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化学协会化学协会1第一部分性质化学协会化学协会2三、不饱和烃的主要反应1、加成反应化学协会化学协会3化学协会化学协会4四、炔烃的主要反应1、加成反应化学协会化学协会5五、共扼二烯烃1、加成反应化学协会化学协会6六、芳烃的性质1、单环芳烃化学协会化学协会7化学协会化学协会82、萘的反应化学协会化学协会9七、卤代烃的性质化学协会化学协会10八、醇的性质CH3CH2OHHXTsClPBr3NaSOCl2HNO3H2SO4POCl3H2SO4RCOOHCH3CHOCH3CH2ClCH3CH2XCH3CH2BrCH3CH2OTsCH3CH2ONaCH3CHOCH3CH2OSO3HCH3CH2ONO2RCOOCH2CH3CH3CHOCH3CH2OCH2CH3NaBrOH-RONaCH3CH2ORCH3CH2OHCH3COOH2HCCH2PdCl2-CuCl2H2SO4CHI3+HCOONa2HCCH2OCH3CH2OCH2CH2OHCH3CHO2HCCH2OCH3CH2OH减压蒸馏(CH3CH2)2SO2(CH3CH2O)3PO(Nu-)CH3CH2Br(Nu)K2Cr2O7氧化(C5H5N)2。CrO3或PCC,DCC等Cu,△H2SO4,140OC或Al2O3,240OCH2SO4,170OC或Al2O3,360OCH2O,H+或①B2H6,②H2O2,OH-O2,Ag或RCOOOHCH2=C(CH3)2CH3CH2OC(CH3)3I2,NaOH化学协会化学协会11九、酚的性质化学协会化学协会12NaOHONaOHOHOOCRRXRCOClAlCl3HOCORFeCl3CrO3OOOHOHBrBrBrOHBrH2SO4OHSO3HOHSO3HHNO3OHNO2OHNO2NaNO2H2SO4OHNOONOHRXOHROROHCOOHCO2,H2O①CO2,△,加压②H+或(RCO)2O重排[(C6H5O)6Fe]3-(显色反应)H2,NiBr2,H2OBr2,CCl4++互变异构化学协会化学协会13十、醛、酮、醌的性质1、羰基的亲核加成(1)与亚硫酸氢钠加成(2)与醇加成CORR'COHRORR'(H)H,H2OCORHCH2CH2HOHORHCOOH,H2O(H)ORCORR'(H)R无水HCI无水HCI无水HCI+ROH+ROH++(3)与氢氰酸加成(4)与金属有机试剂加成(5)与Wittig试剂加成(6)与氨及其衍生物加成缩合2.α-氢原子的反应(1)α-氢原子的酸性+CH3CCH3O+Ph3P=CHCH30COCH3C=CHCH3CH3Ph3P=OCH3COCH3CH3CH2MgBr+1.Et2O2.H3O+CH3CH2C(CH3)2OHHCNOHCH3CH3O+CH3CCH3OHCNCH3CHONaHSO3CH3CHOHSO3Na+RCOR'CRR'NRCRR'NNHCONH2CRR'NOHCRR'NNHNH2RNH2OHNH2NHCONH2NH2NH希夫碱腙缩氨脲苯肼氨基脲胺羟氨肟COHCH3H++COHCH2COHCH2COHCH2化学协会化学协会14(2)卤化反应碘仿反应(3)缩合反应(a)羟醛缩合反应CHOCH3CHOCH2HCH3CHCH2OHCOHCH3CHCHCOH10%NaOH5℃αβ3.氧化和还原(1)氧化反应a.与Tollens试剂发生银镜反应:RCHO+2Ag(NH3)2OHRCOONH2+2Ag+H2O+3NH3RCHO+2Cu(OH)2+NaOHRCOONa+Cu2O+3H2OCH3CCH3OI2NaOH++CH3COO_+HCI3CH3O+Br2AlCl3(cat.)Et2O0COCH2BrO96%(c)Mannich反应:含有α-氢原子的化合物(如醛、酮等),与醛和氨(或伯、仲胺)之间发生的缩合反应CHO+(CH3CO)2ONaOAcCH=CHCOOHCCH3O+HCHOHN(CH3)2CCH2CH2N(CH3)2OHCl+(d)交叉缩合例子(Claisen-Schmidt反应)CHO+CH3CHONaOHCO50CH=CHCHO%90(b)芳醛与脂肪族酸酐缩合(Perkin反应)b.