Simetyrn is an methylthiotriazine based herbicide used in rice paddy.
| Name | Simetryn | EINECS | 213-801-7 |
| CAS No. | 1014-70-6 | Density | 1.18 g/cm3 |
| PSA | 88.03000 | LogP | 1.60310 |
| Solubility | 0.45g/L(room temperature) | Melting Point | 82-83 °C
|
| Formula | C8H15N5S | Boiling Point | 393.2 °C at 760 mmHg |
| Molecular Weight | 213.307 | Flash Point | 191.6 °C |
| Transport Information | UN 3077 9/PG 3 | Appearance | Whitish crystals |
Appearance and properties: white crystal
Density: 1.18g /cm3
Boiling point: 393.2ºC at 760 mmHg
Melting point: 82-83°C
Flash point: 191.6ºC
Refractive index: 1.566
Storage conditions: the warehouse is ventilated and dry at low temperature, and stored and transported separately from food raw materials
Vapor pressure: 2.17E-06mmHg at 25°C
Production method
Under a certain pressure and in the presence of sodium hydroxide, Simazine and sodium methimercaptan were used for refluxreaction at 70 ~ 75℃ for 3h, cooling crystallization, washing and drying to obtain Simazine net, and solvent recoverytreatment.
Use
It is a selective suction-conducting herbicide, mainly used for rice, but also for corn, soybean, wheat, peanut, cotton and so on.
China
