Ontology mapping
- Primary identifier
-
CHEBI:131394 - Ontology label
- magnesium dichloride dihydrate
Nutritional roles
- Role
- MINERAL_SOURCE
- 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 (3)
| Synonym | Type | Source | Occurrences |
|---|---|---|---|
| MgCl2.2H2O | HYDRATE_FORM | kg_microbe | |
| magnesium chloride dihydrate | EXACT_SYNONYM | kg_microbe | |
| magnesium dichloride dihydrate | EXACT_SYNONYM | kg_microbe |
Chemical properties
- Cas rn
- 19098-17-0
- Data source
- PubChem (via CHEBI:131394)
- Retrieval date
- 2026-04-09T00:32:50.689620+00:00
- Molecular formula
- 2Cl.2H2O.Mg
- Inchi
- InChI=1S/2ClH.Mg.2H2O/h2*1H;;2*1H2/q;;+2;;/p-2
- Smiles
- O.O.[Cl-].[Cl-].[Mg+2]
Evidence (1)
DATABASE_MATCH
via CultureMech
Imported from CultureMech pipeline, quality=DIRECT_MATCH
Occurrence statistics
- Total occurrences
- 29
- Distinct media
- 29
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 19098-17-0 from PubChem (via CHEBI:131394) |
| 2026-04-18T00:00:00+00:00 | cbclaw_kg_microbe_sweep LLM | ADDED_SYNONYMS | MAPPED | Added 3 synonyms from kg-microbe P4.4 enrichment: MgCl2.2H2O, magnesium chloride dihydrate, magnesium dichloride dihydrate |
| 2026-05-01T07:35:34.750714+00:00 | auto_classify_ingredient_type | AUTO_CLASSIFY_INGREDIENT_TYPE | set ingredient_type=SINGLE_INGREDIENT (CHEBI primary) | |
| 2026-05-01T08:08:30.791256+00:00 | auto_classify_ingredient_type | AUTO_BACKFILL_CHEBI_CHEMISTRY | molecular_formula=2Cl.2H2O.Mg; inchi=InChI=1S/2ClH.Mg.2H2O/h2*1H;;2*1H2/q;;+2;;/p-2; smiles=O.O.[Cl-].[Cl-].[Mg+2] | |
| 2026-05-02T03:12:16.424543+00:00 | auto_classify_ingredient_type | AUTO_CLASSIFY_INGREDIENT_TYPE | set ingredient_type=SINGLE_INGREDIENT (chemical structure populated (molecular_formula)) | |
| 2026-06-02T07:05:13.391280+00:00 | infer_roles_from_name_lists | ANNOTATED | Added media role: MINERAL (confidence: 0.80) | |
| 2026-06-09T05:23:46.796599+00:00 | correct_stale_ontology_labels.py | CORRECTED | ontology_label 'MgCl2 x 2 H2O' -> 'magnesium dichloride dihydrate': synced to canonical CHEBI label (preferred_term 'MgCl2 x 2 H2O' unchanged). | |
| 2026-07-20T00:00:00+00:00 | migrate_media_roles_to_facets | ANNOTATED | Migrated legacy media_roles to role facets (#128): MINERAL -> nutritional_roles.MINERAL_SOURCE | |
| 2026-08-27T03:16:39.519295+00:00 | refresh_occurrence_statistics | CORRECTED | occurrence_statistics 18/18 -> 29/29 (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] |