SHEET /m/ergosterol · PubChem CID 444679 · CAS 57-87-4 · REV 2026.07
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Ergosterol from source
C28H44O · 396.6 g/mol
Provitamin D2 · Ergosterin · Provitamin D 2 · Pro Vitamin D2
chemical compound
CategoryPlant
Chemical familyAlcohols
LeaderboardsBiggest
Fig. 1 · 2D structure RDKit
C[C@H](/C=C/[C@H](C)C(C)C)[C@H]1CC[C@@H]2[C@@]1(CC[C@H]3C2=CC=C4[C@@]3(CC[C@@H](C4)O)C)C
Where you'll find it
Not yet mapped to everyday foods or products.
Toxicity & hazards
DangerToxicH300, H413from source
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Where Ergosterol leads
Relatedcomputed