Problem 106 mm IR Spectrum liquid 1760 4000 3000 1200 800 2000 1600 V (cm) 108 Mass Spectrum UV Spectrum 8 8 8 8 TTTTTTTTTTT of base peak 107 2 mar 265 nm (109,0626) 2 mar 271 nm (109,96 2.6) M150 solvent methanol Cg H100 I 40 80 120 160 m/e 200 240 280 13C NMR Spectrum (1000 MHE. COCI, solution) expansion DEPT CHI CHI CHA 24 20 ppm expansion 1 proton decoupled solvent 20 ppm 200 160 120 80 40 0 8 (ppm) 'H NMR Spectrum (400 MH. COCI, solution expansion 72 70 ppm TMS 10 9 9 8 8 7 6 5 4 3 N 0