红外测试峰值对照图.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、弱中强强强强强CCC为20001925 cm-1三、炔烃类CH伸CC 伸CH弯（面内）CH弯（面外）330022702100126012456456153.034.414.767.948.0315.5016.25中中强四、取代苯类CH伸泛频峰骨架振动（）CH弯（面内）CH弯（面外）3100300020001667160020150025158010145020125010009106653.233.335.006.006.250.086.670.106.330.046.900.108.0010.0010.9915.03变弱强三、四个峰，特征确定取代位置单取代邻双取代间双取代对双取代1,2,3,三取代1,3,5,三取代1,2,4,三取代1,2,3,4四取代1,2,4,5四取代1, 2,3,5四取代五取代CH弯（面外）CH弯（面外）CH弯（面外）CH弯（面外）CH弯（面外）CH弯（面外）CH弯（面外）CH弯（面外）CH弯（面外）CH弯（面外）CH弯（面外）77073077073081075090086086080081075087483588586086080086080086080086581086012.9913.7012.9913.7012.3513.3311.1211.6311.6312.5012.3513.3311.4411.9811.3011.6311.6312.5011.6312.5011.6312.5011.5612.3511.63极强极强极强中极强强强中强强强强强五个相邻氢四个相邻氢三个相邻氢一个氢（次要）二个相邻氢三个相邻氢与间双易混一个氢一个氢二个相邻氢二个相邻氢一个氢一个氢一个氢五、醇类、酚类OH伸OH弯（面内）CO伸OH弯（面外）3700320014101260126010007506502.703.137.097.937.9410.0013.3315.38变弱强强液态有此峰OH伸缩频率游离OH分子间氢键分子内氢键OH弯或CO伸伯醇（饱和）仲醇（饱和）叔醇（饱和）酚类（OH）OH伸OH伸OH伸（单桥）OH弯（面内）CO伸OH弯（面内）CO伸OH弯（面内）CO伸OH弯（面内）O伸36503590350033003570345014001250100014001125100014001210110013901330126011802.742.792.863.032.802.907.148.0010.007.148.8910.007.148.269.097.207.527.948.47强强强强强强强强强中强锐峰钝峰（稀释向低频移动*）钝峰（稀释无影响）六、醚类COC伸127010107.879.90强或标CO伸脂链醚脂环醚芳醚（氧与芳环相连）COC伸COC伸（反称）COC伸（对称）COC伸（反称）COC伸（对称）CH伸1225106011001030980900127012301050100028258.169.439.099.7110.2011.117.878.139.5210.003.53强强强强中弱氧与侧链碳相连的芳醚同脂醚OCH3的特征峰七、醛类（CHO）CH伸CO伸CH弯（面外）28502710175516659757803.513.695.706.0010.212.80弱很强中一般2820及2720cm-1两个带饱和脂肪醛，-不饱和醛芳醛CO伸CO伸CO伸1725168516955.805.935.90强强强八、酮类CO伸CC伸泛频1700163012501030351033905.786.138.009.702.852.95极强弱很弱脂酮饱和链状酮，-不饱和酮二酮芳酮类ArCOCO伸CO伸CO伸CO伸CO伸17251705169016751640154017001630169016805.805.865.925.976.106.495.886.145.925.95强强强强强CO与CC共轭向低频移动谱带较宽二芳基酮1-酮基-2-羟基（或氨基）芳酮脂环酮四环元酮五元环酮六元、七元环酮CO伸CO伸CO伸CO伸CO伸1670166016651635177517501740174517255.996.026.016.125.635.715.755.735.80强强强强强九、羧酸类（COOH）OH伸CO伸OH弯（面内）CO伸OH弯（面外）3400250017401650143013009509002.944.005.756.066.997.6910.5311.11中强弱中弱在稀溶液中，单体酸为锐峰在3350cm-1；二聚体为宽峰，以3000cm-1为中心脂肪酸RCOOH，-不饱和酸芳酸CO伸CO伸CO伸1725170017051690170016505.805.885.875.915.886.06强强强氢键十、酸酐链酸酐CO伸（反称）CO伸（对称）CO伸1850180017801740117010505.415.565.625.758.559.52强强强共轭时每个谱带降20 