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Regiospecific ureidoalkylation of silyl enol ethers

โœ Scribed by S. Danishefsky; A. Guingant; M. Prisbylla


Publisher
Elsevier Science
Year
1980
Tongue
French
Weight
163 KB
Volume
21
Category
Article
ISSN
0040-4039

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โœฆ Synopsis


Site-specific ureidoalkylation of silyl enol ethers can be achieved by their Sumnary:

reactions with chloromethylcarbamates at -78' under the influence of titanium tetrachloride.


๐Ÿ“œ SIMILAR VOLUMES


Silyl Enol Ethers
โœ S. Kobayashi; K. Manabe; H. Ishitani; J.-I. Matsuo ๐Ÿ“‚ Article ๐Ÿ“… 2003 ๐Ÿ› John Wiley and Sons โš– 48 KB ๐Ÿ‘ 1 views
Phenylthiomethylstannylation of silyl en
โœ Javed Iqbal ๐Ÿ“‚ Article ๐Ÿ“… 1989 ๐Ÿ› Elsevier Science ๐ŸŒ French โš– 212 KB

Silyl enol ethers (2) react with trihutyl [(phenylthio) chloromethyl] stannane (1) in the presence of Zinc bromide to give B-phenylthiomethylstannyl ketones (3) in good yields. Silyl dienol ethers (4) mainly give products (5) due to y-attack, under these conditions. S-Stannyl Carbonyl compounds have

Highly stereoselective formation of enol
โœ Eiichi Nakamura; Koichi Hashimoto; Isao Kuwajima ๐Ÿ“‚ Article ๐Ÿ“… 1978 ๐Ÿ› Elsevier Science ๐ŸŒ French โš– 240 KB

While regiochemical aspects of enolate chemistry have been studied extensively, 1 virtually no attention has been paid until recently to geometry of the double bond of enolate anions.