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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: 128-57-4 Sennoside B

  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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