Menene hanyar shirya foda mai inganci na Chlorempenthrin

Chlorempenthrinwani sabon nau'in maganin kwari ne na pyrethroid wanda ke da inganci mai yawa da ƙarancin guba, wanda ke da tasiri mai kyau ga sauro, kwari da kyankyasai.Yana da matsin lamba mai yawa, canjin yanayi mai kyau da kuma ƙarfin kashe kwari. Yana iya kashe kwari da sauri, musamman idan aka fesa ko aka fesa shi da feshi, tasirin bugun ya fi muhimmanci.

Shiri

Hanyar shiri ta inganci mai kyauChlorempenthrinAn raba foda mai ɗanɗano zuwa matakai uku a jere:

A cikin wani jirgin ruwa mai ɗauke da na'urar sanyaya iska don sake juyawa, juyawa, ƙara yawan ruwa, dumama da sanyaya iska, an ƙara 200g na dichloroethane da 200g na sodium acetylene. Bayan an juya aka sanyaya zuwa 10℃, an ƙara 30g na sodium hydroxide a hankali cikin kimanin awa 1. Sannan aka ɗaga zafin zuwa 50℃, kuma an zuba 100g na valenal a ciki na tsawon awanni 2. Bayan an ƙara ruwan, an kiyaye zafin jiki na tsawon awanni 10, kuma an kammala aikin. A zuba 100g na ruwa don hydrolysis, a raba yanayin organic, a wanke acid a wanke da ruwa a cikin yanayin organic, a busar da shi da sodium sulfate, sannan a narke shi don samun 120g na acetylene amyl alcohol. Tafasa: 140-160℃, abun ciki: 98%, yawan amfanin ƙasa: 94.8%.

(2)A narke gram 62 na acetylene amyl alcohol daga matakin da ya gabata a cikin gram 460 na toluene, a zuba gram 0.1 na triethylamine a matsayin mai kara kuzari, a juya a bar shi ya huce zuwa gram 5.℃, sannan a zuba 116g na all-trans DV inulyl chloride na tsawon awanni 2. Bayan an gama ƙarawa, a ci gaba da ƙarawa a 20.℃na tsawon awanni 6 sannan a gama aikin. An wanke ruwan sau biyu, sannan aka dawo da sinadarin ta hanyar narkar da ruwan maganin don samun danyen mai na chlorenyl pyrethroid. Yawan man da aka samu ya kai gram 157, tare da yawan amfanin da ya kai kashi 95%.

(3) A narke 100g na ɗanyen Chlorempenthrin a cikin 200g na isopropanol, a zuba 0.1g na triethylamine mai kara kuzari, a bar shi ya huce zuwa 5.℃A juya sannan a tace a cikin ruwa na tsawon awanni 6, a bar shi ya huce sannan a fitar da kayan, sannan a busar da foda na asali don samun foda mai inganci na chlorenethrin.