Na3-EDTA

CHEBI:63125 chemically defined MAPPED CHEBI EXACT_MATCH

Ontology mapping

Primary identifier: CHEBI:63125
Ontology label: EDTA trisodium salt

Physicochemical roles

Role
CHELATOR
Confidence
0.8
Evidence
- Reference type
  COMPUTATIONAL_PREDICTION
  Reference text
  Inferred from curated media-role name pattern
  Curator note
  Provisional role from a curated name-pattern rule; review recommended.

Synonyms (16)

Synonym	Type	Source	Occurrences
EDTA-3Na	EXACT	manual
EDTA·3Na	EXACT	manual
EDTA・3Na	EXACT	manual
EDTA 3Na	EXACT	manual
Properties: Defined component, Organic compound, Simple component	RAW_TEXT	CultureMech
Properties: Defined component, Simple component, Organic compound	RAW_TEXT	CultureMech
(ethylenedinitrilo)tetraacetic acid trisodium salt	EXACT_SYNONYM	kg_microbe
EDTA di sodium salt	EXACT_SYNONYM	kg_microbe
EDTA trisodium	EXACT_SYNONYM	kg_microbe
EDTA trisodium salt	EXACT_SYNONYM	kg_microbe
N,N'-1,2-ethanediylbis[N-(carboxymethyl)glycine] trisodium salt	EXACT_SYNONYM	kg_microbe
edetate trisodium	EXACT_SYNONYM	kg_microbe
ethylenediaminetetraacetic acid trisodium salt	EXACT_SYNONYM	kg_microbe
trisodium 2,2'-({2-[(carboxylatomethyl)(carboxymethyl)amino]ethyl}imino)diacetate	EXACT_SYNONYM	kg_microbe
trisodium ethylenediaminetetraacetate	EXACT_SYNONYM	kg_microbe
trisodium salt of ethylenediaminetetraacetic acid	EXACT_SYNONYM	kg_microbe

Chemical properties

Cas rn: 150-38-9
Data source: PubChem (via CHEBI:63125)
Retrieval date: 2026-04-09T00:32:50.689620+00:00
Molecular formula: C10H13N2O8.3Na
Inchi: InChI=1S/C10H16N2O8.3Na/c13-7(14)3-11(4-8(15)16)1-2-12(5-9(17)18)6-10(19)20;;;/h1-6H2,(H,13,14)(H,15,16)(H,17,18)(H,19,20);;;/q;3*+1/p-3
Smiles: O=C([O-])CN(CCN(CC(=O)[O-])CC(=O)O)CC(=O)[O-].[Na+].[Na+].[Na+]

Evidence (1)

DATABASE_MATCH via CultureMech

Imported from CultureMech pipeline, quality=DIRECT_MATCH

Occurrence statistics

Total occurrences: 30
Distinct media: 30

Curation history

Timestamp	Curator	Action	New status	Changes
2026-03-09T06:54:18.022301+00:00	import_from_culturemech	IMPORTED	MAPPED	Initial import from CultureMech pipeline
2026-04-09T00:32:50.689620+00:00	enrich_mim_cas_rn_batch	CAS_RN_ADDED	MAPPED	Added CAS-RN 150-38-9 from PubChem (via CHEBI:63125)
2026-04-18T00:00:00+00:00	cbclaw_kg_microbe_sweep LLM	ADDED_SYNONYMS	MAPPED	Added 10 synonyms from kg-microbe P4.4 enrichment: (ethylenedinitrilo)tetraacetic acid trisodium salt, EDTA di sodium salt, EDTA trisodium, EDTA trisodium salt, N,N'-1,2-ethanediylbis[N-(carboxymethyl)glycine] trisodium salt, ... (5 more)
2026-05-01T07:35:35.326985+00:00	auto_classify_ingredient_type	AUTO_CLASSIFY_INGREDIENT_TYPE		set ingredient_type=SINGLE_INGREDIENT (CHEBI primary)
2026-05-01T08:08:31.402892+00:00	auto_classify_ingredient_type	AUTO_BACKFILL_CHEBI_CHEMISTRY		molecular_formula=C10H13N2O8.3Na; inchi=InChI=1S/C10H16N2O8.3Na/c13-7(14)3-11(4-8(15)16)1-; smiles=O=C([O-])CN(CCN(CC(=O)[O-])CC(=O)O)CC(=O)[O-].[Na+
2026-05-02T03:12:17.155876+00:00	auto_classify_ingredient_type	AUTO_CLASSIFY_INGREDIENT_TYPE		set ingredient_type=SINGLE_INGREDIENT (chemical structure populated (molecular_formula))
2026-06-02T07:05:13.391921+00:00	infer_roles_from_name_lists	ANNOTATED		Added media role: CHELATOR (confidence: 0.80)
2026-06-09T05:23:46.808783+00:00	correct_stale_ontology_labels.py	CORRECTED		ontology_label 'Na3-EDTA' -> 'EDTA trisodium salt': synced to canonical CHEBI label (preferred_term 'Na3-EDTA' unchanged).
2026-07-20T00:00:00+00:00	migrate_media_roles_to_facets	ANNOTATED		Migrated legacy media_roles to role facets (#128): CHELATOR -> physicochemical_roles.CHELATOR
2026-08-27T03:16:39.519521+00:00	refresh_occurrence_statistics	CORRECTED		occurrence_statistics 25/25 -> 30/30 (media_count/total_occurrences), derived from distinct CultureMech recipe ids in the #337 occurrence table. The prior values came from the importer retired in #453, whose media_count counted a list truncated to 50 examples (#449). [source=ingredient_occurrences.tsv culturemech_rev=15a4da5c08 rows=194137 distinct_recipes=15257]