Ask AI: EXPLAIN IN SHORT IR OF Enamine

Infrared (IR) spectroscopy is a valuable technique for characterizing enamine structures. Enamines are compounds featuring a double bond conjugated with an amine group. When analyzing the IR spectrum of an enamine, you typically look for the following key features: 1. **N-H Stretch**: If the enamine has an N-H bond (secondary enamine), you may observe a medium-intensity band around 3300-3500 cm⁻¹. 2. **C=C Stretch**: The carbon-carbon double bond typically shows a band in the range of 1600-1680 cm⁻¹. 3. **C-N Stretch**: The carbon-nitrogen single bond generally appears as a band in the approximate range of 1200-1350 cm⁻¹. In conjugation with the double bond, the exact position can vary. 4. **C-H Stretching (sp²)**: Peaks can also appear around 3000-3100 cm⁻¹ attributed to the sp² hybridized carbon-hydrogen bonds in the double bond. The exact positions and intensities of these peaks can vary depending on the specific structure of the enamine, including the presence of substituents and the conjugation of the double bond.