1,2-dimethylhydrazine Dihydrochloride
Everything that changed this flow. Back to the flow
4d9a8790-3ddd-11dd-91f2-0050c2490048
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 | 3 | chebi_altlabels, consensus_match, dedupe_altlabels | Deduplicated altLabel values and removed entries matching prefLabel |
| prefLabel | 2 | bootstrap_labels, normalize_name_case | Title-cased words without internal capitals (preserved words with uppercase letters beyond the first character) |
| cas_match_labels | 1 | consensus_match | group_key=1,2-dimethylhydrazinedihydrochloride||dimension=Environmental > media=Air > strata=Aircraft cruise height; group_sources=['chebi', 'ec_inventory', 'pubchem']; cas_sources={'306-37-6': ['chebi', 'ec_inventory', 'pubchem']}; assigned CAS labels from group consensus; object_uuid=fo-1e432ef9469a6fd2: {'306-37-6': '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 air > Emissions to air, unspecified (long-term) |
| 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 (long-term) |
| name | 1 | bootstrap_labels | Purged legacy name field to enforce prefLabel usage |
| references | 1 | enrich_references | Added references with provenance; cas_numbers=['306-37-6']; matched_chebi_ids=['http://purl.obolibrary.org/obo/CHEBI_73759']; candidate_pubchem_cids=[1322, 9380, 122530, 134414, 12198108]; selected_pubchem_cids=[9380]; 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
20| # | Step | Field | From | To | Why |
|---|---|---|---|---|---|
| 3,584 | bootstrap_labels | prefLabel | — | [{"@value":"1,2-dimethylhydrazine dihydrochloride","@language":"en","source":{"prov:wasGeneratedBy":"bootstrap_labels",… | Bootstrapped prefLabel from legacy name field |
| 3,585 | bootstrap_labels | name | 1,2-dimethylhydrazine dihydrochloride | — | Purged legacy name field to enforce prefLabel usage |
| 3,586 | bootstrap_labels | synonyms | ["1,1'-Dimethylhydrazine Dihydrochloride","1,2-Dimethylhydrazine 2HCl","1,2-Dimethylhydrazine.2HCl","1,2-Dimethylhydraz… | [] | Removed legacy synonyms field in favor of structured labels |
| 90,054 | default_context_mapping | context | — | {"dimension":"Environmental","media":"Air","strata":"Long-term"} | Mapped from context mapping for source=EF 3.1, source context Emissions > Emissions to air > Emissions to air, unspecified (long-term) |
| 90,055 | default_context_mapping | context_iri | — | https://vocab.brightway.one/flow-contexts/envi-air-lote | Mapped from context mapping for source=EF 3.1, source context Emissions > Emissions to air > Emissions to air, unspecified (long-term) |
| 214,541 | unit_normalization | unit_iri | — | https://vocab.brightway.one/units/unit/KiloGM | Unit IRI set from normalization of 'kg' |
| 221,934 | normalize_name_case | prefLabel | [{"@value":"1,2-dimethylhydrazine dihydrochloride","@language":"en","source":{"prov:wasGeneratedBy":"bootstrap_labels",… | [{"@value":"1,2-dimethylhydrazine Dihydrochloride","@language":"en","source":{"prov:wasGeneratedBy":"bootstrap_labels",… | Title-cased words without internal capitals (preserved words with uppercase letters beyond the first character) |
| 230,647 | enrich_references | properties | {} | {"https://w3id.org/chemrof/molecular_formula":{"@id":"https://w3id.org/chemrof/molecular_formula","@value":["C2H10Cl2N2… | Added ChEBI/PubChem properties (chebi_ids=1, pubchem_cids=1) |
| 230,648 | enrich_references | skos_definition | — | [{"@value":"A hydrochloride resulting from the reaction of 1,2,dimethylhydrazine with 2 mol eq. of hydrogen chloride.",… | Merged ChEBI/PubChem definitions into skos:definition |
| 230,649 | enrich_references | references | [] | [{"@id":"https://chem.echa.europa.eu/100.005.622","provenance":{"prov:wasGeneratedBy":"enrich_references.pubchem_identi… | Added references with provenance; cas_numbers=['306-37-6']; matched_chebi_ids=['http://purl.obolibrary.org/obo/CHEBI_73759']; candidate_pubchem_cids=[1322, 9380, 122530, 134414, 12198108]; selected_pubchem_cids=[9380]; 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 |
