myricetin-3-O-α-L-rhamnoside(C7 I-O-C7 II)myricetin-3-O-α-L-rhamnoside

myricetin-3-O-α-L-rhamnoside(C7 I-O-C7 II)myricetin-3-O-α-L-rhamnoside

Common Name: myricetin-3-O-α-L-rhamnoside(C7 I-O-C7 II)myricetin-3-O-α-L-rhamnoside

Synonyms:

CAS Registry Number: 1509945-05-4

InChI:

InChIKey:

Formula: C42H38O23

Molecular Weight: 910.74

Exact Mass: 910.1804

NMR Solvent: CD3OD

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

Calibration: TMS

NMR references: Gedara, S., Galala, A. (2014). New cytotoxic spirostane saponin and biflavonoid glycoside from the leaves of Acacia saligna (Labill.) H.L. Wend. Nat. Prod. Res. 28, 324-329.

Species: Acacia saligna - Gedara, S., Galala, A. (2014). New cytotoxic spirostane saponin and biflavonoid glycoside from the leaves of Acacia saligna (Labill.) H.L. Wend. Nat. Prod. Res. 28, 324-329.

Notes: 1H ppm ranges 3.29-3.5 for protons I-4", I-5", II-4", II-5"

Proton NMR Peaks

Position PPM Peak Type J (Hz)
6, 6'' 6.18 d 2.2
8, 8'' 6.36 d 2.2
2', 6', 2''', 6''' 6.92 s
glu-1a 5.3 br s
glu-1b 5.29 br s
glu-2a, glu-2b 4.2 m
glu-3a, glu-3b 3.76 m
glu-4a, glu-4b, glu-5a, glu-5b 3.29 m
glu-4a, glu-4b, glu-5a, glu-5b 3.5 m
glu-6a 0.95 d 6
glu-6b 0.91 d 6.4

Carbon NMR Peaks

Position PPM
2, 2'' 158.1
3, 3'' 135
4, 4'' 178.3
5, 5'' 161.9
6, 6'' 98.4
7, 7'' 164.5
8, 8'' 93.3
9, 9'' 157.2
10, 10'' 104.5
1', 1''' 120.5
2', 6', 2''', 6''' 108.2
3', 5', 3''', 5''' 145.5
4',4''' 136.6
glu-1a, glu-1b 102.3
glu-2a, glu-2b 70.5
glu-3a, glu-3b 70.7
glu-4a, glu-4b 72
glu-5a, glu-5b 70.8
glu-6a, glu-6b 16.3