𝔖 Bobbio Scriptorium
✦   LIBER   ✦

Chemoselectivity and regioselectivity in the hydrogenation of α,β-unsaturated carbonyl compounds promoted by Cu/Al2O3

✍ Scribed by Nicoletta Ravasio; Marisa Antenori; Michele Gargano; Michele Rossi

Publisher
Elsevier Science
Year
1992
Weight
491 KB
Volume
74
Category
Article
ISSN
0304-5102

No coin nor oath required. For personal study only.

📜 SIMILAR VOLUMES

Intramolecular heteroconjugate addition
Intramolecular heteroconjugate addition of heterocumulenes to α,β-unsaturated carbonyl compounds promoted by the CS2/TBAF system
✍ Alberto Tárraga; Pedro Molina *; Juan Luis López 📂 Article 📅 2000 🏛 Elsevier Science 🌐 French ⚖ 145 KB

We describe a new method for the preparation of dihydroquinazoline-2-thione and 4H-3,1-benzothiazine-2-thione derivatives by intramolecular heteroconjugate addition of carbodiimides or isothiocyanates bearing one o-substituted a,b-unsaturated carbonyl fragment promoted by the CS 2 /TBAF system.

Regioselectivity in the cross condensati
Regioselectivity in the cross condensation of α,β-unsaturated aldehydes and methyl ketones promoted by magnesium phenoxides
✍ Andrea Pochini; Giuseppe Puglia; Rocco Ungaro 📂 Article 📅 1979 🏛 Elsevier Science 🌐 French ⚖ 166 KB

Kinetic selectivity" in the cross condensation of a,B-unsaturated aldehydes and methyl ketones are obtained using 2,4,6-trimethylphenoxymagnesium bromide (2,4,6-TMPOMgBr) in benzene as catalyst. Recent observations made by several authors that organic reactions are subjected to a fundamental cation