Intermediates for preparation of racemate and optically active o

Details Intermediates for preparation of racemate and optically active o Intermediates for preparation of racemate and optically active o

1988-07-07

1989-05-02

Hollrah, Glennon H.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

544101, 544105, 560 37, C07D21522

Patent

active

048269859

ABSTRACT:
A process for producing racemic or optically active compounds of the formula: ##STR1## wherein R.sub.1 is hydrogen, C.sub.1 to C.sub.6 alkyl or benzyl; and Z is amino or substituted amino. Also disclosed are intermediates useful in the process and methods for producing the intermediates.

REFERENCES:
patent: 4578473 (1986-03-01), Domagala et al.
patent: 4692454 (1987-09-01), Mich et al.
patent: 4777175 (1988-10-01), Culbertson et al.
Grohe, et al., "Chemical Abstracts", vol. 107, 1987, col. 107:23351g.
Egawa, et al., "Chemical Abstracts", vol. 107, 1987, col. 107:39724s.
Mitscher, et al., "Chemical Abstracts", vol. 107, 1987, col. 107:198206r.
Egawa, et al., "Chemical Abstracts", vol. 108, 1988, col. 108:167489b.

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