Patent number: 6906098
Abstract: Disclosed herein are mixed steroidal tetraoxanes having the following structural formula 1 wherein n is 0, 1, 2, or 3; R is H; ethanoyl, propanoyl, or benzoyl; R1 is H, methyl, ethyl, or isopropyl; R2 is H, methyl, or ethyl; R3 is H, methyl, or ethyl; R4 is H, methyl, ethyl, tert-butyl, phenyl, p-hydroxyphenyl, p-methoxyphenyl, or p-nitrophenyl, or wherein Y is a C1-C4 straight or branched-chain alkoxy, or wherein W is N, R5 is hydrogen, methyl, ethyl, n-propyl, isopropyl, or methyl ethanoate 2-yl, and R6 is hydrogen, methyl, ethyl, or n-propyl, or R5 and R6 are part of a pyrrolidine or piperidine ring; X is a C1-C4 straight or branched-chain alkoxy, a primary amino, a N-alkylamino wherein the alkyl is a straight-chain alkyl groups containing from 1 to 4 carbon atoms, methyl ethanoate-2-yl, N-phenylamino, p-nitrophenyl, N,N-dimethylamino, N,N-diethylamino, N,N-di(n-propyl)amino, N-pyrrolidino, or N-piperidino as single compounds, and any mixture of all possible stereoisomers at C(4?).
Type:
Grant
Filed:
February 7, 2003
Date of Patent:
June 14, 2005
Assignee:
The United States of America as represented by the Secretary of the Army
Inventors:
Bogdan Solaja, Dejan M. Opsenica, Gabriella Pocsfalvi, Wilbur K. Milhous, Dennis E. Kyle