- Qingyangshengenin B
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- $0.00 / 5mg
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2023-02-24
- CAS:106758-54-7
- Min. Order: 5mg
- Purity: ≥98%(HPLC)
- Supply Ability: 10 g
- Qingyangshengenin B
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- $15.00 / 1KG
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2021-07-02
- CAS:106758-54-7
- Min. Order: 1KG
- Purity: 99%+ HPLC
- Supply Ability: Monthly supply of 1 ton
- Qingyangshengenin B
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- $3.00 / 1KG
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2020-01-17
- CAS:106758-54-7
- Min. Order: 1KG
- Purity: 98%
- Supply Ability: 1kg,5kg,50kg
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| | Qingyangshengenin B Basic information |
| Product Name: | Qingyangshengenin B | | Synonyms: | Qingyangshengenin B;Otophylloside B;Wilfoside C3N;qyc5;Pregn-5-en-20-one, 3-[(O-2,6-dideoxy-3-O-methyl-β-D-arabino-hexopyranosyl-(1→4)-O-2,6-dideoxy-3-O-methyl-β-D-ribo-hexopyranosyl-(1→4)-2,6-dideoxy-3-O-methyl-β-D-ribo-hexopyranosyl)oxy]-12-[[(2E)-3,4-dimethyl-1-oxo-2-penten-1-yl]oxy]-8,14,17-trihydroxy-, (3β,12β,14β,17α)- | | CAS: | 106758-54-7 | | MF: | C49H78O16 | | MW: | 923.15 | | EINECS: | | | Product Categories: | Steroids;chemical reagent;pharmaceutical intermediate;phytochemical;reference standards from Chinese medicinal herbs (TCM).;standardized herbal extract | | Mol File: | 106758-54-7.mol |  |
| | Qingyangshengenin B Chemical Properties |
| Boiling point | 898.5±65.0 °C(Predicted) | | density | 1.26±0.1 g/cm3 (20 ºC 760 Torr) | | pka | 11.92±0.70(Predicted) |
| | Qingyangshengenin B Usage And Synthesis |
| Chemical Properties | White powder, soluble in methanol, ethanol, DMSO and other organic solvents, derived from Qingyang ginseng and Artemisia annua. | | Uses | Qingyang ginseng aglycone B has the functions of calming the liver and tonifying the kidney, removing phlegm and relieving spasm. | | Definition | ChEBI: Otophylloside B is a steroid saponin that is 17alpha-pregnenolone which is substituted by hydroxy groups at positions 8, 12beta, 14beta and 17beta, in which the 14beta-hydrocy group has been acylated by formal condensation with the carboxy group of (2E)-3,4-dimethylpent-2-enoic acid, and in which the hydroxy group at position 3 has been glycosylated with 2,6-dideoxy-3-O-methyl-beta-D-arabino-hexopyranosyl-(1->4)-2,6-dideoxy-3-O-methyl-beta-D-ribo-hexopyranosyl-(1->4)-2,6-dideoxy-3-O-methyl-beta-D-ribo-hexopyranos. A C-21 steroidal glycoside, it is the essential active ingredient of the traditional Chinese medicine Qingyangshen, isolated from Cynanchum otophyllum and used to treat epilepsy and rheumatic pain. It has a role as a plant metabolite and an anticonvulsant. It is an 8-hydroxy steroid, a 14beta-hydroxy steroid, a 17beta-hydroxy steroid, a steroid saponin, a trisaccharide derivative and a tertiary alpha-hydroxy ketone. | | Biological Activity | Qingyangshengenin B C-21 steroidal glycoside isolated from Qingyangshen. It has a protective effect on Aβ toxicity and reduces Aβ deposition by reducing Aβ expression at the mRNA level. It has antiepileptic activity. |
| | Qingyangshengenin B Preparation Products And Raw materials |
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