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 |
TRIETHANOLAMINE ETHOXYLATE |
C12H27NO6 |
Molecular Weight:281.34600 Density:1.146g/cm3 Boiling Point:432ºC at 760mmHg Melting Point:N/A |
36936-60-4 |
TETRAPENTYLAMMONIUM HYDROXIDE |
C20H45NO |
Molecular Weight:315.57700 Density:N/A Boiling Point:N/A Melting Point:N/A |
4598-61-2 |
[(2R)-1-hydroxypropan-2-yl] prop-2-enoate |
C6H10O3 |
Molecular Weight:130.14200 Density:1.049g/cm3 Boiling Point:200.2ºC at 760mmHg Melting Point:N/A |
50858-51-0 |
(Cyano-κC)(diethyl)aluminium |
C5H13AlN |
Molecular Weight:114.14500 Density:N/A Boiling Point:N/A Melting Point:N/A |
5804-85-3 |
BISPHENOL A DIGLYCIDYL DIACRYLATE |
C27H32O6 |
Molecular Weight:452.53900 Density:1.084 g/mL at 25ºC(lit.) Boiling Point:566.6ºC at 760 mmHg Melting Point:N/A |
67952-50-5 |
POLY(MELAMINE-CO-FORMALDEHYDE), ISOBUTYLATED |
C4H8N6O |
Molecular Weight:156.14600 Density:1 g/mL at 25ºC Boiling Point:108ºC Melting Point:N/A |
68002-21-1 |
POLY(MELAMINE-CO-FORMALDEHYDE), METHYLATED/BUTYLATED (55/45) |
C4H8N6O |
Molecular Weight:156.14600 Density:1.096 g/mL at 25ºC(lit.) Boiling Point:N/A Melting Point:N/A |
68036-97-5 |
2,2,4-TRIMETHYL-1,3-PENTANEDIOL DIBENZOATE |
C22H26O4 |
Molecular Weight:354.43900 Density:1.087g/cm3 Boiling Point:463.8ºC at 760mmHg Melting Point:N/A |
68052-23-3 |
POLY(UREA-CO-FORMALDEHYDE), METHYLATED |
C2H6N2O2 |
Molecular Weight:90.08120 Density:1.217 g/mL at 25ºC(lit.) Boiling Point:196.6ºC at 760 mmHg Melting Point:N/A |
68071-45-4 |
POLY[TRIMETHYLOLPROPANE/DI(PROPYLENE GLYCOL)-ALT-ADIPIC ACID/PHTHALIC ANHYDRIDE], POLYOL |
C26H42O13 |
Molecular Weight:562.60400 Density:1.11 g/mL at 25ºC(lit.) Boiling Point:>250ºC(lit.) Melting Point:<-25ºC(lit.) |
68133-07-3 |
POLY[1,6-HEXANEDIOL/NEOPENTYL GLYCOL/DI(ETHYLENE GLYCOL)-ALT-ADIPIC ACID] DIOL |
C27H60O14 |
Molecular Weight:608.75700 Density:1.15 g/mL at 25ºC(lit.) Boiling Point:>350ºC(lit.) Melting Point:<25ºC(lit.) |
68492-71-7 |
acrylonitrile/butadiene copolymer |
C13H20O5 |
Molecular Weight:256.29500 Density:1 g/mL at 25ºC Boiling Point:N/A Melting Point:N/A |
68891-50-9 |
POLY(ETHYLENE GLYCOL) 2-(ETHYL((HEPTADE& |
C15H16F17NO4S |
Molecular Weight:629.33000 Density:1.4 g/mL at 25ºC(lit.) Boiling Point:>148ºC(lit.) Melting Point:N/A |
68958-61-2 |
5-ETHYL-2,8-DIISOPROPYL-1-AZA-3,7-DIOXABICYCLO[3.3.0]OCTANE |
C13H25NO2 |
Molecular Weight:227.34300 Density:0.955 g/mL at 25ºC(lit.) Boiling Point:127ºC15 mm Hg(lit.) Melting Point:N/A |
79185-77-6 |
TETRA(ETHYLENE GLYCOL) DIVINYL |
C12H22O5 |
Molecular Weight:246.30000 Density:1.03 g/mL at 25ºC(lit.) Boiling Point:102ºC0.15 mm Hg(lit.) Melting Point:N/A |
83416-06-2 |
PENTAERYTHRITOL PROPOXYLATE |
C22H48O12 |
