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Zinc‐Catalyzed Hydrosilylation Copolymerization of Aromatic Dialdehydes with Diphenylsilane
Macromolecular Rapid Communications ( IF 4.6 ) Pub Date : 2017-10-17 , DOI: 10.1002/marc.201700590
Chuanyang Li 1, 2 , Xiufang Hua 1, 2 , Zehuai Mou 1 , Xinli Liu 1 , Dongmei Cui 1
Affiliation  

The hydrosilylation reaction of diphenylsilane and phthalaldehyde is catalyzed by heteroscorpionate zinc hydride complex LZnH (1, L = (MePz)2CP(Ph)2NPh, MePz = 3,5‐dimethylpyrazolyl). Both terephthalaldehyde (tPAA) and isophthalaldehyde (iPAA) affords linear polymer; however, when PAA is used, a seven‐membered cyclic silyl ether is formed. These products are characterized by 1H and 13C NMR spectra. Other properties of polymers are determined by gel permeation chromatography (GPC)–multiangle laser‐light scattering, differential scanning calorimetry, and thermogravimetry.

中文翻译:

锌催化的芳族二醛与二苯基硅烷的氢化硅烷化共聚合

异蝎子氢化锌配合物LZnH(1,L =(Me Pz)2 CP(Ph)2 NPh,Me Pz = 3,5-二甲基吡唑基)催化二苯甲硅烷与苯甲醛的硅氢加成反应。对苯二甲醛(t PAA)和间苯二甲醛(i PAA)均可提供线性聚合物;但是,当使用PAA时,会形成七元环甲硅烷基醚。这些产物的特征在于1 H和13 C NMR光谱。聚合物的其他性能通过凝胶渗透色谱(GPC)–多角度激光散射,差示扫描量热法和热重法测定。
更新日期:2017-10-17
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