1,1′-Oxybis[1,1-difluoromethane]
Everything that changed this flow. Back to the flow
fe0acd60-3ddc-11dd-a4d0-0050c2490048
By field
13 fields| Field | Changes | Written by | Latest note |
|---|---|---|---|
| properties | 5 | enrich_references, normalise_property_values, opsin_iupac, rdkit_post_consensus, rdkit_pre_consensus | typed the way the ontology types it |
| altLabel | 2 | consensus_match, strip_catalogue_altlabels | Removed 2 catalogue altLabel value(s): 'HFE 134' (grade code), 'HFOC 134' (grade code) |
| cas_match_labels | 1 | consensus_match | group_key=1,1′-oxybis[1,1-difluoromethane]||dimension=Environmental > media=Ground > geography=Agricultural; group_sources=[]; cas_sources={'1691-17-4': []}; assigned CAS labels from group consensus; object_uuid=fo-861a73820b0d9f57: {'1691-17-4': 'exactMatch'} |
| concept_associations | 1 | carry_associations_onto_flows | associations resolved on the elementary layer |
| context | 1 | default_context_mapping | Mapped from context mapping for source=EF 3.1, source context Emissions > Emissions to air > Emissions to air, unspecified |
| context_iri | 1 | default_context_mapping | Mapped from context mapping for source=EF 3.1, source context Emissions > Emissions to air > Emissions to air, unspecified |
| name | 1 | bootstrap_labels | Purged legacy name field to enforce prefLabel usage |
| prefLabel | 1 | bootstrap_labels | Bootstrapped prefLabel from legacy name field |
| references | 1 | enrich_references | Added references with provenance; cas_numbers=['1691-17-4']; matched_chebi_ids=[]; candidate_pubchem_cids=[74321, 85506]; selected_pubchem_cids=[74321]; formula_similarity_expected=[]; pubchem_selection_rule=curated_cas_then_formula_similarity_then_prefer_chebi_aligned_when_unambiguous_else_keep_all_cas_matches; single_cas_commonchem_link=yes |
| skos_definition | 1 | enrich_references | Merged ChEBI/PubChem definitions into skos:definition |
| synonyms | 1 | bootstrap_labels | Removed legacy synonyms field in favor of structured labels |
| types | 1 | link_flows_to_their_substance | the substance's answer, copied onto its flow |
| unit_iri | 1 | unit_normalization | Unit IRI set from normalization of 'kg' |
Where several steps wrote one field, the last one won — and the log below shows the sequence.
Changes
18| # | Step | Field | From | To | Why |
|---|---|---|---|---|---|
| 17,721 | bootstrap_labels | prefLabel | — | [{"@value":"1,1′-Oxybis[1,1-difluoromethane]","@language":"en","source":{"prov:wasGeneratedBy":"bootstrap_labels","prov… | Bootstrapped prefLabel from legacy name field |
| 17,722 | bootstrap_labels | name | 1,1′-Oxybis[1,1-difluoromethane] | — | Purged legacy name field to enforce prefLabel usage |
| 17,723 | bootstrap_labels | synonyms | ["(Difluoromethoxy)(difluoro)methane","1,1,1',1'-Tetrafluorodimethyl ether","1,1,3,3-TETRAFLUORODIMETHYL ETHER","AC1L2L… | [] | Removed legacy synonyms field in favor of structured labels |
| 205,666 | default_context_mapping | context | — | {"dimension":"Environmental","media":"Air","strata":"Unknown"} | Mapped from context mapping for source=EF 3.1, source context Emissions > Emissions to air > Emissions to air, unspecified |
| 205,667 | default_context_mapping | context_iri | — | https://vocab.brightway.one/flow-contexts/envi-air-unkn | Mapped from context mapping for source=EF 3.1, source context Emissions > Emissions to air > Emissions to air, unspecified |
| 219,142 | unit_normalization | unit_iri | — | https://vocab.brightway.one/units/unit/KiloGM | Unit IRI set from normalization of 'kg' |
| 243,776 | enrich_references | properties | {} | {"https://w3id.org/chemrof/molecular_formula":{"@id":"https://w3id.org/chemrof/molecular_formula","@value":["C2H2F4O"],… | Added ChEBI/PubChem properties (chebi_ids=0, pubchem_cids=1) |
| 243,777 | enrich_references | skos_definition | — | [] | Merged ChEBI/PubChem definitions into skos:definition |
