Ontology mapping
- Primary identifier
-
CHEBI:34653 - Ontology label
- Congo Red
Physicochemical roles
- Role
- PH_INDICATOR
- Confidence
- 1.0
- Evidence
- Reference type
- DATABASE_ENTRY
- Reference text
- Imported from CultureMech pipeline
- Curator note
- Original role text: Ph Indicator
Synonyms (6)
| Synonym | Type | Source | Occurrences |
|---|---|---|---|
| Role: pH indicator; Properties: Organic compound, Simple component, Defined component | RAW_TEXT | CultureMech | |
| Direct red 28 | EXACT_SYNONYM | kg_microbe | |
| Kongorot | EXACT_SYNONYM | kg_microbe | |
| Sodium diphenyldiazo-bis-alpha-naphthylaminesulfonate | EXACT_SYNONYM | kg_microbe | |
| disodium 3,3'-((1,1'-biphenyl)-4,4'-diylbis(azo))bis(4-aminonaphthalene-1-sulphonate) | EXACT_SYNONYM | kg_microbe | |
| disodium 3,3'-(biphenyl-4,4'-diyldidiazene-2,1-diyl)bis(4-aminonaphthalene-1-sulfonate) | EXACT_SYNONYM | kg_microbe |
Chemical properties
- Cas rn
- 573-58-0
- Data source
- PubChem API
- Retrieval date
- 2026-04-05T19:51:31.501136+00:00
- Molecular formula
- C32H22N6O6S2.2Na
- Inchi
- InChI=1S/C32H24N6O6S2.2Na/c33-31-25-7-3-1-5-23(25)29(45(39,40)41)17-27(31)37-35-21-13-9-19(10-14-21)20-11-15-22(16-12-20)36-38-28-18-30(46(42,43)44)24-6-2-4-8-26(24)32(28)34;;/h1-18H,33-34H2,(H,39,40,41)(H,42,43,44);;/q;2*+1/p-2
- Smiles
- Nc1c(N=Nc2ccc(-c3ccc(N=Nc4cc(S(=O)(=O)[O-])c5ccccc5c4N)cc3)cc2)cc(S(=O)(=O)[O-])c2ccccc12.[Na+].[Na+]
Evidence (1)
DATABASE_MATCH
via CultureMech
Imported from CultureMech pipeline, quality=DIRECT_MATCH
Occurrence statistics
- Total occurrences
- 3
- Distinct media
- 3
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 |
| 2026-04-05T19:51:31.501161+00:00 | fetch_cas_rn_from_pubchem | ADDED_CAS_RN | MAPPED | Added CAS-RN:573-58-0 from PubChem API via name lookup (Congo red) |
| 2026-04-18T00:00:00+00:00 | cbclaw_kg_microbe_sweep LLM | ADDED_SYNONYMS | MAPPED | Added 5 synonyms from kg-microbe P4.4 enrichment: Direct red 28, Kongorot, Sodium diphenyldiazo-bis-alpha-naphthylaminesulfonate, disodium 3,3'-((1,1'-biphenyl)-4,4'-diylbis(azo))bis(4-aminonaphthalene-1-sulphonate), disodium 3,3'-(biphenyl-4,4'-diyldidiazene-2,1-diyl)bis(4-aminonaphthalene-1-sulfonate) |
| 2026-05-01T07:35:32.881116+00:00 | auto_classify_ingredient_type | AUTO_CLASSIFY_INGREDIENT_TYPE | set ingredient_type=SINGLE_INGREDIENT (CHEBI primary) | |
| 2026-05-01T08:08:28.761840+00:00 | auto_classify_ingredient_type | AUTO_BACKFILL_CHEBI_CHEMISTRY | molecular_formula=C32H22N6O6S2.2Na; inchi=InChI=1S/C32H24N6O6S2.2Na/c33-31-25-7-3-1-5-23(25); smiles=Nc1c(N=Nc2ccc(-c3ccc(N=Nc4cc(S(=O)(=O)[O-])c5ccccc | |
| 2026-05-02T03:12:13.500995+00:00 | auto_classify_ingredient_type | AUTO_CLASSIFY_INGREDIENT_TYPE | set ingredient_type=SINGLE_INGREDIENT (chemical structure populated (molecular_formula)) | |
| 2026-05-29T23:35:36.110679+00:00 | extract_roles_from_synonyms | ANNOTATED | Added media role: PH_INDICATOR (confidence: 1.00) | |
| 2026-06-09T05:23:46.744774+00:00 | correct_stale_ontology_labels.py | CORRECTED | ontology_label 'Congo red' -> 'Congo Red': synced to canonical CHEBI label (preferred_term 'Congo red' unchanged). | |
| 2026-07-20T00:00:00+00:00 | migrate_media_roles_to_facets | ANNOTATED | Migrated legacy media_roles to role facets (#128): PH_INDICATOR -> physicochemical_roles.PH_INDICATOR | |
| 2026-08-27T03:16:39.518600+00:00 | refresh_occurrence_statistics | CORRECTED | occurrence_statistics 2/2 -> 3/3 (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] |