Chemicals and Drugs

Dehydrocholesterols

Cholesterol derivatives having an additional double bond in any position. The prevalent isomer 7-dehydrocholesterol is a precursor of cholesterol and of vitamin D3.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

Cholesterol derivatives having an additional double bond in any position. The prevalent isomer 7-dehydrocholesterol is a precursor of cholesterol and of vitamin D3.

MeSH Record

Classification

Broader headings

Narrower headings

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Drug Class

Pharmacological Action

MeSH Record

Synonyms

1 entry terms
  • (Z)-3 beta-Hydroxycholesta-5,27(20)-diene

MeSH Record

Aspects Covered

24 allowable subheadings

Indexed with the subheadings administration & dosage, adverse effects, agonists, analysis, antagonists & inhibitors, blood, cerebrospinal fluid, chemical synthesis, chemistry, classification, economics, history, immunology, isolation & purification, metabolism, pharmacokinetics, pharmacology, poisoning, radiation effects, standards, supply & distribution, therapeutic use, toxicity, urine.

MeSH Record

Indexing Annotation

do not confuse with DIHYDROCHOLESTEROL see CHOLESTANOL; 24-DEHYDROCHOLESTEROL see DESMOSTEROL is available

MeSH Record

History Note

91(78); was see under CHOLESTADIENOLS 1978-90; DEHYDROCHOLESTEROL was see under VITAMIN D 3 1963-66

MeSH Record

Previous Indexing

  • Cholecalciferols (1966)
  • Cholestadienols (1974-1977)
  • Cholesterol (1966-1977)

MeSH Hierarchy

Tree Numbers

  1. D04w.210.500w.247.222w.222.347.200
  2. D04w.210.500w.247.808w.197w.250
  3. D10w.570w.938w.208w.320

AMA Style

References

  1. National Library of Medicine. Dehydrocholesterols. Medical Subject Headings (MeSH). 2026. Unique ID D003684. http://id.nlm.nih.gov/mesh/2026/D003684
  2. Dehydrocholesterols. In: Wikidata. https://www.wikidata.org/wiki/Q124700708