Chemistry is traditionally divided into organic and inorganic chemistry. The former is the study of compounds containing at least one carbon-hydrogen bonds. 6224-63-1, Name is Tri-m-tolylphosphine, molecular formula is C21H21P, belongs to chiral-phosphine-ligands compound, is a common compound. In a patnet, author is Abu Seni, Anas, once mentioned the new application about 6224-63-1, Computed Properties of C21H21P.
Palladium-catalysed intramolecular asymmetric cyclohydroaryloxycarbonylation of 2-allylphenol derivatives. Synthesis of chiral lactones via cyclocarbonylation
Homogeneous catalytic hydroaryloxycarbonylation of 2-allylphenol derivatives was performed using palladium complexes toward the corresponding lactones. Reactions were conducted under carbon monoxide atmosphere in the absence of hydrogen gas. Palladium catalyst was generated in situ, using various phosphine ligands and precursors in the presence of acid additives. In general, chiral 6- and achiral 7-membered lactones were formed dominantly, only trace amounts of the 5-membered lactone can be identified. Moderate or good enantioselectivity can be achieved using chiral ligands regarding the 6-membered chromanone derivatives. The regioselectivity of the reaction is particularly effected by catalyst composition and acid co-catalysts, and found to be insensitive for substrate substitution.
We¡¯ll also look at important developments in the pharmaceutical industry because understanding organic chemistry is important in understanding health, medicine, 6224-63-1. The above is the message from the blog manager. Computed Properties of C21H21P.
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