Consensus flow list

Curium-242

fo-c2f7d068dab0bcb3

Identity

Type
Isotope
CAS
15510-73-3
EC
—
Origin
EF 3.1 hybrid_name_cas_v1
Changes
27 across every transformer

Structure

Structure diagram for Curium-242

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 α=100%; SF=6.2e-6±0.3%; 34Si=1.1e-14±0.4%; 2β+ ?
Half life chemrof:half_life 0.4457221081451061
Has element chemrof:has_element {'@id': 'https://vocab.brightway.dev/flow-objects/fo-74d114e794587173'}
InChI2D key string chemrof:inchi2d_key_string NIWWFAAXEMMFMS-FTXFMUIASA-N
InChI2D string chemrof:inchi2d_string InChI=1S/Cm/i1-5
Isomeric SMILES string chemrof:isomeric_smiles_string [242Cm]
Isotope isotope {"nuclide":"242Cm","mass_number":242,"atomic_mass_and_uncertainty_u":"242.058834187 ± 0.000001224","half_life_and_uncertainty":"162.8 d ± 0.2","decay_modes":"α=100%; SF=6.2e-6±0.3%; 34Si=1.1e-14±0.4%; 2β+ ?","discovery_year":"1949","specific_activity_bq_per_g":"1.2259910024436e+14","specific_activity_bq_per_g_value":122599100244360.0,"half_life_chemlin":"162.8(2) d","chemlin_url":"https://www.chemlin.org/isotope/curium-242","isomer_resolution":{"wanted_nuclide":"Cm-242","expected_half_life_days":162.8,"attempted_slugs":["242"],"attempted_urls":["https://www.chemlin.org/isotope/curium-242"],"strategy":"half_life_agrees_with_pubchem","selected_slug":"curium-242","selected_half_life":"162.8(2) d","selected_half_life_days":162.8,"half_life_ratio_to_pubchem":1.0,"alternates":[]},"symbol":"Cm","isomeric_state":"","metastable":false}
Isotope lookup isotope_lookup {"is_kbq_candidate":true,"matched":true,"matched_on":"Curium-242","claimed_nuclide":"Cm-242","resolved_nuclide":"Cm-242","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":"α=100%; SF=6.2e-6±0.3%; 34Si=1.1e-14±0.4%; 2β+ ?"},{"check":"half_life_sources_agree","passed":true,"detail":{"pubchem_days":162.8,"chemlin_days":162.8,"ratio":1.0}}],"reason":"","source":"pubchem_pug_view_annotation_heading","sources":["pubchem_pug_view_annotation_heading","https://www.chemlin.org"],"isomer_resolution":{"wanted_nuclide":"Cm-242","expected_half_life_days":162.8,"attempted_slugs":["242"],"attempted_urls":["https://www.chemlin.org/isotope/curium-242"],"strategy":"half_life_agrees_with_pubchem","selected_slug":"curium-242","selected_half_life":"162.8(2) d","selected_half_life_days":162.8,"half_life_ratio_to_pubchem":1.0,"alternates":[]}}
IUPAC name chemrof:IUPAC_name curium-242
Molecular formula chemrof:molecular_formula Cm
Molecular mass chemrof:molecular_mass 242.059
Monoisotopic mass chemrof:monoisotopic_mass 242.058836
Nucleon number chemrof:nucleon_number 242
Relationships relationships {"parent_element_flow_object_id":"fo-74d114e794587173","relationship_type":"isotope_of"}
SMILES string chemrof:smiles_string [Cm]
Symbol chemrof:symbol Cm

Known URLs

9

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=15510-73-3 enrich_references.consensus_cas_link
ChemLin https://www.chemlin.org —
ChemLin https://www.chemlin.org/isotope/curium-242 —
comptox.epa.gov https://comptox.epa.gov/dashboard/DTXSID50935131 enrich_references.pubchem_identifier_url
hts.usitc.gov https://hts.usitc.gov/search?query=2844.42.00.00 enrich_references.pubchem_identifier_url
PubChem https://pubchem.ncbi.nlm.nih.gov/compound/107637 enrich_references.pubchem_compound
PubChem https://pubchem.ncbi.nlm.nih.gov/element/96 —
PubChem https://pubchem.ncbi.nlm.nih.gov/rest/pug_view/data/element/96/JSON —
wikidata.org https://www.wikidata.org/wiki/Q82911140 enrich_references.pubchem_identifier_url

Elementary flows

5
Flow Context Source Unit CFs
417fef5c-fe87-4dec-a061-1743dcf5403d Environmental → Air → Aircraft cruise height EF 3.1 kBq 0
e5923356-5202-4419-bb3d-cf39f3814984 Environmental → Air → Ground level → Urban (>1000 people/square mile) EF 3.1 kBq 0
ce7eb408-0110-4382-b3ef-d29964b3b363 Environmental → Air → Long-term EF 3.1 kBq 0
2daac4bd-d059-4646-81a5-eaa1adc8c8d0 Environmental → Air → Medium stack, <150 meters → Rural (<1000 people/square mile) EF 3.1 kBq 0
5dd2c00c-79bc-433b-a00d-09d71d669a05 Environmental → Air → Unknown EF 3.1 kBq 0

History

Everything that changed this substance (27 changes)

Open the changes page

Full record

Flow object JSON 
{
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      "@language": "en",
      "@lang": "en",
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        "prov:wasDerivedFrom": "legacy name field"
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  "altLabel": [],
  "properties": {
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      },
      "rdfs:label": "Molecular formula",
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    },
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    "isotope_lookup": {
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      "state_resolution": {
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        "selected_state": "",
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    },
    "relationships": {
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      "half_life_and_uncertainty": "162.8 d ± 0.2",
      "decay_modes": "α=100%; SF=6.2e-6±0.3%; 34Si=1.1e-14±0.4%; 2β+ ?",
      "discovery_year": "1949",
      "specific_activity_bq_per_g": "1.2259910024436e+14",
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        "alternates": []
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      "isomeric_state": "",
      "metastable": false
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}

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