Ontology mapping
- Primary identifier
-
CHEBI:6636 - Ontology label
- magnesium dichloride
- kg-microbe node
CHEBI:6636
Nutritional roles
- Role
- MINERAL_SOURCE
- Confidence
- 1.0
- Evidence
- Reference text
- CultureMech database (247 occurrences as 'Mineral source')
- Reference type
- DATABASE_ENTRY
- Url
- https://github.com/CultureBotAI/CultureMech
- Excerpt
- Role: Mineral source; Properties: Defined component, Inorganic compound, Simple component
- Curator note
- Widespread use in media formulations (247 occurrences). High confidence based on 'Defined component' property.
Synonyms (7)
| Synonym | Type | Source | Occurrences |
|---|---|---|---|
| Role: Mineral source; Properties: Defined component, Inorganic compound, Simple component | RAW_TEXT | CultureMech | |
| Role: Mineral source; Properties: Defined component, Simple component, Inorganic compound | RAW_TEXT | CultureMech | |
| Role: Mineral source; Properties: Inorganic compound, Defined component, Simple component | RAW_TEXT | CultureMech | |
| Role: Mineral source; Properties: Inorganic compound, Simple component, Defined component | RAW_TEXT | CultureMech | |
| Magnesiumchlorid | EXACT_SYNONYM | kg_microbe | |
| [MgCl2] | EXACT_SYNONYM | kg_microbe | |
| magnesium dichloride | EXACT_SYNONYM | kg_microbe |
Chemical properties
- Cas rn
- 7786-30-3
- Data source
- PubChem API
- Retrieval date
- 2026-04-05T19:52:58.573660+00:00
- Molecular formula
- 2Cl.Mg
- Inchi
- InChI=1S/2ClH.Mg/h2*1H;/q;;+2/p-2
- Smiles
- [Cl-].[Cl-].[Mg+2]
Evidence (1)
DATABASE_MATCH
via CultureMech
Imported from CultureMech pipeline, quality=DIRECT_MATCH
Occurrence statistics
- Total occurrences
- 291
- Distinct media
- 291
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 |
| 2026-04-05T19:52:58.573686+00:00 | fetch_cas_rn_from_pubchem | ADDED_CAS_RN | MAPPED | Added CAS-RN:7786-30-3 from PubChem API via name lookup (MgCl2) |
| 2026-04-18T00:00:00+00:00 | cbclaw_kg_microbe_sweep LLM | ADDED_SYNONYMS | MAPPED | Added 3 synonyms from kg-microbe P4.4 enrichment: Magnesiumchlorid, [MgCl2], magnesium dichloride |
| 2026-05-01T07:35:34.747113+00:00 | auto_classify_ingredient_type | AUTO_CLASSIFY_INGREDIENT_TYPE | set ingredient_type=SINGLE_INGREDIENT (CHEBI primary) | |
| 2026-05-01T08:08:30.787571+00:00 | auto_classify_ingredient_type | AUTO_BACKFILL_CHEBI_CHEMISTRY | molecular_formula=2Cl.Mg; inchi=InChI=1S/2ClH.Mg/h2*1H;/q;;+2/p-2; smiles=[Cl-].[Cl-].[Mg+2] | |
| 2026-05-02T03:12:16.419845+00:00 | auto_classify_ingredient_type | AUTO_CLASSIFY_INGREDIENT_TYPE | set ingredient_type=SINGLE_INGREDIENT (chemical structure populated (molecular_formula)) | |
| 2026-05-29T23:35:36.111864+00:00 | extract_roles_from_synonyms | ANNOTATED | Added media role: MINERAL (confidence: 1.00) | |
| 2026-06-09T05:23:46.796503+00:00 | correct_stale_ontology_labels.py | CORRECTED | ontology_label 'MgCl2' -> 'magnesium dichloride': synced to canonical CHEBI label (preferred_term 'MgCl2' 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 | |
| 2026-08-27T03:16:39.519293+00:00 | refresh_occurrence_statistics | CORRECTED | occurrence_statistics 50/247 -> 291/291 (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] |