Tepicanol A

Tepicanol A

Common Name: Tepicanol A

Synonyms: 2H-​1-​Benzopyran, 4,​4'-​oxybis[3,​4-​dihydro-​5,​7-​dimethoxy-​8-​(3-​methyl-​2-​butenyl)​-​2-​phenyl-​, [2S-​[2α,​4β(2R*,​4S*)​]​]​- (9CI)

CAS Registry Number: 201739-23-3

InChI:

InChIKey:

Formula: C44H50O7

Molecular Weight: 690.877

Exact Mass: 690.3557

NMR Solvent: CDCl3

MHz: 300.0

Calibration: not indicated

NMR references: Gomez-Garibay, F., Calderon, J., Quijano, L., Tellez, O., Olivares, M., Rios, T. (1997). An Unusual Prenyl Biflavanol From Tephrosia tepicana. Phytochemistry 46, 1285-1287.

Species: Tephrosia Tepicana - Gomez-Garibay, F., Calderon, J., Quijano, L., Tellez, O., Olivares, M., Rios, T. (1997). An Unusual Prenyl Biflavanol From Tephrosia tepicana. Phytochemistry 46, 1285-1287.

Notes:

Proton NMR Peaks

Position PPM Peak Type J (Hz)
10', 10''' 1.55 br s
11', 11''' 1.59 br s
3ax, 3"ax 1.89 ddd 2.3, 12.5, 13.5
3eq, 3"eq 2.84 dt 2.3, 13.5
7', 7''' 3.22 br d 7.3
2 x OCH3 3.61 s
2 x OCH3 3.8 s
4, 4" 4.95 t 2.3
8', 8''' 5.15 br t 7.3
2, 2" 5.36 dd 2.3, 12.5
6, 6" 6.08 s
3', 3''', 4', 4''', 5', 5''' range 7.3 m
3', 3''', 4', 4''', 5', 5''' range 7.43 m
2', 2''', 6', 6''' 7.53 br d 7