[EN] DIHYDROOXAZINE OR OXAZEPINE DERIVATIVES HAVING BACE1 INHIBITORY ACTIVITY [FR] DÉRIVÉS DE DIHYDROOXAZINE OU D'OXAZÉPINE AYANT UNE ACTIVITÉ INHIBITRICE DE BACE1
[EN] DIHYDROOXAZINE OR OXAZEPINE DERIVATIVES HAVING BACE1 INHIBITORY ACTIVITY [FR] DÉRIVÉS DE DIHYDROOXAZINE OU D'OXAZÉPINE AYANT UNE ACTIVITÉ INHIBITRICE DE BACE1
DIHYDROOXAZINE OR OXAZEPINE DERIVATIVES HAVING BACE1 INHIBITORY ACTIVITY
申请人:SHIONOGI & CO., LTD.
公开号:US20150266865A1
公开(公告)日:2015-09-24
The present invention provides a compound which has an effect of inhibiting amyloid β production, especially an effect of inhibiting BACE1, and which is useful as a therapeutic or prophylactic agent for diseases induced by production, secretion and/or deposition of amyloid β proteins.
A compound of the formula (I):
wherein X is —C(R
3a
)(R
3b
)—, —C(R
3a
)(R
3b
)—C(R
3c
)(R
3d
)— or —C(R
3a
)═C(R
3c
)—, R
1
is substituted or unsubstituted alkyl or the like,
R
2a
, R
2b
, R
3a
, R
3b
, R
3c
and R
3d
are each independently hydrogen, halogen or the like,
R
4
is hydrogen or halogen,
Ring B is substituted or unsubstituted carbocycle or a substituted or unsubstituted heterocycle,
or a pharmaceutically acceptable salt thereof.