Catalytic Conjugate Addition of Heterocyclic Compounds to α,β-Unsaturated Carbonyl Compounds by Hafnium Salts and Scandium Salts.

Catalytic enantioselective conjugate add

Catalytic enantioselective conjugate addition of Grignard reagents to cyclic α,β-unsaturated carbonyl compounds

✍ Motomu Kanai; Yuichi Nakagawa; Kiyoshi Tomioka 📂 Article 📅 1999 🏛 Elsevier Science 🌐 French ⚖ 781 KB

A catalytic asymmetric conjugate addition reaction of organocopper reagents, generated from copper salt, a chiral phosphine, and Grignard reagent, with cyclohexenone is highly dependent on the counter anion of copper species, solvents, Grignard reagents, and the structure of the chiral phosphine. Th

Copper-catalyzed conjugate addition of t

Copper-catalyzed conjugate addition of trialkylaluminium to α,β-unsaturated carbonyl compounds

✍ Jazid Kabbara; Steffen Flemming; Klaus Nickisch; Harribert Neh; Jürgen Westerman 📂 Article 📅 1995 🏛 Elsevier Science 🌐 French ⚖ 724 KB

ChemInform Abstract: Catalytic Enantiose

ChemInform Abstract: Catalytic Enantioselective Conjugate Addition of Grignard Reagents to Cyclic α,β-Unsaturated Carbonyl Compounds.

✍ Motomu Kanai; Yuichi Nakagawa; Kiyoshi Tomioka 📂 Article 📅 2010 🏛 John Wiley and Sons ⚖ 35 KB 👁 2 views

Catalytic Enantioselective Conjugate Addition of Grignard Reagents to Cyclic α,β-Unsaturated Carbonyl Compounds. -The outcome of the title reaction is influenced by many factors such as amount and structure of the chiral phosphine, copper salt, Grignard reagent, as well as the solvent used.

Palladium-Catalyzed Conjugate Addition o

Palladium-Catalyzed Conjugate Addition of Organosiloxanes to α,β-Unsaturated Carbonyl Compounds and Nitroalkenes.

✍ Scott E. Denmark; Nobuyoshi Amishiro 📂 Article 📅 2004 🏛 John Wiley and Sons ⚖ 206 KB 👁 1 views

Asymmetric Conjugate Addition of Azide t

Asymmetric Conjugate Addition of Azide to α,β-Unsaturated Carbonyl Compounds Catalyzed by Simple Peptides

✍ Thomas E. Horstmann; David J. Guerin; Scott J. Miller 📂 Article 📅 2000 🏛 John Wiley and Sons 🌐 English ⚖ 166 KB 👁 1 views

Stimulated by the efficiency exhibited by enzymes, chemists have sought not only to understand the mechanistic basis for enzymatic reactions, but also to reproduce and even surpass their capabilities. The complementary fields of enzymatic catalysis and transition metal based asymmetric catalysis hav

Asymmetric Conjugate Addition of Azide t

Asymmetric Conjugate Addition of Azide to α,β-Unsaturated Carbonyl Compounds Catalyzed by Simple Peptides

✍ Thomas E. Horstmann; David J. Guerin; Scott J. Miller 📂 Article 📅 2000 🏛 John Wiley and Sons 🌐 English ⚖ 165 KB 👁 1 views

Stimulated by the efficiency exhibited by enzymes, chemists have sought not only to understand the mechanistic basis for enzymatic reactions, but also to reproduce and even surpass their capabilities. The complementary fields of enzymatic catalysis and transition metal based asymmetric catalysis hav