申请人:Ciba-Geigy AG
公开号:US03939158A1
公开(公告)日:1976-02-17
A process for the manufacture of N-(2,4-dihalo-s-triazin-6-yl)-ureas of the formula ##SPC1## Wherein X represents halogen, R represents alkyl, aryl or hydrogen and Y represents hydrogen or the sulphonic acid group, which comprises reacting a dihalo-amino-s-triazine of the formula ##SPC2## Wherein X and R have the meanings assigned to them hereinbefore, with chloro-sulphonylisocyanate and hydrolysing the resulting reaction product. The compounds of the formula (1) are suitable as starting products for the manufacture of reactive dyes, fluorescent whiteners or agro - chemicals.
一种制备式为##SPC1##的N-(2,4-二卤代-s-三嗪-6-基)-脲类化合物的方法,其中X代表卤素,R代表烷基、芳基或氢,Y代表氢或磺酸基,该方法包括将式为##SPC2##的二卤代氨基-s-三嗪(其中X和R的含义如上所述)与氯磺酰异氰酸酯反应并水解所得的反应产物。式(1)化合物适用于制备反应染料、荧光增白剂或农药的起始原料。