申请人:Mosberg Henry I.
公开号:US20140154272A1
公开(公告)日:2014-06-05
The invention provides a compound of formula (I), wherein R
1
is H, C(NH)NH
2
, an amino acid, or a peptide; X is OH, NH
2
, NHR
2
, NR
2
R
3
, an amino acid, or a peptide; R
2
and R
3
are selected from alkyl, alkylenearyl, or alkyleneheteroaryl; each R
4
and R
5
is independently H or CH
3
; Z is 2-amino-2,3-dihydro-1H-indene-2-carboxylic acid; 2-amino-1,2,3,4-tetrahydronaphthalene-2-carboxylic acid; 6-amino-6,7,8,9-tetrahydro-5H-benzo[7]annulene 6-carboxylic acid; cyclohexylalanine; cyclohexylglycine; homophenylalanine; 1-naphthylalanine; 2-naphthylalanine; 1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid; or octahydro-1H-indole-2-carboxylic acid; n is 0, 1, 2, 3, or 4; with the proviso that X is not NH
2
when R
1
is H, R
4
is H, R
5
is CH
3
, Z is Aci, and n is 2; or a pharmaceutically acceptable salt, ester or solvate thereof. A method of treating pain and a method for treating a mu-opioid receptor mediated disorder and/or a delta-opioid receptor mediated disorder also are provided.