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Impendulo yePropylene eneHypochlorous Acid
Ngokwembono yendlela yokusabela, xa ipropylene isabela kwi-asidi engaphantsi kwe-chlorous, i-athomu ye-chlorine kwi-asidi engaphantsi kwe-chlorous ibonisa i-electrophilicity kwaye ihlasela isiphelo esityebileyo se-propylene double bond, yenze i-chloronium ion intermediate. Oku kuhambelana nendlela yokudibanisa i-electrophilic kwi-organic chemistry, echazwe ngokweenkcukacha kwincwadi ethi Basic Organic Chemistry Reaction Mechanisms.
Ukusasazwa kwemveliso yempendulo phakathi kwepropylene kunye ne-hypochlorous acid kuphenjelelwa zizinto ezahlukeneyo, ezinje ngobushushu bempendulo. Xa ubushushu bulawulwa malunga nama-25°C, umlinganiselo wemveliso ephambili uhlala uzinzile, kwaye isivuno se-chlorohydrin sinokufikelela malunga nama-60%, njengoko kushwankathelwe kwiidatha ezininzi zovavanyo. Ukukhetha kwale mpendulo kubalulekile: phantsi kweemeko ezithile zempendulo, iimveliso ze-kinetic zenzeka ngokukhethekileyo, ngelixa umlinganiselo weemveliso ze-thermodynamic ukhula kancinci njengoko ixesha lempendulo liqhubeka. Uhlalutyo lwethiyori lotshintsho ekukhetheni kwempendulo kwezo mpendulo lubonelelwa kwiChemical Reaction Kinetics kunye neThermodynamics. Izinyibilikisi zinefuthe elibalulekileyo kwimpendulo: kwizithambisi ze-polar ezifana ne-ethanol, izinga lempendulo liyakhawuleza kuba izinyibilikisi ze-polar zinyibilikisa ngcono ii-reactants kwaye zikhuthaze ukwakheka kwee-ionic intermediates, into efunyenweyo iqinisekiswe zizilingo ezininzi zeekhemikhali. Kwimpendulo phakathi kwepropylene kunye ne-hypochlorous acid, uxinano lwe-hypochlorous acid lunefuthe elicacileyo kwinkqubela phambili yempendulo. Kwizinga eliphantsi le-hypochlorous acid, izinga lempendulo licotha; njengoko uxinzelelo lusanda, izinga liyakhawuleza, kodwa uxinzelelo oluphezulu kakhulu lunokubangela ukwanda kweempendulo ezingalindelekanga. Uvavanyo lubonisa ukuba impendulo isebenza kakuhle kuxinzelelo lwe-asidi engaphantsi kwe-0.5 mol/L.