N-(4,6-dimethoxy-5-pyrimidyl)-thiourea 、 sodium ethanolate 在
silica gel 作用下,
反应 3.0h,
以0.6 g N-(4-ethoxy-6-methoxy-5-pyrimidyl)-thiourea having a melting point of 186° to 187° C. are obtained的产率得到N-(4-ethoxy-6-methoxy-5-pyrimidyl)-thiourea
参考文献:
名称:
Pyrimidyl thioureas useful for the treatment of hypertension and
The present invention is directed to certain aminopyrimidines of the general formula ##STR1## wherein R.sup.1, R.sup.2, and R.sup.3 are hydrogen, halogen, alkoxy, alkylthio, or alkyl having 1 to 4 carbon atoms, or cycloalkyl having 3 to 5 carbon atoms and R.sup.4 is hydrogen or an aliphatic or aromatic acyl group, as well as physiologically compatible acid addition salts thereof. Compounds of the present invention are useful as blood pressure lowering agents and in the treatment of glaucoma.
Pyrimidylthioharnstoffe, diese enthaltende Arzneimittel und deren Verwendung
申请人:Beiersdorf Aktiengesellschaft
公开号:EP0039037B1
公开(公告)日:1985-01-16
US4323570A
申请人:——
公开号:US4323570A
公开(公告)日:1982-04-06
US4434167A
申请人:——
公开号:US4434167A
公开(公告)日:1984-02-28
Pyrimidyl thioureas useful for the treatment of hypertension and
申请人:Beiersdorf Aktiengesellschaft
公开号:US04434167A1
公开(公告)日:1984-02-28
Pyrimidyl thioureas of the formula ##STR1## wherein R.sup.1, R.sup.2, and R.sup.3 individually represent hydrogen, halogen, a linear or branched alkoxy group, or a linear or branched alkyl group, said groups having 1 to 8 carbon atoms, and their pharmaceutically acceptable salts. These compounds are useful for the treatment of hyperlipidemia and hypertension. Compositions containing these compounds as well as methods of use and preparation thereof are also disclosed.