An hydroxyalkyl- and alkoxyalkyl-triazolidine-3,5-dione is disclosed of the formula ##STR1## wherein R.sup.1 represents an unsubstituted or substituted aliphatic radical, which is straight-chain or branched, with 1-20 C atoms, mono- or poly-cycloaliphatic radical with 5 to 21 C atoms, araliphatic radical with 7 to 17 C atoms or aromatic radical with 6 to 20 C atoms, each radical carrying m of the radicals shown in brackets, and it being possible for the aliphatic radicals to be interrupted by one or more oxygen atoms or tertiary nitrogen atoms and for the cycloaliphatic, araliphatic and aromatic radicals to be interrupted by one or more oxygen atoms, tertiary nitrogen atoms or methylene groups with 1 to 4 C atoms, R.sup.2 and R.sup.3 independently of one another denote hydrogen or a straight-chain or branched aliphatic radical with 1 to 10 C atoms, R.sup.4 represents hydrogen or an aliphatic radical, which is straight-chain or branched, with 1 to 20 C atoms, mono- or poly-cycloaliphatic radical with 5 to 10 C atoms or araliphatic radical with 7 to 17 C atoms and m denotes an integer from 1 to 5, and wherein, in the case where m=1, R.sup.1 can also represent the radical ##STR2## a process for the preparation of such compounds by reaction of a triazolidine-3,5-dione with an aliphatic aldehyde or ketone, optionally simultaneously with or followed by reaction of the resultant hydroxyalkyl triazolidine-3,5-diones with an alcohol.
揭示了一种羟基烷基和烷氧基烷基三唑烷-3,5-二酮,其
化学式为##STR1##其中R.sup.1代表未取代或取代的脂肪基,直链或支链,具有1-20个碳原子,单环或多环脂环基,具有5至21个碳原子,芳基,具有6至20个碳原子,每个基携带括号中所示的m个基,并且脂肪基可以被一个或多个氧原子或三级氮原子中断,而脂环、芳基和芳基可以被一个或多个氧原子、三级氮原子或具有1至4个碳原子的亚甲基基中断,R.sup.2和R.sup.3分别表示氢或直链或支链脂肪基,具有1至10个碳原子,R.sup.4表示氢或脂肪基,直链或支链,具有1至20个碳原子,单环或多环脂环基,具有5至10个碳原子或芳基,具有7至17个碳原子,m表示1至5的整数,当m=1时,R.sup.1还可以表示基##STR2##通过三唑烷-3,5-二酮与脂肪醛或酮的反应以及必要时同时或随后与醇反应制备这类化合物的方法。