| 摘要 |
<p>S-TRIAZINE DERIVATIVES ARE OBTAINED BY REACTING A COMPOUND OF THE FORMULA WHEREIN R1 and R2, which may be the same or different, each represents hydrogen or an optionally substituted aliphatic, cycloaliphatic, araliphatic, aromatic or heterocyclic radical and X represents oxygen or sulphur WITH A SUBSTANTIALLY EQUIMOLAR QUANTITY OF N-chlorocarbonyl isocyanate at a temperature of from about -100 DEG C. to about +200 DEG C., optionally in the presence of an inert organic solvent.</p> |
