This page provides supplementary chemical data on vitexin.
Material Safety Data Sheet
editThe handling of this chemical may incur notable safety precautions. It is highly recommend that you seek the Material Safety Datasheet (MSDS) for this chemical from a reliable source such as eChemPortal, and follow its directions.
Spectral data
editUV-Vis | |
---|---|
Lambda-max | UV : 335, 271 nm |
Extinction coefficient | log ε: 4.08, 4.15 |
IR | |
Major absorption bands | ? cm−1 |
NMR | |
Proton NMR | 1H-NMR (500 MHz, CD3COCD3 + D2O): δ 3.53 (1H, m, H-5′′), 3.54 (1H, m, H-3″), |
Carbon-13 NMR | 13C-NMR (125 MHz, CD3COCD3 + D2O): δ 61.7 (C-6″), 70.6 (C-4″), 72.0 (C-2″), 74.5 |
Other NMR data | |
MS | |
Masses of main fragments |
ESI-MS [M+H]+ m/z 433.1 |
- Except where noted otherwise, data relate to Standard temperature and pressure.
- Reliability of data general note.
References
edit- Yi-Pei Lin, Tai-Yuan Chen, Hsiang-Wen Tseng, Mei-Hsien Lee and Shui-Tein Chen (2009). "Neural cell protective compounds isolated from Phoenix hanceana var. formosana". Phytochemistry. 70 (9): 1173–1181. doi:10.1016/j.phytochem.2009.06.006. PMID 19628235. S2CID 28636157.
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