与Fehling试剂发生斐林反应c.与其它氧化剂反应90%CHOPhCO3HCH3OH/H2OCOOH酮不能为弱氧化剂氧化,但遇到如高锰酸钾、硝酸等强氧化剂则可以发生反应OCH2CH2COOHCH2CH2COOH[O],6%HNO3铜矾催化剂化学协会化学协会15(2)还原反应(a)催化加氢(b)用金属氢化物还原(c)Clemmensen还原法(d)Wolff-Kishner-黄鸣龙还原法(3)Cannizzaro反应(歧化反应)4、α、β-不饱和醛酮的特性(1).亲电加成(2).亲核加成CH2=CHCCH3OCH2=CHCCH3O++CH3NH2CN_CH3NHCH2CH2CCH3ONCCH2CH2CCH3O+CH2=CHCCH3OCH2=CHCCH3O+CH3MgIAlH4_CH2=CHCHCH3OHCH2=CHC(CH3)2OHR1C(R2)HONH2NH2R1C(R2)HNNH2NaOC2H5HighP/CO180R1CH2(R2)H+N2R1C(R2)HOH2R1C(R2)HOHH+Pt,PdorNiHCCHCCH3OCH3NaBH4CHHCCHCH3OHCH3COCH2CH2CH3Zn-Hg,HCICH2CH2CH2CH32HCHO浓NaOHHCOONa+CH3OHCCCO1234CH2CHCHOCH2CHCHOH+H+CH2CHCHOH+CH2CHCHOH+CH2CHCHOH+Cl+ClCH2CHCHOHClCH2CH2CHO化学协会化学协会16(3).还原反应α、β-不饱和醛酮用催化加氢的方法进行还原时,总是碳碳不饱和键先被还原CH3CH=CHCHOH2NiCH3CH2CH2CH2OH5.卡宾的性质十一、羧酸的性质1、酰氯的生成NO2COOHSOCl2NO2COCl++HCl+SO22、酸酐的生成COCOOH2300COHCOCOO+H2O~100%3、羰基的还原反应(CH3)3CCOOH(CH3)3CCH2OH①LiAlH4,乙醚②H2O,H+,92%4、当α—碳原子上连有吸电基时,如—NO2、—CN、CO、—Cl等,则较易脱羧。NO2COOHO2NNO2NO2O2NNO2+CO2△5、羧酸的碱金属盐与碱石灰共熔,可脱羧生成烃。CH3COONa+NaOH(CaO)△CH4+Na2CO3C=CR1R2HH+CH2..CCHR2HCH2R1..[]R1CHCHR2CH2C=CR1R2HH+CH2..CCR1HR2HCH2CH3CH=CHCHOCH3CH=CHCH2OHONaBH4+C2H5OHOH(1)LiAlH4,乙醚(2)H3O+化学协会化学协会176、α—氢原子的反应(CH3)2CHCH2CH2COOHBr2,PCl363%~66%(CH3)2CHCH2CHCOOHBr7、α—羟基酸的分解RCHCOOHOHH2SO4RCHO+HCOOH十二、羧酸衍生物的性质1、水解(C6H5)2CHCH2CClO(C6H5)2CHCH2COOHH2O,Na2CO30℃,95%CH3CHNOBrCH3CO-K++OH2NBrC2H5OH—H2O,KOH△,95%2、醇解2(CH3CO)2O+HOOOHH2SO4CH3COOOOCCH393%+2CH3COOH3、脂的醇解亦称脂交换反应CH2OCH3CH2CH2CH2OHCH2O+CH3OHCH—C—OCH3H+,94%+CH—C—OCH2CH2CH2CH34、氨解CH3CH—C—Cl+NH3CH3OCH3CH—C—NH2CH3O+HCl5、还原反应:(1)用氢化铝锂还原ORCH2OHR—C—Cl①LiAlH4,乙醚②H2O(2)用金属钠—醇还原CH3(CH2)7CHCH(CH2)7COOC2H5Na,C2H5OH49%~51%CH3(CH2)7CHCH(CH2)7CH2OH化学协会化学协会18(3)Rosenmund