| 243,778 | enrich_references | references | [] | [{"@id":"http://jglobal.jst.go.jp/en/redirect?Nikkaji_No=J665.421E","provenance":{"prov:wasGeneratedBy":"enrich_referen… | Added references with provenance; cas_numbers=['1691-17-4']; matched_chebi_ids=[]; candidate_pubchem_cids=[74321, 85506]; selected_pubchem_cids=[74321]; formula_similarity_expected=[]; pubchem_selection_rule=curated_cas_then_formula_similarity_then_prefer_chebi_aligned_when_unambiguous_else_keep_all_cas_matches; single_cas_commonchem_link=yes |
| 253,099 | rdkit_pre_consensus | properties | {"https://w3id.org/chemrof/molecular_formula":{"@id":"https://w3id.org/chemrof/molecular_formula","@value":["C2H2F4O"],… | {"https://w3id.org/chemrof/molecular_formula":{"@id":"https://w3id.org/chemrof/molecular_formula","@value":["C2H2F4O"],… | rdkit_pre_consensus from 'C(OC(F)F)(F)F'; added: molecular_mass, monoisotopic_mass |
| 258,233 | consensus_match | altLabel | [{"@value":"HFE-134","@language":"en","source":{"prov:wasGeneratedBy":"manual_fixes","prov:wasAttributedTo":"consensus-… | [{"@value":"HFE-134","@language":"en","source":{"prov:wasGeneratedBy":"manual_fixes","prov:wasAttributedTo":"consensus-… | group_key=1,1′-oxybis[1,1-difluoromethane]||dimension=Environmental > media=Ground > geography=Agricultural; cas=1691-17-4; added Common Chemistry CAS names as altLabel: (Difluoromethoxy)difluoromethane, Bis(difluoromethyl) ether, Ether, bis(difluoromethyl), HFE 134, HFOC 134, Methane, 1,1′-oxybis[1,1-difluoro-, Methane, oxybis[difluoro-, R-E 134; object_uuid=fo-861a73820b0d9f57 |
| 258,234 | consensus_match | cas_match_labels | — | {"1691-17-4":"exactMatch"} | group_key=1,1′-oxybis[1,1-difluoromethane]||dimension=Environmental > media=Ground > geography=Agricultural; group_sources=[]; cas_sources={'1691-17-4': []}; assigned CAS labels from group consensus; object_uuid=fo-861a73820b0d9f57: {'1691-17-4': 'exactMatch'} |
| 278,296 | opsin_iupac | properties | {"https://w3id.org/chemrof/molecular_formula":{"@id":"https://w3id.org/chemrof/molecular_formula","@value":["C2H2F4O"],… | {"https://w3id.org/chemrof/molecular_formula":{"@id":"https://w3id.org/chemrof/molecular_formula","@value":["C2H2F4O"],… | opsin_iupac: set authoritative IUPAC name, SMILES, InChI from '1,1′-Oxybis[1,1-difluoromethane]' |
| 285,047 | rdkit_post_consensus | properties | {"https://w3id.org/chemrof/molecular_formula":{"@id":"https://w3id.org/chemrof/molecular_formula","@value":["C2H2F4O"],… | {"https://w3id.org/chemrof/molecular_formula":{"@id":"https://w3id.org/chemrof/molecular_formula","@value":["C2H2F4O"],… | rdkit_post_consensus from 'FC(F)OC(F)F'; confirmed: smiles_string, inchi2d_string, inchi2d_key_string, molecular_formula, molecular_mass, monoisotopic_mass |
| 290,825 | strip_catalogue_altlabels | altLabel | [{"@value":"HFE-134","@language":"en","source":{"prov:wasGeneratedBy":"manual_fixes","prov:wasAttributedTo":"consensus-… | [{"@value":"HFE-134","@language":"en","source":{"prov:wasGeneratedBy":"manual_fixes","prov:wasAttributedTo":"consensus-… | Removed 2 catalogue altLabel value(s): 'HFE 134' (grade code), 'HFOC 134' (grade code) |
| 383,861 | carry_associations_onto_flows | concept_associations | [] | [{"@type":"xkos:ConceptAssociation","xkos:sourceConcept":{"@id":"https://vocab.brightway.one/ef/3.1/flow/fe0acd60-3ddc-… | associations resolved on the elementary layer |
| 392,651 | normalise_property_values | properties | {"https://w3id.org/chemrof/molecular_formula":{"@id":"https://w3id.org/chemrof/molecular_formula","@value":["C2H2F4O"],… | {"https://w3id.org/chemrof/molecular_formula":{"@id":"https://w3id.org/chemrof/molecular_formula","@value":["C2H2F4O"],… | typed the way the ontology types it |
| 401,234 | link_flows_to_their_substance | types | — | ["https://w3id.org/chemrof/NeutralMolecule"] | the substance's answer, copied onto its flow |
PROV-O trail
18 activitiesOne activity per change: which version of the flow it consumed, and which it produced. The values are on the change with the same number — stored once, not twice.
