Catalytic osmylation of allenic compounds. Synthesis of α-hydroxyketo amino acid precursors

Tetrahedron Letters

Volumn 37, Issue 19, 1996, Pages 3335-3338

  David, Katerine ^a   Ariente, Cécile ^a   Greiner, Alfred ^b   Goré, Jacques ^a   Cazes, Bernard ^a  

^a UNIVERSITÉ LYON 1   (France)

^b SANOFI   (France)

Author keywords

[No Author keywords available]

Indexed keywords

AMINO ACID DERIVATIVE;

ARTICLE; DRUG SYNTHESIS; REACTION ANALYSIS; TECHNIQUE;

EID: 0029879481     PISSN: 00404039     EISSN: None     Source Type: Journal    
DOI: 10.1016/0040-4039(96)00571-0     Document Type: Article

References (22)

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20. 3) ; 3.62 (1H, broad s, OH).
21. Precursors 5-7 were obtained via the alkylation of the anions of diethyl N-Boc-aminomalonate and the Schiff base of methylglycinate with a or β-allenic derivatives ; see : Cazes, B. ; Djahanbini, D. ; Goré, J. ; Genêt, J.P. ; Gaudin, J.M. Synthesis, 1988, 983-985.
22. A recent work has described the regioselective oxidation of allenes with hydrogen peroxide catalyzed by cetylpyridinium peroxotungstophosphate : Sakaguchi, S. ; Watase, S. ; Katayama, Y. ; Sakata, Y. ; Nishiyama, Y. ; Ishii, Y. J. Org. Chem. 1994, 59, 5681-5686.