elena99

+ch3cho

ch3 -ch2 -ch(ch3)- ch2br

C6H5-CH2-COONa+(CH3)2CHBr=

C6H5-CH2-COONa+(CH3)2CHBr=

С6H5-ch2-сooh(ch3)2+NaBr

C6H5-CH2-COONa+(CH3)2CHBr=

1.С6H5CH3+Cl2⇒С6H5-CH2-Cl+HCl 2.C6H5-CH2-Cl+KCN⇒C6H5-CH2-CN+KCL 3.C6H5-CH2-CN+H2O⇒C6H5-Ch2-COOH+NH4СL 4.2C6H5-CH2-COOH+Na2CO3⇒ C6H5-CH2-COONa+H2O+CO2 5. C6H5-CH2-COONa+(CH3)2CHBr⇒C6H5-CH2-COONa-CH(CH3)2Br

3C6H5-CH2-CN+H2O⇒ 4.2C6H5-CH2-COOH+Na2CO3⇒ 5. C6H5-CH2-COONa+(CH3)2CHBr⇒

1.С6H5CH3+Cl2⇒С6H5-CH2-Cl+HCl 2.C6H5-CH2-Cl+KCN⇒C6H5-CH2-CN+KCL 3.C6H5-CH2-CN+H2O⇒C6H5-Ch2-COOH+NH3 4.2C6H5-CH2-COOH+Na2CO3⇒ C6H5-CH2-COONa+H2CO2 5. C6H5-CH2-COONa+(CH3)2CHBr⇒C6H5-CH2-COOCH(CH3)2