US 12,447,467 B2
Borylimide catalysts
Philip Mountford, Oxford (GB); Benjamin A. Clough, Oxford (GB); and Bowen Xie, Oxford (GB)
Assigned to SCG Chemicals Public Company Limited, Bangkok (TH)
Appl. No. 17/294,785
Filed by SCG CHEMICALS PUBLIC COMPANY LIMITED, Bangkok (TH)
PCT Filed Nov. 19, 2019, PCT No. PCT/GB2019/053263
§ 371(c)(1), (2) Date May 18, 2021,
PCT Pub. No. WO2020/104779, PCT Pub. Date May 28, 2020.
Claims priority of application No. 18207325 (EP), filed on Nov. 20, 2018.
Prior Publication US 2022/0072522 A1, Mar. 10, 2022
Int. Cl. B01J 31/00 (2006.01); B01J 31/18 (2006.01); C08F 4/64 (2006.01); C08F 4/659 (2006.01); C08F 110/02 (2006.01)
CPC B01J 31/182 (2013.01) [C08F 4/64089 (2013.01); C08F 4/65916 (2013.01); B01J 2531/0258 (2013.01); B01J 2531/46 (2013.01); B01J 2540/40 (2013.01); C08F 110/02 (2013.01)] 12 Claims
 
1. A compound of Formula (I):

OG Complex Work Unit Chemistry
wherein:
M is selected from titanium, zirconium and hafnium;
X1 and X2 are independently selected from halo, C1-C6 alkyl, and C1-C6 alkoxy;

OG Complex Work Unit Chemistry
wherein
X is NR10;
the heterocyclic ring A is optionally substituted with one or more substituents selected independently from halo, hydroxy, amino, C1-C6 alkyl, C1-C6 alkoxy, C1-C6 haloalkyl, aryl and heteroaryl, wherein said aryl and heteroaryl groups are optionally substituted with one or more substituents selected independently from halo, hydroxy, amino, nitro, C1-C6 alkyl and C1-C6 haloalkyl; and
R10 is an aryl group optionally substituted with one or more substituents selected independently from C1-C6 alkyl and C1-C6 haloalkyl; and
Z is a tridentate ligand:

OG Complex Work Unit Chemistry
wherein each custom character in the tridentate ligand Z denotes a point of attachment to M.