Highly Robust Efficient Catalyst For Selective Dehydrogenation Of Neat Glycerol To Lactic Acid

USPTO Patent Application US 2017/0217870 A1
Application Date: Aug. 3rd, 2017

ABSTRACT

A catalyst system includes a complex having formula I which advantageously has a sterically protecting N-heterocyclic carbene (NHC) carbene-pyridine ligand to handle harsh reactions conditions than many prior art catalysts:
Application Number:
15/422,728
International Classification:
C07C 51/295 (20060101); C01B 3/32 (20060101); C01D 7/14 (20060101); C07F 15/00 (20060101); B01J 31/22 (20060101)
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CLAIMS

What is claimed is:

1. An organometallic complex having formula I:wherein: M is a transition metal;o is 0, 1, 2, 3, or 4;R1 is a C1-6 alkyl, a C6-18 aryl, or an optionally substituted C5-18 heteroaryl;R2 are independently an optionally substituted C1-6 alkyl, halo, NO2, an optionally substituted C6-18 aryl, or an optionally substituted C5-18...

DESCRIPTION

CROSS-REFERENCE TO RELATED APPLICATIONS

This application claims the benefit of U.S. provisional application Ser. No. 62/290,199 filed Feb. 2, 2016, the disclosure of which is hereby incorporated in its entirety by reference herein.
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