Octadecylacrylat
STEARYL ACRYLATE · N-OCTADECYL ACRYLATE · Octadecyl2-propenoate · 60％C18，20％C16 · Octadecylacrylat · OCTADECYL ACRYLATE · Acrylic acid octadecyl · octadecyl prop-2-enoate
Identifikatoren & physikalische Daten
| CAS No. | 4813-57-4 |
|---|---|
| Summenformel | C21H40O2 |
| Durchschnittliche Molmasse | 324,5 g/mol |
| Monoisotopische Masse | 324,30283052 g/mol |
| SMILES | C=CC(=O)OCCCCCCCCCCCCCCCCCC |
| InChIKey | FSAJWMJJORKPKS-UHFFFAOYSA-N |
| PubChem CID | 62552 |
| EC No. | 225-383-3 |
| DTXSID | DTXSID9063613 |
| Lokaler Name | Octadecylacrylat |
Chemische & physikalische Eigenschaften
| XLogP | 9,4 |
|---|---|
| Polarare Oberfläche (TPSA) | 26,3 |
| H-Brücken-Donoren | 0 |
| H-Brücken-Akzeptoren | 2 |
| Frei drehbare Bindungen | 19 |
| Schwere Atome | 23 |
| Formalladung | 0 |
| Komplexität | 261 |
| LogP (Verteilungskoeffizient) | 7.1 |
| Physical Description | LiquidOther Solid |
| Schmelzpunkt | 32-34 °C (lit.) |
| Siedepunkt | 402.85°C (rough estimate) |
| Dichte | 0.8 g/mL at 25 °C (lit.) |
| Dampfdruck | 0.001Pa at 25℃ |
| Brechungsindex | 1.5344 (estimate) |
| Flammpunkt | >230 °F |
| Lagerbedingungen | 2-8°C, stored under nitrogen |
| Löslichkeit | Insoluble in water260.9ng/L at 25℃ |
| Aggregatzustand | powder to lump to clear liquid |
| Farbe | White or Colorless to Almost white or Almost colorless |
| InChI | 1S/C21H40O2/c1-3-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20-23-21(22)4-2/h4H,2-3,5-20H2,1H3 |
| InChIKey | FSAJWMJJORKPKS-UHFFFAOYSA-N |
| SMILES | CCCCCCCCCCCCCCCCCCOC(=O)C=C |
| LogP (Verteilungskoeffizient) | 9.08 at 25℃ |
| CAS Datenbank | 4813-57-4(CAS DataBase Reference) |
| NIST chemische Informationen | Octadecyl acrylate(4813-57-4) |
| EPA chemische Informationen | Stearyl acrylate (4813-57-4) |
Sicherheit & Vorschriften
| GHS-Einstufung | This chemical does not meet GHS hazard criteria for 0.9% (3 of 339) of reports.WarningH315 (99.1%): Causes skin irritation [Warning Skin corrosion/irritation]P261, P264, P264+P265, P271, P272, P273, P280, P302+P352, P304+P340, P305+P351+P338, P319, P321, P332+P317, P333+P317, P337+P317, P362+P364, P391, P403+P233, P405, and P501 (click each P-code to see the statement)Aggregated GHS information provided per 339 reports by companies from 21 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies. |
|---|---|
| Regulatorische Informationen | Chemical: 2-Propenoic acid, octadecyl ester2-Propenoic acid, octadecyl ester is listed on the EPA's Chemical Data Reporting (CDR) system. Manufacturers and importers of 2-Propenoic acid, octadecyl ester are required to report information about their production and use of this chemical to the EPA under the Toxic Substances Control Act (TSCA). (40 eCFR Part 711)Status: Active Update: 08-03-2023 https://echa.europa.eu/registration-dossier/-/registered-dossier/144962-Propenoic acid, octadecyl ester: Does not have an individual approval but may be used under an appropriate group standard |
| Hazard Classes and Categories | Skin Irrit. 2 (99.1%) |
| Wassergefährdungsklasse (WGK) | 2 |
| TSCA-Inventar-Status | TSCA listed |
| UN-Transportnummer | UN 3077 9 / PGIII |
| Zollcode | 29161290 |
| R-Sätze (R) | 41-51/53-36/37/38-43-38 |
| Gefahrensymbole | Xi,N |
| Sicherheitshinweise (S) | 26-39-61-36/37/39 |
| Lagerklasse | 11 - Combustible Solids |
| Gefahrenklasse | Aquatic Chronic 2Eye Irrit. 2Skin Irrit. 2STOT SE 3 |
Anwendungen & Verwendung
Beschreibung
Octadecyl acrylate is a versatile monomer extensively utilized in synthesizing polymer materials. It presents as a colorless and viscoelastic liquid. Its wide-ranging applications encompass coatings, adhesives, sealants, and printing inks, making it an indispensable ingredient in the polymer industry. Notably, Octadecyl acrylate contributes to the production of polymers used in various medical applications and the manufacturing of polyurethane foams. It serves as a valuable model for studying polymerization reactions, offering insights into the properties of polymer materials. During the polymerization process, Octadecyl acrylate undergoes a crucial reaction. This reaction involves the formation of covalent bonds between the monomer molecules. Precisely, addition polymerization occurs, where a monomer molecule adds to a double bond between two other monomer molecules, establishing the covalent bonds that create the polymer material.
Verwenden
Octadecyl Acrylate is a reagent used in the synthesis of comb-like polymers which are incorporated into waterborne latexes improving barrier properties.