Synthese de cetones et d'esters α-cetenimines
✍ Scribed by G. Buono
- Book ID
- 104238981
- Publisher
- Elsevier Science
- Year
- 1973
- Tongue
- French
- Weight
- 84 KB
- Volume
- 14
- Category
- Article
- ISSN
- 0040-4039
No coin nor oath required. For personal study only.
✦ Synopsis
Les compo&s cetoniques du type CH3C(O)CH R R' (R' = CO, C B N. COOEt) conduisent en presence de dibromotriph&ylphosphoranne aux composQs all8niques CH2 = C = C R R' (1) +J CH3C(O) CH R R' + PB3Br2 + 2 N (Et)3 ---_) 2 HN (Et),,Br@ + Pa30 + CH2 =C=CRR' Depuis cette rLaction a BtG ctendue ?I la synthise des composes allGniques tri et tstra substit&s fonctionnels
(2).
📜 SIMILAR VOLUMES
Rg anodic oxidation in CH3CNIEt3N, 3HF benzgk ketovm, c&i and nitGQ\_ yicPd qx-ci6icaHg coqzebponding mono@uo-zo 0'1 diijluoto compoundb. T/w waction piocwdb through an a-caTbongl or an wcgano calbocation. Nous avons montre que l'oxydation electrochimique de polymethylbenzenes en presence d'ions flu
## Abstract ^13^C‐ and ^17^O‐relaxation times measured in cyclic ethers, cyclic ketones, and lactones allowed the determination of the quadrupolar interaction at the O‐site. Values obtained for six‐membered rings can be used as standard values for ethers (χ = 13 MHz), ketones (χ = 10.5 MHz), and es
REACTIVITE D'ESTERS (x-ALLENIQUES.