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 |
5-AMINO-3-(4-METHOXYPHENYL)ISOXAZOLE 9& |
C10H10N2O2 |
Molecular Weight:190.19900 Density:1.211g/cm3 Boiling Point:409.8ºC at 760 mmHg Melting Point:135-139ºC(lit.) |
86685-98-5 |
3-(4-Methyl-1,4-diazepan-1-yl)propanoic acid |
C9H18N2O2 |
Molecular Weight:186.25100 Density:1.064g/cm3 Boiling Point:314.3ºC at 760 mmHg Melting Point:N/A |
915923-47-6 |
3-(4-Methylpiperazin-1-yl)butan-1-amine |
C9H21N3 |
Molecular Weight:171.28300 Density:0.947g/cm3 Boiling Point:239.6ºC at 760 mmHg Melting Point:N/A |
4553-30-4 |
3-(4-MORPHOLIN-4-YL-PHENYL)-3-OXO-PROPIONITRILE |
C13H14N2O2 |
Molecular Weight:230.26200 Density:N/A Boiling Point:N/A Melting Point:118-120ºC |
887591-40-4 |
3-(4-Phenylpiperazin-1-yl)propan-1-amine |
C13H21N3 |
Molecular Weight:219.32600 Density:1.041g/cm3 Boiling Point:355.3ºC at 760 mmHg Melting Point:N/A |
20529-19-5 |
3-(Acetylamino)-4-pyridinecarboxylicacid |
C8H8N2O3 |
Molecular Weight:180.16100 Density:1.404g/cm3 Boiling Point:537.8ºC at 760 mmHg Melting Point:281-283ºC |
215103-12-1 |
3-(CHLOROMETHYL)-5-ISOBUTYL-1,2,4-OXADIAZOLE |
C7H11ClN2O |
Molecular Weight:174.62800 Density:1.144g/cm3 Boiling Point:246.7ºC at 760 mmHg Melting Point:N/A |
189130-85-6 |
3-(Dimethylamino)-1-(10H-phenothiazin-2-yl)-2-propen-1-one |
C17H16N2OS |
Molecular Weight:296.38700 Density:1.217g/cm3 Boiling Point:489.5ºC at 760 mmHg Melting Point:245-247ºC |
63285-46-1 |
3-(DIMETHYLAMINO)-1-(PYRAZIN-2-YL)PROP-2-EN-1-ONE |
C9H11N3O |
Molecular Weight:177.20300 Density:N/A Boiling Point:N/A Melting Point:131-133ºC |
111781-53-4 |
3-(Dimethylamino)-1,2-bis(4-methoxyphenyl)-2-propen-1-one |
C19H21NO3 |
Molecular Weight:311.37500 Density:1.106g/cm3 Boiling Point:472.2ºC at 760 mmHg Melting Point:119-121ºC |
66521-59-3 |
3-(Dimethylamino)-2-[3-(trifluoromethyl)phenyl]-acrylonitrile |
C12H11F3N2 |
Molecular Weight:240.22400 Density:1.195g/cm3 Boiling Point:377.9ºC at 760 mmHg Melting Point:104-107ºC |
62738-99-2 |
3-(Dimethylamino)-2-methylpropan-1-ol |
C6H15NO |
Molecular Weight:117.18900 Density:0.883g/cm3 Boiling Point:169.7ºC at 760mmHg Melting Point:N/A |
33622-41-2 |
3-(Dimethylamino)-2-phenylacrylonitrile |
C11H12N2 |
Molecular Weight:172.22600 Density:1.028g/cm3 Boiling Point:375.6ºC at 760mmHg Melting Point:78-80ºC |
18226-50-1 |
1-Butanol,3-(dimethylamino)- |
C6H15NO |
Molecular Weight:117.18900 Density:0.883g/cm3 Boiling Point:169.7ºC at 760 mmHg Melting Point:N/A |
2893-65-4 |
3-(Ethylamino)butan-1-ol |
C6H15NO |
Molecular Weight:117.18900 Density:0.873g/cm3 Boiling Point:185.879ºC at 760 mmHg Melting Point:N/A |
76888-68-1 |
3-(ethylsulfinyl)propanoic acid |
C5H10O3S |
Molecular Weight:150.19600 Density:1.303g/cm3 Boiling Point:385.5ºC at 760 mmHg Melting Point:N/A |
137375-82-7 |