Molecular Weight:504.60900 Density:N/A Boiling Point:534.2ºC at 760mmHg Melting Point:N/A |
9051-49-4 |
TRIMETHYLSTANNYLDIMETHYLVINYLSILAN, 90 |
C7H21SiSn |
Molecular Weight:252.02800 Density:N/A Boiling Point:N/A Melting Point:N/A |
214279-37-5 |
3-(2-Formyl-4-nitrophenoxy)benzotrifluoride, 2-Formyl-4-nitro-3'-(trifluoromethyl)diphenyl ether |
C14H8F3NO4 |
Molecular Weight:311.21300 Density:N/A Boiling Point:N/A Melting Point:N/A |
217186-14-6 |
2-Fluoro-5-methoxybenzylamine |
C8H10FNO |
Molecular Weight:155.17000 Density:N/A Boiling Point:N/A Melting Point:N/A |
93071-83-1 |
5-Bromo-2-fluorobenzamide |
C7H5BrFNO |
Molecular Weight:218.02300 Density:N/A Boiling Point:N/A Melting Point:N/A |
214210-17-0 |
4-(2,2-DIMETHYLPROPIONYLAMINO)BENZOICACID |
C12H15NO3 |
Molecular Weight:221.25200 Density:N/A Boiling Point:N/A Melting Point:N/A |
56619-97-7 |
3-(2,2-DIMETHYLPROPIONYLAMINO)BENZOICACID |
C12H15NO3 |
Molecular Weight:221.25200 Density:N/A Boiling Point:N/A Melting Point:N/A |
56619-96-6 |
3-(2-METHOXY-PHENYL)-PROPIONYL CHLORIDE |
C10H11ClO2 |
Molecular Weight:198.64600 Density:N/A Boiling Point:N/A Melting Point:N/A |
22955-75-5 |
4-(3-METHYL-UREIDO)-BENZENESULFONYL CHLORIDE |
C8H9ClN2O3S |
Molecular Weight:248.68700 Density:N/A Boiling Point:N/A Melting Point:N/A |
677326-97-5 |
1-Naphthalenesulfonylchloride,5-amino-(9CI) |
C10H8ClNO2S |
Molecular Weight:241.69400 Density:1.487 g/cm3 Boiling Point:413ºC at 760 mmHg Melting Point:N/A |
145061-31-0 |
BENZYL-(4-BENZYLOXYBENZYL)AMINE |
C21H21NO |
Molecular Weight:303.39800 Density:N/A Boiling Point:N/A Melting Point:N/A |
69875-83-8 |
2-P-TOLYL-1H-BENZOIMIDAZOL-5-YLAMINE |
C14H13N3 |
Molecular Weight:223.27300 Density:N/A Boiling Point:N/A Melting Point:N/A |
1572-06-1 |
4-(BENZOTHIAZOL-2-YL-SULFANYL)PHENYLAMINE |
C13H10N2S2 |
Molecular Weight:258.36200 Density:1.39g/cm3 Boiling Point:473.1ºC at 760 mmHg Melting Point:N/A |
25712-17-8 |
1H-PYRAZOLE-5-CARBOXALDEHYDE, 3-(1,1-DIMETHYLETHYL)-1-METHYL-4-NITRO- |
C9H13N3O3 |
Molecular Weight:211.21800 Density:N/A Boiling Point:N/A Melting Point:N/A |
817172-31-9 |
5-Chloro-4-nitrobenzofurazane |
C6H2ClN3O3 |
Molecular Weight:199.55100 Density:N/A Boiling Point:N/A Melting Point:N/A |
5714-17-0 |
2-(5-METHYL-2-PHENYL-1,3-THIAZOL-4-YL)ETHAN-1-OL |
C12H13NOS |
Molecular Weight:219.30300 Density:N/A Boiling Point:N/A Melting Point:N/A |
175136-30-8 |
1-(3,5-DIMETHYLPHENYLAMINO)CYCLOHEXANECARBOXYLICACID |
C15H21NO2 |
Molecular Weight:247.33300 Density:N/A Boiling Point:N/A Melting Point:N/A |
725252-86-8 |
1-(4-METHOXY-PHENYL)-5-METHYL-1H-PYRAZOLE-4-CARBOXYLIC ACID HYDRAZIDE |
C12H14N4O2 |
Molecular Weight:246.26500 Density:1.31g/cm3 Boiling Point:N/A Melting Point:N/A |
618092-46-9 |
