Process for the preparation of gamma-butyrolactams

Details Process for the preparation of gamma-butyrolactams Process for the preparation of gamma-butyrolactams

1986-10-01

1988-03-15

Brust, Joseph Paul

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

548530, 548534, 548539, 548543, 548551, C07D20712

Patent

active

047314559

ABSTRACT:
A process for the preparation of a C(3)-C(4)-transconfigurated .gamma.-butyrolactam of the formula (I) ##STR1## in which R.sup.1 represents hydrogen or alkyl, aryl or aralkyl with in each case up to 10 carbon atoms and

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Planta Medica, vol. 32, 1977, pp. 81 to 85, Mester et al.
Phytochemistry, vol. 17, 1978, pp. 1194 to 1195, Rakosh et al.
J. Chem. Soc., Chem. Commun., (1978), No. 7, pp. 281 to 282, Aboo Shoeb et al.
N. L. Drake and G. B. Cooke, Organic Syntheses, vol. 2, pp. 406 to 407, [date not available].
Methoden Der Organischen Chemie, (Houben-Weyl), Band IV/1d, 1981, p. 267.
Methoden Der Organischen Chemie, (Houben-Weyl), Band VIII, 1952, p. 145.
Methoden Der Organischen Chemie, (Houben-Weyl), Band XIII/2a, 1973, pp. 289 to 294, 302 to 312.
J. Chem. Soc., Chem. Commun., (1972), pp. 868 to 869; Brown et al.
International Journal of Methods in Synthetic Organic Chemistry, Synthesis, 1981, pp. 1 to 28, Mitsunobu.
International Journal of Methods in Synthetic Organic Chemistry, Synthesis, 1980, pp. 297 to 299.
Fieser et al., "Reagents for Organic Synthesis", vol. 6, (1977)--Wiley-Interscience, N.Y., London, pp. 427-428.

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