SennosideB CAS NO.128-57-4

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【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

【Attentions】

This product should be stored at low temperature, long time when exposed to air, the content will be reduced.