An unexpected mechanism of hydrosilylation by a silyl hydride complex of molybdenum

Andrey Y. Khalimon; Stanislav K. Ignatov; Razvan Simionescu; Lyudmila G. Kuzmina; Judith A.K. Howard; Georgii I. Nikonov

doi:10.1021/ic201550a

An unexpected mechanism of hydrosilylation by a silyl hydride complex of molybdenum

Andrey Y. Khalimon, Stanislav K. Ignatov, Razvan Simionescu, Lyudmila G. Kuzmina, Judith A.K. Howard, Georgii I. Nikonov

Department of Chemistry

Research output: Contribution to journal › Article › peer-review

29 Citations (Scopus)

Abstract

Carbonyl hydrosilylation catalyzed by (ArN)Mo(H)(SiH ₂Ph) (PMe ₃) ₃ (3) is unusual in that it does not involve the expected Si-O elimination from intermediate (ArN)Mo(SiH ₂Ph)(O ⁱPr)(PMe ₃) ₂ (7). Instead, 7 reversibly transfers β-CH hydrogen from the alkoxide ligand to metal.

Original language	English
Pages (from-to)	754-756
Number of pages	3
Journal	Inorganic Chemistry
Volume	51
Issue number	2
DOIs	https://doi.org/10.1021/ic201550a
Publication status	Published - Jan 16 2012

ASJC Scopus subject areas

Physical and Theoretical Chemistry
Inorganic Chemistry

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abstract = "Carbonyl hydrosilylation catalyzed by (ArN)Mo(H)(SiH 2Ph) (PMe 3) 3 (3) is unusual in that it does not involve the expected Si-O elimination from intermediate (ArN)Mo(SiH 2Ph)(O iPr)(PMe 3) 2 (7). Instead, 7 reversibly transfers β-CH hydrogen from the alkoxide ligand to metal.",

author = "Khalimon, {Andrey Y.} and Ignatov, {Stanislav K.} and Razvan Simionescu and Kuzmina, {Lyudmila G.} and Howard, {Judith A.K.} and Nikonov, {Georgii I.}",

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AU - Khalimon, Andrey Y.

AU - Ignatov, Stanislav K.

AU - Simionescu, Razvan

AU - Kuzmina, Lyudmila G.

AU - Howard, Judith A.K.

AU - Nikonov, Georgii I.

PY - 2012/1/16

Y1 - 2012/1/16

N2 - Carbonyl hydrosilylation catalyzed by (ArN)Mo(H)(SiH 2Ph) (PMe 3) 3 (3) is unusual in that it does not involve the expected Si-O elimination from intermediate (ArN)Mo(SiH 2Ph)(O iPr)(PMe 3) 2 (7). Instead, 7 reversibly transfers β-CH hydrogen from the alkoxide ligand to metal.

AB - Carbonyl hydrosilylation catalyzed by (ArN)Mo(H)(SiH 2Ph) (PMe 3) 3 (3) is unusual in that it does not involve the expected Si-O elimination from intermediate (ArN)Mo(SiH 2Ph)(O iPr)(PMe 3) 2 (7). Instead, 7 reversibly transfers β-CH hydrogen from the alkoxide ligand to metal.

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