Catalog No. Size PriceQuantity
M13373-2 2mg solid $3,805
M13373-10 10mg solid $15,220


24(28)-Dehydroergosterol is a derivative of Episterol. Episterol is a sterol involved in the biosynthesis of steroids.

Product information

CAS Number: 29560-24-5

Molecular Weight: 394.63

Formula: C28H42O

Chemical Name: (1R,3aR,7S,9aR,9bS,11aR)-3a,9b-dihydrogenio-9a,11a-dimethyl-1-[(2R,3E)-6-methyl-5-methylidenehept-3-en-2-yl]-1H,2H,3H,3aH,6H,7H,8H,9H,9aH,9bH,10H,11H,11aH-cyclopenta[a]phenanthren-7-ol

Smiles: CC(C)C(=C)/C=C/[C@@H](C)[C@H]1CC[C@H]2C3=CC=C4C[C@@H](O)CC[C@]4(C)[C@H]3CC[C@@]21C


InChi: InChI=1S/C28H42O/c1-18(2)19(3)7-8-20(4)24-11-12-25-23-10-9-21-17-22(29)13-15-27(21,5)26(23)14-16-28(24,25)6/h7-10,18,20,22,24-26,29H,3,11-17H2,1-2,4-6H3/b8-7+/t20-,22+,24-,25+,26+,27+,28-/m1/s1

Technical Data

Appearance: Solid Power

Purity: ≥98% (or refer to the Certificate of Analysis)

Solubility: 10 mM in DMSO

Shipping Condition: Shipped under ambien...

Storage Condition: Dry, dark and -20 oC for 1 year or refer to the Certificate of Analysis.

Shelf Life: ≥12 months if stored properly.

Stock Solution Storage: 0 - 4 oC for 1 month or refer to the Certificate of Analysis.

Drug Formulation: To be determined

HS Tariff Code: 382200


  1. Arthington-Skaggs BA, et al. Quantitation of ergosterol content: novel method for determination of fluconazole susceptibility of Candida albicans. J Clin Microbiol. 1999;37(10):3332-3337.
  2. Zinser E, et al. Sterol composition of yeast organelle membranes and subcellular distribution of enzymes involved in sterol metabolism. J Bacteriol. 1993;175(10):2853-2858.

Products are for research use only. Not for human use.

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