5Snyers M, Donnez M, Isbecque D, et al. Synthesis of pyrimidines, condensatio of methyl ethoxycarbonyl- dithioacelate with amidines Ⅱ. Bull[J]. Soc Chim Belg, 1973,82(5-6) : 357-369.
6Karlheinz M, Fritz R Insecticidal and nematocidal. o-pyrimidinyl phosphorothioates and phosphorothioamidates[P]. Ger Offen: 2 209 554, 1972.
7Herbert M, Karlheinz M, Fritz R. Insecticidal and acaricidal 6-pyrimidinyl phosphates[P]. Ger Offen: 2 413 903. 1974.
8Herbert M, Karlheinz M, Fritz R. Pesticidal pyrimidinyl esters of phosphoric acid derivatives[P]. Ger Offen.. 2 413 597, 1974.
