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. 7650-91-1, Name is Benzyldiphenylphosphine, molecular formula is C19H17P. In a Article，once mentioned of 7650-91-1, Recommanded Product: Benzyldiphenylphosphine
As the first example of the alpha-phosphine-substituted thioacylamides, N-methyl 2-(diphenylphosphino)-2-phenylthioacetamide (1b) was synthesized by nucleophilic addition of the carbanion of benzyldiphenylphosphine to methylisothiocyanate.The phosphine sulfide 3b is obtained by sulfuration of 1b.The corresponding P=O derivatives 2b-d were prepared in analogy to 1b from the phosphine oxides Ph2P(O)R (R=CH2C6H5 (b), CH2CN (c), C2H5 (d)).Phosphorus-substituted (thio)acetamides were obtained by metathesis of lithium diphenylphosphide or methyl diphenylphosphinite with N-methyl chloro(thio)acetamide: Ph2PCH2C(O)NHMe (4a), Ph2P(O)CH2C(X)NHMe (X=O: 5a, X=S: 2a).The phosphinothioacetamide Ph2PCH2C(S)NHMe (1a) is not accessible by this route.
Sometimes chemists are able to propose two or more mechanisms that are consistent with the available data.Recommanded Product: Benzyldiphenylphosphine, If a proposed mechanism predicts the wrong experimental rate law, however, the mechanism must be incorrect.Welcome to check out more blogs about 7650-91-1, in my other articles.
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