主要基团的红外特征吸收峰(共8页).doc

.主要基团的红外特征吸收峰基团振动类型波数（cm-1）波长（m）强 度 备 注一、烷烃类CH伸CH伸（反称）CH伸（对称）CH弯（面内）C-C伸30002843297228802882284314901350125011403.333.523.373.473.493.526.717.418.008.77中、强中、强中、强分为反称与对称二、烯烃类CH伸CC伸CH弯（面内）CH弯（面外）单取代双取代顺式反式31003000169516301430129010106509959859109057306509809653.233.335.906.137.007.759.9015.410.0510.1510.9911.0513.7015.3810.2010.36中、弱中强强强