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キハラ ノブヒロ
Kihara Nobuhiro 木原 伸浩 所属 神奈川大学 理学部 理学科 神奈川大学大学院 理学研究科 理学専攻(化学領域) 職種 教授 |
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言語種別 | 英語 |
発行・発表の年月 | 1994/04 |
形態種別 | 学術雑誌 |
査読 | 査読あり |
標題 | Regio-Selective Cationic Polymerization of 4-Methylene-2-styryl-1,3-dioxolan |
執筆形態 | 共著 |
掲載誌名 | J. Polym. Sci. Part A: Polym. Chem. |
巻・号・頁 | 32(5),pp.983-987 |
著者・共著者 | Jaekyeung Park, Won-Mun Choi, Nobuhiro Kihara, and Takeshi Endo |
概要 | Cinnamaldehyde acetalization with 3-chloro-1,2-propanediol in benzene in the presence of p-toluenesulfonic acid yielded 4-chloromethyl-2-styryl-1,3-dioxolane that underwent dehydrochlorination by tert-BuOK in THF to give 4-methylene-2-styryl-1,3-dioxolane (I). The I was polymd. in CH2Cl2 using common cationic catalysts (BF3OEt2 and CF3SO3H). NMR spectra of the polymer confirmed that the monomer attacked the terminal cation at α-position and a single-type unit structure with pendent phenylstyryl group was formed. No crosslinking was obsd. under increasing polymn. temp. |
DOI | 10.1002/pola.1994.080320520 |
ISSN | 0887-624X |