Problem 112
UV Spectrum
\( \lambda_{\text {max }} 265 \mathrm{~nm}\left(\log _{10} \varepsilon 2.6\right) \)
\( \lambda_{\max } 271 \mathrm{~nm}\left(\log _{10} \varepsilon 2.6\right) \)
solvent : methanol
\( { }^{1} \mathrm{H} \) NMR Spectrum
( \( 400 \mathrm{MHz}, \mathrm{CDCl}_{3} \) solution)