3-(Ethylthio)propanoic acid |
C5H10O2S |
Molecular Weight:134.19700 Density:1.121g/cm3 Boiling Point:254.3ºC at 760 mmHg Melting Point:N/A |
7244-82-8 |
triethoxy-[3-(1,1,1,2,3,3,3-heptafluoropropan-2-yloxy)propyl]silane |
C12H21F7O4Si |
Molecular Weight:390.36700 Density:1.4 Boiling Point:34ºC Melting Point:-122ºC |
149838-19-7 |
3-(Iodomethyl)-3-methyloxetane |
C5H9IO |
Molecular Weight:212.029 Density:1.8±0.1 g/cm3 Boiling Point:187.7±13.0 °C at 760 mmHg Melting Point:N/A |
112823-30-0 |
3-(Methylamino)butan-1-ol |
C5H13NO |
Molecular Weight:103.16300 Density:0.876g/cm3 Boiling Point:169.846ºC at 760 mmHg Melting Point:N/A |
2704-55-4 |
Pyridazine,3-chloro-6-(1,1-dimethylethoxy)- |
C8H11ClN2O |
Molecular Weight:186.63900 Density:1.156g/cm3 Boiling Point:300.3ºC at 760mmHg Melting Point:97-99ºC |
17321-24-3 |
3-(TERT-BUTOXYCARBONYL)BENZOICACID |
C12H14O4 |
Molecular Weight:222.23700 Density:1.173g/cm3 Boiling Point:357.6ºC at 760mmHg Melting Point:152-153ºC |
33704-19-7 |
3-(TERT-BUTYL)-1-PHENYL-1H-PYRAZOLE-5-CARBOXYLIC ACID |
C14H16N2O2 |
Molecular Weight:244.28900 Density:1.14g/cm3 Boiling Point:398.4ºC at 760 mmHg Melting Point:204-206ºC |
93045-47-7 |
3-tert-butyl-3,4-dihydro-2H-1,4-benzoxazine |
C12H17NO |
Molecular Weight:191.26900 Density:1.008 g/cm3 Boiling Point:287.9ºC at 760 mmHg Melting Point:66.5-77ºC |
32278-16-3 |
3-(trifluoromethyl)phenyltrimethylammonium iodide |
C10H13F3IN |
Molecular Weight:331.117 Density:N/A Boiling Point:N/A Melting Point:243 °C |
27389-57-7 |
3,3,3-Trifluoropropylene carbonate |
C4H3F3O3 |
Molecular Weight:156.06000 Density:1.554g/cm3 Boiling Point:206.6ºC at 760mmHg Melting Point:N/A |
167951-80-6 |
3,3,4,4-Tetrafluorotetrahydrofuran |
C4H4F4O |
Molecular Weight:144.06800 Density:1.38g/cm3 Boiling Point:82ºC Melting Point:N/A |
374-33-4 |
3,3-BIS(4-CHLOROBENZYL)-2,4-PENTANEDIONE |
C19H18Cl2O2 |
Molecular Weight:349.25100 Density:1.231g/cm3 Boiling Point:441.3ºC at 760mmHg Melting Point:109-111ºC |
130745-77-6 |
3,4-DIBROMO-5-PHENYL-2(5H)-FURANONE |
C10H6Br2O2 |
Molecular Weight:317.96100 Density:2.006g/cm3 Boiling Point:409.7ºC at 760 mmHg Melting Point:74-76ºC |
72857-86-4 |
3,4-Dihydro-2H-1,4-thiazine-3,5-dicarboxylic acid |
C6H7NO4S |
Molecular Weight:189.18900 Density:1.606g/cm3 Boiling Point:463.1ºC at 760 mmHg Melting Point:190-195ºC(dec) |
86360-62-5 |
3,4-dihydroquinolin-1(2H)-yl(oxo)acetic acid |
C11H11NO3 |
Molecular Weight:205.21000 Density:N/A Boiling Point:N/A Melting Point:N/A |
1018565-99-5 |
2-Chloro-6-quinolinamine |
C9H7ClN2 |
Molecular Weight:178.618 Density:1.4±0.1 g/cm3 Boiling Point:352.8±22.0 °C at 760 mmHg Melting Point:149℃ |
238756-47-3 |
2-Methoxy-4-methylbenzonitrile |
C9H9NO |
Molecular Weight:147.174 Density:1.1±0.1 g/cm3 Boiling Point:281.4±20.0 °C at 760 mmHg Melting Point:N/A |
