Ontology mapping
- Primary identifier
-
CHEBI:91263 - Ontology label
- disodium maleate
- kg-microbe node
CHEBI:91263
Physicochemical roles
- Role
- BUFFER
- Confidence
- 0.6
- Evidence
- Reference type
- COMPUTATIONAL_PREDICTION
- Reference text
- Assigned by in-session Claude reasoning (no external API)
- Curator note
- Provisional in-session LLM role assignment; review recommended.
Synonyms (4)
| Synonym | Type | Source | Occurrences |
|---|---|---|---|
| Properties: Defined component, Organic compound, Simple component | RAW_TEXT | CultureMech | |
| Maleic acid, disodium salt | EXACT_SYNONYM | kg_microbe | |
| disodium (2Z)-but-2-enedioate | EXACT_SYNONYM | kg_microbe | |
| disodium maleate | EXACT_SYNONYM | kg_microbe |
Chemical properties
- Cas rn
- 371-47-1
- Data source
- PubChem API
- Retrieval date
- 2026-04-05T19:53:52.352134+00:00
- Molecular formula
- C4H2O4.2Na
- Inchi
- InChI=1S/C4H4O4.2Na/c5-3(6)1-2-4(7)8;;/h1-2H,(H,5,6)(H,7,8);;/q;2*+1/p-2/b2-1-;;
- Smiles
- O=C([O-])/C=CC(=O)[O-].[Na+].[Na+]
Evidence (1)
DATABASE_MATCH
via CultureMech
Imported from CultureMech pipeline, quality=DIRECT_MATCH
Occurrence statistics
- Total occurrences
- 3
- Distinct media
- 3
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 |
| 2026-04-05T19:53:52.352167+00:00 | fetch_cas_rn_from_pubchem | ADDED_CAS_RN | MAPPED | Added CAS-RN:371-47-1 from PubChem API via name lookup (Sodium maleate) |
| 2026-04-18T00:00:00+00:00 | cbclaw_kg_microbe_sweep LLM | ADDED_SYNONYMS | MAPPED | Added 3 synonyms from kg-microbe P4.4 enrichment: Maleic acid, disodium salt, disodium (2Z)-but-2-enedioate, disodium maleate |
| 2026-05-01T07:35:36.313523+00:00 | auto_classify_ingredient_type | AUTO_CLASSIFY_INGREDIENT_TYPE | set ingredient_type=SINGLE_INGREDIENT (CHEBI primary) | |
| 2026-05-01T08:08:32.406790+00:00 | auto_classify_ingredient_type | AUTO_BACKFILL_CHEBI_CHEMISTRY | molecular_formula=C4H2O4.2Na; inchi=InChI=1S/C4H4O4.2Na/c5-3(6)1-2-4(7)8;;/h1-2H,(H,5,; smiles=O=C([O-])/C=CC(=O)[O-].[Na+].[Na+] | |
| 2026-05-02T03:12:18.450724+00:00 | auto_classify_ingredient_type | AUTO_CLASSIFY_INGREDIENT_TYPE | set ingredient_type=SINGLE_INGREDIENT (chemical structure populated (molecular_formula)) | |
| 2026-06-09T04:56:30.248207+00:00 | claude_in_session_curation | ANNOTATED | Added media role: BUFFER (confidence: 0.60) | |
| 2026-06-09T05:23:46.835611+00:00 | correct_stale_ontology_labels.py | CORRECTED | ontology_label 'Sodium maleate' -> 'disodium maleate': synced to canonical CHEBI label (preferred_term 'Sodium maleate' unchanged). | |
| 2026-07-20T00:00:00+00:00 | migrate_media_roles_to_facets | ANNOTATED | Migrated legacy media_roles to role facets (#128): BUFFER -> physicochemical_roles.BUFFER | |
| 2026-08-27T03:16:39.519854+00:00 | refresh_occurrence_statistics | CORRECTED | occurrence_statistics 2/2 -> 3/3 (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] |