Ester-functional silanes and the preparation and use thereof; and use of iminium compounds as phase transfer catalysts
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United States of America Patent
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Dec 13, 2016
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Nov 14, 2012
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Dec 2, 2011
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Abstract
A method for producing a reaction product comprising an ester-functional silane, the method comprising: i) reacting a composition comprising: a) a haloorganosilane, b) a metal salt of a carboxy-functional compound, c) a phase transfer catalyst comprising a bicyclic amidine, an iminium compound, or a mixture thereof, provided that the iminium compound is not an acyclic guanidinium compound or pyridinium compound, and d) a co-catalyst, provided that the co-catalyst is optional when the phase transfer catalyst comprises the iminium compound.
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