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You are here:Home » Biochemicals » Biochem-Steroids » 20a-Hydroxycholesterol (5-Cholestene-3B,20a-diol)

20a-Hydroxycholesterol (5-Cholestene-3B,20a-diol)


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An important intermediate in corticosteroid biogenesis.
Catalog #H9040-12
Melting Point126-129°C
SolubilityChloroform, Dichloromethane
Method for Determining IdentityProton NMR Spectroscopic and Mass Spectroscopic Analysis.
TLC ConditionsSiO2; Hexane: Ethyl Acetate; 2:1; Visualized with AMCS and KMnO4; Single Spot; Rf=0.55. Contains 1.5% Methanol.
Optical Rotation-54.4 (c=0.2, CHCI3)
Storage and StabilityMay be stored at RT for short-term only. Long-term storage is recommended at -20°C. For maximum recovery of product, centrifuge the original vial prior to removing the cap.
Molecular FormulaC27H46O2
Molecular Weight402.65
Important NoteThis product as supplied is intended for research use only, not for use in human, therapeutic or diagnostic applications without the expressed written authorization of United States Biological. Toxicity and Hazards: All products should be handled by qualified personnel only, trained in laboratory procedures.
Alternate names5-Cholestene-3B,20a-diol

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