[材料科学与工程][有机化学][第6章 红外吸收光谱][孙芳]

1、v分子振动伸缩振动(键长改变)弯曲振动(键角改变)对称伸缩振动不对称伸缩振动面内弯曲振动面外弯曲振动KMm1 m2m1 + m2M = 2 C1 官能团区40002500cm-1(X-H区) O-H N-H C-H S-H .25001900cm-1（三键区含累积双键）CC CN C=C=C C=C=O19001350cm-1 （双键区）C=O C=N N=O C=C(烯或芳环骨架振动) 指纹区 1350650cm-1（单键区） C-C C-O C-N C-X官能团区40002500cm-1(X-H区) O-H N-H C-H S-H .25001900cm-1（三键区含累积双键）CC CN

2、C=C=C C=C=O19001350cm-1 （双键区）C=O C=N N=O C=C(烯或芳环骨架振动) 指纹区 1350650cm-1（单键区） C-C C-O C-N C-XRCR ROCCl OVC=O 1715 1800 1869cm-1 RCFO RCORCNH2ORCRORCOC=CVC=O 1715 16851670 1695 1675cm-1() () (p)CH2CH2CH2CH2VC=C1651 1657 1690 1750OOOOVC=O1715 1745 1780 1815CHCHCHVC-H 3300 3100 2900 “芳环碳碳骨架伸缩振动芳环碳碳骨架伸缩振动

3、” “定位峰定位峰”(1) CH3CH2CH2CH2CH3(2) CH2CHCH2CH3(3) CH3(4) CH2CH3(5) CH3CHCH2CHCH2CHCH3CH3CH3CH3(5) CH3CHCH2CHCH2CHCH2ClCH3CH3CH3CH3CH3CH3CH3CHCH2CHCH2CCH3Cl(1) C4H9Br(2) C5H10(3) C4H10O(4) C4H8O(5) C4H8O2(6) C9H12(含有苯环）CH3CH3CH2CH2CH2OHCH3CH2CHCH3CH3CHCH2OHCH3CCH3CH3CH2OCH2CH3CH3OCH2CH2CH3CH3OCH(CH3)2O

4、HOHCH3(1) CHCH2CH2H3CHO(2) HClCOOHCH3(3) COHHCCHCH2H(CH3)2(4) CH3CH2CH3(5) CCH3CCH2OHNCH(6) CH3H(7) Cl ClHCH3HCH3CH3HCH3HCOOHCl(8)(9) CH2SHCH3BrClHH(10) HHClOH(11) COOHCOOHCH3HOCH3HO(12) CH3C2H5BrHBrHClH(1) CCH3OHCHCCCH3CHCH2CH3CHCHCH3H2OH(2)(3) CCHOH2CCH3HOHBrBr(4) CCHOHCH3CH3HOH(5) CH3COOHH2NH(6)

5、CH2OHCHOOHH(7) CH2OHCH3HHBrBlCH3CH2CH3DBrCH3H(8)(1) CCH3OHCHCCCH3CHCH2CH3CHCHCH3H2OH(2)(3) CCHOH2CCH3HOHBrBr(4) CCHOHCH3CH3HOH(5) CH3COOHH2NH(6) CH2OHCHOOHH(7) CH2OHCH3HHBrBlCH3CH2CH3DBrCH3H(8)HO HCH3CH2OH(1)(2)CH=CHCH3CCHCH2CH3CH3RS(7)CCH3HClCHBrCH2OH(8)CCCH3CH3BrDCH2CH3HCCClCH3HBrHOCH2HRSS(1) CCH3

6、OHCHCCCH3CHCH2CH3CHCHCH3H2OH(2)(3) CCHOH2CCH3HOHBrBr(4) CCHOHCH3CH3HOH(5) CH3COOHH2NH(6) CH2OHCHOOHH(7) CH2OHCH3HHBrBlCH3CH2CH3DBrCH3H(8)Cl (1) CCH3HBrClCCH3HClBrCBrH3CBrCH2CH3CCH2CH3H3CBrBr(3) CH3CHOFHCH3HFOHCCH2OHHCHOHOCH2OHCHOOHH(2) (4) (1) CCH3HBrClCCH3HClBrCBrH3CBrCH2CH3CCH2CH3H3CBrBr(3) CH3CHO

7、FHCH3HFOHCCH2OHHCHOHOCH2OHCHOOHH(2) (4) RRSSSSCH3CH3BrHOHHHBrHOHHH(6) CCHOCH3HHCH3OHCCCH3OHHOHHCH3(7) CH3CH3NH2HOHHNH2HHH3COHH3C(8) HCH3CH3HCH3HHCH3(9) CH3CH3CH3CH3(10) ClClHHClHClH(5)CH3CH3BrHOHHHBrHOHHH(6) CCHOCH3HHCH3OHCCCH3OHHOHHCH3(7) CH3CH3NH2HOHHNH2HHH3COHH3C(8) HCH3CH3HCH3HHCH3(9) CH3CH3CH3CH3(10) ClClHHClHClH(5)RRR，RR，SSSSSCH3CH3BrHOHHHBrHOHHH(6) CCHOCH3HHC