US 12,240,866 B2
Transition metal dimer complex as a catalyst
Rachel Kahan, Cambridge (GB); Mateusz Pitak, Cambridge (GB); and Carin Seechurn, Cambridge (GB)
Assigned to Johnson Matthey Public Limited Company, London (GB)
Appl. No. 17/753,700
Filed by JOHNSON MATTHEY PUBLIC LIMITED COMPANY, London (GB)
PCT Filed Aug. 3, 2020, PCT No. PCT/GB2020/051858
§ 371(c)(1), (2) Date Mar. 11, 2022,
PCT Pub. No. WO2020/229848, PCT Pub. Date Nov. 19, 2020.
Claims priority of application No. 1918871 (GB), filed on Dec. 19, 2019.
Prior Publication US 2022/0356200 A1, Nov. 10, 2022
Int. Cl. C07F 17/02 (2006.01); B01J 31/24 (2006.01); C07F 15/00 (2006.01)
CPC C07F 17/02 (2013.01) [B01J 31/2404 (2013.01); C07F 15/0066 (2013.01)] 12 Claims
 
1. A compound of formula (I)

OG Complex Work Unit Chemistry
wherein M is Pd(II) or Ni(II);
X is a halide;
R1 and R2 are independently organic groups having 1-20 carbon atoms, or R1 and R2 are linked to form a ring structure with the phosphorus atom;
R3 is an organic group having 1-20 carbon atoms;
provided that R1, R2, R3 are not each phenyl.