Isolophirone C pentaacetate

Isolophirone C pentaacetate

Common Name: Isolophirone C pentaacetate

Synonyms: 1-​Propanone, 3-​[2-​[4-​(acetyloxy)​phenyl]​-​3-​[2,​4-​bis(acetyloxy)​benzoyl]​-​5-​ benzofuranyl]​-​1-​[2,​4-​bis(acetyloxy)​phenyl]​-

CAS Registry Number: 352280-81-0

InChI:

InChIKey:

Formula: C40H32O13

Molecular Weight: 720.683

Exact Mass: 720.1843

NMR Solvent: acetone-d6

MHz: 300.0

Calibration: TMS

NMR references: Pegnyemb, D., Tih, R., Sondengam, B., Blond, A., Bodo, B. (2001). Biflavonoids from Ochna afzelii. Phytochemistry 57, 579-582.

Species: Ochna afzelii - Pegnyemb, D., Tih, R., Sondengam, B., Blond, A., Bodo, B. (2001). Biflavonoids from Ochna afzelii. Phytochemistry 57, 579-582.

Notes:

Proton NMR Peaks

Position PPM Peak Type J (Hz)
4 7.26 d 2.4
6 7.63 d 8.1
7 7.36 dd 8.1, 2.4
α 2.87 t 7.6
β 2.79 t 7.6
3'' 6.98 d 2.5
5'' 7.07 dd 8.9, 2.5
6'' 7.62 d 8.9
2', 6' 7.76 m 8.9
3', 5' 7.19 m 8.9
2', 6' 7.06 d 2.3
3''', 5''' 6.86 dd 8.6, 2.3
6''' 7.78 d 8.6
OAc 2.18 s
OAc 2.19 s
OAc 2.22 s
OAc 2.25 s
OAc 2.27 s