Ontology mapping
- Primary identifier
-
CHEBI:4735 - Ontology label
- ethylenediaminetetraacetic acid
- Notes
- 2026-05-10 SSSOM SYNONYM_ENRICH review: EDTA (acid form) was corrected from CHEBI:42191 EDTA(4-) to CHEBI:4735 ethylenediaminetetraacetic acid.
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 (2)
| Synonym | Type | Source | Occurrences |
|---|---|---|---|
| edetic acid | EXACT_SYNONYM | sssom_synonym_enrich_review_2026_05_10 | |
| (ethane-1,2-diyldinitrilo)tetraacetic acid | EXACT_SYNONYM | chebi_synonym_review |
Chemical properties
- Molecular formula
- C10H16N2O8
- Data source
- EBI OLS/OAK CHEBI review
Evidence (2)
LEXICAL_MATCH
via culturemech-pending
Imported from culturemech-pending via source-preset. source_id=culturemech.solution_ingredient:EDTA_(acid_form);
CURATOR_JUDGMENT
via sssom_synonym_enrich_review_2026_05_10
Source label specifies the acid form. OAK/OLS search returns CHEBI:4735 ethylenediaminetetraacetic acid for edetic acid; previous CHEBI:42191 is EDTA(4-).
Occurrence statistics
- Total occurrences
- 0
- Distinct media
- 0
Curation history
| Timestamp | Curator | Action | New status | Changes |
|---|---|---|---|---|
| 2026-05-01T02:36:59.689003+00:00 | audit_import_ingredients[culturemech-pending] | CREATED_FROM_INGREDIENT_IMPORT | MAPPED | Imported from culturemech-pending via source-preset. source_id=culturemech.solution_ingredient:EDTA_(acid_form); |
| 2026-05-01T07:35:33.403266+00:00 | auto_classify_ingredient_type | AUTO_CLASSIFY_INGREDIENT_TYPE | set ingredient_type=SINGLE_INGREDIENT (CHEBI primary) | |
| 2026-05-01T08:08:29.375945+00:00 | auto_classify_ingredient_type | AUTO_BACKFILL_CHEBI_CHEMISTRY | molecular_formula=C10H12N2O8; inchi=InChI=1S/C10H16N2O8/c13-7(14)3-11(4-8(15)16)1-2-12; smiles=O=C([O-])CN(CCN(CC(=O)[O-])CC(=O)[O-])CC(=O)[O-] | |
| 2026-05-02T03:12:14.199201+00:00 | auto_classify_ingredient_type | AUTO_CLASSIFY_INGREDIENT_TYPE | set ingredient_type=SINGLE_INGREDIENT (chemical structure populated (molecular_formula)) | |
| 2026-05-10T04:47:45+00:00 | sssom_synonym_enrich_review_2026_05_10 | CORRECTED | MAPPED | Changed primary identifier and ontology mapping from EDTA tetraanion CHEBI:42191 to EDTA acid CHEBI:4735; added edetic acid synonym and corrected formula. |
| 2026-05-30T00:34:39.398977+00:00 | infer_roles_from_chebi_ancestry | ANNOTATED | Added media role: AMINO_ACID_SOURCE (confidence: 0.70) | |
| 2026-06-04T05:36:05.608816+00:00 | drop_implausible_roles | CORRECTED | Removed implausible media_role AMINO_ACID_SOURCE: EDTA is a polyamino-polycarboxylic chelator, not an amino-acid nutrient source; the CHEBI 'amino acid' ancestry rule over-matched it. After this drop the name-list pass re-tags it CHELATOR. | |
| 2026-06-04T05:36:15.544101+00:00 | infer_roles_from_name_lists | ANNOTATED | Added media role: CHELATOR (confidence: 0.80) | |
| 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 | |
| 2026-08-13T00:00:00+00:00 | reground_edta_thiamine | MERGED_INTO | Merged into CHEBI:4735, now held by 'EDTA' (446 occurrences). This record was unused and duplicated the same substance under an explicit qualifier (#319/#320). Tombstoned REJECTED, SSSOM rows dropped. |