Ergosterol CAS NO.57-87-4

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【Chemical Name】Ergosterol

【Molecular Formula】 C28H44O

【Formula Weight】396.65

【CAS No】57-87-4

【Detection method】HPLC ≥ 98%

【Specifications】20mg  50mg  100mg  500mg  1g   (According to customer demand for packaging)

【shape】white sheet crystal

【Extraction of sources】            

This product is found in yeast, ergot fungus

【Pharmacological properties】

Melting point 168 ℃ (crystal containing 1.5 mol of water), the boiling point of 250 ℃ (0.01 mm Hg), specific rotation 135 ° (chloroform, C = 1.2). Soluble in benzene and chloroform. Ergosterol by ultraviolet radiation, place a series of changes, to produce vitamin D2; ergosterol derivatives 22, 23 - two h after ultraviolet irradiation of ergosterol, converted to vitamin D4.

【Chromatographic conditions】

【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.