| 249,322 | rdkit_pre_consensus | properties | {"https://w3id.org/chemrof/molecular_formula":{"@id":"https://w3id.org/chemrof/molecular_formula","@value":["C2H10Cl2N2… | {"https://w3id.org/chemrof/molecular_formula":{"@id":"https://w3id.org/chemrof/molecular_formula","@value":["C2H10Cl2N2… | rdkit_pre_consensus from 'CNNC.Cl.Cl'; added: monoisotopic_mass |
| 254,843 | chebi_altlabels | altLabel | [] | [{"@value":"1,2-dimethylhydrazine hydrochloride","@language":"en","source":{"prov:wasGeneratedBy":"chebi_altlabels","pr… | Added 4 ChEBI synonym(s) as altLabel from 1 linked ChEBI record(s) |
| 258,450 | consensus_match | altLabel | [{"@value":"1,2-dimethylhydrazine hydrochloride","@language":"en","source":{"prov:wasGeneratedBy":"chebi_altlabels","pr… | [{"@value":"1,2-dimethylhydrazine hydrochloride","@language":"en","source":{"prov:wasGeneratedBy":"chebi_altlabels","pr… | group_key=1,2-dimethylhydrazinedihydrochloride||dimension=Environmental > media=Air > strata=Aircraft cruise height; cas=306-37-6; added Common Chemistry CAS names as altLabel: <em>N</em>,<em>N</em>′-Dimethylhydrazine dihydrochloride, Dimethylhydrazine dihydrochloride, Dimethylhydrazinium dichloride, Hydrazine, 1,2-dimethyl-, dihydrochloride, Hydrazine, 1,2-dimethyl-, hydrochloride (1:2); object_uuid=fo-1e432ef9469a6fd2 |
| 258,451 | consensus_match | cas_match_labels | — | {"306-37-6":"exactMatch"} | group_key=1,2-dimethylhydrazinedihydrochloride||dimension=Environmental > media=Air > strata=Aircraft cruise height; group_sources=['chebi', 'ec_inventory', 'pubchem']; cas_sources={'306-37-6': ['chebi', 'ec_inventory', 'pubchem']}; assigned CAS labels from group consensus; object_uuid=fo-1e432ef9469a6fd2: {'306-37-6': 'exactMatch'} |
| 274,468 | opsin_iupac | properties | {"https://w3id.org/chemrof/molecular_formula":{"@id":"https://w3id.org/chemrof/molecular_formula","@value":["C2H10Cl2N2… | {"https://w3id.org/chemrof/molecular_formula":{"@id":"https://w3id.org/chemrof/molecular_formula","@value":["C2H10Cl2N2… | opsin_iupac: set authoritative IUPAC name, SMILES, InChI from '1,2-dimethylhydrazine Dihydrochloride' |
| 280,902 | rdkit_post_consensus | properties | {"https://w3id.org/chemrof/molecular_formula":{"@id":"https://w3id.org/chemrof/molecular_formula","@value":["C2H10Cl2N2… | {"https://w3id.org/chemrof/molecular_formula":{"@id":"https://w3id.org/chemrof/molecular_formula","@value":["C2H10Cl2N2… | rdkit_post_consensus from 'CNNC.Cl.Cl'; confirmed: smiles_string, inchi2d_string, inchi2d_key_string, molecular_formula, molecular_mass, monoisotopic_mass |
| 292,189 | dedupe_altlabels | altLabel | [{"@value":"1,2-dimethylhydrazine hydrochloride","@language":"en","source":{"prov:wasGeneratedBy":"chebi_altlabels","pr… | [{"@value":"1,2-dimethylhydrazine hydrochloride","@language":"en","source":{"prov:wasGeneratedBy":"chebi_altlabels","pr… | Deduplicated altLabel values and removed entries matching prefLabel |
| 326,059 | carry_associations_onto_flows | concept_associations | [] | [{"@type":"xkos:ConceptAssociation","xkos:sourceConcept":{"@id":"https://vocab.brightway.one/ef/3.1/flow/4d9a8790-3ddd-… | associations resolved on the elementary layer |
| 388,763 | normalise_property_values | properties | {"https://w3id.org/chemrof/molecular_formula":{"@id":"https://w3id.org/chemrof/molecular_formula","@value":["C2H10Cl2N2… | {"https://w3id.org/chemrof/molecular_formula":{"@id":"https://w3id.org/chemrof/molecular_formula","@value":["C2H10Cl2N2… | typed the way the ontology types it |
| 395,617 | link_flows_to_their_substance | types | — | ["https://w3id.org/chemrof/MolecularComplex"] | the substance's answer, copied onto its flow |
PROV-O trail
20 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/20260820T0738569779880000/3584 | prefLabel | ef:agent/bootstrap_labels | ef:flow/4d9a8790-3ddd-11dd-91f2-0050c2490048/v0 | ef:flow/4d9a8790-3ddd-11dd-91f2-0050c2490048/v1 |
