Chemicals and Drugs

Azulenes

Compounds based on a seven-membered ring fused to a five-membered ring. Heat can rearrange them to NAPHTHALENES which have two fused six-membered rings. They are similar to guaiazulenes which are SESQUITERPENES with a six-membered ring fused to a five-membered ring.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

Compounds based on a seven-membered ring fused to a five-membered ring. Heat can rearrange them to NAPHTHALENES which have two fused six-membered rings. They are similar to guaiazulenes which are SESQUITERPENES with a six-membered ring fused to a five-membered ring.

MeSH Record

Classification

Broader headings

Related Concepts

Knowledge Graph

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MeSH Record

Synonyms

2 entry terms
  • Bicyclo(5.3.0)Decapentaenes
  • Cyclopentacycloheptenes

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

History Note

2006

MeSH Record

Previous Indexing

  • Cycloheptanes (1968-2005)

MeSH Hierarchy

Tree Numbers

  1. D02w.455w.426w.392.368w.284.049
  2. D02w.455w.426w.559w.847w.133
  3. D04w.615w.133

AMA Style

References

  1. National Library of Medicine. Azulenes. Medical Subject Headings (MeSH). 2026. Unique ID D052176. http://id.nlm.nih.gov/mesh/2026/D052176
  2. Azulenes. In: Wikidata. https://www.wikidata.org/wiki/Q55487758