Synthesis of alkylN-(α-amidomethyl)glycinates from glycine esters, aroylamides, and formaldehyde
✍ Scribed by S. G. Zlotin; I. V. Sharova; O. A. Luk'yanov
- Book ID
- 112562145
- Publisher
- Springer
- Year
- 1994
- Tongue
- English
- Weight
- 236 KB
- Volume
- 43
- Category
- Article
- ISSN
- 1573-9171
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📜 SIMILAR VOLUMES
Enantioselective syntheses of optically active or-amino acids from glycine t-butyl ester through Schiff base employing (+)-N-alkyl-10-camphorsulfonamides as chiral auxiliaries were described. Methylation of Schiff base 5 gave high asymmetric inductions, whereas ethylation, allylation and benzylation
The diastereoselective synthesis of α-amino esters from the glycine ester (I) employing the sulfonamides (II) as chiral auxiliaries works well for α-alkylation with methyl iodide. Ethylation, allylation, and benzylation proceeds with fair stereoselectivity, but pure diastereomers can be obtained by