iodine-123
type: Thing
alternate name: I-123
alternate name: 123I
alternate name: iodide ion i-123
description: isotope of iodine
additional property: PropertyValue
  property ID: P31
  value: isotope of iodine
additional property: PropertyValue
  property ID: P231
  value: 69239-56-1
additional property: PropertyValue
  property ID: P233
  value: [I-]
additional property: PropertyValue
  property ID: P234
  value: InChI=1S/HI/h1H/p-1/i1-4
additional property: PropertyValue
  property ID: P235
  value: XMBWDFGMSWQBCA-AHCXROLUSA-M
additional property: PropertyValue
  property ID: P274
  value: I⁻
additional property: PropertyValue
  property ID: P279
  value: iodine
additional property: PropertyValue
  property ID: P592
  value: CHEMBL1249
additional property: PropertyValue
  property ID: P646
  value: /m/0g7vm5
additional property: PropertyValue
  property ID: P652
  value: 98QPV8670C
additional property: PropertyValue
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additional property: PropertyValue
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additional property: PropertyValue
  property ID: P715
  value: DB09420
additional property: PropertyValue
  property ID: P816
  value: tellurium-123
additional property: PropertyValue
  property ID: P1086
  value: +53
additional property: PropertyValue
  property ID: P1122
  value: +2.5
additional property: PropertyValue
  property ID: P1123
  value: +1
additional property: PropertyValue
  property ID: P1148
  value: +70
additional property: PropertyValue
  property ID: P2017
  value: [123I-]
additional property: PropertyValue
  property ID: P2067
  value: +122.906
additional property: PropertyValue
  property ID: P2067
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additional property: PropertyValue
  property ID: P2114
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additional property: PropertyValue
  property ID: P2154
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additional property: PropertyValue
  property ID: P2160
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additional property: PropertyValue
  property ID: P3117
  value: DTXSID40988959
additional property: PropertyValue
  property ID: P3345
  value: 1361657
additional property: PropertyValue
  property ID: P3489
  value: US pregnancy category X
additional property: PropertyValue
  property ID: P4839
  value: Entity["Isotope", "Iodine123"]
additional property: PropertyValue
  property ID: P6366
  value: 2779190346
additional property: PropertyValue
  property ID: P6802
  value: Sequence of 123-iodide total body human scintiscans.jpg
confidence:
  popularity graph score:
    score: 0.012
    score pct: 1
    tier: established
    components:
      sitelinks: 13
      sitelinks norm: 0.031
      unique citations: 10
      unique citations norm: 0.004
      monthly pageviews: 130
      monthly pageviews norm: 0.0
  sitelinks: 13
  unique citations: 10
  monthly pageviews: 130
  yearly pageviews: 321
  pageview trend:
    m: 2026-08
    v: 130
  pageview trend:
    m: 2026-07
    v: 24
  pageview trend:
    m: 2026-06
    v: 48
  pageview trend:
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    v: 1
  pageview trend:
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    v: 1
  popularity:
    sitelinks: 13
    max: 423
    pct: 3.1
  tier: established
claims:
  P31:
    value: Q1208453
    source count: 0
    confidence: 0.0
    value label: isotope of iodine
  P231:
    value: 69239-56-1
    source count: 2
    confidence: 0.4
  P233:
    value: [I-]
    source count: 1
    confidence: 0.2
  P234:
    value: InChI=1S/HI/h1H/p-1/i1-4
    source count: 1
    confidence: 0.2
  P235:
    value: XMBWDFGMSWQBCA-AHCXROLUSA-M
    source count: 1
    confidence: 0.2
  P274:
    value: I⁻
    source count: 1
    confidence: 0.2
  P279:
    value: Q1103
    source count: 0
    confidence: 0.0
    value label: iodine
  P592:
    value: CHEMBL1249
    source count: 1
    confidence: 0.2
  P646:
    value: /m/0g7vm5
    source count: 0
    confidence: 0.0
  P652:
    value: 98QPV8670C
    source count: 2
    confidence: 0.4
  P661:
    value: 119193
    source count: 1
    confidence: 0.2
  P662:
    value: 135300
    source count: 2
    confidence: 0.4

