申请人:——
公开号:US20010034450A1
公开(公告)日:2001-10-25
Compounds of general formula (1):
1
are described
wherein ═W— is (1) ═C(Y)— where Y is a halogen atom, or an alkyl, or -X
a
R
1
group where X
a
is —O—, —S(O)
m
— [where m is zero or an integer of value 1 or 2], or N(R
a
)- [where R
a
is a hydrogen atom or an optionally substituted alkyl group] and R
1
is a hydrogen atom or an optionally substituted alkyl group or, (2) ═N—; X is as described above for X
a
or is a chain —CR═C(R
b
)— or [—CH(R)]
q
—CH(R
b
)- where R is a hydrogen or a fluorine atom or a methyl group, R
b
is as described below for R
2
and q is zero or the integer 1; R
2
is (1) an optionally substituted alkyl, alkenyl, cycloalkyl or cycloalkenyl group when X is —O—, —S(O)
m
— or —N(R
a
)-; or is (2) when X is other than —O—, —S(O)
m
— or —N(R
a
)-, a hydrogen atom, or an optionally substituted straight or branched alkyl, alkenyl or alkynyl, alkoxy, alkylthio, —CO
2
R
9
(where R
9
is a hydrogen atom or an optionally substituted alkyl, aryl or aralkyl group), —CONR
10
R
11
(where R
10
and R
11
which may be the same or different is as described for R
9
), —CSNR
10
R
11
, —CN or NO
2
group; or R
2
and R
b
, together with the carbon atom to which they are both attached, are linked to form an optionally substituted cycloalkyl or cycloalkenyl group optionally containing one or more X
a
atoms or groups; R
3
is an atom or group R
13
or -L
1
R
13
where L
1
is a linker group and R
13
is various substituents;
R
4
is a hydrogen atom or is as defined for R
6
; R
5
is a hydrogen or a fluorine atom, or an OR
c
group where R
c
is a hydrogen atom or an optionally substituted straight or branched alkyl, alkenyl, alkoxyalkyl, alkanoyl, formyl, carboxamido, thiocarboxamido, cycloalkyl, or cycloalkenyl group; R
6
is a group —(CH
2
)
n
Ar where Ar is an optionally substituted monocyclic or bicyclic aryl ring optionally interrupted by one or more heteroatoms —O—, —S— or —N— and n is zero or the integer 1, 2 or 3; R
7
and R
8
, which may be the same or different, is a hydrogen or a fluorine atom, or an optionally substituted straight or branched alkyl group; and the salts, solvates, prodrugs, hydrates and N-oxides thereof.
Compounds according to the invention are phosphodiesterase type IV inhibitors and are useful in the prophylaxis and treatment of disease such as asthma where an unwanted inflammatory response or muscular spasm is present.
描述了一般式(1):1的化合物,其中═W-是(1)═C(Y)-,其中Y是卤素原子,或烷基,或-XaR1基团,其中Xa是-O-,-S(O)m- [其中m为零或值为1或2的整数],或N(Ra)- [其中Ra是氢原子或可选择取代的烷基基团],R1是氢原子或可选择取代的烷基基团或(2)═N-; X如上所述为Xa,或者是链-CR═C(Rb)-或[ -CH(R)] q-CH(Rb)-,其中R是氢或
氟原子或甲基基团,Rb如下所述为R2,q为零或整数1; R2是(1)可选择取代的烷基,烯基,环烷基或环烯基基团,当X为-O-,-S(O)m-或-N(Ra)-时;或(2)当X不是-O-,-S(O)m-或-N(Ra)-时,是氢原子,或可选择取代的直链或支链烷基,烯基或炔基,烷氧基,烷
硫基,-CO2R9(其中R9是氢原子或可选择取代的烷基,芳基或芳基烷基),-CONR10R11(其中R10和R11可以相同或不同,如R9所述),-CSNR10R11,-CN或
NO2基团; 或R2和Rb与它们都连接的碳原子一起形成可选择取代的环烷基或环烯基基团,可选地含有一个或多个Xa原子或基团; R3是一个原子或基团R13或-L1R13,其中L1是连接基团,R13是各种取代基; R4是氢原子或如R6所定义的基团; R5是氢或
氟原子,或ORc基团,其中Rc是氢原子或可选择取代的直链或支链烷基,烯基,烷氧基,烷酰基,甲酰基,羧酰胺,
硫代羧酰胺,环烷基或环烯基基团; R6是-(
CH2)nAr基团,其中Ar是可选择取代的单环或双环芳基环,可选择地被一个或多个杂原子-O-,-S-或-N-中断,n为零或整数1,2或3; R7和R8,可以相同或不同,是氢或
氟原子,或可选择取代的直链或支链烷基; 以及它们的盐,溶剂化合物,前药,
水合物和N-氧化物。根据本发明的化合物是
磷酸二酯酶IV
抑制剂,可用于预防和治疗疾病,如哮喘,在该疾病中存在不需要的炎症反应或肌肉痉挛。