还原COClCHOH2,Pd-BaSO4,喹啉-硫6、与有机金属试剂的反应CH3CClOCH3CH2MgClFeCl3CH3CHCH2CH3O+纯醚CH3CHCClOCH3(CH3)2CuLiCH3CHCCH3OCH3+纯醚-78oC7、酰胺脱水(CH3)2CHCNH2OP2O5(CH3)2CHCN200-220oC+H2O8、Hofmann降解反应(CH3)3CCH2CNH2O+Br2+4NaOH(CH3)3CCH2NH2+2NaBr+Na2CO3+2H2O十三、含氮化合物的性质(一)芳香族硝基化合物1、还原NO2NO2CHONO2NO2NHOHNNNNHHNNONH2NO2NH2CHOFeHClNH2Fe,稀HCl,△或Zn或Sn,HClZn,H2O,NH4Cl60-65oC葡萄糖,NaOH100oCZn,NaOH,CH3OHZn,NaOH,C2H5OHSnCl2,浓HClNaSH,CH3OH△化学协会化学协会192、取代NO2FeOCH3NO2NO2NO2BrNO2NO2NHPh+Br2+PhNH2△(二)胺CH2ClNH2NaHCO3(CH3CO)2ONaNO2,2HClR2NH+H2O2BrORNOH+H2OBrN2+Cl-BrNH2ONHCCH3OCH2NH+2H2O+NaClMnO,稀H2SO4Br2,H2O↓(三)异氰酸酯的性质NCOH2OROHRNH2NHCOHONHCORONHCNHRONH2+CO2化学协会化学协会20(四)季铵盐和季铵碱的性质(CH3)3NCH32[(CH3)4N]+I-+Ag2O-OHH2O(CH3)3N(CH3)3N2[(CH3)4N]+OH-+2AgICH2=CH2++CH3OH(无β-H)(CH3)3NCH2CH3OH-+++H2O(有β-H)(五)重氮盐的性质1、失去氮的反应N2ClOHClCNH3PO2,H2ONaNO2,H2SO4CuCl,HClCuCN,KCN2、保留氮的反应N2+Cl-SnCl2,HClNHNH2XX=OH,NH2,NHR,NR2N=NX(六)睛的性质RCNRCOOHRCHOCH3RCH2NH2HCl,H2O,①CH3MgI,乙醚②H2O,H+①LiAlH4②H2O,H+十四、杂环化合物(一)五元环的性质N+E+NE(进攻α位)(二)六元环的性质N+E+NE(进攻β位)化学协会化学协会21第二部分合成一、不饱和烃的制备1、烯烃的一般合成CCCCHBrNaOH,CH3CH2OHCCHOH浓H2SO4(乙醇为170oC)CCOH催化剂IWittig试剂法RR'COPh3P=RRCR'R2、烯烃的特殊合成CH3CCCH3CCHH3HCCH3CCHH3HCCH3+H2Lindlar或P—2Na,液NH3-78oC3、炔烃的合成CHCHBrBrCCCCClClHH①NaNH2②H+催化剂饱和烃主要是3HCCCH3OZn-HgCH3CH2CH3HCl,RCH3Na2CO3RCH2COONa+NaOH(CaO)+化学协会化学协会22二、卤代烃的制备1、一般合成方法CCHBrCOHHBrCCl+NaIZnCl2,CS2CBr(I)orSOCl2orPCl3CCBr2CCBrBrCCl43HCHCCH2CH22HCCH2CH2BrBrCH3CHCH2CH2BrH+Br2+HBrCH3FeClCH2Cl+Cl2+Cl2hvNH2H2SO4NH3+HSO4-Br2NOHSO4NH2BrYX2YX+(Y=—NO2,—COR,—CN等吸电基)ZnCl2CH2Cl+HCHO+Cl2重氮化NH2N2+Cl-CuClHClClNaNO2,HCl化学协会化学协会232、α-卤代RCH2CH=CH2NBSRCOCH2R‘Br2PBr3RCOCHXR‘RCHBrCH=CH2+X2+HXRCH2COOR‘RCHBrCOOR’三、羧酸的合成RCOXArCH3RCOCH3RCONH2RCH2OHH2OK2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