Changes

#	Step	Field	From	To	Why
9,108	bootstrap_labels	prefLabel	—	[{"@value":"diallylnitrosamine","@language":"en","source":{"prov:wasGeneratedBy":"bootstrap_labels","prov:wasAttributed…	Bootstrapped prefLabel from legacy name field
9,109	bootstrap_labels	name	diallylnitrosamine	—	Purged legacy name field to enforce prefLabel usage
9,110	bootstrap_labels	synonyms	["2-Propen-1-amine, N-nitroso-N-2-propenyl-","2-Propen-1-amine, N-nitroso-N-2-propenyl- (9CI)","AC1L1E17","Diallylamine…	[]	Removed legacy synonyms field in favor of structured labels
41,448	default_context_mapping	context	—	{"dimension":"Environmental","media":"Ground","geography":"Agricultural"}	Mapped from context mapping for source=EF 3.1, source context Emissions > Emissions to soil > Emissions to agricultural soil
41,449	default_context_mapping	context_iri	—	https://vocab.brightway.one/flow-contexts/envi-grou-agri	Mapped from context mapping for source=EF 3.1, source context Emissions > Emissions to soil > Emissions to agricultural soil
41,450	default_context_mapping	context	—	{"dimension":"Environmental","media":"Ground","geography":"Unknown"}	Mapped from context mapping for source=EF 3.1, source context Emissions > Emissions to soil > Emissions to soil, unspecified
41,451	default_context_mapping	context_iri	—	https://vocab.brightway.one/flow-contexts/envi-grou-unkn	Mapped from context mapping for source=EF 3.1, source context Emissions > Emissions to soil > Emissions to soil, unspecified
41,452	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
41,453	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
41,454	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)
41,455	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)
41,456	default_context_mapping	context	—	{"dimension":"Environmental","media":"Air","strata":"Ground level","population_density":"Urban (>1000 people/square mil…	Mapped from context mapping for source=EF 3.1, source context Emissions > Emissions to air > Emissions to urban air close to ground
41,457	default_context_mapping	context_iri	—	https://vocab.brightway.one/flow-contexts/envi-air-grle-ur10pesq	Mapped from context mapping for source=EF 3.1, source context Emissions > Emissions to air > Emissions to urban air close to ground
41,458	default_context_mapping	context	—	{"dimension":"Environmental","media":"Air","strata":"Medium stack, <150 meters","population_density":"Rural (<1000 peop…	Mapped from context mapping for source=EF 3.1, source context Emissions > Emissions to air > Emissions to non-urban air or from high stacks
41,459	default_context_mapping	context_iri	—	https://vocab.brightway.one/flow-contexts/envi-air-mest15me-ru10pesq	Mapped from context mapping for source=EF 3.1, source context Emissions > Emissions to air > Emissions to non-urban air or from high stacks
41,460	default_context_mapping	context	—	{"dimension":"Environmental","media":"Water","water_body":"Surface water"}	Mapped from context mapping for source=EF 3.1, source context Emissions > Emissions to water > Emissions to fresh water
41,461	default_context_mapping	context_iri	—	https://vocab.brightway.one/flow-contexts/envi-wate-suwa	Mapped from context mapping for source=EF 3.1, source context Emissions > Emissions to water > Emissions to fresh water
57,932	default_context_mapping	context	—	{"dimension":"Environmental","media":"Air","indoor":"Unknown"}	Mapped from context mapping for source=EF 3.1, source context Emissions > Emissions to air > Emissions to air, indoor
57,933	default_context_mapping	context_iri	—	https://vocab.brightway.one/flow-contexts/envi-air-indr-unkn	Mapped from context mapping for source=EF 3.1, source context Emissions > Emissions to air > Emissions to air, indoor
77,700	default_context_mapping	context	—	{"dimension":"Environmental","media":"Air","strata":"Aircraft cruise height"}	Mapped from context mapping for source=EF 3.1, source context Emissions > Emissions to air > Emissions to lower stratosphere and upper troposphere
