Why do tertiary amines not absorb in this region of spectrum

Reference no: EM13175293

NH absorptions are usually much weaker and less broad than the OH absorptions. Neat, aliphatic, primary amines show two absorptions between 3400 to 3330 cm-1 and 3330 to 3250 cm-1 due respectively to asymmetrical and symmetrical stretch. Stretch at 3300 cm-1. Why do tertiary amines not absorb in this region of the spectrum?

Reference no: EM13175293

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Why do tertiary amines not absorb in this region of spectrum : Neat, aliphatic, primary amines show two absorptions between 3400 to 3330 cm-1 and 3330 to 3250 cm-1 due respectively to asymmetrical and symmetrical stretch. Stretch at 3300 cm-1. Why do tertiary amines not absorb in this region of the spectrum?

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