Reactions of low-valent titanium with various functional groups (phenyl derivatives)
โ Scribed by Rudy Dams; Marek Malinowski; Herman J. Geise
- Publisher
- Elsevier Science
- Year
- 2010
- Tongue
- English
- Weight
- 288 KB
- Volume
- 101
- Category
- Article
- ISSN
- 0165-0513
No coin nor oath required. For personal study only.
โฆ Synopsis
Abstract
Titanium slurries, prepared by reduction of titanium chlorides with LiAlH~4~, are not only effective in couplings of ketones and aldehydes to alkenes, but also in reductive couplings and reductions of other functional groups.
๐ SIMILAR VOLUMES
Quinazolin-4(3H)-ones, 1,2-dihydroquinazolin-4(3H)-ones, 3,4-dihydroquinazolines, imidazo[1,2-c]quinazolines and5,6-dihydroimidazo[1,2-c]quinazolines were synthesized by the novel reductive reaction of nitro group, N-H bond and ortho-ester, aldehydes or ketones promoted by the low-valent titanium re
Mediated by low-valent titanium. generated from TiC13ILiA14. ammonia is incorporated into benzophenone to give N-(diphenylmethy1ene)-N-ldiphenylmethyl) amine in a synthetically useful reaction. A good yield 165 % ) requires that the temperatures of the reaction stages are well controled and that amm