77,701	default_context_mapping	context_iri	—	https://vocab.brightway.one/flow-contexts/envi-air-aicrhe	Mapped from context mapping for source=EF 3.1, source context Emissions > Emissions to air > Emissions to lower stratosphere and upper troposphere
91,292	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)
91,293	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)
91,294	default_context_mapping	context	—	{"dimension":"Environmental","media":"Water","water_body":"Unknown"}	Mapped from context mapping for source=EF 3.1, source context Emissions > Emissions to water > Emissions to water, unspecified
91,295	default_context_mapping	context_iri	—	https://vocab.brightway.one/flow-contexts/envi-wate-unkn	Mapped from context mapping for source=EF 3.1, source context Emissions > Emissions to water > Emissions to water, unspecified
91,296	default_context_mapping	context	—	{"dimension":"Environmental","media":"Ground","geography":"Non-agricultural"}	Mapped from context mapping for source=EF 3.1, source context Emissions > Emissions to soil > Emissions to non-agricultural soil
91,297	default_context_mapping	context_iri	—	https://vocab.brightway.one/flow-contexts/envi-grou-noag	Mapped from context mapping for source=EF 3.1, source context Emissions > Emissions to soil > Emissions to non-agricultural soil
91,298	default_context_mapping	context	—	{"dimension":"Environmental","media":"Water","water_body":"Ocean"}	Mapped from context mapping for source=EF 3.1, source context Emissions > Emissions to water > Emissions to sea water
91,299	default_context_mapping	context_iri	—	https://vocab.brightway.one/flow-contexts/envi-wate-ocea	Mapped from context mapping for source=EF 3.1, source context Emissions > Emissions to water > Emissions to sea water
216,369	unit_normalization	unit_iri	—	https://vocab.brightway.one/units/unit/KiloGM	Unit IRI set from normalization of 'kg'
223,244	normalize_name_case	prefLabel	[{"@value":"diallylnitrosamine","@language":"en","source":{"prov:wasGeneratedBy":"bootstrap_labels","prov:wasAttributed…	[{"@value":"Diallylnitrosamine","@language":"en","source":{"prov:wasGeneratedBy":"bootstrap_labels","prov:wasAttributed…	Title-cased words without internal capitals (preserved words with uppercase letters beyond the first character)
235,899	enrich_references	properties	{}	{"https://w3id.org/chemrof/molecular_formula":{"@id":"https://w3id.org/chemrof/molecular_formula","@value":["C6H10N2O"]…	Added ChEBI/PubChem properties (chebi_ids=0, pubchem_cids=1)
235,900	enrich_references	skos_definition	—	[]	Merged ChEBI/PubChem definitions into skos:definition
235,901	enrich_references	references	[]	[{"@id":"http://jglobal.jst.go.jp/en/redirect?Nikkaji_No=J15.572A","provenance":{"prov:wasGeneratedBy":"enrich_referenc…	Added references with provenance; cas_numbers=['16338-97-9']; matched_chebi_ids=[]; candidate_pubchem_cids=[27821]; selected_pubchem_cids=[27821]; 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
250,822	rdkit_pre_consensus	properties	{"https://w3id.org/chemrof/molecular_formula":{"@id":"https://w3id.org/chemrof/molecular_formula","@value":["C6H10N2O"]…	{"https://w3id.org/chemrof/molecular_formula":{"@id":"https://w3id.org/chemrof/molecular_formula","@value":["C6H10N2O"]…	rdkit_pre_consensus from 'C=CCN(CC=C)N=O'; added: molecular_mass, monoisotopic_mass
265,651	consensus_match	altLabel	[]	[{"@value":"2-Propen-1-amine, <em>N</em>-nitroso-<em>N</em>-2-propen-1-yl-","@language":"en","source":{"prov:wasGenerat…	group_key=diallylnitrosamine\|\|dimension=Environmental > media=Ground > geography=Agricultural; cas=16338-97-9; added Common Chemistry CAS names as altLabel: 2-Propen-1-amine, <em>N</em>-nitroso-<em>N</em>-2-propen-1-yl-, 2-Propen-1-amine, <em>N</em>-nitroso-<em>N</em>-2-propenyl-, <em>N</em>-Diallylnitrosamine, <em>N</em>-Nitroso-<em>N</em>,<em>N</em>-diallylamine, <em>N</em>-Nitroso-<em>N</em>-2-propen-1-yl-2-propen-1-amine, <em>N</em>-Nitrosodiallylamine, Diallylamine, <em>N</em>-nitroso-, NSC 37648, Nitrosodiallylamine; object_uuid=fo-16f259299ac898da
