Ontology mapping
- Primary identifier
-
CHEBI:232610 - Ontology label
- potassium nitrite
- Notes
- Imported from mim-queue (source_id=mediadive.ingredient:1235); no CAS-RN or CHEBI/NCIT match. Curator review needed. Reviewed on 2026-05-11 as KNO2 formula shorthand; left unmapped pending exact ontology evidence.
Synonyms (1)
| Synonym | Type | Source | Occurrences |
|---|---|---|---|
| KNO2 | RAW_TEXT | mim-queue |
Chemical properties
- Molecular formula
- K.NO2
- Smiles
- O=N[O-].[K+]
- Inchi
- InChI=1S/K.HNO2/c;2-1-3/h;(H,2,3)/q+1;/p-1
- Molecular weight
- 85.103
- Data source
- ChEBI+PubChem
- Retrieval date
- 2026-08-13T04:16:08.129242+00:00
Evidence (1)
DATABASE_MATCH
via MediaDive ingredient name + local OAK CHEBI exact-label verification
KNO2 = potassium nitrite (formula); OAK CHEBI:232610 canonical label 'potassium nitrite'.
Occurrence statistics
- Total occurrences
- 2
- Distinct media
- 2
Curation history
| Timestamp | Curator | Action | New status | Changes |
|---|---|---|---|---|
| 2026-04-30T18:43:03.698454+00:00 | audit_import_ingredients[mim-queue] | CREATED_AS_UNMAPPED | UNMAPPED | Imported from mim-queue (source_id=mediadive.ingredient:1235); no CAS-RN or CHEBI/NCIT match. Curator review needed. |
| 2026-05-11T08:07:24Z | mediaingredientmech-agentic-curation LLM | REVIEWED_FORMULA_SHORTHAND | UNMAPPED | Classified as a single inorganic salt and left unmapped because no exact local ontology term for potassium nitrite/KNO2 was verified. |
| 2026-06-16T00:00:00+00:00 | promote_resolved_unmapped | PROMOTED_TO_MAPPED | MAPPED | Promoted UNMAPPED_0413 -> CHEBI:232610 "potassium nitrite" (EXACT_MATCH); mapping_status UNMAPPED -> MAPPED, SSSOM row added. |
| 2026-08-27T03:16:39.518223+00:00 | refresh_occurrence_statistics | CORRECTED | occurrence_statistics 0/0 -> 2/2 (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] |