N-(3-chloro-2-methylbenzyl)-N'-n-propyl-N"-prop-2-ynyl-[1,3,5]triazine-2,4,6-triamine 、 hydrochloric acid diethyl ether 、 O-tert-butyl-N-(4-n-propylamino-6-prop-2-ynylamino[1,3,5]triazin-2-yl)hydroxylamine hydrochloride 以to yield N-(3-chloro-2-methyl-benzyl)-N′-n-propyl-N″-prop-2-ynyl-[1,3,5]triazine-2,4,6-triamine hydrochloride (109a) in quantitative yield的产率得到N-(3-chloro-2-methylbenzyl)-N'-n-propyl-N"-prop-2-ynyl-[1,3,5]triazine-2,4,6-triamine hydrochloride