value: DB09420
source count: 1
confidence: 0.2

value: Q2129067
source count: 1
confidence: 0.2
value label: tellurium-123

value:
  amount: +53
source count: 0
confidence: 0.0

value:
  amount: +2.5
source count: 1
confidence: 0.2

value:
  amount: +1
source count: 1
confidence: 0.2

value:
  amount: +70
source count: 0
confidence: 0.0

value: [123I-]
source count: 1
confidence: 0.2

value:
  unit: Q483261
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source count: 1
confidence: 0.2

value:
  unit: Q483261
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source count: 1
confidence: 0.2

value:
  unit: Q25235
  amount: +13.2235
source count: 1
confidence: 0.2

value:
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  amount: +1039251.354
source count: 1
confidence: 0.2

value:
  unit: Q28719934
  amount: -87943.727
source count: 1
confidence: 0.2

value: DTXSID40988959
source count: 1
confidence: 0.2

value: 1361657
source count: 1
confidence: 0.2

value: Q28123619
source count: 1
confidence: 0.2
value label: US pregnancy category X

value: Entity["Isotope", "Iodine123"]
source count: 0
confidence: 0.0

value: 2779190346
source count: 0
confidence: 0.0

value: Sequence of 123-iodide total body human scintiscans.jpg
source count: 0
confidence: 0.0

value: DTXCID701416091
source count: 0
confidence: 0.0

value: C2779190346
source count: 1
confidence: 0.2

value: medicine-and-dentistry/iodine-123
source count: 0
confidence: 0.0

value: biochemistry-genetics-and-molecular-biology/iodine-123
source count: 0
confidence: 0.0

value: immunology-and-microbiology/iodine-123
source count: 0
confidence: 0.0

value: neuroscience/iodine-123
source count: 0
confidence: 0.0

value: nursing-and-health-professions/iodine-123
source count: 0
confidence: 0.0

value: 145950
source count: 0
confidence: 0.0

value: 73938
source count: 1
confidence: 0.2

value: PD035905
source count: 0
confidence: 0.0

source: NuDat
stated in qid: Q21234191
retrieved: 2015-11-09

source: NuDat
stated in qid: Q21234191
retrieved: 2016-06-23

source: CAS Common Chemistry
stated in qid: Q18907859
retrieved: 2021-04-09

source: The AME2016 atomic mass evaluation (I). Evaluation of input data; and adjustment procedures
stated in qid: Q45846010
retrieved: 2017-03-01

source: OpenAlex
stated in qid: Q107507571
retrieved: 2022-01-26

title: iodide ion i-123
source: Global Substance Registration System
stated in qid: Q116031405
retrieved: 2016-11-18

title: Iodide (123I(1-))
source: PubChem
stated in qid: Q278487
retrieved: 2016-11-18

title: I-123
source: ChEMBL
stated in qid: Q6120337
retrieved: 2016-11-18

title: (~123~I)Iodide
source: ChemSpider
stated in qid: Q2311683
retrieved: 2016-11-18

source: UniChem
stated in qid: Q24170711

wikidata id: Q3801335
domain: isotope_of_iodine
level: standard
html url: https://4ort.xyz/entity/iodine-123
markdown url: https://4ort.xyz/entity/iodine-123.md
facts url summary: https://4ort.xyz/entity/iodine-123/facts.json
facts url standard: https://4ort.xyz/entity/iodine-123/facts.json
facts url full: https://4ort.xyz/entity/iodine-123/facts.json
data source: Wikidata (CC0 / public domain)
license: https://creativecommons.org/publicdomain/zero/1.0/
api version: v1
served at: 2026-08-23T15:53:13.729470Z
entity updated at: 2026-05-03T23:45:09.469384+00:00Z
entity created at: 2026-04-11T00:05:17.592136+00:00Z