Daphnodorin L

Daphnodorin L

Common Name: Daphnodorin L

Synonyms: 1,​2-​Ethanedione, 1-​[3,​4-​dihydro-​5,​7-​dihydroxy-​2-​(4-​hydroxyphenyl)​-​2H-​1-​benzopyran-​8-​yl]​-​2-​(4-​hydroxyphenyl)​-​, (-​)​-

CAS Registry Number: 190077-99-7

InChI:

InChIKey:

Formula: C23H18O7

Molecular Weight: 406.39

Exact Mass: 406.1053

NMR Solvent: acetone-d6

MHz: 300 (1H), 75.4 (13C)

Calibration: TMS

NMR references: Taniguchi, M., Fujiwara, A., Baba, K. (1997). Three Flavonoids from Daphne odora. Phytochemistry 45, 183-188.

Species: Daphne odora - Taniguchi, M., Fujiwara, A., Baba, K. (1997). Three Flavonoids from Daphne odora. Phytochemistry 45, 183-188.

Notes:

Proton NMR Peaks

Position PPM Peak Type J (Hz)
2 4.64 dd 10.2, 2.2
3 1.9 m
4 2.6 m
6 6.09 s
2', 6' 6.82 d 8.6
3', 5' 6.65 d 8.6
4", 8" 7.89 d 8.9
5", 7" 6.74 d 8.9
OH 12.56 s
OH 9.95 s
OH 9.24 s
OH 8.33 s

Carbon NMR Peaks

Position PPM
2 80.1
3 19.7
4 29.5
10 102.7
5 166.5
6 96.3
7 166.2
8 103.6
9 159.9
1' 131.7
2', 6' 128.6
3', 5' 115.8
4' 158.2
1" 199.2
2" 190.6
3" 126.4
4", 8" 116.1
5", 7" 132.6
6" 163.4