申请人:Snam Progetti S.p.A.
公开号:US04001333A1
公开(公告)日:1977-01-04
A dioldione represented by the formula: ##STR1## in which R.sup.1, R.sup.2, R.sup.3, R.sup.4, the same or different, represent alkyl, cycloalkyl, arylalkyl, aryl or hydrogen, is prepared by reacting a compound represented by the formula: ##STR2## wherein R.sup.1, R.sup.2, R.sup.3, R.sup.4 have the above meanings, with an oxidizing mixture consisting of osmium tetroxide and an alkali or alkali-earth metal chlorate.
通过反应一个由以下公式表示的化合物:##STR2## 其中R.sup.1、R.sup.2、R.sup.3、R.sup.4分别表示烷基、环烷基、芳基烷基、芳基或氢,与含有高锰酸钾和碳酸钠的氧化混合物进行反应,制备出由以下公式表示的二酮:##STR1## 其中R.sup.1、R.sup.2、R.sup.3、R.sup.4具有上述含义。