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Stereospecific Anionic Polymerization of α-(Hydroxymethyl)acrylate with Protective Group
https://shinshu.repo.nii.ac.jp/records/42506
https://shinshu.repo.nii.ac.jp/records/42506bae14e62-0358-4170-ab67-9fc318cbdc19
名前 / ファイル | ライセンス | アクション |
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https://soar-ir.repo.nii.ac.jp/?action=repository_action_common_download&item_id=19432&item_no=1&attribute_id=65&file_no=1
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Item type | Journal Article(1) | |||||
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公開日 | 2020-09-04 | |||||
タイトル | ||||||
タイトル | Stereospecific Anionic Polymerization of α-(Hydroxymethyl)acrylate with Protective Group | |||||
作成者(その他言語) |
Kohsaka, Yasuhiro
× Kohsaka, Yasuhiro× Suzawa, Kazuha× Kitayama, Tatsuki |
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公開者(その他言語) | ||||||
姓名 | WILEY-VCH, Verlag | |||||
書誌情報 |
Macromolecular Symposia 巻 350, 号 1, p. 86-98, 発行日 2015-04-02 |
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言語 | ||||||
言語 | eng | |||||
キーワード | ||||||
主題Scheme | Other | |||||
主題 | α-substituted acrylates | |||||
キーワード | ||||||
主題Scheme | Other | |||||
主題 | end-functionalization | |||||
キーワード | ||||||
主題Scheme | Other | |||||
主題 | functional monomer | |||||
キーワード | ||||||
主題Scheme | Other | |||||
主題 | protective group | |||||
キーワード | ||||||
主題Scheme | Other | |||||
主題 | stereoregular polymer | |||||
資源タイプ | ||||||
資源タイプ識別子 | http://purl.org/coar/resource_type/c_6501 | |||||
資源タイプ | journal article | |||||
アクセス権 | ||||||
アクセス権 | metadata only access | |||||
アクセス権URI | http://purl.org/coar/access_right/c_14cb | |||||
内容記述 | ||||||
内容記述タイプ | Other | |||||
内容記述 | Anionic polymerizations of hydroxyl-protected α-(hydroxymethyl)acrylates were investigated. The methyl ester with methoxymethyl (1-MOM) and allyl (1-allyl) protecting groups were polymerized by isopropyl α-lithioisobutyrate (Li-iPrIB) in toluene at −78 °C, affording highly isotactic polymers. Similarly, the polymerization of ethyl ester (2-MOM) gave an isotactic polymer, while those of t-butyl (3-MOM) and isobutyl (4-MOM) ester did not form any polymeric products. The hydrolysis of poly(2-MOM) in acidic conditions resulted in the deprotection of MOM group, although the acid also catalyzed the ester exchange between the neighboring units to form lactone units, as observed by 1H NMR analysis, IR spectroscopy and thermogravimetric analysis. A film of poly(2-MOM) exposed to HCl vapor for 2 h became insoluble in any organic solvents due to the lactonization in solid state. | |||||
日付 | ||||||
日付 | 2018-01-22 | |||||
日付タイプ | Created | |||||
資源タイプ | ||||||
内容記述タイプ | Other | |||||
内容記述 | Article | |||||
その他の資源識別子 | ||||||
内容記述タイプ | Other | |||||
内容記述 | Macromolecular Symposia.350(1):86-98(2015) | |||||
資源識別子URI | ||||||
識別子 | http://hdl.handle.net/10091/00020193 | |||||
識別子タイプ | HDL | |||||
ISSN | ||||||
収録物識別子タイプ | ISSN | |||||
収録物識別子 | 1022-1360 | |||||
DOI | ||||||
関連タイプ | isVersionOf | |||||
識別子タイプ | DOI | |||||
関連識別子 | http://dx.doi.org/10.1002/masy.201400028 | |||||
権利 | ||||||
権利情報 | This is the peer reviewed version of the following article: Kohsaka, Y., Suzawa, K. and Kitayama, T. (2015), Stereospecific Anionic Polymerization of α-(Hydroxymethyl)acrylate with Protective Group. Macromol. Symp., 350: 86–98. , which has been published in final form at http://dx.doi.org/10.1002/masy.201400028. This article may be used for non-commercial purposes in accordance with Wiley Terms and Conditions for Self-Archiving. | |||||
権利 | ||||||
権利情報 | This is the peer reviewed version of the following article: Kohsaka, Y., Suzawa, K. and Kitayama, T. (2015), Stereospecific Anionic Polymerization of α-(Hydroxymethyl)acrylate with Protective Group. Macromol. Symp., 350: 86–98. , which has been published in final form at http://dx.doi.org/10.1002/masy.201400028. This article may be used for non-commercial purposes in accordance with Wiley Terms and Conditions for Self-Archiving. | |||||
著者版フラグ | ||||||
出版タイプ | AM | |||||
出版タイプResource | http://purl.org/coar/version/c_ab4af688f83e57aa |