Processes and intermediates for the preparation of cyclic urea H

Details Processes and intermediates for the preparation of cyclic urea H Processes and intermediates for the preparation of cyclic urea H

1995-11-14

1998-01-20

Gupta, Yogendra N.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

540502, 540503, C07D32500

Patent

active

057102864

ABSTRACT:
This invention relates to novel compounds and derivatives thereof containing a trioxepane protected diol in addition to a hydrazone, hydrazine, amine, or cyclic urea moiety; methods for the preparation of said compounds; and the use of said compounds in processes to prepare human immunodeficiency virus (HIV) protease inhibitors which effectively inhibit HIV. The novel compounds provided by this invention have the formulae: ##STR1## wherein the substituents are as defined herein.

REFERENCES:
patent: 5532356 (1996-07-01), Smyser et al.
patent: 5532357 (1996-07-01), Rodgers et al.

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