1,2-Difluoroethane
Everything that changed this flow. Back to the flow
172a3dc2-6556-11dd-ad8b-0800200c9a66
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 4 catalogue altLabel value(s): 'HCFC 152' (grade code), 'HFC 152' (grade code), 'R 152' (grade code), 'R 152 (refrigerant)' (grade code) |
| cas_match_labels | 1 | consensus_match | group_key=1,2-difluoroethane||dimension=Environmental > media=Air > strata=Unknown; group_sources=['pubchem']; cas_sources={'624-72-6': ['pubchem']}; assigned CAS labels from group consensus; object_uuid=fo-b172c49df2bb2b2f: {'624-72-6': '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 water > Emissions to water, unspecified (long-term) |
| context_iri | 1 | default_context_mapping | Mapped from context mapping for source=EF 3.1, source context Emissions > Emissions to water > Emissions to water, unspecified (long-term) |
| 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=['624-72-6']; matched_chebi_ids=[]; candidate_pubchem_cids=[12223]; selected_pubchem_cids=[12223]; 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 |
|---|---|---|---|---|---|
| 8,741 | bootstrap_labels | prefLabel | — | [{"@value":"1,2-Difluoroethane","@language":"en","source":{"prov:wasGeneratedBy":"bootstrap_labels","prov:wasAttributed… | Bootstrapped prefLabel from legacy name field |
| 8,742 | bootstrap_labels | name | 1,2-Difluoroethane | — | Purged legacy name field to enforce prefLabel usage |
| 8,743 | bootstrap_labels | synonyms | ["1,2-DIFLUOROETHANE","AC1L1Z4C","Ethane, 1,2-Difluoro-","Ethylene difluolride","Ethylene difluoride","Freon 152","PC70… | [] | Removed legacy synonyms field in favor of structured labels |
| 51,328 | default_context_mapping | context | — | {"dimension":"Environmental","media":"Water","water_body":"Long-term"} | Mapped from context mapping for source=EF 3.1, source context Emissions > Emissions to water > Emissions to water, unspecified (long-term) |
| 51,329 | default_context_mapping | context_iri | — | https://vocab.brightway.one/flow-contexts/envi-wate-lote | Mapped from context mapping for source=EF 3.1, source context Emissions > Emissions to water > Emissions to water, unspecified (long-term) |
| 216,248 | unit_normalization | unit_iri | — | https://vocab.brightway.one/units/unit/KiloGM | Unit IRI set from normalization of 'kg' |
| 235,539 | enrich_references | properties | {} | {"https://w3id.org/chemrof/molecular_formula":{"@id":"https://w3id.org/chemrof/molecular_formula","@value":["C2H4F2"],"… | Added ChEBI/PubChem properties (chebi_ids=0, pubchem_cids=1) |
| 235,540 | enrich_references | skos_definition | — | [] | Merged ChEBI/PubChem definitions into skos:definition |
| 235,541 | enrich_references | references | [] | [{"@id":"http://jglobal.jst.go.jp/en/redirect?Nikkaji_No=J6.853E","provenance":{"prov:wasGeneratedBy":"enrich_reference… | Added references with provenance; cas_numbers=['624-72-6']; matched_chebi_ids=[]; candidate_pubchem_cids=[12223]; selected_pubchem_cids=[12223]; 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 |
| 250,721 | rdkit_pre_consensus | properties | {"https://w3id.org/chemrof/molecular_formula":{"@id":"https://w3id.org/chemrof/molecular_formula","@value":["C2H4F2"],"… | {"https://w3id.org/chemrof/molecular_formula":{"@id":"https://w3id.org/chemrof/molecular_formula","@value":["C2H4F2"],"… | rdkit_pre_consensus from 'C(CF)F'; added: molecular_mass, monoisotopic_mass |
