15.2.1.3ChemicalProperties15.2.1.3.1 Electrophilic Substitution() Nitration1THNO3CHCOCCH3CHC-ONO + CHCOOHAcONO2NO2Ac20NO210%60%
15.2.1.3 Chemical Properties 15.2.1.3.1 Electrophilic Substitution (1) Nitration CH3 COCCH3 O O HNO3 CH3 C ONO2 O + CH3 COOH + S AcONO2 S NO2 S NO2 Ac2 O 10% 60%
NOAcONO2,-10Ac20NO2HHH13%51%AcONO2AcoPyridineHHH-5~30°CNO2AcONO2NO235%
N H AcONO2 ,-10 o C Ac2O N H NO2 N H NO2 + 13% 51% O AcONO2 -5~30 o C O H NO2 + AcO - O H AcO H NO2 Pyridine O NO2 35%
(2) SulphonationCH,ChSO3+SO3r.t.CICH2CHCN-SO3r.t.3dOSO03SOHHCINHCI-SO,H0SO.HHO3S15%
(2) Sulphonation N + SO3 CH2 Cl 2 r.t. N SO3 ClCH2CH2Cl r.t.,3d O + N SO3 O SO3 N H + O SO3 - - O3S 2 N H HCl O SO3H HO3S O SO3H + NHCl - + 15%
Ba(OH)2CICH,CH,CISO3/2Ba2+N-r.t.SO386%100℃N-SO3SO3H90%HCINHCISO.H
S + N SO3 ClCH2 CH2 Cl r.t. Ba(OH) 2 S SO3 - 2 Ba 2+ 86% N H + N SO3 100 o C N H SO3 - N H HCl N H SO3H NHCl - + 90%
(3)HalogenationHOAcBr2r.t.Br78%C50℃+Cl213%14%36%
(3) Halogenation S S Br HOAc r.t. + Br2 78% S S Cl S Cl Cl Cl Cl S Cl Cl +Cl 2 + + 50 o C 36% 14% 13%