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敌草净 英文通用名prometryn,其他名称克esa克ard、Caparol、克34161、Mekazin、Selektin。适用范围适用于棉花、大豆、麦类、花生、向日葵、马铃薯、果树、蔬菜、茶树及水稻田防除稗草、马唐、千金子、野苋菜、蓼、藜、马齿苋、看麦娘、繁缕、车前草等1年生禾本科及阔叶草。 简介 适用范围 旱田使用 果树、茶园、桑园使 注意事项 |
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desmetryn (common name). CAS RN [1014-69-3]. Herbicide reported by J. G. Elliott & T. I. Cox (Proc. Br. Weed Control Conf., 6th, 1962, 2, 759). Introduced by J. R. Geigy S.A. (later Novartis Crop Protection AG). Common names desmetryn (BSI (since 1984), E-ISO, WSSA); desmetryne ((f ) F-ISO, JMAF, BSI (before 1984)); no name (Portugal) IUPAC name N2 -isopropyl-N4 -methyl-6-methylthio-1,3,5-triazine-2,4-diamine CA name N -methyl-N '-(1-methylethyl)-6-(methylthio)-1,3,5-triazine-2,4-diamine. Development codes G 34 360 M.f. C8H15N5S Composition Tech. is 95%. Mol. wt. 213.3 Form White powder. M.p. 84-86 ºC B.p. 339 °C/98.4 kPa V.p. 0.133 mPa (20 ºC) KOW logP = 2.38 Henry 4.8 ´ 10-5 Pa m3 mol-1 (calc.) S.g./density 1.172 (20 ºC) Solubility In water 580 mg/l (20 ºC). Readily soluble in most organic solvents, e.g. methanol 300, acetone 230, dichloromethane, toluene 200, hexane 2.6 (all in g/kg, 20 ºC). Stability No significant hydrolysis at 70 ºC detected at 5<pH<13. pKa 4.0, weak base |