| 258,403 | consensus_match | altLabel | [{"@value":"HFC-152","@language":"en","source":{"prov:wasGeneratedBy":"manual_fixes","prov:wasAttributedTo":"consensus-… | [{"@value":"HFC-152","@language":"en","source":{"prov:wasGeneratedBy":"manual_fixes","prov:wasAttributedTo":"consensus-… | group_key=1,2-difluoroethane||dimension=Environmental > media=Air > strata=Unknown; cas=624-72-6; added Common Chemistry CAS names as altLabel: Ethane, 1,2-difluoro-, Freon 152, HCFC 152, HFC 152, R 152, R 152 (refrigerant); object_uuid=fo-b172c49df2bb2b2f |
| 258,404 | consensus_match | cas_match_labels | — | {"624-72-6":"exactMatch"} | group_key=1,2-difluoroethane||dimension=Environmental > media=Air > strata=Unknown; group_sources=['pubchem']; cas_sources={'624-72-6': ['pubchem']}; assigned CAS labels from group consensus; object_uuid=fo-b172c49df2bb2b2f: {'624-72-6': 'exactMatch'} |
| 275,886 | opsin_iupac | properties | {"https://w3id.org/chemrof/molecular_formula":{"@id":"https://w3id.org/chemrof/molecular_formula","@value":["C2H4F2"],"… | {"https://w3id.org/chemrof/molecular_formula":{"@id":"https://w3id.org/chemrof/molecular_formula","@value":["C2H4F2"],"… | opsin_iupac: set authoritative IUPAC name, SMILES, InChI from '1,2-Difluoroethane' |
| 282,451 | rdkit_post_consensus | properties | {"https://w3id.org/chemrof/molecular_formula":{"@id":"https://w3id.org/chemrof/molecular_formula","@value":["C2H4F2"],"… | {"https://w3id.org/chemrof/molecular_formula":{"@id":"https://w3id.org/chemrof/molecular_formula","@value":["C2H4F2"],"… | rdkit_post_consensus from 'FCCF'; confirmed: smiles_string, inchi2d_string, inchi2d_key_string, molecular_formula, molecular_mass, monoisotopic_mass |
| 289,063 | strip_catalogue_altlabels | altLabel | [{"@value":"HFC-152","@language":"en","source":{"prov:wasGeneratedBy":"manual_fixes","prov:wasAttributedTo":"consensus-… | [{"@value":"HFC-152","@language":"en","source":{"prov:wasGeneratedBy":"manual_fixes","prov:wasAttributedTo":"consensus-… | Removed 4 catalogue altLabel value(s): 'HCFC 152' (grade code), 'HFC 152' (grade code), 'R 152' (grade code), 'R 152 (refrigerant)' (grade code) |
| 306,684 | carry_associations_onto_flows | concept_associations | [] | [{"@type":"xkos:ConceptAssociation","xkos:sourceConcept":{"@id":"https://vocab.brightway.one/ef/3.1/flow/172a3dc2-6556-… | associations resolved on the elementary layer |
| 390,228 | normalise_property_values | properties | {"https://w3id.org/chemrof/molecular_formula":{"@id":"https://w3id.org/chemrof/molecular_formula","@value":["C2H4F2"],"… | {"https://w3id.org/chemrof/molecular_formula":{"@id":"https://w3id.org/chemrof/molecular_formula","@value":["C2H4F2"],"… | typed the way the ontology types it |
| 397,753 | 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/20260820T1812399309960000/8741 | prefLabel | ef:agent/bootstrap_labels | ef:flow/172a3dc2-6556-11dd-ad8b-0800200c9a66/v0 | ef:flow/172a3dc2-6556-11dd-ad8b-0800200c9a66/v1 |
| ef:activity/change/20260820T1812399309960000/8742 | name | ef:agent/bootstrap_labels | ef:flow/172a3dc2-6556-11dd-ad8b-0800200c9a66/v1 | ef:flow/172a3dc2-6556-11dd-ad8b-0800200c9a66/v2 |
