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    • 5. 发明授权
    • Hydroxyalkyl-1,2,4-triazolidine-3,5-diones and a process for their
production
    • 羟烷基-1,2,4-三唑烷-3,5-二酮及其制备方法
    • US4377694A
    • 1983-03-22
    • US278648
    • 1981-06-29
    • Henning GieseckeRudolf MertenLudwig Rottmaier
    • Henning GieseckeRudolf MertenLudwig Rottmaier
    • C08G18/00C07D249/12C08G65/00C08G65/26C07D403/06C07D403/08C07D403/10
    • C07D249/12
    • New hydroxyalkyl-1,2,4-triazolidine-3,5-diones corresponding to the general Formula I ##STR1## in which R.sup.1 represents a monofunctional to pentafunctional organic radical, optionally substituted and/or optionally interrupted by hetero atoms or hetero atom groups,R.sup.2, R.sup.3, R.sup.4 and R.sup.5 are the same or different and represent hydrogen, an aliphatic C.sub.1 -C.sub.1 O-radical, a cycloaliphatic C.sub.4 -C.sub.8 radical or an araliphatic C.sub.7 -C.sub.17 -radical, said radicals are optionally substituted by halogen, an aromatic C.sub.6 -C.sub.16 -radical or an aromatic C.sub.6 -C.sub.16 -radical substituted by halogen, C.sub.1 -C.sub.4 -alkyl or C.sub.1 -C.sub.4 -alkoxy, a and b are the same or different and represent a number of from 1 to 30, and n=a number of from 1 to 5.The new compounds are obtained by oxalkylation reaction using 1,2,4-triazolidine-3,5-diones of Formula I as starting materials in which a and b represent the number 0.
    • 对应于通式I(I)的新的羟基烷基-1,2,4-三唑烷-3,5-二酮,其中R 1表示单官能至五官能有机基团,任选被取代和/或任选地被杂原子或间隔的杂原子或 杂原子基团,R 2,R 3,R 4和R 5相同或不同,表示氢,脂族C 1 -C 10 - 基团,脂环族C 4 -C 8基团或芳脂族C 7 -C 17 - 基团,所述基团任选被卤素 芳基C 6 -C 16基或被卤素,C 1 -C 4烷基或C 1 -C 4 - 烷氧基取代的芳族C 6 -C 16基团,a和b相同或不同,表示1〜30的数, 并且n = 1至5的数。通过使用式I的1,2,4-三唑烷-3,5-二酮作为起始原料的氧烷基转移反应获得新化合物,其中a和b表示数0。