Compound 13C NMR (500Hz) 1H NMR (500Hz)
Bakuchiol 18.1 (C19), 22.7 (C12), 26.4 (C15), 29.2 (C16), 41.0 (C10), 42.2 (C11), 111.5 (C18), 114.7 (C6), 115.1 (C2), 124.5 (C8), 126.2 (C13), 127.1 (C4), 127.6 (C5), 128.2 (C9), 129.8 (C14), 130.7 (C3), 145.6 (C17), 154.5 (C1). 1.22 (s, 2H, H-10), 1.50 (d, 1H, J=6, H-16), 1.6 (s, 3H,H-15, H-19), 1.97 (d, 2H, J-9.0, H-12), 5.05 (d, 2H, J=1.0, H-18), 5.07 (OH, J=1.5, H-7), 5.13 (d, 1H, J=1.5, H-13), 5.876 (d, 1H, J=11, H-17), 6.05 (d, 1H, J=16, H-9), 6.25 (d, 1H, J=16, H-8), 6.779 (d, 2H, J=9.0, H-6, H-2), 7.247 (d, 2H, J=8.5, H-3, H-5)
Psoralen 99.556 (C6), 106.059 (C3), 114.362 (C10), 115.118 (C12), 119.512 (C13), 124.563 (C4), 143.708 (C11), 146.585 (C2), 151.753 (C7), 156.119 (C5), 160.650 (C9) 6.38 (d, 1H, J=10.0,H-10), 6.85 (d, 1H, J=1.0, H-3), 7.487 (s, 1H, H-6), 7.702 (s, 1H, H-11), 7.71 (d, 1H, J=2.0, H-13), 7.809 (d, 1H, J=10.0, H-2)
Isopsoralen 160.655 (C7), 156.119 (C13), 148.201 (C5), 146.583 (C2), 143.707 (C9), 124.562 (C4), 123.497 (C11), 115.1 (C10), 114.362 (C8), 108.471 (C12), 106.056 (C3) 6.406 (d, 1H, J=7, H-8), 6.847(s, 1H, H-3), 7.14 (d, 1H, J=0.5, H-12), 7.39 (d, 1H, J=8.5, H-11), 7.44 (d, 1H, J=8.5, H-9), 7.82 (d, 1H, J=9.5, H-2)
Table 6: 1H and 13C NMR spectra data of purified compounds.