Ontology mapping
- Primary identifier
-
CHEBI:91241 - Ontology label
- ammonium oxalate
Nutritional roles
- Role
- NITROGEN_SOURCE
- 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 (5)
| Synonym | Type | Source | Occurrences |
|---|---|---|---|
| Diammonium oxalate | EXACT_SYNONYM | kg_microbe | |
| Ethanedioic acid diammonium salt | EXACT_SYNONYM | kg_microbe | |
| Oxalic acid, diammonium salt | EXACT_SYNONYM | kg_microbe | |
| ammonium oxalate | EXACT_SYNONYM | kg_microbe | |
| bisammonium ethanedioate | EXACT_SYNONYM | kg_microbe |
Chemical properties
- Cas rn
- 1113-38-8
- Data source
- PubChem (via CHEBI:91241)
- Retrieval date
- 2026-04-09T00:32:50.689620+00:00
- Molecular formula
- C2O4.2H4N
- Inchi
- InChI=1S/C2H2O4.2H3N/c3-1(4)2(5)6;;/h(H,3,4)(H,5,6);2*1H3
- Smiles
- O=C([O-])C(=O)[O-].[NH4+].[NH4+]
Evidence (1)
DATABASE_MATCH
via CultureMech
Imported from CultureMech pipeline, quality=DIRECT_MATCH
Occurrence statistics
- Total occurrences
- 5
- Distinct media
- 5
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 1113-38-8 from PubChem (via CHEBI:91241) |
| 2026-04-18T00:00:00+00:00 | cbclaw_kg_microbe_sweep LLM | ADDED_SYNONYMS | MAPPED | Added 5 synonyms from kg-microbe P4.4 enrichment: Diammonium oxalate, Ethanedioic acid diammonium salt, Oxalic acid, diammonium salt, ammonium oxalate, bisammonium ethanedioate |
| 2026-05-01T07:35:35.437496+00:00 | auto_classify_ingredient_type | AUTO_CLASSIFY_INGREDIENT_TYPE | set ingredient_type=SINGLE_INGREDIENT (CHEBI primary) | |
| 2026-05-01T08:08:31.523525+00:00 | auto_classify_ingredient_type | AUTO_BACKFILL_CHEBI_CHEMISTRY | molecular_formula=C2O4.2H4N; inchi=InChI=1S/C2H2O4.2H3N/c3-1(4)2(5)6;;/h(H,3,4)(H,5,6; smiles=O=C([O-])C(=O)[O-].[NH4+].[NH4+] | |
| 2026-05-02T03:12:17.299386+00:00 | auto_classify_ingredient_type | AUTO_CLASSIFY_INGREDIENT_TYPE | set ingredient_type=SINGLE_INGREDIENT (chemical structure populated (molecular_formula)) | |
| 2026-06-09T04:56:30.248103+00:00 | claude_in_session_curation | ANNOTATED | Added media role: NITROGEN_SOURCE (confidence: 0.60) | |
| 2026-06-09T05:23:46.811328+00:00 | correct_stale_ontology_labels.py | CORRECTED | ontology_label 'NH4-oxalate' -> 'ammonium oxalate': synced to canonical CHEBI label (preferred_term 'NH4-oxalate' unchanged). | |
| 2026-07-20T00:00:00+00:00 | migrate_media_roles_to_facets | ANNOTATED | Migrated legacy media_roles to role facets (#128): NITROGEN_SOURCE -> nutritional_roles.NITROGEN_SOURCE | |
| 2026-08-27T03:16:39.519578+00:00 | refresh_occurrence_statistics | CORRECTED | occurrence_statistics 2/2 -> 5/5 (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] |