摘要:
Benzodiazepine derivatives of formula (I) wherein R2 is alkyl or cycloalkyl-alkyl when R4 is hydrogen, or R2 is a variety of specified groups when R4 is alkyl, halogen or dialkylamino, are useful as cholecystokinin antagonists.
摘要:
Heterocyclic compounds of formula (I) wherein R1 is carboxy or protected carboxy, R2 is aryl which may have suitable substituent(s), R3 is aryl which may have suitable substituent(s), A1 is lower alkylene, A2 is bond or lower alkylene and -Q- is (II), etc., and pharmaceutically acceptable salts thereof which are useful as a medicament.
摘要:
Heterocyclic compounds of formula (I), wherein R1 is carboxy or protected carboxy, R2 is aryl which may have suitable substituent(s), R3 is aryl which may have suitable substituent(s), R4 is hydrogen, lower alkyl, hydroxy or aryl, A1 is lower alkylene, (a) is (b), etc., -A3- is (c), etc. and n is 0 or 1, and pharmaceutically acceptable salts thereof which are useful as a medicament.
摘要:
Benzodiazepine derivatives of formula (I) wherein R1 is aryl which may have one or more suitable substituent(s), R2 is C3-C8 cycloalkyl which may have one or more suitable substituent(s), A is lower alkylene, R3 is a heterocyclic group selected from the group consisting of tetrahydrofuryl, dioxolanyl, furyl, thienyl, isoxazolyl, pyridyl, benzimidazolyl, benzothiazolyl, benzoxazolyl, benzopyranyl, quinolyl, isoquinolyl, tetrahydroisoquinolyl, benzothienyl and benzofuryl, each of which may have one or more suitable substituent(s), or a pharmaceutically acceptable salt thereof, which are useful as a medicament.
摘要:
A compound of formula (I) wherein, R1 is carboxy or protected carboxy; R2 is hydrogen, hydroxy or protected hydroxy; R3 is hydrogen, hydroxy, protected hydroxy, etc.; R4 is hydrogen or halogen; A1 is lower alkylene; A2 is bond or lower alkylene; -R5 is (a) (in which R6 is mono(or di or tri)aryl(lower)alkyl and Z is N or CH), etc.; and (b) is (c), etc.; and a pharmaceutically acceptable salt thereof which are useful as medicaments.