Compounds of the formula (I):
wherein:
n is 0 to 5;
X is CO, CS or CH2;
Y is -CH2H2-; or, when n is 1 to 5, -CH=CH- or -C≡C-;
R1 is either CH2NR5R6, wherein R5 and R6 are separately hydrogen or C1-6 alkyl, or Rs is hydrogen and R6 is (CH2)mCO2R19 wherein m is 0 to 4 and R19 is optionally substituted C1-6 alkyl or benzyl, optionally substituted in the phenyl ring by chlorine or bromine atoms or by nitro or CF3 groups; or R5 and R6 are both the same (CH2)mCO2R19 aa hereinbefore defined; or C(NH2)=NOH; or C(OR7)=NH2B wherein R1 is C1-6 alkyl and B- is a salting ion; or CH2NHR8, wherein RB is SO2R'9, COR19, or CZNHR9 and R19 is as hereinbefore defined, R9 is hydrogen or C1-6 alkyl and Z is oxygen or sulphur; or CZNH2 wherein Z is as hereinbefore defined:
R2 is hydrogen or C1-4 alkyl;
R3 is C1-9 alkyl, C5-8 cycloalkyl or C5-8 cycloalkyl -C1-6 alkyl; or
R2 and R3 taken with the carbon atom to which they are joined represent a C5-8 cycloalkyl group; and
R4 is hydrogen or Cl-6 alkyl; and salts thereof; with the provisos (i) that when X is CH2 then Y must be -CH2-CH2-, and (ii) when R, is CH2NRsR6 or CH2NHR8 then Y must be -CH2-CH2-, pharmaceutical compositions containing them and processes for their preparation.
式 (I) 的化合物:
其中
n 为 0 至 5;
X 是 CO、CS 或
CH2
Y 是- H2-;或者,当 n 为 1 至 5 时,-CH=CH- 或-C≡C-;
R1 是 NR5R6,其中 R5 和 R6 分别是氢或 C1-6 烷基,或 Rs 是氢,R6 是 ( )mCO2R19,其中 m 是 0 至 4,R19 是任选取代的 C1-6 烷基或苄基,在苯基环上任选被
氯或
溴原子或硝基或
CF3 基团取代;或 R5 和 R6 同为上文定义的 ( )mCO2R19 aa;或 C(NH2)=NOH;或 C(OR7)=NH2B,其中 R1 为 C1-6 烷基,B- 为盐离子;或 NHR8,其中 RB 为 SO2R'9、COR19 或
CZNHR9,R19 如前定义,R9 为氢或 C1-6 烷基,Z 为氧或
硫;或
CZNH2,其中 Z 如前定义:
R2 是氢或 C1-4 烷基;
R3是C1-9烷基、C5-8环烷基或C5-8环烷基-C1-6烷基;或
R2 和 R3 与它们连接的碳原子一起代表一个 C5-8 环烷基;以及
R4是氢或Cl-6烷基;及其盐类;但书(i)当X是 时,Y必须是- - -,(ii)当R是 NRsR6或 NHR8时,Y必须是- - -,含有它们的药物组合物及其制备工艺。