265,652	consensus_match	cas_match_labels	—	{"16338-97-9":"exactMatch"}	group_key=diallylnitrosamine\|\|dimension=Environmental > media=Ground > geography=Agricultural; group_sources=['pubchem']; cas_sources={'16338-97-9': ['pubchem']}; assigned CAS labels from group consensus; object_uuid=fo-16f259299ac898da: {'16338-97-9': 'exactMatch'}
276,008	opsin_iupac	properties	{"https://w3id.org/chemrof/molecular_formula":{"@id":"https://w3id.org/chemrof/molecular_formula","@value":["C6H10N2O"]…	{"https://w3id.org/chemrof/molecular_formula":{"@id":"https://w3id.org/chemrof/molecular_formula","@value":["C6H10N2O"]…	opsin_iupac: set authoritative IUPAC name, SMILES, InChI from '2-Propen-1-amine, N-nitroso-N-2-propen-1-yl-'
282,577	rdkit_post_consensus	properties	{"https://w3id.org/chemrof/molecular_formula":{"@id":"https://w3id.org/chemrof/molecular_formula","@value":["C6H10N2O"]…	{"https://w3id.org/chemrof/molecular_formula":{"@id":"https://w3id.org/chemrof/molecular_formula","@value":["C6H10N2O"]…	rdkit_post_consensus from 'C=CCN(CC=C)N=O'; confirmed: smiles_string, inchi2d_string, inchi2d_key_string, molecular_formula, molecular_mass, monoisotopic_mass
289,169	strip_catalogue_altlabels	altLabel	[{"@value":"2-Propen-1-amine, <em>N</em>-nitroso-<em>N</em>-2-propen-1-yl-","@language":"en","source":{"prov:wasGenerat…	[{"@value":"2-Propen-1-amine, N-nitroso-N-2-propen-1-yl-","@language":"en","source":{"prov:wasGeneratedBy":"consensus_m…	Removed 1 catalogue altLabel value(s): 'NSC 37648' (registry code)
301,749	carry_associations_onto_flows	concept_associations	[]	[{"@type":"xkos:ConceptAssociation","xkos:sourceConcept":{"@id":"https://vocab.brightway.one/ef/3.1/flow/08a91e70-3ddc-…	associations resolved on the elementary layer
301,750	carry_associations_onto_flows	concept_associations	[]	[{"@type":"xkos:ConceptAssociation","xkos:sourceConcept":{"@id":"https://vocab.brightway.one/ef/3.1/flow/08a91e70-3ddc-…	associations resolved on the elementary layer
301,751	carry_associations_onto_flows	concept_associations	[]	[{"@type":"xkos:ConceptAssociation","xkos:sourceConcept":{"@id":"https://vocab.brightway.one/ef/3.1/flow/08a91e70-3ddc-…	associations resolved on the elementary layer
301,752	carry_associations_onto_flows	concept_associations	[]	[{"@type":"xkos:ConceptAssociation","xkos:sourceConcept":{"@id":"https://vocab.brightway.one/ef/3.1/flow/08a91e70-3ddc-…	associations resolved on the elementary layer
301,753	carry_associations_onto_flows	concept_associations	[]	[{"@type":"xkos:ConceptAssociation","xkos:sourceConcept":{"@id":"https://vocab.brightway.one/ef/3.1/flow/08a91e70-3ddc-…	associations resolved on the elementary layer
301,754	carry_associations_onto_flows	concept_associations	[]	[{"@type":"xkos:ConceptAssociation","xkos:sourceConcept":{"@id":"https://vocab.brightway.one/ef/3.1/flow/08a91e70-3ddc-…	associations resolved on the elementary layer
301,755	carry_associations_onto_flows	concept_associations	[]	[{"@type":"xkos:ConceptAssociation","xkos:sourceConcept":{"@id":"https://vocab.brightway.one/ef/3.1/flow/08a91e70-3ddc-…	associations resolved on the elementary layer
309,988	carry_associations_onto_flows	concept_associations	[]	[{"@type":"xkos:ConceptAssociation","xkos:sourceConcept":{"@id":"https://vocab.brightway.one/ef/3.1/flow/1f961329-2a84-…	associations resolved on the elementary layer
319,864	carry_associations_onto_flows	concept_associations	[]	[{"@type":"xkos:ConceptAssociation","xkos:sourceConcept":{"@id":"https://vocab.brightway.one/ef/3.1/flow/3e4c8d39-6556-…	associations resolved on the elementary layer
326,652	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