Ontology mapping
- Primary identifier
-
CHEBI:31340 - Ontology label
- Calcium folinate
Nutritional roles
- Role
- VITAMIN_SOURCE
- Confidence
- 0.7
- Evidence
- Reference type
- COMPUTATIONAL_PREDICTION
- Reference text
- Inferred from CHEBI ancestry: subclass/has_role of CHEBI:33229 (vitamin (role))
- Curator note
- Provisional role inferred from CHEBI is_a/has_role closure; review recommended.
Synonyms (2)
| Synonym | Type | Source | Occurrences |
|---|---|---|---|
| Calcium folinate | EXACT_SYNONYM | kg_microbe | |
| Leucovorin calcium | EXACT_SYNONYM | kg_microbe |
Chemical properties
- Cas rn
- 1492-18-8
- Data source
- PubChem API (preprocessed)
- Retrieval date
- 2026-04-05T23:43:19.808206+00:00
- Molecular formula
- C20H21N7O7.Ca
- Inchi
- InChI=1S/C20H23N7O7.Ca/c21-20-25-16-15(18(32)26-20)27(9-28)12(8-23-16)7-22-11-3-1-10(2-4-11)17(31)24-13(19(33)34)5-6-14(29)30;/h1-4,9,12-13,22H,5-8H2,(H,24,31)(H,29,30)(H,33,34)(H4,21,23,25,26,32);/q;+2/p-2/t12?,13-;/m0./s1
- Smiles
- Nc1nc2c(c(=O)n1)N(C=O)C(CNc1ccc(C(=O)N[C@@H](CCC(=O)[O-])C(=O)[O-])cc1)CN2.[Ca+2]
Evidence (1)
DATABASE_MATCH
via CultureMech
Imported from CultureMech pipeline, quality=DIRECT_MATCH
Occurrence statistics
- Total occurrences
- 7
- Distinct media
- 7
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 |
| 2026-04-05T23:43:19.808216+00:00 | fetch_cas_rn_with_preprocessing | ADDED_CAS_RN | MAPPED | Added CAS-RN:1492-18-8 from PubChem API (preprocessed) via name preprocessing (Ca-folinate) |
| 2026-04-18T00:00:00+00:00 | cbclaw_kg_microbe_sweep LLM | ADDED_SYNONYMS | MAPPED | Added 2 synonyms from kg-microbe P4.4 enrichment: Calcium folinate, Leucovorin calcium |
| 2026-05-01T07:35:32.481402+00:00 | auto_classify_ingredient_type | AUTO_CLASSIFY_INGREDIENT_TYPE | set ingredient_type=SINGLE_INGREDIENT (CHEBI primary) | |
| 2026-05-01T08:08:28.297976+00:00 | auto_classify_ingredient_type | AUTO_BACKFILL_CHEBI_CHEMISTRY | molecular_formula=C20H21N7O7.Ca; inchi=InChI=1S/C20H23N7O7.Ca/c21-20-25-16-15(18(32)26-20; smiles=Nc1nc2c(c(=O)n1)N(C=O)C(CNc1ccc(C(=O)N[C@@H](CCC(= | |
| 2026-05-02T03:12:12.932258+00:00 | auto_classify_ingredient_type | AUTO_CLASSIFY_INGREDIENT_TYPE | set ingredient_type=SINGLE_INGREDIENT (chemical structure populated (molecular_formula)) | |
| 2026-05-30T00:34:39.291500+00:00 | infer_roles_from_chebi_ancestry | ANNOTATED | Added media role: VITAMIN_SOURCE (confidence: 0.70) | |
| 2026-06-09T05:23:46.732596+00:00 | correct_stale_ontology_labels.py | CORRECTED | ontology_label 'Ca-folinate' -> 'Calcium folinate': synced to canonical CHEBI label (preferred_term 'Ca-folinate' unchanged). | |
| 2026-07-20T00:00:00+00:00 | migrate_media_roles_to_facets | ANNOTATED | Migrated legacy media_roles to role facets (#128): VITAMIN_SOURCE -> nutritional_roles.VITAMIN_SOURCE | |
| 2026-08-27T03:16:39.518466+00:00 | refresh_occurrence_statistics | CORRECTED | occurrence_statistics 5/5 -> 7/7 (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] |