight:398.365 Density:1.5±0.1 g/cm3 Boiling Point:725.1±60.0 °C at 760 mmHg Melting Point:N/A |
70622-74-1 |
1,3,5-tris-(Diphenylamino)benzene |
C42H33N3 |
Molecular Weight:579.73200 Density:1.2 Boiling Point:N/A Melting Point:252-256ºC |
126717-23-5 |
4,4'-((1E,1'E)-ANTHRACENE-9,10-DIYLBIS(ETHENE-2,1-DIYL))BIS(N,N-DIPHENYLANILINE) |
C54H40N2 |
Molecular Weight:716.90900 Density:1.222 Boiling Point:N/A Melting Point:N/A |
155139-11-0 |
4,4'-((1E,1'E)-NAPHTHALENE-1,4-DIYLBIS(ETHENE-2,1-DIYL))BIS(N,N-DIPHENYLANILINE) |
C50H38N2 |
Molecular Weight:666.85000 Density:1.207 Boiling Point:N/A Melting Point:N/A |
952065-58-6 |
3-(2-bromoacetyl)-5-chloro-N-(3-methoxypropyl)thiophene-2-sulfonamide |
C10H13BrClNO4S2 |
Molecular Weight:390.70200 Density:N/A Boiling Point:N/A Melting Point:N/A |
1174304-97-2 |
3-(2,5,5-Trimethyl-1,3-dioxan-2-yl)thiophene-2-sulfonamide |
C11H17NO4S2 |
Molecular Weight:291.38700 Density:N/A Boiling Point:N/A Melting Point:N/A |
138890-87-6 |
3-(2-Bromoacetyl)thiophene-2-sulfonamide |
C6H6BrNO3S2 |
Molecular Weight:284.15100 Density:1.862g/cm3 Boiling Point:454.1ºC at 760 mmHg Melting Point:N/A |
154127-28-3 |
3,4-Dihydro-2-(3-methoxypropyl)-4-oxo-2H-thieno[3,2-e]-1,2-thiazine-6-sulfonamide 1,1-dioxide |
C10H14N2O6S3 |
Molecular Weight:354.42300 Density:N/A Boiling Point:N/A Melting Point:N/A |
154127-41-0 |
3-Acetyl-5-chlorothiophene-2-sulfonamide |
C6H6ClNO3S2 |
Molecular Weight:239.70000 Density:1.583 Boiling Point:453ºC at 760 mmHg Melting Point:182 °C(dec.) |
160982-10-5 |
(S)-6-Chloro-2-(3-methoxypropyl)-3,4-dihydro-2H-thieno[3,2-e][1,2]thiazin-4-ol 1,1-dioxide |
C10H14ClNO4S2 |
Molecular Weight:311.80500 Density:1.49 Boiling Point:466.142ºC at 760 mmHg Melting Point:N/A |
160982-13-8 |
6-CHLORO-2H-THIENO[3,2-E][1,2]THIAZIN-4(3H)-ONE 1,1-DIOXIDE |
C6H4ClNO3S2 |
Molecular Weight:237.68400 Density:N/A Boiling Point:461.725ºC at 760 mmHg Melting Point:N/A |
174139-69-6 |
Diethyl [4-(diphenylamino)benzyl]phosphonate |
C23H26NO3P |
Molecular Weight:395.431 Density:1.2±0.1 g/cm3 Boiling Point:532.8±43.0 °C at 760 mmHg Melting Point:N/A |
126150-12-7 |
(S)-2-(CHLOROMETHYL)-1,4-DIOXASPIRO[4.5]DECANE |
C9H15ClO2 |
Molecular Weight:190.66700 Density:1.15g/ml Boiling Point:272℃ Melting Point:N/A |
1098589-87-7 |
(R)-2-(CHLOROMETHYL)-1,4-DIOXASPIRO[4.5]DECANE |
C9H15ClO2 |
Molecular Weight:190.66700 Density:2.15g/ml Boiling Point:272℃ Melting Point:N/A |
139892-53-8 |
(5-Amino-2-butyl-3-benzofuranyl)[4-[3-(dibutylamino)propoxy]phenyl]methanone |
C30H42N2O3 |
Molecular Weight:478.66600 Density:1.066 Boiling Point:630.151ºC at 760 mmHg Melting Point:N/A |
141644-91-9 |
(5-Amino-2-butyl-3-benzofuranyl)[4-[3-(dibutylamino)propoxy]phenyl]oxalate |
C31H42N2O6 |
Molecular Weight:538.67500 Density:N/A Boiling Point:N/A Melting Point:N/A |
851014-95-4 |
(S)-2-((TERT-BUTOXYCARBONYL)AMINO)-3-PHENYLPROPYL 4-METHYLBENZENESULFONATE |
C21H27NO5S |
Molecular Weight:405.50800 Density:N/A Boiling Point:N/A Melting Point:N/A |
141403-49-8 |
3-Iodobenzene-1,2-diol |
C6H5IO2 |
Molecular Weight:236.00700 Density:N/A Boiling Point:N/A Melting Point:N/A |
19337-60-1 |
2-Fluoro-3-iodo-6-(trifluoromethyl)pyridine |
C6H2F4IN |
Molecular Weight:290.98500 Density:N/A Boiling Point:N/A Melting Point:N/A |
957345-34-5 |