申请人:Shionogi & Co., Ltd.
公开号:US20170253607A1
公开(公告)日:2017-09-07
The present invention provides useful compounds for HIV protease inhibitor. A compound represented by the following formula or its pharmaceutically acceptable salt:
wherein ring A is
R
4
is —Y—Z, hydrogen atom, halogen, hydroxy and the like,
R
5
is hydrogen atom, halogen, hydroxy and the like,
R
6
is each independently halogen, hydroxy, carboxy and the like,
ring A may be substituted with said R
6
at any substitutable position(s),
a is an integer of 0 to 7,
ring B is substituted or unsubstituted aromatic carbocyclyl, or substituted or unsubstituted aromatic heterocyclyl,
ring C is substituted or unsubstituted aromatic carbocyclyl, substituted or unsubstituted non-aromatic carbocyclyl, substituted or unsubstituted aromatic heterocyclyl, or substituted or unsubstituted non-aromatic heterocyclyl,
R
1
is —Y—Z, substituted or unsubstituted alkyl, substituted or unsubstituted alkenyl, substituted or unsubstituted alkynyl and the like,
R
2
and R
3
are each independently —Y—Z or hydrogen atom,
provided that at least one of R
1
, R
2
, R
3
and R
4
is a group represented by formula: —Y—Z,
Y is a bond, or a spacer of any combination selected from the group consisting of —O—, —S—, —NR
7
—, —C(═O)—, —SO—, —SO
2
—, —NR
7
—C(═O)—, —C(═O)—NR
7
—, —NR
7
—C(═O)—NR
7
—, —O—C(═O)—NR
7
—, —NR
7
—C(═O)—O—, —SO
2
—NR
7
—, —NR
7
—SO
2
—, substituted or unsubstituted alkylene, substituted or unsubstituted alkenylene, substituted or unsubstituted alkynylene, substituted or unsubstituted aromatic carbocyclediyl, substituted or unsubstituted non-aromatic carbocyclediyl, substituted or unsubstituted aromatic heterocyclediyl and substituted or unsubstituted non-aromatic heterocyclediyl,
R
7
are each independently hydrogen atom, hydroxy, carboxy and the like, and
Z is substituted aromatic carbocyclyl, substituted non-aromatic carbocyclyl, substituted aromatic heterocyclyl or substituted non-aromatic heterocyclyl.