Ontology mapping
- Primary identifier
-
CHEBI:16040 - Ontology label
- cytosine
- Notes
- Created from FEBA ontology enrichment workflow. Used in 20 FEBA media formulations.
Synonyms (6)
| Synonym | Type | Source | Occurrences |
|---|---|---|---|
| 4-amino-2(1H)-pyrimidinone | EXACT_SYNONYM | kg_microbe | |
| 4-amino-2-hydroxypyrimidine | EXACT_SYNONYM | kg_microbe | |
| 4-aminopyrimidin-2(1H)-one | EXACT_SYNONYM | kg_microbe | |
| Cyt | EXACT_SYNONYM | kg_microbe | |
| Cytosin | EXACT_SYNONYM | kg_microbe | |
| Zytosin | EXACT_SYNONYM | kg_microbe |
Chemical properties
- Cas rn
- 71-30-7
- Data source
- FEBA ontology enrichment (via PubChem)
- Retrieval date
- 2026-04-07T10:19:15.706141+00:00
- Molecular formula
- C4H5N3O
- Inchi
- InChI=1S/C4H5N3O/c5-3-1-2-6-4(8)7-3/h1-2H,(H3,5,6,7,8)
- Smiles
- Nc1ccnc(=O)n1
Evidence (1)
CAS_RN_CROSS_REFERENCE
via PubChem
ChEBI ID CHEBI:16040 found via PubChem CAS-RN cross-reference
Occurrence statistics
- Total occurrences
- 20
- Distinct media
- 20
Curation history
| Timestamp | Curator | Action | New status | Changes |
|---|---|---|---|---|
| 2026-04-07T10:19:15.706130+00:00 | feba_ontology_enrichment_batch | CREATED | MAPPED | Created ingredient file from FEBA ontology enrichment batch with ChEBI ID CHEBI:16040 |
| 2026-04-18T00:00:00+00:00 | cbclaw_kg_microbe_sweep LLM | ADDED_SYNONYMS | MAPPED | Added 6 synonyms from kg-microbe P4.4 enrichment: 4-amino-2(1H)-pyrimidinone, 4-amino-2-hydroxypyrimidine, 4-aminopyrimidin-2(1H)-one, Cyt, Cytosin, ... (1 more) |
| 2026-05-01T07:35:33.036680+00:00 | auto_classify_ingredient_type | AUTO_CLASSIFY_INGREDIENT_TYPE | set ingredient_type=SINGLE_INGREDIENT (CHEBI primary) | |
| 2026-05-01T08:08:28.951289+00:00 | auto_classify_ingredient_type | AUTO_BACKFILL_CHEBI_CHEMISTRY | molecular_formula=C4H5N3O; inchi=InChI=1S/C4H5N3O/c5-3-1-2-6-4(8)7-3/h1-2H,(H3,5,6,; smiles=Nc1ccnc(=O)n1 | |
| 2026-05-02T03:12:13.699484+00:00 | auto_classify_ingredient_type | AUTO_CLASSIFY_INGREDIENT_TYPE | set ingredient_type=SINGLE_INGREDIENT (chemical structure populated (molecular_formula)) |