发明名称 BISPHOSPHITE LIGANDS FOR CARBONYLATION PROCESSES
摘要 <p>A novel organophosphorus composition and synthesis thereof, the composition being characterized by one phosphite moiety, one phosoxophite moiety, and a plurality of sterically bulky substituents. The novel composition finds utility as a ligand in Group VIII transition metal phosoxophite complex catalysts and complex catalyst precursors that are used in carbonylation processes, preferably, hydroformylation processes. Additionally, there is disclosed a novel method of preparing a phosphoromonochloridite composition that finds utility as a precursor to the novel phosoxophite composition.</p>
申请公布号 WO2003078444(P1) 申请公布日期 2003.09.25
申请号 US2003006456 申请日期 2003.03.04
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