Ontology mapping
- Primary identifier
-
CHEBI:39060
Physicochemical roles
- Role
- BUFFER
- Confidence
- 0.7
- Evidence
- Reference type
- COMPUTATIONAL_PREDICTION
- Reference text
- Inferred from CHEBI ancestry: subclass/has_role of CHEBI:35225 (buffer (role))
- Curator note
- Provisional role inferred from CHEBI is_a/has_role closure; review recommended.
Synonyms (3)
| Synonym | Type | Source | Occurrences |
|---|---|---|---|
| 2-[(2-amino-2-oxoethyl)amino]ethanesulfonic acid | EXACT_SYNONYM | kg_microbe | |
| N-(carbamoylmethyl)taurine | EXACT_SYNONYM | kg_microbe | |
| ACES | RAW_TEXT | MERGED_FROM_CHEBI:39061 |
Chemical properties
- Cas rn
- 7365-82-4
- Data source
- PubChem API
- Retrieval date
- 2026-04-05T19:53:05.377184+00:00
- Molecular formula
- C4H10N2O4S
- Inchi
- InChI=1S/C4H10N2O4S/c5-4(7)3-6-1-2-11(8,9)10/h6H,1-3H2,(H2,5,7)(H,8,9,10)
- Smiles
- NC(=O)CNCCS(=O)(=O)O
Evidence (1)
DATABASE_MATCH
via CultureMech
Imported from CultureMech pipeline, quality=DIRECT_MATCH
Occurrence statistics
- Total occurrences
- 15
- Distinct media
- 15
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 |
| 2026-04-05T19:53:05.377247+00:00 | fetch_cas_rn_from_pubchem | ADDED_CAS_RN | MAPPED | Added CAS-RN:7365-82-4 from PubChem API via name lookup (N-(2-acetamido)-2-aminoethanesulfonic acid) |
| 2026-04-18T00:00:00+00:00 | cbclaw_kg_microbe_sweep LLM | ADDED_SYNONYMS | MAPPED | Added 2 synonyms from kg-microbe P4.4 enrichment: 2-[(2-amino-2-oxoethyl)amino]ethanesulfonic acid, N-(carbamoylmethyl)taurine |
| 2026-05-01T07:35:34.931092+00:00 | auto_classify_ingredient_type | AUTO_CLASSIFY_INGREDIENT_TYPE | set ingredient_type=SINGLE_INGREDIENT (CHEBI primary) | |
| 2026-05-01T08:08:30.983057+00:00 | auto_classify_ingredient_type | AUTO_BACKFILL_CHEBI_CHEMISTRY | molecular_formula=C4H10N2O4S; inchi=InChI=1S/C4H10N2O4S/c5-4(7)3-6-1-2-11(8,9)10/h6H,1; smiles=NC(=O)CNCCS(=O)(=O)O | |
| 2026-05-02T03:12:16.694123+00:00 | auto_classify_ingredient_type | AUTO_CLASSIFY_INGREDIENT_TYPE | set ingredient_type=SINGLE_INGREDIENT (chemical structure populated (molecular_formula)) | |
| 2026-06-14T06:54:43.184139+00:00 | infer_roles_from_chebi_ancestry | ANNOTATED | Added media role: BUFFER (confidence: 0.70) | |
| 2026-07-20T00:00:00+00:00 | migrate_media_roles_to_facets | ANNOTATED | Migrated legacy media_roles to role facets (#128): BUFFER -> physicochemical_roles.BUFFER | |
| 2026-08-13T00:00:00+00:00 | merge_buffer_class_duplicates | MERGED_FROM | Absorbed 'ACES', which sat on the structureless grouping class CHEBI:39061 (#320/#334). Same buffer under a trivial name; the class term carried no structure, so lexical matching had nothing to distinguish it from this record. Occurrences 1/1 + 8/8 -> 9/9. Trivial name kept as a RAW_TEXT synonym. | |
| 2026-08-27T03:16:39.519366+00:00 | refresh_occurrence_statistics | CORRECTED | occurrence_statistics 9/9 -> 15/15 (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] |