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EP0240256A2 Compounds useful in treating sickle cell anemia 失效
Verbindungen von Nutzen bei der Behandlung vom Herrickschen Syndrom。

Compounds useful in treating sickle cell anemia
摘要:
The present invention is directea to compounds or the formula (I) useful as anti-sickling agents and to pharmaceutical compositions of these compounds wherein formula


V is selected from:

which R, is ethyl, propyl or isopropyl;

in which R 2 is H or lower alkyl;
in which
R 3 is lower alkyl;

W is selected from:


. A 2 is (CH 2 )n 2 -C(CH 3 ) 2 , -C(CH 2 ) 3 - and n 2 = 1 to 5; X is 0 or 1;

R3 is HO- or

A3 is -(CH 2 )n 3 or -C(CH 2 ) 3 - and
n 3 = 1 to 5;
m is 0 or 1;
and
Y is H, Cl or OCH 3 ;
Z is H or Cl;
provided that

(i) when W is
and Y and Z are Cl;
(ii) when W is
Y and Z are Cl, with the proviso that when R 2 is C 2 H 5 , R 2 is H and X is O, n 2 is 2 to 5;
(iii) When W is
with the proviso that when R3 is OH, Y is H or Cl and m is 1, n 3 = 4 or 5; (iv) when W is
and Y and Z are Cl.
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