| Activity | Field | Agent | Used | Generated |
|---|---|---|---|---|
| ef:activity/change/20260820T1812399309960000/17721 | prefLabel | ef:agent/bootstrap_labels | ef:flow/fe0acd60-3ddc-11dd-a4d0-0050c2490048/v0 | ef:flow/fe0acd60-3ddc-11dd-a4d0-0050c2490048/v1 |
| ef:activity/change/20260820T1812399309960000/17722 | name | ef:agent/bootstrap_labels | ef:flow/fe0acd60-3ddc-11dd-a4d0-0050c2490048/v1 | ef:flow/fe0acd60-3ddc-11dd-a4d0-0050c2490048/v2 |
| ef:activity/change/20260820T1812399309960000/17723 | synonyms | ef:agent/bootstrap_labels | ef:flow/fe0acd60-3ddc-11dd-a4d0-0050c2490048/v2 | ef:flow/fe0acd60-3ddc-11dd-a4d0-0050c2490048/v3 |
| ef:activity/change/20260820T1812399309960000/205666 | context | ef:agent/default_context_mapping | ef:flow/fe0acd60-3ddc-11dd-a4d0-0050c2490048/v3 | ef:flow/fe0acd60-3ddc-11dd-a4d0-0050c2490048/v4 |
| ef:activity/change/20260820T1812399309960000/205667 | context_iri | ef:agent/default_context_mapping | ef:flow/fe0acd60-3ddc-11dd-a4d0-0050c2490048/v4 | ef:flow/fe0acd60-3ddc-11dd-a4d0-0050c2490048/v5 |
| ef:activity/change/20260820T1812399309960000/219142 | unit_iri | ef:agent/unit_normalization | ef:flow/fe0acd60-3ddc-11dd-a4d0-0050c2490048/v5 | ef:flow/fe0acd60-3ddc-11dd-a4d0-0050c2490048/v6 |
| ef:activity/change/20260820T1812399309960000/243776 | properties | ef:agent/enrich_references | ef:flow/fe0acd60-3ddc-11dd-a4d0-0050c2490048/v6 | ef:flow/fe0acd60-3ddc-11dd-a4d0-0050c2490048/v7 |
| ef:activity/change/20260820T1812399309960000/243777 | skos_definition | ef:agent/enrich_references | ef:flow/fe0acd60-3ddc-11dd-a4d0-0050c2490048/v7 | ef:flow/fe0acd60-3ddc-11dd-a4d0-0050c2490048/v8 |
| ef:activity/change/20260820T1812399309960000/243778 | references | ef:agent/enrich_references | ef:flow/fe0acd60-3ddc-11dd-a4d0-0050c2490048/v8 | ef:flow/fe0acd60-3ddc-11dd-a4d0-0050c2490048/v9 |
| ef:activity/change/20260820T1812399309960000/253099 | properties | ef:agent/rdkit_pre_consensus | ef:flow/fe0acd60-3ddc-11dd-a4d0-0050c2490048/v9 | ef:flow/fe0acd60-3ddc-11dd-a4d0-0050c2490048/v10 |
| ef:activity/change/20260820T1812399309960000/258233 | altLabel | ef:agent/consensus_match | ef:flow/fe0acd60-3ddc-11dd-a4d0-0050c2490048/v10 | ef:flow/fe0acd60-3ddc-11dd-a4d0-0050c2490048/v11 |
| ef:activity/change/20260820T1812399309960000/258234 | cas_match_labels | ef:agent/consensus_match | ef:flow/fe0acd60-3ddc-11dd-a4d0-0050c2490048/v11 | ef:flow/fe0acd60-3ddc-11dd-a4d0-0050c2490048/v12 |
| ef:activity/change/20260820T1812399309960000/278296 | properties | ef:agent/opsin_iupac | ef:flow/fe0acd60-3ddc-11dd-a4d0-0050c2490048/v12 | ef:flow/fe0acd60-3ddc-11dd-a4d0-0050c2490048/v13 |
| ef:activity/change/20260820T1812399309960000/285047 | properties | ef:agent/rdkit_post_consensus | ef:flow/fe0acd60-3ddc-11dd-a4d0-0050c2490048/v13 | ef:flow/fe0acd60-3ddc-11dd-a4d0-0050c2490048/v14 |
| ef:activity/change/20260820T1812399309960000/290825 | altLabel | ef:agent/strip_catalogue_altlabels | ef:flow/fe0acd60-3ddc-11dd-a4d0-0050c2490048/v14 | ef:flow/fe0acd60-3ddc-11dd-a4d0-0050c2490048/v15 |
| ef:activity/change/20260820T1812399309960000/383861 | concept_associations | ef:agent/carry_associations_onto_flows | ef:flow/fe0acd60-3ddc-11dd-a4d0-0050c2490048/v15 | ef:flow/fe0acd60-3ddc-11dd-a4d0-0050c2490048/v16 |
| ef:activity/change/20260820T1812399309960000/392651 | properties | ef:agent/normalise_property_values | ef:flow/fe0acd60-3ddc-11dd-a4d0-0050c2490048/v16 | ef:flow/fe0acd60-3ddc-11dd-a4d0-0050c2490048/v17 |
| ef:activity/change/20260820T1812399309960000/401234 | types | ef:agent/link_flows_to_their_substance | ef:flow/fe0acd60-3ddc-11dd-a4d0-0050c2490048/v17 | ef:flow/fe0acd60-3ddc-11dd-a4d0-0050c2490048/v18 |