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Sennoside B
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| Post Date: | Jul 14,2014 |
| Expiry Date: | Jan 10,2015 |
| Detailed Description: |
Cas No. :128-57-4
Specs:20mg 【Chemical Name】Sennoside B 【Molecular Formula】 C42H38O20 【Formula Weight】862.74 【CAS No】128-57-4 【Detection method】HPLC ≥ 98% 【Specifications】20mg 50mg 100mg 500mg 1g (According to customer demand for packaging) 【shape】yellow crystalline 【Extraction of sources】 This product is a natural existence in legume Cassia angustifolia (Cassia angutifolia Vahl.) 【Pharmacological properties】 The melting point of 180 ～ 186 ℃, polarimetry -100 ° (c=0.2, 70% acetone), optical rotation -67 ° (c=0.4, 70% two oxygen six ring) 【Chromatographic conditions】 -0.1% three in acetonitrile trifluoroacetic acid aqueous solution as mobile phase gradient elution, detection wavelength is 340nm (for reference only) 【Storage method】 2-8 ° C, avoid light preservation |
| CAS Registry Number: | 128-57-4 |
| Synonyms: | ;NSC 112930;UNII-F887D1637W;(9R,9'S)-5,5'-bis(beta-D-glucopyranosyloxy)-4,4'-dihydroxy-10,10'-dioxo-9,9',10,10'-tetrahydro-9,9'-bianthracene-2,2'-dicarboxylic acid; |
| Molecular Formula: | C42H38O20 |
| Molecular Weight: | 862.7391 |
| Molecular Structure: | 
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| Company: | Sichuan Weikeqi Biological Technology Co., Ltd. [ China ] |
| Contact: | juan zhang |
| Tel: | 028-81703128 |
| Fax: | 028-81711798 |
| Email: | scvcitory@163.com |
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