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A. CH3COCl+2 CH3CH2NH2→CH3CONHCH2CH3+CH3CH2NH3+Cl−\mathrm{CH}_{3} \mathrm{COCl}+2 \mathrm{~CH}_{3} \mathrm{CH}_{2} \mathrm{NH}_{2} \rightarrow \mathrm{CH}_{3} \mathrm{CONHCH}_{2} \mathrm{CH}_{3}+\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{NH}_{3}{}^{+} \mathrm{Cl}^{-}CH3COCl+2 CH3CH2NH2→CH3CONHCH2CH3+CH3CH2NH3+Cl−
B. CH3COCl+2CH3CH2CH2NH2→CH3CONHCH2CH2CH3+CH3NH3+Cl−\mathrm{CH}_3 \mathrm{COCl}+2 \mathrm{CH}_3 \mathrm{CH}_2 \mathrm{CH}_2 \mathrm{NH}_2 \rightarrow \mathrm{CH}_3 \mathrm{CONHCH}_2 \mathrm{CH}_2 \mathrm{CH}_3+\mathrm{CH}_3 \mathrm{NH}_3{}^{+} \mathrm{Cl}^{-}CH3COCl+2CH3CH2CH2NH2→CH3CONHCH2CH2CH3+CH3NH3+Cl−
C. CH3CH2COCl+2 CH3CH2NH2→CH3CH2CONHCH2CH3+CH3CH2NH3+Cl−\mathrm{CH}_3 \mathrm{CH}_2 \mathrm{COCl}+2 \mathrm{~CH}_3 \mathrm{CH}_2 \mathrm{NH}_2 \rightarrow \mathrm{CH}_3 \mathrm{CH}_2 \mathrm{CONHCH}_2 \mathrm{CH}_3+\mathrm{CH}_3 \mathrm{CH}_2 \mathrm{NH}_3{}^{+} \mathrm{Cl}^{-}CH3CH2COCl+2 CH3CH2NH2→CH3CH2CONHCH2CH3+CH3CH2NH3+Cl−
D. CH3CH2COCl+2 CH3CH2CH2NH2→CH3CH2CONHCH2CH2CH3+CH3CH2CH2NH3+Cl−\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{COCl}+2 \mathrm{~CH}_{3} \mathrm{CH}_{2} \mathrm{CH}_{2} \mathrm{NH}_{2} \rightarrow \mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{CONHCH}_{2} \mathrm{CH}_{2} \mathrm{CH}_{3}+\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{CH}_{2} \mathrm{NH}_{3}{}^{+} \mathrm{Cl}^{-}CH3CH2COCl+2 CH3CH2CH2NH2→CH3CH2CONHCH2CH2CH3+CH3CH2CH2NH3+Cl−
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