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Medical Subject Headings
Last uploaded:
March 22, 2026
| Id | http://purl.bioontology.org/ontology/MESH/D006576
http://purl.bioontology.org/ontology/MESH/D006576
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|---|---|
| Preferred Name | Heterocyclic Compounds, 4 or More Rings |
| Definitions |
A class of heterocyclic compounds that include four or more fused rings. Both aromatic or non-aromatic ring structures are included in this category.
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| Synonyms |
Heterocyclic Compounds, 4-Ring
Five Ring Heterocyclic Compounds
Heterocyclic Compounds, 4 Ring
4-Ring Heterocyclic Compounds
Heterocyclic Compounds, 5 Ring
Heterocyclic Compounds, 5-Ring
Fused Heterocyclic Compounds, Four Ring
5-Ring Heterocyclic Compounds
Heterocyclic Cpds, 4 or More Rings
Heterocyclic Cpds, 4 Ring
Fused Heterocyclic Compounds, Four-Ring
Fused Heterocyclic Compounds, Five-Ring
Four Ring Heterocyclic Compounds
Heterocyclic Cpds, 5 Ring
Fused Heterocyclic Compounds, Five Ring
Heterocyclic Compounds with 4 or More Rings
Heterocyclic Compounds with Four or More Rings
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| Type | http://www.w3.org/2002/07/owl#Class |
All Properties
| definition | A class of heterocyclic compounds that include four or more fused rings. Both aromatic or non-aromatic ring structures are included in this category. |
|---|---|
| altLabel |
Heterocyclic Compounds, 4-Ring
Five Ring Heterocyclic Compounds
Heterocyclic Compounds, 4 Ring
4-Ring Heterocyclic Compounds
Heterocyclic Compounds, 5 Ring
Heterocyclic Compounds, 5-Ring
Fused Heterocyclic Compounds, Four Ring
5-Ring Heterocyclic Compounds
Heterocyclic Cpds, 4 or More Rings
Heterocyclic Cpds, 4 Ring
Fused Heterocyclic Compounds, Four-Ring
Fused Heterocyclic Compounds, Five-Ring
Four Ring Heterocyclic Compounds
Heterocyclic Cpds, 5 Ring
Fused Heterocyclic Compounds, Five Ring
Heterocyclic Compounds with 4 or More Rings
Heterocyclic Compounds with Four or More Rings
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| prefLabel | Heterocyclic Compounds, 4 or More Rings
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| Machine permutation | 2017: see HETEROCYCLIC COMPOUNDS WITH 4 OR MORE RINGS 1998-2016
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| HN | 2017(1998)
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| Mapped from |
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| type | |
| tui | T109
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| TERMUI |
T000899520
T000899523
T000899525
T000899519
T000899518
T000899522
T000899521
T000899612
T019796
T000899526
T000899524
T019797
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| TH |
NLM (1966)
NLM (1998)
NLM (2017)
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| MMR | 20160608
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| notation | D006576
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| Semantic type UMLS property | |
| Inverse of AQ |
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| DX | 19980101
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| cui |
C0019402
C4277531
C4277530
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| DC | 1
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| MN | D03.633.400
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| AN | general or unspecified; prefer specifics
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| AQL | AD AE AG AI AN BL CF CH CL CS EC HI IM IP ME PD PK PO RE SD ST TO TU UR
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| Inverse of RB | 0
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| MDA | 20160424
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| subClassOf |
| Delete | Subject | Author | Type | Created |
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| No notes to display |