Facile Synthesis of α-Substituted Acrylate Esters
✍ Scribed by Hin, Bunda; Majer, Pavel; Tsukamoto, Takashi
- Book ID
- 120400487
- Publisher
- American Chemical Society
- Year
- 2002
- Tongue
- English
- Weight
- 171 KB
- Volume
- 67
- Category
- Article
- ISSN
- 0022-3263
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📜 SIMILAR VOLUMES
8-Alkyl-substituted carboxylates were synthesized in good yields from U,B-unsaturated aldehydes by using the 1:l carbonyl adducts with diethyl bis(trimethylsily1) phosphite. Recently, several studies on acyl anion equivalents utilizing carbonyl insertion reactions have appeared. 2 It has been report
Nucleophilic substitution of vinylic iodide of methyl 2-(1-hydroxyalkyl)-3-iodo prop-2-enoates 8 in the presence of magnesium dialkyl cuprates generated in situ provided a stereoselective methodology for the synthesis of infrequent b-substituted Baylis-Hillman products.
A convenient route to make a-hydrazino esters from their corresponding a-amino esters is reported. A key step is selective nitrosamine reduction using activated Zn, conc. HCl, and methanol at low temperatures giving nearly quantitative yields of the pure a-hydrazino esters