Mokhoa oa ho lokisa phofo e tala ea Chlorempenthrin e sebetsang hantle haholo ke ofe?

Chlorempenthrinke mofuta o mocha oa chefo e bolaeang likokoanyana ea pyrethroid e nang le bokhoni bo phahameng le chefo e tlase, e nang le phello e ntle ho menoang, lintsintsi le maphele.E na le kgatello e phahameng ya mouoane, ho feto-fetoha ha maemo hantle le matla a matla a ho bolaya. E ka diha dikokonyana kapele, haholoholo ha e fafatswa kapa e tshelwa ka mosi, phello ya ho di diha e bohlokwa haholo.

Litokisetso

Mokhoa oa ho lokisa o sebetsang hantle haholoChlorempenthrinPhofo e tala e arotsoe ka mehato e meraro ka tatellano:

Ka har'a sejana sa karabelo se nang le condenser bakeng sa reflux, ho hlohlelletsa, ho eketsa ka ho theola, ho futhumatsa le ho pholisa, ho eketsoa 200g ea dichloroethane le 200g ea sodium acetylene. Kamora ho hlohlelletsa le ho pholisa ho fihlela ho 10℃, 30g ea sodium hydroxide e ile ea eketsoa butle-butle ka nako e ka etsang hora e le 'ngoe. Eaba mocheso o phahamisetsoa ho 50℃, 'me 100g ea valenal e ile ea lahleloa ka hare ho lihora tse 2. Kamora ho eketsa ho theoha, mocheso o ile oa bolokoa lihora tse 10, 'me karabelo ea phethoa. Kenya 100g ea metsi bakeng sa hydrolysis, arola karolo ea organic, hlatsoa ka asiti 'me u hlatsoe karolo ea organic ka metsi, u e omise ka sodium sulfate, 'me u e qhale ho fumana 120g ea acetylene amyl alcohol. Sebaka sa ho belisa: 140-160℃, dikahare: 98%, chai: 94.8%.

(2)Qhibilihisa 62g ea acetylene amyl alcohol ho tloha mohatong o fetileng ho 460g ea toluene, eketsa 0.1g ea triethylamine e le catalyst, hlohlelletsa 'me u e pholise ho fihlela ho 5.℃, ebe o tšela 116g ea all-trans DV inulyl chloride ka hare ho lihora tse 2. Kamora hore ho eketsoa ho phetheloe, boloka ho 20℃ka lihora tse 6 mme karabelo e felile. Metsi a hlatsuoa habeli, 'me tharollo e ile ea fumanoa ka ho tlosa mokelikeli oa karabelo ho fumana oli e tala ea chlorenyl pyrethroid. Poelo ea oli e tala e ne e le ligrama tse 157, ka chai ea 95%.

(3) Qhibilihisa 100g ea Chlorempenthrin e tala ka har'a 200g ea isopropanol, eketsa 0.1g ea triethylamine ea catalyst, e pholise ho fihlela ho 5.℃, hlohlelletsa le ho etsa kristale ka dihora tse 6, ntsha di-centrifuge mme o ntshe thepa, ebe o omisa phofo ya pele ho fumana phofo e tala ya chlorenethrin e sebetsang hantle haholo.