摘要:
An oxygen-containing heterocyclic compound represented by following Formula (I): wherein R 1 and R 2 independently represent hydrogen, lower alkyl, cyano, -(CH 2 ) n -E-CO-F (wherein E represents a bond, O, or NH; F represents OR 6 or NR 7 R 8 ; and n represents an integer of 0 to 4), or the like; R 1 and R 2 are combined to represent a saturated carbon ring together with a carbon atom adjacent thereto; or R 2 , and R 11 or R 13 described below are combined to form a single bond; R 3 represents hydrogen, phenyl, or halogen; R 4 represents hydroxy, lower alkoxy, or the like; A represents -C(R 9 )(R 10 )- or O; B represents O, NR 11 , -C(R 12 )(R 13 )-, or -C(R 14 )(R 15 )-C(R 16 )(R 17 )-; D represents (i) -C(R 18 )(R 19 )-X- (wherein X represents -C(R 21 )(R 22 )-, S, or NR 23 ), (ii) -C(R 19a )=Y- [Y represents -C(R 24 )-Z- (wherein Z represents CONH, CONHCH 2 , or a bond), or N], or (iii) a bond; and R 5 represents aryl, an aromatic heterocyclic group, cycloalkyl, pyridine-N-oxide, cyano, or lower alkoxycarbonyl; or a pharmaceutically acceptable salt thereof.
摘要:
Oxygen-containing heterocyclic compounds represented by general formula (I) or pharmacologically acceptable salts thereof, wherein R?1 and R2¿ are the same or different and each represents hydrogen, lower alkyl, cyano or -(CH¿2?)n-E-CO-F (wherein E represents a bond, O or NH; F represents OR?6 or NR7R8¿; and n is an integer of from 0 to 4), or R?1 and R2¿ together with the adjacent carbon atom may form a saturated carbocyclic ring, or R2 together with R?11 or R13¿, as will be described hereinbelow, may form a single bond; R3 represents hydrogen, phenyl or halogeno; R4 represents hydroxy, lower alkoxy, etc.; A represents -C(R9)(R10)- or O; B represents O, NR?11, -C(R12)(R13¿)- or -C(R?14)(R15)-C(R16)(R17¿)-; D represents (1) -C(R18)(R19)-X- [where X represents -C(R21)(R22)-, S or NR23], (2) -C(R19a)=Y- [wherein Y represents -C(R24)-Z-, {wherein Z represents CONH, CONHCH¿2? or a bond}, or N] or (3) a bond; and R?5¿ represents aryl, heteroaryl, cycloalkyl, pyridine-N-oxide, cyano or lower alkoxycarbonyl.