A process for preparing phenyl iso(thio)cyanates of the formula I in which a compound of the formula II or its HCl adduct is reacted with a phosgenating agent
where W is oxygen or sulfur and Ar and A are as defined in claim 1 is described. Moreover, the invention relates to the use of the phenyl iso(thio)cyanates for preparing crop protection agents.
本发明涉及一种制备式I的苯基异(
硫)
氰酸酯的方法,其中化合物II的HCl加合物或其本身与一种
光气化试剂反应,其中W为氧或
硫,Ar和A如权利要求1所定义。此外,本发明还涉及使用苯基异(
硫)
氰酸酯制备农作物保护剂的方法。