Iron(II)-Catalyzed Activation of Si-N and Si-O Bonds Using Hydroboranes

© 2023 The Authors. Published by American Chemical Society.

Bibliographische Detailangaben
Veröffentlicht in:Organometallics. - 1998. - 42(2023), 20 vom: 23. Okt., Seite 3013-3024
1. Verfasser: Farcaş-Johnson, Mirela A (VerfasserIn)
Weitere Verfasser: Gasperini, Danila, King, Andrew K, Mohan, Sakshi, Barrett, Adam N, Lau, Samantha, Mahon, Mary F, Sarazin, Yann, Kyne, Sara H, Webster, Ruth L
Format: Online-Aufsatz
Sprache:English
Veröffentlicht: 2023
Zugriff auf das übergeordnete Werk:Organometallics
Schlagworte:Journal Article
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520 |a We report the activation and functionalization of Si-N bonds with pinacol borane catalyzed by a three-coordinate iron(II) β-diketiminate complex. The reactions proceed via the mild activation of silazanes to yield useful hydrosilanes and aminoboranes. The reaction is studied by kinetic analysis, along with a detailed investigation of decomposition pathways using catecholborane as an analogue of the pinacol borane used in catalysis. We have extended the methodology to develop a polycarbosilazane depolymerization strategy, which generates hydrosilane quantitatively along with complete conversion to the Bpin-protected diamine. The analogous Si-O bond cleavage can also be achieved with heating, using silyl ether starting materials to generate hydrosilane and alkoxyborane products. Depolymerization of poly(silyl ether)s using our strategy successfully converts the polymer to 90% Bpin-protected alcohols 
650 4 |a Journal Article 
700 1 |a Gasperini, Danila  |e verfasserin  |4 aut 
700 1 |a King, Andrew K  |e verfasserin  |4 aut 
700 1 |a Mohan, Sakshi  |e verfasserin  |4 aut 
700 1 |a Barrett, Adam N  |e verfasserin  |4 aut 
700 1 |a Lau, Samantha  |e verfasserin  |4 aut 
700 1 |a Mahon, Mary F  |e verfasserin  |4 aut 
700 1 |a Sarazin, Yann  |e verfasserin  |4 aut 
700 1 |a Kyne, Sara H  |e verfasserin  |4 aut 
700 1 |a Webster, Ruth L  |e verfasserin  |4 aut 
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