3-O-7"-biluteolin

3-O-7"-biluteolin

Common Name: 3-O-7"-biluteolin

Synonyms:

CAS Registry Number: 52278-65-6

InChI:

InChIKey:

Formula: C30H18O12

Molecular Weight: 570.46

Exact Mass: 570.0798

NMR Solvent: DMSO-d6

MHz: 300 (1H), 75 (13C)

Calibration:

NMR references: Ali, D., Wong, K., Lim, P. (2005) Flavonoids from Blumea balsamifera. Fitoterapia 76, 128-130.

Species: Blumea balsamifera - Ali, D., Wong, K., Lim, P. (2005) Flavonoids from Blumea balsamifera. Fitoterapia 76, 128-130.

Notes: hydroxyl protons range from 8.95-10.7

Proton NMR Peaks

Position PPM Peak Type J (Hz)
6 6.17 d 1.9
8 6.39 d 1.9
2' 7.38 d 2
5' 6.86 d 8.7
6' 7.41 dd 2, 8.7
3'' 6.65 s
6'' 6.18 d 1.9
8'' 6.44 d 1.9
2''' 7.66 d 2
5''' 6.89 d 8.7
6''' 7.53 dd 2, 8.7
OH-5 12.47 s
OH-5" 12.95 s
OH-7, OH-3', OH-4', OH-3''', OH-4''' 8.95 br
OH-7, OH-3', OH-4', OH-3''', OH-4''' 10.7 br

Carbon NMR Peaks

Position PPM
2 145.9
3 136.6
4 176.7
5 161.5
6 99
7 164.8
8 94.2
9 157
10 103.8
1' 122.4
2' 114.2
3' 146.6
4' 148.5
5' 116.4
6' 119.8
2'' 164.7
3'' 103.7
4'' 182.5
5'' 162.3
6'' 99.7
7'' 165
8'' 94.7
9'' 158.1
10'' 104.5
1''' 122.8
2''' 115.9
3''' 147.6
4''' 150.5
5''' 116.9
6''' 120.8