At room temperature, N,N-dimethylformamide, HCON(CH3)2, has three "H NMR signals, appearing at 2.9, 3.0, and 8.0 ppm. As the temperature is increased, the two signals at 2.9 and 3.0 ppm merge into one signal. Explain. Hint: Consider the resonance structures of the compound.
At room temperature, N,N-dimethylformamide, HCON(CH3)2, has three "H NMR signals, appearing at 2.9, 3.0, and 8.0 ppm. As the temperature is increased, the two signals at 2.9 and 3.0 ppm merge into one signal. Explain. Hint: Consider the resonance structures of the compound.
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![At room temperature, N,N-dimethylformamide, HCON(CH3)2, has three "H NMR signals, appearing at 2.9, 3.0, and
8.0 ppm. As the temperature is increased, the two signals at 2.9 and 3.0 ppm merge into one signal. Explain.
Hint: Consider the resonance structures of the compound.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F43601f8b-0f68-407e-a0b9-4680976e214c%2F0960d2d8-50d6-48c4-83f2-f481146278aa%2F89mcz3.png&w=3840&q=75)
Transcribed Image Text:At room temperature, N,N-dimethylformamide, HCON(CH3)2, has three "H NMR signals, appearing at 2.9, 3.0, and
8.0 ppm. As the temperature is increased, the two signals at 2.9 and 3.0 ppm merge into one signal. Explain.
Hint: Consider the resonance structures of the compound.
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