Pt-thixantphos-iodine complex and Pt-thixantphos-bromine complex
Pt-thixantphos-iodine complex and Pt-thixantphos-bromine complex, and the use thereof for catalysis of a hydroformylation reaction.
1 . Complex comprising:
a) Pt;
b) a ligand conforming to the formula (I):
where R 1 , R 2 , R 3 , R 4 , R 5 , R 6 , R 7 , R 8 are selected from: —H, —(C 1 -C 12 )-alkyl, —(C 6 -C 20 )-aryl;
c) an iodine ligand or bromine ligand.
2 . Complex according to claim 1 ,
where R 5 , R 6 , R 7 , R 8 are —(C 6 -C 20 )-aryl.
3 . Complex according to claim 1 ,
where R 5 , R 6 , R 7 , R 8 are —Ph.
4 . Complex according to claim 1 ,
where R 1 and R 4 are —(C 1 -C 12 )-alkyl.
5 . Complex according to claim 1 ,
where R 2 and R 3 are —H.
6 . Complex according to claim 1 ,
wherein the compound of formula (I) has the structure (1):
7 . Complex according to claim 1 ,
wherein the complex has exactly one ligand conforming to the formula (I).
8 . Complex according to claim 1 ,
wherein the complex has at least two iodine ligands.
9 . Complex according to claim 8 ,
wherein the complex has exactly two iodine ligands.
10 . Complex according to claim 1 ,
wherein the complex has at least two bromine ligands.
11 . Complex according to claim 10 ,
wherein the complex has exactly two bromine ligands.
12 . Use of a complex according to claim 1 for catalysis of a hydroformylation reaction.