RCH COOH *(1)X2, P4 RCHXCOOH HX (2)H2O 232F REACTIONS OF THE ALKENYL CHAIN OF UNSATURATED FATTY The double bonds of the carbon chains of fatty acids undergo characteristic alkene addition reactions NB CH3(CH2)nCH2-CH2(CH2)mCO2H CH3(CH2),CH=CH(CH2)mCO2H CCl4 CH3(CH2), CHBrCHBr(CH2)mCO2H (2)NaHSos-CH3(CH2)nCHOH--CHOH(CH2)mCO2h HBrCH2(CH)CH2 CHBr(CH2)mCO2H CH3(CH2 ), CHBrCH2(CH2)mCO2HRCH2COOH + (1) X2 , P4 (2) H2O RCHXCOOH + HX 23.2F REACTIONS OF THE ALKENYL CHAIN OF UNSATURATED FATTY The double bonds of the carbon chains of fatty acids undergo characteristic alkene addition reactions. CH3 (CH2 ) nCH=CH(CH2 )mCO2H H2 Ni Br2 CCl4 (1) OsO4 (2) NaHSO3 HBr CH3 (CH2 ) nCH2 CH2 (CH2 )mCO2H CH3 (CH2 ) nCHBrCHBr(CH2 )mCO2H CH3 (CH2 ) nCHOH CHOH(CH2 )mCO2H CH3 (CH2 ) nCH2CHBr(CH2 )mCO2H CH3 (CH2 ) nCHBrCH2 (CH2 )mCO2H +