What you’ll learn5 learning objectivesChoose one objective for a focused lesson, or study the complete topic.37.4.1Proton NMR interpretation• Interpret proton NMR to deduce proton environments, relative proton numbers, n + 1 splitting (singlet to multiplet), and possible structures.Syllabus objective37.4.2The chemical shifts and splitting patterns• Predict the chemical shifts and splitting patterns of the protons in a given moleculeSyllabus objective37.4.3Of tetramethylsilane, TMS, as the standard• Describe the use of tetramethylsilane, TMS, as the standard for chemical shift measurementsSyllabus objective37.4.4Need for deuterated solvents, e.g. CDCl ₃,• State the need for deuterated solvents, e.g. CDCl ₃, when obtaining a proton NMR spectrumSyllabus objective37.4.5O-H and N-H proton exchange with D2O• Describe the identification of O–H and N–H protons by proton exchange using D₂OSyllabus objective