Na-ampicillin

CHEBI:34535 chemically defined MAPPED CHEBI EXACT_MATCH

Ontology mapping

Primary identifier
CHEBI:34535
Ontology label
ampicillin sodium

Physicochemical roles

Synonyms (10)

SynonymTypeSourceOccurrences
Ampicillin sodium EXACT_SYNONYM kg_microbe
Austrapen EXACT_SYNONYM kg_microbe
D(-)-alpha-aminobenzylpenicillin sodium salt EXACT_SYNONYM kg_microbe
ampicillin natrium EXACT_SYNONYM kg_microbe
monosodium D-(-)-6-(2-amino-2-phenylacetamido)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo(3.2.0)heptane-2-carboxylate EXACT_SYNONYM kg_microbe
sodium (2S,5R,6R)-6-{[(2R)-2-amino-2-phenylacetyl]amino}-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate EXACT_SYNONYM kg_microbe
sodium 6beta-[(2R)-2-amino-2-phenylacetamido]-2,2-dimethylpenam-3alpha-carboxylate EXACT_SYNONYM kg_microbe
sodium D-(-)-alpha-aminobenzylpenicillin EXACT_SYNONYM kg_microbe
sodium ampicillin EXACT_SYNONYM kg_microbe
Ampicillin sodium salt RAW_TEXT merged_record

Chemical properties

Cas rn
69-52-3
Data source
PubChem API (preprocessed)
Retrieval date
2026-04-05T23:45:32.262026+00:00
Molecular formula
C16H18N3O4S.Na
Inchi
InChI=1S/C16H19N3O4S.Na/c1-16(2)11(15(22)23)19-13(21)10(14(19)24-16)18-12(20)9(17)8-6-4-3-5-7-8;/h3-7,9-11,14H,17H2,1-2H3,(H,18,20)(H,22,23);/q;+1/p-1/t9-,10-,11+,14-;/m1./s1
Smiles
[H][C@]12SC(C)(C)[C@H](C(=O)[O-])N1C(=O)[C@H]2NC(=O)[C@H](N)c1ccccc1.[Na+]

Evidence (1)

DATABASE_MATCH via CultureMech

Imported from CultureMech pipeline, quality=DIRECT_MATCH

Occurrence statistics

Total occurrences
12
Distinct media
12

Curation history

TimestampCuratorActionNew statusChanges
2026-03-09T06:54:18.022301+00:00 import_from_culturemech IMPORTED MAPPED Initial import from CultureMech pipeline
2026-04-05T23:45:32.262036+00:00 fetch_cas_rn_with_preprocessing ADDED_CAS_RN MAPPED Added CAS-RN:69-52-3 from PubChem API (preprocessed) via name preprocessing (Na-ampicillin)
2026-04-18T00:00:00+00:00 cbclaw_kg_microbe_sweep LLM ADDED_SYNONYMS MAPPED Added 9 synonyms from kg-microbe P4.4 enrichment: Ampicillin sodium, Austrapen, D(-)-alpha-aminobenzylpenicillin sodium salt, ampicillin natrium, monosodium D-(-)-6-(2-amino-2-phenylacetamido)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo(3.2.0)heptane-2-carboxylate, ... (4 more)
2026-05-01T07:35:34.980431+00:00 auto_classify_ingredient_type AUTO_CLASSIFY_INGREDIENT_TYPE set ingredient_type=SINGLE_INGREDIENT (CHEBI primary)
2026-05-01T08:08:31.038192+00:00 auto_classify_ingredient_type AUTO_BACKFILL_CHEBI_CHEMISTRY molecular_formula=C16H18N3O4S.Na; inchi=InChI=1S/C16H19N3O4S.Na/c1-16(2)11(15(22)23)19-13(; smiles=[H][C@]12SC(C)(C)[C@H](C(=O)[O-])N1C(=O)[C@H]2NC(=
2026-05-02T03:12:16.759187+00:00 auto_classify_ingredient_type AUTO_CLASSIFY_INGREDIENT_TYPE set ingredient_type=SINGLE_INGREDIENT (chemical structure populated (molecular_formula))
2026-06-02T07:05:13.391733+00:00 infer_roles_from_name_lists ANNOTATED Added media role: SELECTIVE_AGENT (confidence: 0.80)
2026-06-09T05:23:46.803401+00:00 correct_stale_ontology_labels.py CORRECTED ontology_label 'Na-ampicillin' -> 'ampicillin sodium': synced to canonical CHEBI label (preferred_term 'Na-ampicillin' unchanged).
2026-07-20T00:00:00+00:00 migrate_media_roles_to_facets ANNOTATED Migrated legacy media_roles to role facets (#128): SELECTIVE_AGENT -> physicochemical_roles.SELECTIVE_AGENT
2026-08-05T06:57:17.869208+00:00 merge-same-substance-batch LLM MERGED_FROM_MAPPED_RECORD Absorbed CHEBI:34535 'Ampicillin sodium salt': 1 synonym(s), occurrences +0/0. Same substance under two names; MERGE_SAME_SUBSTANCE in duplicate_identifier_baseline.tsv (#226). Source: mediadive.ingredient:1283.
2026-08-27T03:16:39.519388+00:00 refresh_occurrence_statistics CORRECTED occurrence_statistics 5/5 -> 12/12 (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]