4-AMINO-N,N-DIPROPYL-BENZENESULFONAMIDE |
C12H20N2O2S |
Molecular Weight:256.36400 Density:N/A Boiling Point:N/A Melting Point:N/A |
21646-92-4 |
5-(3-bromophenyl)furan-2-carbaldehyde |
C11H7BrO2 |
Molecular Weight:251.07600 Density:1.518g/cm3 Boiling Point:360.5ºC at 760 mmHg Melting Point:N/A |
39868-10-5 |
N-(2-Formyl-4-nitro-phenyl)-4-methyl-benzenesulfonamide |
C14H12N2O5S |
Molecular Weight:320.32000 Density:1.467g/cm3 Boiling Point:509ºC at 760 mmHg Melting Point:N/A |
39119-35-2 |
5-(4-METHYLPHENYL)-2-FURALDEHYDE |
C12H10O2 |
Molecular Weight:186.20700 Density:1.125g/cm3 Boiling Point:332.2ºC at 760mmHg Melting Point:N/A |
34035-05-7 |
1-Bromo-3-chloro-5-fluoro-2-iodobenzene |
C6H2BrClFI |
Molecular Weight:335.34000 Density:N/A Boiling Point:N/A Melting Point:N/A |
1000577-66-1 |
2-Amino-5-bromo-3-chlorobenzonitrile |
C7H4BrClN2 |
Molecular Weight:231.47700 Density:N/A Boiling Point:N/A Melting Point:N/A |
914636-86-5 |
Benzyl 4-(aminomethyl)piperidine-1-carboxylate hydrochloride |
C14H21ClN2O2 |
Molecular Weight:284.78200 Density:N/A Boiling Point:414.4ºC at 760 mmHg Melting Point:N/A |
172348-57-1 |
6-METHYL-3-NITRO-PYRIDINE-2-CARBOXYLIC ACID |
C7H6N2O4 |
Molecular Weight:182.13400 Density:1.477g/cm3 Boiling Point:373.3ºC at 760 mmHg Melting Point:N/A |
21203-64-5 |
Amino-PEG2-NH-Boc |
C9H20N2O3 |
Molecular Weight:204.26700 Density:1.024g/cm3 Boiling Point:321.128ºC at 760 mmHg Melting Point:N/A |
127828-22-2 |
3-Bromo-2-chlorobenzaldehyde |
C7H4BrClO |
Molecular Weight:219.463 Density:1.7±0.1 g/cm3 Boiling Point:271.8±20.0 °C at 760 mmHg Melting Point:N/A |
1197050-28-4 |
Fmoc-D-Asp-OMe |
C20H19NO6 |
Molecular Weight:369.36800 Density:N/A Boiling Point:N/A Melting Point:N/A |
368443-82-7 |
8-Isoquinolinamine,4-bromo-(9CI) |
C9H7BrN2 |
Molecular Weight:223.06900 Density:N/A Boiling Point:N/A Melting Point:N/A |
351458-46-3 |
1H-Benzimidazole-2-propanol,5-amino-(9CI) |
C10H13N3O |
Molecular Weight:191.23000 Density:N/A Boiling Point:N/A Melting Point:N/A |
313554-20-0 |
1H-Benzimidazole-1-ethanol,5-amino-2-methyl-(9CI) |
C10H13N3O |
Molecular Weight:191.23000 Density:N/A Boiling Point:N/A Melting Point:N/A |
247109-31-5 |
2-MERCAPTO-3-P-TOLYL-5,6,7,8-TETRAHYDRO-3H-BENZO[4,5]THIENO[2,3-D]PYRIMIDIN-4-ONE |
C17H16N2OS2 |
Molecular Weight:328.45200 Density:1.41g/cm3 Boiling Point:541.5ºC at 760 mmHg Melting Point:N/A |
59898-69-0 |
{[4-Benzyl-5-(2-furyl)-4H-1,2,4-triazol-3-yl]sulfanyl}acetic acid |
C15H13N3O3S |
Molecular Weight:315.34700 Density:N/A Boiling Point:N/A Melting Point:N/A |
537017-54-2 |
N-(4-AMINOBUTYL)IMIDAZOLE |
C7H13N3 |
Molecular Weight:139.19800 Density:1.08g/cm3 Boiling Point:302.4ºC at 760 mmHg Melting Point:N/A |
67319-76-0 |