Consensus flow list

Thorium-234

fo-35884c17017796d2

Identity

Type
Isotope
CAS
15065-10-8
EC
—
Origin
EF 3.1 hybrid_name_cas_v1
Changes
50 across every transformer

Structure

Structure diagram for Thorium-234

This substance carries 2 candidate structures; the diagram is the first one RDKit could parse, not a settled answer.

Properties

PropertyValue
Decay mode chemrof:decay_mode β-=100%; α ?
Half life chemrof:half_life 0.06600136892539356
Has element chemrof:has_element {'@id': 'https://vocab.brightway.dev/flow-objects/fo-1fe0b0d0552af544'}
InChI2D key string chemrof:inchi2d_key_string ZSLUVFAKFWKJRC-NJFSPNSNSA-N
InChI2D string chemrof:inchi2d_string InChI=1S/Th/i1+2
Isomeric SMILES string chemrof:isomeric_smiles_string [234Th]
Isotope isotope {"nuclide":"234Th","mass_number":234,"atomic_mass_and_uncertainty_u":"234.043599801 ± 0.000002779","half_life_and_uncertainty":"24.107 d ± 0.024","decay_modes":"β-=100%; α ?","discovery_year":"1900","specific_activity_bq_per_g":"8.5654228732257e+14","specific_activity_bq_per_g_value":856542287322570.0,"half_life_chemlin":"24.10(3) d","chemlin_url":"https://www.chemlin.org/isotope/thorium-234","isomer_resolution":{"wanted_nuclide":"Th-234","expected_half_life_days":24.107,"attempted_slugs":["234"],"attempted_urls":["https://www.chemlin.org/isotope/thorium-234"],"strategy":"half_life_agrees_with_pubchem","selected_slug":"thorium-234","selected_half_life":"24.10(3) d","selected_half_life_days":24.1,"half_life_ratio_to_pubchem":0.9997096279089062,"alternates":[]},"symbol":"Th","isomeric_state":"","metastable":false}
Isotope lookup isotope_lookup {"is_kbq_candidate":true,"matched":true,"matched_on":"Thorium-234","claimed_nuclide":"Th-234","resolved_nuclide":"Th-234","state_resolution":{"claimed_state":"","selected_state":"","strategy":"state_taken_as_written","candidates":[]},"checks":[{"check":"ground_state_does_not_decay_by_isomeric_transition","passed":true,"detail":"β-=100%; α ?"},{"check":"half_life_sources_agree","passed":true,"detail":{"pubchem_days":24.107,"chemlin_days":24.1,"ratio":1.0002904564315351}}],"reason":"","source":"pubchem_pug_view_annotation_heading","sources":["pubchem_pug_view_annotation_heading","https://www.chemlin.org"],"isomer_resolution":{"wanted_nuclide":"Th-234","expected_half_life_days":24.107,"attempted_slugs":["234"],"attempted_urls":["https://www.chemlin.org/isotope/thorium-234"],"strategy":"half_life_agrees_with_pubchem","selected_slug":"thorium-234","selected_half_life":"24.10(3) d","selected_half_life_days":24.1,"half_life_ratio_to_pubchem":0.9997096279089062,"alternates":[]}}
IUPAC name chemrof:IUPAC_name thorium-234
Molecular formula chemrof:molecular_formula Th
Molecular mass chemrof:molecular_mass 234.044
Monoisotopic mass chemrof:monoisotopic_mass 234.043601
Nucleon number chemrof:nucleon_number 234
Relationships relationships {"parent_element_flow_object_id":"fo-1fe0b0d0552af544","relationship_type":"isotope_of"}
SMILES string chemrof:smiles_string [Th]
Symbol chemrof:symbol Th

Known URLs

8

Where else this substance is described. Collected while the pipeline resolved it — from ChEBI's cross-references, from PubChem's identifier list, and from the CAS number — so a link here is a record the merge actually read, not a search it suggests.

Resource URL Recorded by
CAS Common Chemistry https://commonchemistry.cas.org/detail?cas_rn=15065-10-8 enrich_references.pubchem_identifier_url
ChemLin https://www.chemlin.org —
ChemLin https://www.chemlin.org/isotope/thorium-234 —
comptox.epa.gov https://comptox.epa.gov/dashboard/DTXSID90891767 enrich_references.pubchem_identifier_url
PubChem https://pubchem.ncbi.nlm.nih.gov/compound/104875 enrich_references.pubchem_compound
PubChem https://pubchem.ncbi.nlm.nih.gov/element/90 —
PubChem https://pubchem.ncbi.nlm.nih.gov/rest/pug_view/data/element/90/JSON —
wikidata.org https://www.wikidata.org/wiki/Q17747403 enrich_references.pubchem_identifier_url

Elementary flows

14
Flow Context Source Unit CFs
32cd48ab-6556-11dd-ad8b-0800200c9a66 Environmental → Air → Aircraft cruise height EF 3.1 kBq 0
08a91e70-3ddc-11dd-99b3-0050c2490048 Environmental → Air → Ground level → Urban (>1000 people/square mile) EF 3.1 kBq 0
08a91e70-3ddc-11dd-99b2-0050c2490048 Environmental → Air → Long-term EF 3.1 kBq 0
08a91e70-3ddc-11dd-99b4-0050c2490048 Environmental → Air → Medium stack, <150 meters → Rural (<1000 people/square mile) EF 3.1 kBq 0
08a91e70-3ddc-11dd-99b1-0050c2490048 Environmental → Air → Unknown EF 3.1 kBq 0
32cd48aa-6556-11dd-ad8b-0800200c9a66 Environmental → Ground → Agricultural EF 3.1 kBq 0
32cd48ac-6556-11dd-ad8b-0800200c9a66 Environmental → Ground → Non-agricultural EF 3.1 kBq 0
32cd48ae-6556-11dd-ad8b-0800200c9a66 Environmental → Ground → Unknown EF 3.1 kBq 0
08a91e70-3ddc-11dd-99b6-0050c2490048 Environmental → Water → Long-term EF 3.1 kBq 0
32cd48ad-6556-11dd-ad8b-0800200c9a66 Environmental → Water → Ocean EF 3.1 kBq 0
8dc7ab0a618342f1513130d11a5b03e6bcf2f63e Environmental → Water → River bafu algorithm addition Bq 0
08a91e70-3ddc-11dd-99b5-0050c2490048 Environmental → Water → Surface water EF 3.1 kBq 0
388fa93844444e7a16b7d7358c1243d922620c69 Environmental → Water → Unconfined aquifer ecoinvent algorithm addition kBq 0
08a91e70-3ddc-11dd-99b7-0050c2490048 Environmental → Water → Unknown EF 3.1 kBq 0

History

Everything that changed this substance (50 changes)

Open the changes page

Full record

Flow object JSON 
{
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      "@value": "Thorium-234",
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      "@lang": "en",
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  "altLabel": [],
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    },
    "https://w3id.org/chemrof/inchi2d_key_string": {
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      "half_life_and_uncertainty": "24.107 d ± 0.024",
      "decay_modes": "β-=100%; α ?",
      "discovery_year": "1900",
      "specific_activity_bq_per_g": "8.5654228732257e+14",
      "specific_activity_bq_per_g_value": 856542287322570.0,
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      "isomeric_state": "",
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}

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