Patent · US Active

Bismuth perfluoroalkylphosphinates as lewis acid catalysts

US10562927B2 · kind B2 · utility

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8Claims

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Assignee

Merck Patent GmbH · DE

Inventors

Berthold Theo Hoge · Bielefeld, DE
Sven Joerg-Ruediger August Solyntjes · Bielefeld, DE
Nikolai Ignatiev · Duisburg, DE

Key dates

Filing date	Sep 7, 2016
Grant date	Feb 18, 2020
Priority date	—
Expiry date	Jan 17, 2037

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07B37/12
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

The invention relates to bismuth perfluoroalkylphosphinates as Lewis acid catalysts, the compounds, and processes for the preparation thereof. ArxBi[OP(O)(Rf)2]3-x (Ia),Ar3Bi[OP(O)(Rf)2]2 (Ib).

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.