Campylospermone B

Campylospermone B

Common Name: Campylospermone B

Synonyms: 5-Hydroxycampylospermone A

CAS Registry Number: 1203469-76-4

InChI:

InChIKey:

Formula: C30H22O9

Molecular Weight: 526.497

Exact Mass: 526.1264

NMR Solvent: acetone-d6

MHz: 400 (1H), 100 (13C)

Calibration: not indicated

NMR references: Manga, S., Tih, A., Ghogomu, R., Blond, A., Bodo, B. (2009). Biflavonoid constituents of Campylospermum mannii. Biochem. Syst. Ecol. 37, 402-404.

Species: Campylospermum mannii - Manga, S., Tih, A., Ghogomu, R., Blond, A., Bodo, B. (2009). Biflavonoid constituents of Campylospermum mannii. Biochem. Syst. Ecol. 37, 402-404.

Notes:

Proton NMR Peaks

Position PPM Peak Type J (Hz)
2, 2" 5.73 d 12
3, 3" 3.79 d 12
6 5.98 d 1.8
8 5.96 d 1.8
2", 6" 7.08 d 9
3", 5" 6.51 d 9
5" 7.77 d 8.6
6" 6.62 dd 8.6, 2.2
8" 6.42 d 2.2
2''', 6''' 7.08 not indicated 9.1
3''', 5''' 6.49 not indicated 9.1
5-OH 12.63 s

Carbon NMR Peaks

Position PPM
2 83.2
3 49.8
4 195.4
5 164.5
6 96.5
7 166.2
7 165.1
8 94.4
9 163.2
10 101.9
1' 127.7
2' 129.4
2' 84.3
3' 115.8
4' 157.6
5' 115.8
6' 129.3
10' 115.4
3" 52.1
4" 195.1
5" 130.3
6" 110.9
8" 103.8
9" 164.2
1''' 130.2
2''' 129.1
3''' 115.8
4''' 158.1
5''' 115.8
6''' 129.1