Organic compounds -- part of the class 532-570 series – Organic compounds – Carboxylic acid esters
Patent
1987-10-29
1989-02-07
Killos, Paul J.
Organic compounds -- part of the class 532-570 series
Organic compounds
Carboxylic acid esters
260544D, 2604109R, 560 83, 562459, 562474, 562480, C07C 6976
Patent
active
048032948
ABSTRACT:
This invention relates to novel intermediate compounds which are useful for producing the halogenated protease inhibitors that are the subject matter of U.S. Pat. No. 4,469,885. In particular, the invention relates to novel methods and intermediates for making said protease inhibitors, the intermediate compounds being of the formula: ##STR1## wherein R.sub.1 is: (a) straight or branched chain lower alkyl having 1-6 carbon atoms; or
REFERENCES:
patent: 4469885 (1985-02-01), Mueller et al.
patent: 4501895 (1984-09-01), Mueller et al.
Mueller Richard A.
Partis Richard A.
G. D. Searle & Co.
Kanady Mary Jo
Killos Paul J.
Matukaitis Paul D.
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