Sennoside B
| Price | USD1.00 |
| Packge | 1KG |
- Min. Order:1g
- Supply Ability:100KG
- Time:2019-07-06
Product Details
- Product NameSennoside B
- CAS No.128-57-4
- EINECS No.204-895-0
- MFC42H38O20
- MW862.74
- AppearanceneatLight Yellow to Dark Yellow
- Boiling point 698.48°C (rough estimate)
- density 1.3066 (rough estimate)
- storage temp. 2-8°C
- Melting point 209～212℃
| Sennoside B Basic information |
| Product Name: | Sennoside B |
| Synonyms: | (9R,9'S)-5,5'-Bis(β-D-glucopyranosyloxy)-9,9',10,10'-tetrahydro-4,4'-dihydroxy-10,10'-dioxo-9,9'-bianthracene-2,2'-dicarboxylic acid;(9S,9'R)-5,5'-Bis(β-D-glucopyranosyloxy)-9,9',10,10'-tetrahydro-4,4'-dihydroxy-10,10'-dioxo-9,9'-bianthracene-2,2'-dicarboxylic acid;(9S)-9-[(9R)-2-carboxy-4-hydroxy-10-keto-5-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-methylol-tetrahydropyran-2-yl]oxy-9H-anthracen-9-yl]-4-hydroxy-10-keto-5-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-methylol-tetrahydropyran-2-yl]oxy-9H-anthracene-2-carboxylic acid;Sennoside B ,98%;Sennoside B (20 mg);Tisasen B;(9R,9'S)-4,4'-dihydroxy-10,10'-dioxo-5,5'-bis(((2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxyMethyl)tetrahydro-2H-pyran-2-yl)oxy)-9,9',10,10'-tetrahydro-[9,9'-bianthracene]-2,2'-dicarboxylic acid;Sennoside B, froM FoliuM sennae |
| CAS: | 128-57-4 |
| MF: | C42H38O20 |
| MW: | 862.74 |
| EINECS: | 204-895-0 |
| Product Categories: | chemical reagent;pharmaceutical intermediate;phytochemical;reference standards from Chinese medicinal herbs (TCM).;standardized herbal extract;Inhibitors;Anthraquinones, Hydroquinones and Quinones;The group of Sennosides |
| Mol File: | 128-57-4.mol |
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| Sennoside B Chemical Properties |
| alpha | D20 -100° (c = 0.2 in 70% acetone); D20 -67° (c = 0.4 in 70% dioxane) |
| Boiling point | 698.48°C (rough estimate) |
| density | 1.3066 (rough estimate) |
| refractive index | 1.7630 (estimate) |
| CAS DataBase Reference | 128-57-4(CAS DataBase Reference) |
| Safety Information |
| Risk Statements | 22 |
| Safety Statements | 22-45-24/25 |
| HS Code | 29329990 |
| Sennoside B Usage And Synthesis |
| Chemical Properties | White to brown powder |
| Definition | ChEBI: A member of the class of sennosides that is (9R,9'S)-9,9',10,10'-tetrahydro-9,9'-bianthracene-2,2'-dicarboxylic acid which is substituted by hydroxy groups at positions 4 and 4', by beta-D glucopyranosyloxy groups at positions 5 and 5', and by oxo groups at positions 10 and 10'. |
| Purification Methods | Sennoside B forms yellow crystals from aqueous acetone or large volumes of H2O. [Stoll et al. Helv Chim Acta 32 1896 1900, Beilstein 17 III/IV 3402.] |
Company Profile Introduction
Henan CoreyChem Co., Ltd, based on the original Zhengzhou Cote Chemical Research Institute, be brave in absorbing highly educated talents & overseas returnees; actively responded to Zhengzhou City High-tech Zone Government’s Special Care Policy, reorganized and founded in National University of Science and Technology Park, which is a high-tech, stock enterprise of high-end chemical Custom synthesis;The park was created by the People's Government of Henan Province, and proved by Ministry of Education and the National Science & Technology, taking the construction mode of "many college a park, and common development", mainly depends on Zhengzhou University and Henan University’s scientific research and talent advantage to set up Universities, scientific research institute and enterprise scientific research achievements transformation platform, to make high-tech enterprises incubate, is the new high-tech talent gathering base, high and new technology industry enterprise radiation base, colleges and universities technological innovation base.
Henan Coreychem Co., Ltd, facing global High-tech pharmaceutical raw materials, high complex new type intermediates, fine chemicals custom synthesis, scale-up production and Rare chemicals trade. Corey have well-equipped machine, strong technical force and considerate marketing team service. We also have rich experience advantage in basic research, small scale process development, scale-up, industrial technology development & production and cost control.
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- Since:2014-12-17
- Address: No.967,15th Floor,Unit 7, Building 1, No.70 of DianChang Road, High-tech Development Zone, Zhengzho
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