cm-1环酸酐（五元环）CO伸（反称）CO伸（对称）CO伸1870182018001750130012005.355.495.565.717.698.33强强强共轭时每个谱带降20cm-1十一、酯类CO伸（泛频）CO伸COC伸345017701720128011002.905.655.817.819.09弱强强多数酯CO伸缩振动正常饱和酯，-不饱和酯-内酯-内酯（饱和）-内酯CO伸CO伸CO伸CO伸CO伸174417391720175017351780176018205.735.755.815.715.765.625.685.50强强强强强十二、胺NH伸NH弯（面内）CN伸NH弯（面外）3500330016501550134010209006502.863.036.066.457.469.8011.115.4中中强伯胺强，中；仲胺极弱伯胺类仲胺类叔胺类NH伸（反称、对称）NH弯（面内）CN伸NH伸NH弯（面内）CN伸CN伸（芳香）350034001650159013401020350033001650155013501020136010202.862.946.066.297.469.802.863.036.066.457.419.807.359.80中、中强、中中、弱中极弱中、弱中、弱双峰一个峰十三、酰胺（脂肪与芳香酰胺数据类似）NH伸CO伸NH弯（面内）CN伸350031001680163016401550142014002.863.225.956.136.106.457.047.14强强强中伯酰胺双峰仲酰胺单峰谱带谱带谱带伯酰胺仲酰胺叔酰胺NH伸 （反称）（对称）CO伸NH弯（剪式）CN伸NH2面内摇NH2面外摇NH伸CO伸NH弯+CN伸CN伸+NH弯CO伸3350318016801650165016201420140011507506003270168016301570151513101200167016302.983.145.956.066.066.157.047.148.701.331.673.095.956.136.376.607.638.335.996.13强强强强中弱中强强中中两峰重合两峰重合十四、氰类化合物脂肪族氰、芳香氰、不饱和氰CN伸CN伸CN伸2260224022402220223522154.434.464.464.514.474.52强强强十五、硝基化合物RNO2ArNO2NO2伸（反称）NO2伸（对称）NO2伸（反称）NO2伸（对称）159015301390135015301510135013306.296.547.197.416.546.627.417.52强强强强波波配体和16Mn：通过比较配体与配合物的红外光谱图(附录图1.3)发现配体在1626.5 cm1、1624.1 cm1处有吸收峰，可归属为羰基C=O的伸缩振动，而图中3260.8 cm1、3042 cm1处的吸收峰可归属为酰胺基的(N-H)伸缩振动，2709 cm1处的吸收峰归属为酚羟基(OH)伸缩振动，1580.1 cm1 处的吸收峰归属为丁烯中C=C的特征吸收峰，1487.3 cm1处的吸收峰为C=NN=C基团产生16-17。与配体的红外(附录图1.3)光谱图相比，在3426 cm-1处出现的新的宽吸收峰，可归属为水分子的伸缩振动峰(HO-H)。而配合物(1)中的红外光谱图中(附录图1.4) 3260.8 cm1、3042 cm1左右处已经不存在N-H的伸缩振动峰，且1626.5 cm1、1624.1 cm1处羰基的吸收峰红移至1603.3 cm1，说明在配合物中配体脱掉质子后才跟金属反应参与配位。而且，我们还可以看出：2709 cm1处酚羟基的吸收峰蓝移至2974.7 cm1，说明酚基氧也与金属离子配位。1458 cm1、1402 cm1、1352 cm1等处为苯环的吸收峰。上述分析结果与配合物晶体结构分析结小璐：如图4.1，配体H6frshz的红外谱图在3440 cm-1的吸收峰可归属为水的吸收峰；1636cm-1处的吸收峰可归属为羰基C=O基团的伸缩振动(C-O)峰；1482、1378cm-1处的吸收峰可归属为吡啶环的特征吸收峰；1482、827、754cm-1处的吸收峰可归属为苯环的特征吸收峰 A. 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