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| 化学名: | アクリル酸ステアリル | | 英語化学名: | Octadecyl acrylate | | 别名: | 2-Propenoicacid,octadecylester;octadecylacrylate(stearylacrylate);OCTADECYL ACRYLATE;Octadecylacrylat;Stearyl Acrylate (stabilized with MEHQ);Acrylic acid octadecyl;Propenoic acid octadecyl ester;octadecyl prop-2-enoate | | CAS番号: | 4813-57-4 | | 分子式: | C21H40O2 | | 分子量: | 324.54 | | EINECS: | 225-383-3 | | カテゴリ情報: | Functional Monomer;4813-57-4 | | Mol File: | 4813-57-4.mol |  |
| 融点 | 32-34 °C (lit.) | | 沸点 | 402.85°C (rough estimate) | | 比重(密度) | 0.8 g/mL at 25 °C (lit.) | | 蒸気圧 | 0.001Pa at 25℃ | | 屈折率 | 1.5344 (estimate) | | 闪点 | >230 °F | | 貯蔵温度 | 2-8°C, stored under nitrogen | | 溶解性 | Insoluble in water | | 外見 | powder to lump to clear liquid | | 色 | White or Colorless to Almost white or Almost colorless | | 水溶解度 | 260.9ng/L at 25℃ | | 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 | 9.08 at 25℃ | | CAS データベース | 4813-57-4(CAS DataBase Reference) | | NISTの化学物質情報 | Octadecyl acrylate(4813-57-4) | | EPAの化学物質情報 | Stearyl acrylate (4813-57-4) |
| 主な危険性 | Xi,N | | Rフレーズ | 41-51/53-36/37/38-43-38 | | Sフレーズ | 26-39-61-36/37/39 | | RIDADR | UN 3077 9 / PGIII | | WGK Germany | 2 | | TSCA | TSCA listed | | HSコード | 29161290 | | ストレージクラス | 11 - Combustible Solids | | Hazard Classifications | Aquatic Chronic 2
Eye Irrit. 2
Skin Irrit. 2
STOT SE 3 |
| | アクリル酸ステアリル Usage And Synthesis |
| 外観 | 白色/無色～ほとんど白色/ほとんど無色粉末～塊～透明液体 | | 溶解性 | エタノールに溶ける。 | | 説明 | 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. | | 使用 | stearyl acrylate is generally found in combination with other chemicals, it acts as a film former to help maintain moisture in the skin. | | 使用 | Octadecyl Acrylate is a reagent used in the synthesis of comb-like polymers which are incorporated into waterborne latexes improving barrier properties. | | 主な応用 | Octadecyl acrylate undergoes surface-initiated atom transfer radical polymerization (ATRP) to form poly(octadecyl acrylate). ODA can form copolymers with cinnamoyloxy ethyl methacrylate (CEMA). | | 燃焼性と爆発性 | Non flammable | | 参考文献 |
[1] Stephan A. Letts, Tomlinson Fort. “Polymerization of Oriented Monolayers of Octadecyl Acrylate.” Journal of Colloid and Interface Science 202 2 (1998): Pages 341-347.
[2] Miao Yao, Yong He*, Jun Nie. “Can Chain-Reaction Polymerization of Octadecyl Acrylate Occur in Crystal” Macromolecules 51 10 (2018): 3731–3737.
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