1)CH3-CH(CH3)-CH2-COOH+HO-C3H7=CH3-CH(CH3)-CH2-CO-O-C3H7+H2O
2)CH3-CH(CH3)-CH2-COH+Ag2O=CH3-CH(CH3)-CH2-COOH+2Ag
1)CH3-CH(CH3)-CH2-COOH+HO-C3H7=CH3-CH(CH3)-CH2-CO-O-C3H7+H2O
2)CH3-CH(CH3)-CH2-COH+Ag2O=CH3-CH(CH3)-CH2-COOH+2Ag