A catalyst don’t appear in the overall stoichiometry of the reaction it catalyzes, but it must appear in at least one of the elementary reactions in the mechanism for the catalyzed reaction. 161265-03-8, Name is (9,9-Dimethyl-9H-xanthene-4,5-diyl)bis(diphenylphosphine), molecular formula is C39H32OP2. In a Patent，once mentioned of 161265-03-8, Formula: C39H32OP2
The invention relates to a kind of the formula shown in (III) trifluoromethyl substituted sulfoxide compound synthesis method, the method comprises: in a nitrogen atmosphere and in organic solvent, a catalyst, a ligand phosphine and the presence of an auxiliary agent, the following formula (I) compounds and the following formula (II) compound generating reaction, after-treatment after reaction, so as to obtain the compound of said formula (III), wherein R 1 selected from H, C 1-C 6 alkyl, C 1-C 6 alkoxy, halogen or nitro; R 2 selected from C 1-C 6 alkyl, with a substituent or not substituted phenyl, the substituent is C 1-C 6 alkyl or halogen. The method is made of the catalyst, a ligand phosphine and unique compounding chemicals and organic solvent reaction system, thereby realizing the sulfoxide compound direct three fluoromethylation reaction, to obtain the target product can be a high yield, has a broad market prospect. (by machine translation)
Balanced chemical reaction does not necessarily reveal either the individual elementary reactions by which a reaction occurs or its rate law.Formula: C39H32OP2. In my other articles, you can also check out more blogs about 161265-03-8
Reference：
Phosphine ligand,
Chiral phosphine ligands in asymmetric synthesis. Molecular structure and absolute configuration of (1,5-cyclooctadiene)-(2S,3S)-2,3-bis(diphenylphosphino)butanerhodium(I) perchlorate tetrahydrofuran solvate