Chlortoluron - Wikipedia
网页Chlortoluron or chlorotoluron are the common names [3] for an organic compound of the phenylurea class of herbicides used to control broadleaf and annual grass weeds in cereal crops. History. In 1952, chemists at E. I. du Pont de Nemours and Company patented a series of aryl urea derivatives as herbicides.
绿麦隆 - 百度百科
网页除草剂. 本词条由 “科普中国”科学百科词条编写与应用工作项目 审核 。 中文名称绿麦隆，英文名：chlortoluron。 在农业上主要作为除草剂使用。 [4] 中文名. 绿麦隆. 外文名. chlortoluron [4] 别 名. N- (3-氯-4-甲基苯基)-N',N'-二甲基脲. 化学式. C10H13ClN2O. 分子量. 212.676. CAS登录号. 15545-48-9 [1] EINECS登录号. 239-592-2. 熔 点. 142℃～144℃. 沸 点. 367.79 ℃. 水溶性. 74mg/L. 密 度. 1.219 g/cm³. 外 观. 白色粉末状物. 闪 点. 176.24 ℃. 应 用.
Chlorotoluron | C10H13ClN2O | CID 27375 - PubChem
网页Chlorotoluron is a member of the class of phenylureas that is urea in which one of the nitrogens is substituted by two methyl groups while the other is substituted by a 3-chloro-4-methylphenyl group. A herbicide that is non-toxic to honeybees but moderately toxic to mammals, birds, earthworms and most aquatic organisms.
Chlortoluron - an overview | ScienceDirect Topics
网页Chlorotoluron is metabolized by cytochrome P450s through oxidative N-demethylation and hydroxylation of the ring-methyl group in wheat and barley [52]. Similar to their role in increasing GST activity, safeners also increase cytochrome P450 activity.
Chlortoluron_化工百科 - ChemBK
网页用途. 绿麦隆可取代脲类麦田除草剂，具有内吸、触杀作用，杀草谱广，选择性强，施药时期较长，可以从芽前一直到苗期，主要用于防除麦地双子叶和单子叶杂草，如看麦娘、早熟禾、繁缕等。 对麦类有增产作用。 也可用于玉米、棉花、高粱、谷物、花生等作物的杂草防除。 安全性. 大鼠经口LD50>lOOOOmg/kg，小鼠为1620～2056mg/kg。 大鼠经皮 LD50 >2000mg/kg。 经喂养90d,大鼠无作用剂量为53mg/kg，狗为23mg/kg。 对虹鳟鱼LC50 …
绿麦隆 | 15545-48-9 - ChemicalBook
网页绿麦隆 是一种选择性内吸传导型脲类除草剂，纯品为无色无臭结晶，原粉为黄褐色块状固体，难溶于水，在常温下稳定，不易燃烧和爆炸，无腐蚀性，遇强碱强酸可分解。 对鸟类和鱼低毒，对蜜蜂无毒。 主要通过杂草的根系吸收，并有叶面触杀作用，是杂草光合作用电子传递抑制剂，使杂草饥饿而死亡。 施药后3天，杂草开始表现中毒症状，叶片褪绿，叶尖和心叶相继失绿，约10天左右整株干枯而死亡，在土壤中的持效期70天以上。
Chlortoluron - NIST Chemistry WebBook
网页Chlortoluron. Formula: C 10 H 13 ClN 2 O. Molecular weight: 212.676. IUPAC Standard InChI: InChI=1S/C10H13ClN2O/c1-7-4-5-8 (6-9 (7)11)12-10 (14)13 (2)3/h4-6H,1-3H3, (H,12,14) IUPAC Standard InChIKey: JXCGFZXSOMJFOA-UHFFFAOYSA-N. CAS Registry Number: 15545-48-9. Chemical structure:
网页Chloropicrin, or trichloronitromethane, is formed by the reaction of chlorine with humic and amino acids and with nitrophenols. Its formation is increased in the pres-ence of nitrates. Limited data from the USA indicate that concentrations in …
Chemical fact sheets: Chlorotoluron - World Health Organization …
网页2022年5月18日 · These fact sheets summarize the information on occurrence and health effects of the chemicals covered, presenting guideline values where these have been derived and the basis for their derivation, or where guideline values have not been derived, the rationale for not establishing such values.
网页Chlorotoluron is a pre- or early post-emergence herbicide widely used to control annual grasses and broad-leaved weeds in winter cereals (1). Environmental fate Chlorotoluron is slowly degraded in water and is quite persistent. Chemical hydrolysis is not a significant degradation mechanism. However, it is degraded by photolysis in water and under
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