Ngwa

N,N-dihydroxyethyl-p-methylaniline bụ ihe e ji eme ihe n'ime ihe ndị e ji agba agba, ọgwụ, ọgwụ nje, wdg. Otu ester dị na otu amino dị n'ime ihe ndị a na-eme ka ụdị agba a nwee ihe ndị ka mma. Ọ nọrọla n'ahịa ụfọdụ kemgbe e kwadebere ya. Ugbu a, ọchịchọ dị n'ime obodo dị ukwuu, a ka nwekwara ike inweta ụfọdụ ahịa na mba ọzọ. Ịmụ banyere mmepụta na usoro ya nwere nnukwu uru akụ na ụba na nke bara uru.

Usoro nhazi

Enwere ike iji usoro ndị a mepụta N,N-dihydroxyethyl-p-methylaniline: Tinye 1,000 g nke p-methylaniline na 10 g mmiri na autoclave 5L, kpoo ya ọkụ ruo 60 ℃ ~ 65 ℃ ma gwakọta ya ruo nkeji 30, wee tinye 100 g nke ethylene oxide ma debe okpomọkụ ahụ na 65 ~ 70 ℃ maka awa 4. Wee tinye 100 g nke ethylene oxide n'ime awa 4, debe okpomọkụ ahụ na 70 ~ 75 ℃, meghachi omume na 70 ~ 80 ℃ maka awa 3 mgbe ọ gafere, ma jụọ oyi ruo 30 ℃. E tinyere ihe ngwọta mmeghachi omume ahụ na ketulu distillation, a chịkọtara ngwaahịa ahụ na 143-148°C (1.3-1.6 kPa), yana mmepụta nke 86% na ịdị ọcha nke karịrị 98%. Enwere ike ịmegharị akụkụ ihu iji mee ka mmepụta ahụ dịkwuo elu. Ngwaahịa ahụ bụ ihe siri ike na-acha odo odo.