Name | FENTHIAPROP |
Synonyms | Taifun Hoe 35609 FENTHIAPROP FENTHIAPROP-ETHYL(RACEMIC) ethyl-2-[4-(6-chloro-2-benzothiazoloxy) phenoxy] propionate |
CAS | 93921-16-5 |
Molecular Formula | C18H16ClNO4S |
Molar Mass | 377.846 |
Physical and Chemical Properties | White crystalline solid. M. p.56.5 ~ 57.5 ℃, soluble in acetone, ethyl acetate, toluene, soluble in ethanol, cyclohexane, insoluble in water. |
toxicity | acute oral LD50 in rats is 920~970 mg/kg, acute oral LD501030 in mice is 1170 mg/kg; Acute percutaneous LD50 in female rats> 2000 mg/kg, rabbit 628 mg/kg. It has slight irritation to rabbit eyes and skin. Rats were fed at a dose of 50mg/kg for 90 days. The Ames test was negative. No death was found in steelhead trout in water containing 0.16mg/L for 96h, and the acute oral LD50 of quail was 5000mg/kg. |
use | hetero-epoxy phenoxy fatty acid herbicides. It has contact and suction effects. It is mainly used to control annual and perennial gramineous weeds, and can be used from the 2-leaf stage of the crop to the late leaf division. Such as control of wild oats, barnyard grass, thousand gold, beef tendon grass, ryegrass, rat tail watching wheat niang, etc., the application amount of 1.8~2.4g active ingredient/100 m2; Control potato grape ice grass, the application amount of 4.8~7.2g active ingredient/100 m2. It has poor control effect on crabgrass and Setaria, but has no effect on dicotyledonous weeds and sedge. |
production method | preparation method 1 preparation method 2 |