Process for the enantioselective synthesis of intermediates used

Details Process for the enantioselective synthesis of intermediates used Process for the enantioselective synthesis of intermediates used

1993-05-27

1996-05-28

Chang, Ceila

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

C07D20934

Patent

active

055213200

ABSTRACT:
This invention relates to a process of obtaining optically pure enantiomers of an alkylated oxindole selected from ##STR1## where R is methyl, ethyl or benzyl.

REFERENCES:
patent: 4072698 (1978-02-01), Hylton
patent: 4578507 (1980-03-01), Dolling
patent: 4704472 (1987-11-01), Conn
Morrison and Boyd "Organic Chemistry" Allyn and Bacon, Inc. pp. 30-32, 233-235 (1976).
Julian et al J. Am. Chem. Soc. 57 563-566 (1935).

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