Fish & Richardson P.C.
Hydroxymethyl-polythiophene derivatives
 A pharmaceutical composition containing a compound and an excipient, the compound having the formula: ##STR1## in which n is 2, 3 or 4; R is H, --CH(R.sup.1).cndot.OR.sup.2, --CH(O--Z).sub.2, or --COR.sup.3 ; R.sup.1 is H, C.sub.1-6 alkyl, C.sub.2-6 alkenyl, OH, C.sub.1-6 hydroxyalkyl, or COOH; R.sup.2 is H, C.sub.1-6 alkyl, C.sub.2-6 alkenyl, tetrahydropyranyl, phenyl, benzoyl, C.sub.1-6 acyl, tosyl, or --CO--Y--COOH; and R.sup.3 is H, C.sub.1-6 alkyl, C.sub.2-6 alkenyl, OH, C.sub.1-6 hydroxyalkyl, or COOH; wherein Z is C.sub.1-6 alkyl, C.sub.2-6 alkenyl, or C.sub.1-6 acyl; and Y is C.sub.1-6 alkylidene, C.sub.2-6 alkenylidene, phenylene, or deleted; or an ester or a salt thereof. 
Industrial Technology Research Institute
C C C
C07D C07D C07D
inventional inventional inventional
Rong-Tsun Ching-Te
Wu Chang