iindaba

SEBENZISA
I-N,N-dihydroxyethyl-p-methylaniline sisixhobo esisetyenziswa ngokubanzi kwi-organic intermediate kwidayi, amayeza kunye nezitshabalalisi. Iqela le-ester kwiqela le-terminal amino linika olu hlobo lwedayi iimpawu ezigqwesileyo. Ukusukela ekulungiseleleni kwayo, iye Isoloko ikwimarike ethile. Okwangoku, imfuno yasekhaya inkulu, kwaye kusekho imarike ethile yangaphandle. Ukufunda ukudibanisa kunye netekhnoloji kunokubaluleka okukhulu kwezoqoqosho kunye nokusebenzayo.

Indlela yokudibanisa
I-N,N-dihydroxyethyl-p-methylaniline inokudityaniswa ngala manyathelo alandelayo: yongeza i-1000g p-methylaniline kunye ne-10g yamanzi kwi-kettle yoxinzelelo lwe-5L, phakamisa ubushushu be-Chemicalbook ukuya kwi-60℃~65℃, xuba imizuzu engama-30, kwaye wongeze i-ethylene. i-oxide Yongeza i-100g ye-alkane kwaye ugcine ubushushu kwi-65-70 ° C ngeeyure ezi-4. Emva koko yongeza i-100g ye-ethylene oxide kwiiyure ezi-4, gcina ubushushu kwi-70-75 ° C, uphendule ku-70-80 ° C kwiiyure ezi-3 emva kokudlula, kwaye uphole kwi-30 ° C. Yongeza isisombululo sokuphendula kwi-kettle ye-distillation kwaye uqokelele imveliso kwi-143 ~ 148 ° C (1.3 ~ 1.6kPa). Isivuno si-86% kwaye ukucoceka kwemveliso kukhulu kune-98%. Iqhezu elingaphambili linokuphinda lisetyenziswe ukwandisa isivuno. Imveliso yinto eqinileyo etyheli.

 

固体

2,2′-(P-TOLYLIMINO)DIETHANOL Chemical Properties
Indawo yokunyibilika 49-53 °C (lit.)
Indawo yokubilisa 338-340 °C (ilayitiwe)
Uxinzelelo 1.0654 (uqikelelo olurhabaxa)
uxinzelelo lomphunga 0Pa kwi-25℃
isalathiso se-refractive 1.5330 (uqikelelo)
Fp >230 °F
ixesha lokugcina. Umoya ophantsi, uBubushushu beGumbi
Ukunyibilika kwiMethanol
yenza umgubo kwintlama ukucoca ulwelo
pka 14.33±0.10(Kuxelwe kwangaphambili)
umbala oMhlophe okanye ngeMibala ukuya kuMthubi ukuya kwiOrenji
Ukunyibilika kwamanzi 19.8g/L ku-20℃
BRN 2099156
I-InChIKey JUVSRZCUMWZBFK-UHFFFAOYSA-N
I-LogP 2 nge-35℃
CAS DataBase Reference 3077-12-1(CAS DataBase Reference)
EPA Substance Registry System Ethanol, 2,2′-[(4-methylphenyl)imino]bis- (3077-12-1)Ishishini le-10mit-ivy008613805212761

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Ixesha lokuposa: Aug-21-2024