Enantioselective Synthesis of Chiral Cyclic Hydrazines by Ni-Catalyzed Asymmetric Hydrogenation.
Sign Up to like & getrecommendations! Published in 2023 at "Organic letters"
DOI: 10.1021/acs.orglett.3c01009
Abstract: An efficient Ni-(S,S)-Ph-BPE complex that catalyzed asymmetric hydrogenation of cyclic N-acyl hydrazones has been developed to produce various chiral cyclic hydrazines in high yields with excellent enantioselectivities of up to >99% enantiomeric excess. Moreover, the… read more here.
Keywords: hydrogenation; asymmetric hydrogenation; synthesis; catalyzed asymmetric ... See more keywords
Axially Chiral Cyclic Phosphoric Acid Enabled Enantioselective Sequential Additions.
Sign Up to like & getrecommendations! Published in 2019 at "Organic letters"
DOI: 10.1021/acs.orglett.8b04012
Abstract: Efficient axially chiral cyclic phosphoric acid catalyzed enantioselective sequential additions of 2-aryl-3 H-indol-3-ones, aldehydes, and diethyl 2-aminomalonate have been developed, and a new type of nitrogen-containing heterocyclic compounds, 2,3-dihydro-1 H-imidazo[1,5- a]indol-9(9a H)-one derivatives, were prepared… read more here.
Keywords: cyclic phosphoric; phosphoric acid; chiral cyclic; enantioselective sequential ... See more keywords
Construction of Chiral Cyclic Compounds Enabled by Enantioselective Photocatalysis
Sign Up to like & getrecommendations! Published in 2022 at "Molecules"
DOI: 10.3390/molecules27020359
Abstract: Chiral cyclic molecules are some of the most important compounds in nature, and are widely used in the fields of drugs, materials, synthesis, etc. Enantioselective photocatalysis has become a powerful tool for organic synthesis of… read more here.
Keywords: enantioselective photocatalysis; compounds enabled; construction chiral; cyclic compounds ... See more keywords