Medical Subject Headings

Last uploaded: January 31, 2024
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Preferred Name

Onium Compounds
Synonyms

Compounds, Onium
Definitions

Ions with the suffix -onium, indicating cations with coordination number 4 of the type RxA+ which are analogous to QUATERNARY AMMONIUM COMPOUNDS (H4N+). Ions include phosphonium R4P+, oxonium R3O+, sulfonium R3S+, chloronium R2Cl+
ID

http://purl.bioontology.org/ontology/MESH/D009861
altLabel

Compounds, Onium
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
cui

C0029036
DC

1
definition

Ions with the suffix -onium, indicating cations with coordination number 4 of the type RxA+ which are analogous to QUATERNARY AMMONIUM COMPOUNDS (H4N+). Ions include phosphonium R4P+, oxonium R3O+, sulfonium R3S+, chloronium R2Cl+
DX

19680101
HN

68
Inverse of AQ

http://purl.bioontology.org/ontology/MESH/Q000097

http://purl.bioontology.org/ontology/MESH/Q000627

http://purl.bioontology.org/ontology/MESH/Q000493

http://purl.bioontology.org/ontology/MESH/Q000494

http://purl.bioontology.org/ontology/MESH/Q000276

http://purl.bioontology.org/ontology/MESH/Q000138

http://purl.bioontology.org/ontology/MESH/Q000134

http://purl.bioontology.org/ontology/MESH/Q000266

http://purl.bioontology.org/ontology/MESH/Q000378

http://purl.bioontology.org/ontology/MESH/Q000008

http://purl.bioontology.org/ontology/MESH/Q000009

http://purl.bioontology.org/ontology/MESH/Q000032

http://purl.bioontology.org/ontology/MESH/Q000037

http://purl.bioontology.org/ontology/MESH/Q000191

http://purl.bioontology.org/ontology/MESH/Q000302

http://purl.bioontology.org/ontology/MESH/Q000145

http://purl.bioontology.org/ontology/MESH/Q000592

http://purl.bioontology.org/ontology/MESH/Q000737

http://purl.bioontology.org/ontology/MESH/Q000819

http://purl.bioontology.org/ontology/MESH/Q000506

http://purl.bioontology.org/ontology/MESH/Q000633

http://purl.bioontology.org/ontology/MESH/Q000600

http://purl.bioontology.org/ontology/MESH/Q000652

http://purl.bioontology.org/ontology/MESH/Q000528
Inverse of RB

0
Machine permutation

68
Mapped from

http://purl.bioontology.org/ontology/MESH/C061550

http://purl.bioontology.org/ontology/MESH/C013289

http://purl.bioontology.org/ontology/MESH/C000621063

http://purl.bioontology.org/ontology/MESH/C062072

http://purl.bioontology.org/ontology/MESH/C007517

http://purl.bioontology.org/ontology/MESH/C000608117

http://purl.bioontology.org/ontology/MESH/C080714

http://purl.bioontology.org/ontology/MESH/C009576

http://purl.bioontology.org/ontology/MESH/C012892

http://purl.bioontology.org/ontology/MESH/C051503

http://purl.bioontology.org/ontology/MESH/C011561

http://purl.bioontology.org/ontology/MESH/C570824

http://purl.bioontology.org/ontology/MESH/C000608651

http://purl.bioontology.org/ontology/MESH/C511853

http://purl.bioontology.org/ontology/MESH/C000608053

http://purl.bioontology.org/ontology/MESH/C473701

http://purl.bioontology.org/ontology/MESH/C027727

http://purl.bioontology.org/ontology/MESH/C032536

http://purl.bioontology.org/ontology/MESH/C510883

http://purl.bioontology.org/ontology/MESH/C512284

http://purl.bioontology.org/ontology/MESH/C056078

http://purl.bioontology.org/ontology/MESH/C414204

http://purl.bioontology.org/ontology/MESH/C000608764

http://purl.bioontology.org/ontology/MESH/C000593297

http://purl.bioontology.org/ontology/MESH/C000623347

http://purl.bioontology.org/ontology/MESH/C000593180

http://purl.bioontology.org/ontology/MESH/C554297

http://purl.bioontology.org/ontology/MESH/C077594

http://purl.bioontology.org/ontology/MESH/C000595911

http://purl.bioontology.org/ontology/MESH/C568719

http://purl.bioontology.org/ontology/MESH/C000621441

http://purl.bioontology.org/ontology/MESH/C000607438

http://purl.bioontology.org/ontology/MESH/C000626073

http://purl.bioontology.org/ontology/MESH/C031291

http://purl.bioontology.org/ontology/MESH/C000621945
MDA

19990101
MMR

20050701
MN

D02.675
notation

D009861
prefLabel

Onium Compounds
TERMUI

T029244
TH

NLM (1968)
tui

T104
subClassOf

http://purl.bioontology.org/ontology/MESH/D009930
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