Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
Patent
1992-01-21
1994-07-05
Ivy, C. Warren
Organic compounds -- part of the class 532-570 series
Organic compounds
Heterocyclic carbon compounds containing a hetero ring...
548531, 560 34, C07C28106
Patent
active
053268750
ABSTRACT:
A process for the preparation of alkylated azaglycine derivatives of the formula I
REFERENCES:
T. Kolasa et al. Oxidations of Some Alpha-Amino Acids Under Mitsunobu Reaction Conditions, Tetrahedron Letters, Bd. 29, Nr. 37, 1988 pp. 4661-4664.
European Search Report EP 92 10 1078, dated Apr. 14, 1992.
The Use of Diethyl Azolicarboxylate and Triphenylphosphine in Synthesis and Transformation of Natural Products, O. Mitsunobu, Synthesis 1981.
Synthesis of N-Acyl-, N-Sulfonyl-, and N-Phosphinylphospha-.lambda..sup.5 -azenes by a Redox-Condensation Reaction Using Amides, Triphenylphosphine, and Diethyl Azodicarboxylate, Bittner et al., J. Orig. Chem. 1985, vol. 50, pp. 1712-1718.
Konig Wolfgang
Talaga Patrice
Davis Zinna N.
Hoechst Aktiengesellschaft
Ivy C. Warren
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