Pyridoxal hydrochloride

CHEBI:131529 chemically defined MAPPED CHEBI EXACT_MATCH

Ontology mapping

Primary identifier
CHEBI:131529
Ontology label
pyridoxal hydrochloride

Nutritional roles

Synonyms (9)

SynonymTypeSourceOccurrences
Role: Vitamin; Properties: Organic compound, Defined component, Simple component RAW_TEXT CultureMech
2-Methyl-3-hydroxy-4-formyl-5-hydroxymethylpyridine hydrochloride EXACT_SYNONYM kg_microbe
3-Hydroxy-5-(hydroxymethyl)-2-methylisonicotinaldehyde, hydrochloride EXACT_SYNONYM kg_microbe
3-hydroxy-5-(hydroxymethyl)-2-methylpyridine-4-carbaldehyde hydrochloride EXACT_SYNONYM kg_microbe
4-formyl-3-hydroxy-5-(hydroxymethyl)-2-methylpyridin-1-ium chloride EXACT_SYNONYM kg_microbe
Pyridoxal HCl EXACT_SYNONYM kg_microbe
Pyridoxal·HCl EXACT_SYNONYM kg_microbe
Pyridoxal・HCl RAW_TEXT culturemech:output/ingredient_occurrences.tsv
pyridoxal-HCl (Sigma Aldrich) CATALOG_VARIANT culturemech:output/ingredient_occurrences.tsv

Chemical properties

Cas rn
65-22-5
Data source
PubChem API
Retrieval date
2026-04-05T19:53:42.440890+00:00
Molecular formula
C8H9NO3.HCl
Inchi
InChI=1S/C8H9NO3.ClH/c1-5-8(12)7(4-11)6(3-10)2-9-5;/h2,4,10,12H,3H2,1H3;1H
Smiles
Cl.[H]C(=O)c1c(CO)cnc(C)c1O

Evidence (1)

DATABASE_MATCH via CultureMech

Imported from CultureMech pipeline, quality=DIRECT_MATCH

Occurrence statistics

Total occurrences
36
Distinct media
36

Curation history

TimestampCuratorActionNew statusChanges
2026-03-09T06:54:18.022301+00:00 import_from_culturemech IMPORTED MAPPED Initial import from CultureMech pipeline
2026-04-05T19:53:42.440945+00:00 fetch_cas_rn_from_pubchem ADDED_CAS_RN MAPPED Added CAS-RN:65-22-5 from PubChem API via name lookup (Pyridoxal hydrochloride)
2026-04-18T00:00:00+00:00 cbclaw_kg_microbe_sweep LLM ADDED_SYNONYMS MAPPED Added 6 synonyms from kg-microbe P4.4 enrichment: 2-Methyl-3-hydroxy-4-formyl-5-hydroxymethylpyridine hydrochloride, 3-Hydroxy-5-(hydroxymethyl)-2-methylisonicotinaldehyde, hydrochloride, 3-hydroxy-5-(hydroxymethyl)-2-methylpyridine-4-carbaldehyde hydrochloride, 4-formyl-3-hydroxy-5-(hydroxymethyl)-2-methylpyridin-1-ium chloride, Pyridoxal HCl, ... (1 more)
2026-05-01T07:35:35.956182+00:00 auto_classify_ingredient_type AUTO_CLASSIFY_INGREDIENT_TYPE set ingredient_type=SINGLE_INGREDIENT (CHEBI primary)
2026-05-01T08:08:32.046342+00:00 auto_classify_ingredient_type AUTO_BACKFILL_CHEBI_CHEMISTRY molecular_formula=C8H9NO3.HCl; inchi=InChI=1S/C8H9NO3.ClH/c1-5-8(12)7(4-11)6(3-10)2-9-5; smiles=Cl.[H]C(=O)c1c(CO)cnc(C)c1O
2026-05-02T03:12:17.971342+00:00 auto_classify_ingredient_type AUTO_CLASSIFY_INGREDIENT_TYPE set ingredient_type=SINGLE_INGREDIENT (chemical structure populated (molecular_formula))
2026-05-29T23:35:36.112665+00:00 extract_roles_from_synonyms ANNOTATED Added media role: VITAMIN_SOURCE (confidence: 1.00)
2026-06-09T05:23:46.824639+00:00 correct_stale_ontology_labels.py CORRECTED ontology_label 'Pyridoxal hydrochloride' -> 'pyridoxal hydrochloride': synced to canonical CHEBI label (preferred_term 'Pyridoxal hydrochloride' unchanged).
2026-07-20T00:00:00+00:00 migrate_media_roles_to_facets ANNOTATED Migrated legacy media_roles to role facets (#128): VITAMIN_SOURCE -> nutritional_roles.VITAMIN_SOURCE
2026-08-27T03:16:39.519763+00:00 refresh_occurrence_statistics CORRECTED occurrence_statistics 18/18 -> 36/36 (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]
2026-08-30T04:48:06.233536+00:00 claude_culturemech_alias_backfill ADDED_SYNONYMS Added 2 CultureMech recipe surface form(s) that folded onto this record's published label but were absent from MIM's label index, so CultureMech could not resolve them: 'Pyridoxal・HCl' (x1 CultureMech mentions); 'pyridoxal-HCl (Sigma Aldrich)' (x1 CultureMech mentions). Source: culturemech:output/ingredient_occurrences.tsv.