labarai

Halayen dimethylaminoethyl ester mai ƙarfi

Yanayin narkewa -60°C,

tafasar zafin jiki 64°C, 12 mmHg (lit.),

yawa 0.943 g/mL a 25°C (lit.),

matsin lamba na tururi 0.35 psi (20°C),

ma'aunin haske n20/D1,

wurin walƙiya 138°F,

yanayin ajiya 2-8°C,

ma'aunin acidity (pKa) 8.21 ± 0.28 (An yi hasashen),

ruwa mai haske, mara launi zuwa rawaya mai haske zuwa launin lemu mai haske.

Aikace-aikace: A cikin wannan binciken, an yi amfani da dimethylaminoethyl acrylate a matsayin mai narkewa don bincika daidaiton hydrolytic na poly(2-dimethylamino)methacrylate, wanda aka kwatanta da na monomethylaminomethyl acrylate. An danganta wannan sakamakon da haɗin gwiwar ƙungiyar dimethylamino da aka samar da protonated da ƙungiyar carbonyl, wanda ya sa ester ya fi saurin kamuwa da harin nucleophilic ta hanyar hydroxyl ion.

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Lokacin Saƙo: Fabrairu-11-2026