Isibulala-zinambuzane i-Tetramethrin Mosquito 95%Tc Ulawula Omiyane Undiza Amaphela

I-Tetrametrin isetshenziswa kabanzi inamandlazokwenziwaIsibulala-zinambuzaneemndenini wepyrethroid.Iqinile njengekristalu emhlophe. Umkhiqizo wezohwebo uyingxube yama-stereoisomers.Ivame ukusetshenziswa njengeisibulala-zinambuzane, futhi kuthinta isimiso sezinzwa zalesi sinambuzane. Ingatholakala kwabaningiIsibulala-zinambuzane sasekhayaimikhiqizo.Ifomula ye-empirical ithi C19H25NO4; isisindo semolekyuli ngu-331.4. Indlela yayo iyikristalu engenambala; amandla adonsela phansi athile angu-1.1 ku-20°C; umfutho wayo womhwamuko ngu-0.944 mPa ku-30°C; logKow= 4.6. Ayincibiliki kancane (1.83 mg/l) emanzini angu-25°C, kodwa iyancibilika kuzincibilikisi eziningi eziphilayo. Ayizinzile ku-asidi eqinile ne-alkaline medium.

Isicelo

Ijubane layo lokuwisa omiyane, izimpukane njll. liyashesha. Iphinde ibe nesenzo sokuxosha amaphela. Ivamise ukwakhiwa ngezibulala-zinambuzane ezinamandla amakhulu okubulala. Ingenziwa ibe isibulala-zinambuzane esifuthwayo kanye nesibulala-zinambuzane esibulala izinambuzane.

Ubuthi

I-Tetramethrin iyi-insecticide enobuthi obuphansi. I-Acute percutaneous LD50 konogwaja>2g/kg. Ayikho imiphumela ecasulayo esikhumbeni, emehlweni, ekhaleni, nasendleleni yokuphefumula. Ngaphansi kwezimo zokuhlola, akukho miphumela ye-mutagenic, carcinogenic, noma yokuzala eyabonwa. Lo mkhiqizo unobuthi ezinhlanzini I-Chemicalbook, ene-carp TLm (amahora angu-48) ka-0.18mg/kg. Igill eluhlaza okwesibhakabhaka i-LC50 (amahora angu-96) ingu-16 μ G/L. Izigwaca oral acute LD50>1g/kg. Iphinde ibe nobuthi ezinyosini nasezibungwini zikasilika.