| ef:activity/change/20260820T0738569779880000/3585 | name | ef:agent/bootstrap_labels | ef:flow/4d9a8790-3ddd-11dd-91f2-0050c2490048/v1 | ef:flow/4d9a8790-3ddd-11dd-91f2-0050c2490048/v2 |
| ef:activity/change/20260820T0738569779880000/3586 | synonyms | ef:agent/bootstrap_labels | ef:flow/4d9a8790-3ddd-11dd-91f2-0050c2490048/v2 | ef:flow/4d9a8790-3ddd-11dd-91f2-0050c2490048/v3 |
| ef:activity/change/20260820T0738569779880000/90054 | context | ef:agent/default_context_mapping | ef:flow/4d9a8790-3ddd-11dd-91f2-0050c2490048/v3 | ef:flow/4d9a8790-3ddd-11dd-91f2-0050c2490048/v4 |
| ef:activity/change/20260820T0738569779880000/90055 | context_iri | ef:agent/default_context_mapping | ef:flow/4d9a8790-3ddd-11dd-91f2-0050c2490048/v4 | ef:flow/4d9a8790-3ddd-11dd-91f2-0050c2490048/v5 |
| ef:activity/change/20260820T0738569779880000/214541 | unit_iri | ef:agent/unit_normalization | ef:flow/4d9a8790-3ddd-11dd-91f2-0050c2490048/v5 | ef:flow/4d9a8790-3ddd-11dd-91f2-0050c2490048/v6 |
| ef:activity/change/20260820T0738569779880000/221934 | prefLabel | ef:agent/normalize_name_case | ef:flow/4d9a8790-3ddd-11dd-91f2-0050c2490048/v6 | ef:flow/4d9a8790-3ddd-11dd-91f2-0050c2490048/v7 |
| ef:activity/change/20260820T0738569779880000/230647 | properties | ef:agent/enrich_references | ef:flow/4d9a8790-3ddd-11dd-91f2-0050c2490048/v7 | ef:flow/4d9a8790-3ddd-11dd-91f2-0050c2490048/v8 |
| ef:activity/change/20260820T0738569779880000/230648 | skos_definition | ef:agent/enrich_references | ef:flow/4d9a8790-3ddd-11dd-91f2-0050c2490048/v8 | ef:flow/4d9a8790-3ddd-11dd-91f2-0050c2490048/v9 |
| ef:activity/change/20260820T0738569779880000/230649 | references | ef:agent/enrich_references | ef:flow/4d9a8790-3ddd-11dd-91f2-0050c2490048/v9 | ef:flow/4d9a8790-3ddd-11dd-91f2-0050c2490048/v10 |
| ef:activity/change/20260820T0738569779880000/249322 | properties | ef:agent/rdkit_pre_consensus | ef:flow/4d9a8790-3ddd-11dd-91f2-0050c2490048/v10 | ef:flow/4d9a8790-3ddd-11dd-91f2-0050c2490048/v11 |
| ef:activity/change/20260820T0738569779880000/254843 | altLabel | ef:agent/chebi_altlabels | ef:flow/4d9a8790-3ddd-11dd-91f2-0050c2490048/v11 | ef:flow/4d9a8790-3ddd-11dd-91f2-0050c2490048/v12 |
| ef:activity/change/20260820T0738569779880000/258450 | altLabel | ef:agent/consensus_match | ef:flow/4d9a8790-3ddd-11dd-91f2-0050c2490048/v12 | ef:flow/4d9a8790-3ddd-11dd-91f2-0050c2490048/v13 |
| ef:activity/change/20260820T0738569779880000/258451 | cas_match_labels | ef:agent/consensus_match | ef:flow/4d9a8790-3ddd-11dd-91f2-0050c2490048/v13 | ef:flow/4d9a8790-3ddd-11dd-91f2-0050c2490048/v14 |
| ef:activity/change/20260820T0738569779880000/274468 | properties | ef:agent/opsin_iupac | ef:flow/4d9a8790-3ddd-11dd-91f2-0050c2490048/v14 | ef:flow/4d9a8790-3ddd-11dd-91f2-0050c2490048/v15 |
| ef:activity/change/20260820T0738569779880000/280902 | properties | ef:agent/rdkit_post_consensus | ef:flow/4d9a8790-3ddd-11dd-91f2-0050c2490048/v15 | ef:flow/4d9a8790-3ddd-11dd-91f2-0050c2490048/v16 |
| ef:activity/change/20260820T0738569779880000/292189 | altLabel | ef:agent/dedupe_altlabels | ef:flow/4d9a8790-3ddd-11dd-91f2-0050c2490048/v16 | ef:flow/4d9a8790-3ddd-11dd-91f2-0050c2490048/v17 |
| ef:activity/change/20260820T0738569779880000/326059 | concept_associations | ef:agent/carry_associations_onto_flows | ef:flow/4d9a8790-3ddd-11dd-91f2-0050c2490048/v17 | ef:flow/4d9a8790-3ddd-11dd-91f2-0050c2490048/v18 |
| ef:activity/change/20260820T0738569779880000/388763 | properties | ef:agent/normalise_property_values | ef:flow/4d9a8790-3ddd-11dd-91f2-0050c2490048/v18 | ef:flow/4d9a8790-3ddd-11dd-91f2-0050c2490048/v19 |
| ef:activity/change/20260820T0738569779880000/395617 | types | ef:agent/link_flows_to_their_substance | ef:flow/4d9a8790-3ddd-11dd-91f2-0050c2490048/v19 | ef:flow/4d9a8790-3ddd-11dd-91f2-0050c2490048/v20 |