glycerol — MIM

Ontology mapping

Primary identifier: CHEBI:17754
kg-microbe node: CHEBI:17754

Nutritional roles

Role
CARBON_SOURCE
Confidence
1.0
Evidence
- Reference type
  DATABASE_ENTRY
  Reference text
  Imported from CultureMech pipeline
  Curator note
  Original role text: Carbon Source
Role
ENERGY_SOURCE
Confidence
0.7
Evidence
- Reference type
  COMPUTATIONAL_PREDICTION
  Reference text
  Canonical energy substrate (catabolised for energy)
  Curator note
  Provisional ENERGY_SOURCE added alongside CARBON_SOURCE; review recommended.

Synonyms (14)

Synonym	Type	Source
Role: Carbon source; Properties: Defined component, Organic compound, Simple component	RAW_TEXT	CultureMech
Role: Carbon source; Properties: Defined component, Simple component, Organic compound	RAW_TEXT	CultureMech
Role: Carbon source; Properties: Organic compound, Defined component, Simple component	RAW_TEXT	CultureMech
Role: Carbon source; Properties: Organic compound, Simple component, Defined component	RAW_TEXT	CultureMech
Role: Carbon source; Properties: Simple component, Defined component, Organic compound	RAW_TEXT	CultureMech
1,2,3-Propanetriol	EXACT_SYNONYM	kg_microbe
1,2,3-Trihydroxypropane	EXACT_SYNONYM	kg_microbe
G Glycerol	EXACT_SYNONYM	kg_microbe
Glyceritol	EXACT_SYNONYM	kg_microbe
Glyzerin	EXACT_SYNONYM	kg_microbe
Oelsuess	EXACT_SYNONYM	kg_microbe
Propanetriol	EXACT_SYNONYM	kg_microbe
Trihydroxypropane	EXACT_SYNONYM	kg_microbe
glycerine	EXACT_SYNONYM	kg_microbe

Chemical properties

Cas rn: 56-81-5
Data source: PubChem API
Retrieval date: 2026-04-05T19:52:17.243616+00:00
Molecular formula: C3H8O3

Evidence (2)

DATABASE_MATCH via CultureMech

Imported from CultureMech pipeline, quality=DIRECT_MATCH

CURATOR_JUDGMENT via cbclaw_followups_114

Corrected mis-mapping: ontology_id CHEBI:15978 (sn-glycerol 3-phosphate, C3H9O6P) was wrong; this record is glycerol (CAS 56-81-5). Remapped to CHEBI:17754 (glycerol). EXACT_MATCH.

Occurrence statistics

Total occurrences: 0
Distinct media: 0

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
2026-04-05T19:52:17.243664+00:00	fetch_cas_rn_from_pubchem	ADDED_CAS_RN	MAPPED	Added CAS-RN:56-81-5 from PubChem API via name lookup (glycerol)
2026-04-18T00:00:00+00:00	cbclaw_kg_microbe_sweep LLM	ADDED_SYNONYMS	MAPPED	Added 18 synonyms from kg-microbe P4.4 enrichment: (2R)-2,3-dihydroxypropyl dihydrogen phosphate, (R)-glycerol 1-phosphate, 1,2,3-Propanetriol, 1,2,3-Trihydroxypropane, D-(glycerol 1-phosphate), ... (13 more)
2026-05-01T07:35:33.826764+00:00	auto_classify_ingredient_type	AUTO_CLASSIFY_INGREDIENT_TYPE		set ingredient_type=SINGLE_INGREDIENT (CHEBI primary)
2026-05-01T08:08:29.789875+00:00	auto_classify_ingredient_type	AUTO_BACKFILL_CHEBI_CHEMISTRY		molecular_formula=C3H9O6P; inchi=InChI=1S/C3H9O6P/c4-1-3(5)2-9-10(6,7)8/h3-5H,1-2H2; smiles=O=P(O)(O)OC[C@H](O)CO
2026-05-02T03:12:14.757070+00:00	auto_classify_ingredient_type	AUTO_CLASSIFY_INGREDIENT_TYPE		set ingredient_type=SINGLE_INGREDIENT (chemical structure populated (molecular_formula))
2026-05-29T23:35:36.111295+00:00	extract_roles_from_synonyms	ANNOTATED		Added media role: CARBON_SOURCE (confidence: 1.00)
2026-06-04T05:38:59.200831+00:00	infer_energy_source	ANNOTATED		Added media role: ENERGY_SOURCE (confidence: 0.70)
2026-07-05T00:00:00+00:00	cbclaw_followups_114 LLM	CORRECTED		ontology_id CHEBI:15978 (sn-glycerol 3-phosphate) -> CHEBI:17754 (glycerol); molecular_formula C3H9O6P -> C3H8O3; cleared phosphate inchi/smiles for backfill; kg_microbe_node_id CHEBI:15978 -> CHEBI:17754. CAS 56-81-5 retained.
2026-07-20T00:00:00+00:00	migrate_media_roles_to_facets	ANNOTATED		Migrated legacy media_roles to role facets (#128): CARBON_SOURCE -> nutritional_roles.CARBON_SOURCE; ENERGY_SOURCE -> nutritional_roles.ENERGY_SOURCE
2026-08-05T06:50:52.816735+00:00	merge-same-substance-batch LLM	MERGED_INTO	REJECTED	Merged into CHEBI:17754 'Glycerol'; occurrences transferred. Tombstoned REJECTED, SSSOM rows dropped. Case variant of one compound; MERGE_SAME_SUBSTANCE in duplicate_identifier_baseline.tsv (#226).