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Descriptor English: Heterocyclic Compounds, 4 or More Rings
Descriptor Spanish: Compuestos Heterocíclicos de 4 o más Anillos
Descriptor Portuguese: Compostos Heterocíclicos de 4 ou mais Anéis
Descriptor French: Composés hétérocycliques avec 4 noyaux ou plus
Entry term(s): 4-Ring Heterocyclic Compounds
5-Ring Heterocyclic Compounds
Five Ring Heterocyclic Compounds
Four Ring Heterocyclic Compounds
Fused Heterocyclic Compounds, Five Ring
Fused Heterocyclic Compounds, Five-Ring
Fused Heterocyclic Compounds, Four Ring
Fused Heterocyclic Compounds, Four-Ring
Heterocyclic Compounds with 4 or More Rings
Heterocyclic Compounds with Four or More Rings
Heterocyclic Compounds, 4 Ring
Heterocyclic Compounds, 4-Ring
Heterocyclic Compounds, 5 Ring
Heterocyclic Compounds, 5-Ring
Heterocyclic Cpds, 4 Ring
Heterocyclic Cpds, 4 or More Rings
Heterocyclic Cpds, 5 Ring
Tree number(s): D03.633.400
RDF Unique Identifier: https://id.nlm.nih.gov/mesh/D006576
Scope note: A class of heterocyclic compounds that include four or more fused rings. Both aromatic or non-aromatic ring structures are included in this category.
Annotation: general or unspecified; prefer specifics
Allowable Qualifiers: AD administration & dosage
AE adverse effects
AG agonists
AI antagonists & inhibitors
AN analysis
BL blood
CF cerebrospinal fluid
CH chemistry
CL classification
CS chemical synthesis
EC economics
HI history
IM immunology
IP isolation & purification
ME metabolism
PD pharmacology
PK pharmacokinetics
PO poisoning
RE radiation effects
SD supply & distribution
ST standards
TO toxicity
TU therapeutic use
UR urine
Public MeSH Note: 2017: see HETEROCYCLIC COMPOUNDS WITH 4 OR MORE RINGS 1998-2016
History Note: 2017(1998)
DeCS ID: 6732
Unique ID: D006576
Documents indexed in the Virtual Health Library (VHL): Click here to access the VHL documents
Date Established: 1998/01/01
Date of Entry: 1999/01/01
Revision Date: 2016/06/08
Heterocyclic Compounds, 4 or More Rings - Preferred
Concept UI M0010295
Scope note A class of heterocyclic compounds that include four or more fused rings. Both aromatic or non-aromatic ring structures are included in this category.
Preferred term Heterocyclic Compounds, 4 or More Rings
Entry term(s) Heterocyclic Compounds with 4 or More Rings
Heterocyclic Compounds with Four or More Rings
Heterocyclic Cpds, 4 or More Rings
Heterocyclic Compounds, 5-Ring - Narrower
Concept UI M000617078
Preferred term Heterocyclic Compounds, 5-Ring
Entry term(s) 5-Ring Heterocyclic Compounds
Five Ring Heterocyclic Compounds
Fused Heterocyclic Compounds, Five Ring
Fused Heterocyclic Compounds, Five-Ring
Heterocyclic Compounds, 5 Ring
Heterocyclic Cpds, 5 Ring
Heterocyclic Compounds, 4-Ring - Narrower
Concept UI M000617077
Preferred term Heterocyclic Compounds, 4-Ring
Entry term(s) 4-Ring Heterocyclic Compounds
Four Ring Heterocyclic Compounds
Fused Heterocyclic Compounds, Four Ring
Fused Heterocyclic Compounds, Four-Ring
Heterocyclic Compounds, 4 Ring
Heterocyclic Cpds, 4 Ring



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