| 摘要 |
<p>1463885 Condensed pyrrole mercapto compounds CIBA-GEIGY AG 1 May 1974 [3 May 1973] 19093/74 Heading C2C Novel compounds (I) (including salts and tautomers thereof) where Ar is a grouping which along with the adjacent carbon atoms form an o-arylene or an o-heteroarylene residue, each of R 1 and R 3 independently is hydrogen or a radical of aliphatic character, R 2 is a hydrogen atom, a radical of aliphatic character or a free carboxyl group or functional derivative thereof and Alk represents a substituted or unsubstituted alkylene or alkenylene radical contributing 2-5 carbon atoms to the ring, are made by standard methods. 1 - Methyl - 1,4,5,6 - tetrahydro - 2 - pyrimidine thiol and 2-mercapto-1,4,5,6-tetrahydro-5-pyrimidinol are also prepared. Pharmaceutical preparations having hypotensive and decongestant properties contain (I) as active ingredient. Administration is orally, parenterally or topically.</p> |
