南开大学实用核磁技术-lecture-6---HSQC--HMBC.ppt

南开大学实用核磁技术lecture6---HSQCHMBC;1H-HeteronucleiCorrelationSpectra;CoherenceTransfer(相干转移）;;Sensitivityof1H-HeteronucleiCorrelationSpectra;Sensitivityof1H-HeteronucleiCorrelationSpectra;HeteronuclearMultiple-QuantumCorrelation(HMQC);HeteronuclearMultiple-QuantumCorrelation(HMQC);HeteronuclearMultiple-QuantumCorrelation(HMQC);HeteronuclearSingle-QuantumCorrelation(HSQC);HeteronuclearSingle-QuantumCorrelation(HSQC);HeteronuclearSingle-QuantumCorrelation(HSQC);HeteronuclearSingle-QuantumCorrelation(HSQC);HeteronuclearSingle-QuantumCorrelation(HSQC);HeteronuclearSingle-QuantumCorrelation(HSQC);HeteronuclearSingle-QuantumCorrelation(HSQC)，CoorperatedwithCOSY;HeteronuclearSingle-QuantumCorrelation(HSQC);HeteronuclearSingle-QuantumCorrelation(HSQC);HeteronuclearSingle-QuantumCorrelation(HSQC);HMQCvsHSQC;HeteronuclearMultiple-BondCorrelation(HMBC);HMBC谱是1H检测的远程的异核化学位移相关谱。HMBC实验可以不用13C去偶的方式，因为远程13C，1H之间的偶合常数较小，在数字分辨率较低的情况下（二维谱的数字分辨率均大大低于一维谱）几乎显示不出裂分的效应。同时可以区别直接偶合的13C，1H相关峰。它们在HMBC谱中受13C的偶合而产生裂分。;HeteronuclearMultiple-BondCorrelation(HMBC);HMQC对HMBC的干扰;HeteronuclearMultiple-BondCorrelation(HMBC);1.76;HeteronuclearCorrelation(HETCOR);HeteronuclearCorrelation(HETCOR);HeteronuclearCorrelation(HETCOR);INADEQUATE

IncredibleNaturalAbundanceDoubleQuantumTransferExperiment;INADEQUATE;INADEQUATE;4;?结束语