A herbicidal compound N-phosphonomethyl glycine is prepared by (a) reacting 1,3,5-tricarbohydrocarbonoxymethyl hexahydrotriazine with a di-monovalent hydrocarbon phosphite to form an ester of N-phosphonomethyl glycine which is thereafter (b) hydrolyzed and the N-phosphonomethyl glycine is recovered.
一种
除草剂化合物N-
磷酸甲基甘
氨酸的制备方法为:(a)将1,3,5-三羧基碳氢氧甲基六氢-
1,3,5-三嗪与一种二价一碳氢基
膦酸酯反应,形成N-
磷酸甲基甘
氨酸的酯,然后(b)
水解并回收N-
磷酸甲基甘
氨酸。