| ef:activity/change/20260820T1812399309960000/8743 | synonyms | ef:agent/bootstrap_labels | ef:flow/172a3dc2-6556-11dd-ad8b-0800200c9a66/v2 | ef:flow/172a3dc2-6556-11dd-ad8b-0800200c9a66/v3 |
| ef:activity/change/20260820T1812399309960000/51328 | context | ef:agent/default_context_mapping | ef:flow/172a3dc2-6556-11dd-ad8b-0800200c9a66/v3 | ef:flow/172a3dc2-6556-11dd-ad8b-0800200c9a66/v4 |
| ef:activity/change/20260820T1812399309960000/51329 | context_iri | ef:agent/default_context_mapping | ef:flow/172a3dc2-6556-11dd-ad8b-0800200c9a66/v4 | ef:flow/172a3dc2-6556-11dd-ad8b-0800200c9a66/v5 |
| ef:activity/change/20260820T1812399309960000/216248 | unit_iri | ef:agent/unit_normalization | ef:flow/172a3dc2-6556-11dd-ad8b-0800200c9a66/v5 | ef:flow/172a3dc2-6556-11dd-ad8b-0800200c9a66/v6 |
| ef:activity/change/20260820T1812399309960000/235539 | properties | ef:agent/enrich_references | ef:flow/172a3dc2-6556-11dd-ad8b-0800200c9a66/v6 | ef:flow/172a3dc2-6556-11dd-ad8b-0800200c9a66/v7 |
| ef:activity/change/20260820T1812399309960000/235540 | skos_definition | ef:agent/enrich_references | ef:flow/172a3dc2-6556-11dd-ad8b-0800200c9a66/v7 | ef:flow/172a3dc2-6556-11dd-ad8b-0800200c9a66/v8 |
| ef:activity/change/20260820T1812399309960000/235541 | references | ef:agent/enrich_references | ef:flow/172a3dc2-6556-11dd-ad8b-0800200c9a66/v8 | ef:flow/172a3dc2-6556-11dd-ad8b-0800200c9a66/v9 |
| ef:activity/change/20260820T1812399309960000/250721 | properties | ef:agent/rdkit_pre_consensus | ef:flow/172a3dc2-6556-11dd-ad8b-0800200c9a66/v9 | ef:flow/172a3dc2-6556-11dd-ad8b-0800200c9a66/v10 |
| ef:activity/change/20260820T1812399309960000/258403 | altLabel | ef:agent/consensus_match | ef:flow/172a3dc2-6556-11dd-ad8b-0800200c9a66/v10 | ef:flow/172a3dc2-6556-11dd-ad8b-0800200c9a66/v11 |
| ef:activity/change/20260820T1812399309960000/258404 | cas_match_labels | ef:agent/consensus_match | ef:flow/172a3dc2-6556-11dd-ad8b-0800200c9a66/v11 | ef:flow/172a3dc2-6556-11dd-ad8b-0800200c9a66/v12 |
| ef:activity/change/20260820T1812399309960000/275886 | properties | ef:agent/opsin_iupac | ef:flow/172a3dc2-6556-11dd-ad8b-0800200c9a66/v12 | ef:flow/172a3dc2-6556-11dd-ad8b-0800200c9a66/v13 |
| ef:activity/change/20260820T1812399309960000/282451 | properties | ef:agent/rdkit_post_consensus | ef:flow/172a3dc2-6556-11dd-ad8b-0800200c9a66/v13 | ef:flow/172a3dc2-6556-11dd-ad8b-0800200c9a66/v14 |
| ef:activity/change/20260820T1812399309960000/289063 | altLabel | ef:agent/strip_catalogue_altlabels | ef:flow/172a3dc2-6556-11dd-ad8b-0800200c9a66/v14 | ef:flow/172a3dc2-6556-11dd-ad8b-0800200c9a66/v15 |
| ef:activity/change/20260820T1812399309960000/306684 | concept_associations | ef:agent/carry_associations_onto_flows | ef:flow/172a3dc2-6556-11dd-ad8b-0800200c9a66/v15 | ef:flow/172a3dc2-6556-11dd-ad8b-0800200c9a66/v16 |
| ef:activity/change/20260820T1812399309960000/390228 | properties | ef:agent/normalise_property_values | ef:flow/172a3dc2-6556-11dd-ad8b-0800200c9a66/v16 | ef:flow/172a3dc2-6556-11dd-ad8b-0800200c9a66/v17 |
| ef:activity/change/20260820T1812399309960000/397753 | types | ef:agent/link_flows_to_their_substance | ef:flow/172a3dc2-6556-11dd-ad8b-0800200c9a66/v17 | ef:flow/172a3dc2-6556-11dd-ad8b-0800200c9a66/v18 |