| 摘要 |
<p>Pyridazino (4,5-b) indole derivs. of formula (I), in which R5 is H, alkyl, acyl or aroyl and R8 is H, alkyl, alkoxy, aryloxy, hydroxy or aryl, and their salts are obtained by reaction of a cpd. of formula (II) with sodium nitrite in acid medium.</p> |
