申请人:——
公开号:US20040092579A1
公开(公告)日:2004-05-13
Chromanone derivatives of the formula I
1
in which
R
1
to R
4
are each, independently of one another, H, A, CN, Hal, OR
5
, COOR
5
, CF
3
, OCF
3
, NO
2
, Ar, OAr, N(R
5
)
2
or CON(R
5
)
2
,
R
5
is H or A,
A is alkyl having 1 to 6 carbon atoms,
Ar is phenyl which is unsubstituted or substituted by A, OR
5
, CN, Hal, CF
3
, OCF
3
, NO
2
or N(R
5
)
2
,
Hal is F, Cl, Br or I,
and their salts, are suitable as intermediates in the synthesis of medicaments.
公式I1的Chromanone衍生物,其中R1至R4各自独立地为H,A,CN,Hal,OR5,COOR5,CF3,OCF3,NO2,Ar,OAr,N(R5)2或CON(R5)2,R5为H或A,A为具有1至6个碳原子的烷基,Ar为苯基,未取代或被A,OR5,CN,Hal,CF3,OCF3,NO2或N(R5)2取代,Hal为F,Cl,Br或I,其盐,在药物合成中作为中间体是合适的。