53078-69-6 |
2-Pyrimidinecarboxamide |
C5H5N3O |
Molecular Weight:123.113 Density:1.3±0.1 g/cm3 Boiling Point:332.0±25.0 °C at 760 mmHg Melting Point:N/A |
88511-48-2 |
(3R,4S)-1-Azabicyclo[2.2.1]heptan-3-amine |
C6H12N2 |
Molecular Weight:112.173 Density:1.1±0.1 g/cm3 Boiling Point:140.2±8.0 °C at 760 mmHg Melting Point:N/A |
99445-19-9 |
2-((tert-Butoxycarbonyl)amino)oxazole-5-carboxylicacid |
C9H12N2O5 |
Molecular Weight:228.202 Density:1.4±0.1 g/cm3 Boiling Point:N/A Melting Point:N/A |
903094-60-0 |
Ethyl 4-methylnicotinate |
C9H11NO2 |
Molecular Weight:165.189 Density:1.1±0.1 g/cm3 Boiling Point:234.1±20.0 °C at 760 mmHg Melting Point:N/A |
55314-29-9 |
3-(2-Bromo-4,5-dimethoxyphenyl)propanenitrile |
C11H12BrNO2 |
Molecular Weight:270.122 Density:1.4±0.1 g/cm3 Boiling Point:379.4±37.0 °C at 760 mmHg Melting Point:N/A |
35249-62-8 |
3-[(2-ethylhexyl)oxy]-Thiophene |
C12H20OS |
Molecular Weight:212.35200 Density:N/A Boiling Point:N/A Melting Point:N/A |
125300-69-8 |
3-(4-Chlorophenoxy)aniline |
C12H10ClNO |
Molecular Weight:219.667 Density:1.3±0.1 g/cm3 Boiling Point:345.6±17.0 °C at 760 mmHg Melting Point:N/A |
105945-24-2 |
3-(4-Chlorophenyl)-2-propynoic acid |
C9H5ClO2 |
Molecular Weight:180.588 Density:1.4±0.1 g/cm3 Boiling Point:330.2±34.0 °C at 760 mmHg Melting Point:192-193ºC |
3240-10-6 |
3,5-Pyridinediyldimethanol |
C7H9NO2 |
Molecular Weight:139.152 Density:1.3±0.1 g/cm3 Boiling Point:350.6±32.0 °C at 760 mmHg Melting Point:N/A |
21636-51-1 |
3-Amino-2-bromobenzoic acid |
C7H6BrNO2 |
Molecular Weight:216.032 Density:1.8±0.1 g/cm3 Boiling Point:367.4±32.0 °C at 760 mmHg Melting Point:153 - 158 ℃ |
168899-61-4 |
3-Aminooctanoic acid |
C8H17NO2 |
Molecular Weight:159.226 Density:1.0±0.1 g/cm3 Boiling Point:273.2±23.0 °C at 760 mmHg Melting Point:N/A |
104883-49-0 |
3-Aminotetrahydro-2H-pyran-3-carboxylic acid |
C6H11NO3 |
Molecular Weight:145.156 Density:1.3±0.1 g/cm3 Boiling Point:299.4±40.0 °C at 760 mmHg Melting Point:N/A |
1131623-12-5 |
3-Chloro-2-nitrobenzamide |
C7H5ClN2O3 |
Molecular Weight:200.579 Density:1.5±0.1 g/cm3 Boiling Point:304.7±27.0 °C at 760 mmHg Melting Point:N/A |
59772-47-3 |
4-(Benzyloxy)-3-chlorophenol |
C13H11ClO2 |
Molecular Weight:234.678 Density:1.3±0.1 g/cm3 Boiling Point:384.4±27.0 °C at 760 mmHg Melting Point:N/A |
86902-27-4 |
(3S)-3-Isobutyl-2,5-piperazinedione |
C8H14N2O2 |
Molecular Weight:170.209 Density:1.0±0.1 g/cm3 Boiling Point:442.9±38.0 °C at 760 mmHg Melting Point:255ºC |
5845-67-0 |
H-Val-Gly-OH |
C7H14N2O3 |
Molecular Weight:174.19800 Density:1.168 g/cm3 Boiling Point:405ºC at 760 mmHg Melting Point:N/A |
686-43-1 |
sodium L-glutamate |
C5H7NNa2O4 |
Molecular Weight:191.09300 Density:N/A Boiling Point:333.8ºC at 760mmHg Melting Point:N/A |
16177-21-2 |