Sialyllacto-N-tetraose c

CHEBI:89905 chemically defined MAPPED CHEBI CAS_RN_LOOKUP

Ontology mapping

Primary identifier
CHEBI:89905
Ontology label
Sialyllacto-N-neotetraose c

Nutritional roles

Chemical properties

Cas rn
64003-55-0
Data source
CultureBotHT compounds_to_cas.csv
Retrieval date
2026-04-29T06:34:31.158938+00:00
Molecular formula
C37H62N2O29
Inchi
InChI=1S/C37H62N2O29/c1-10(45)38-19-12(47)3-37(36(59)60,68-31(19)22(52)14(49)5-41)61-9-18-23(53)26(56)27(57)34(64-18)66-30-17(8-44)63-33(20(25(30)55)39-11(2)46)67-32-24(54)16(7-43)62-35(28(32)58)65-29(15(50)6-42)21(51)13(48)4-40/h4,12-35,41-44,47-58H,3,5-9H2,1-2H3,(H,38,45)(H,39,46)(H,59,60)/t12-,13-,14+,15+,16+,17+,18?,19+,20+,21+,22+,23-,24-,25+,26-,27+,28+,29+,30+,31+,32-,33-,34-,35-,37+/m0/s1
Smiles
CC(=O)N[C@H]1[C@H](O[C@H]2[C@@H](O)[C@@H](CO)O[C@@H](O[C@@H]([C@H](O)[C@@H](O)C=O)[C@H](O)CO)[C@@H]2O)O[C@H](CO)[C@@H](O[C@@H]2OC(CO[C@]3(C(=O)O)C[C@H](O)[C@@H](NC(C)=O)[C@H]([C@H](O)[C@H](O)CO)O3)[C@H](O)[C@H](O)[C@H]2O)[C@@H]1O

Evidence (1)

DATABASE_MATCH via CultureBotHT

Imported from CultureBotHT. CAS-RN→CHEBI mapping resolved via OAK CHEBI sqlite (cas xref).

Occurrence statistics

Total occurrences
0
Distinct media
0

Curation history

TimestampCuratorActionNew statusChanges
2026-04-29T06:34:31.158938+00:00 audit_cas_chebi_followup CREATED_FROM_CAS_LOOKUP MAPPED Created from CultureBotHT CAS-RN=64003-55-0; CHEBI resolved via OAK CHEBI sqlite (cas xref); Imported from CultureBotHT. CAS-RN→CHEBI mapping resolved via OAK CHEBI sqlite (cas xref).
2026-05-01T07:35:36.154801+00:00 auto_classify_ingredient_type AUTO_CLASSIFY_INGREDIENT_TYPE set ingredient_type=SINGLE_INGREDIENT (CHEBI primary)
2026-05-01T08:08:32.244433+00:00 auto_classify_ingredient_type AUTO_BACKFILL_CHEBI_CHEMISTRY molecular_formula=C37H62N2O29; inchi=InChI=1S/C37H62N2O29/c1-10(45)38-19-12(47)3-37(36(; smiles=CC(=O)N[C@H]1[C@H](O[C@H]2[C@@H](O)[C@@H](CO)O[C@@
2026-05-02T03:12:18.227092+00:00 auto_classify_ingredient_type AUTO_CLASSIFY_INGREDIENT_TYPE set ingredient_type=SINGLE_INGREDIENT (chemical structure populated (molecular_formula))
2026-05-30T00:34:39.655053+00:00 infer_roles_from_chebi_ancestry ANNOTATED Added media role: CARBON_SOURCE (confidence: 0.70)
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
2026-08-24T00:00:00+00:00 regrade_synonym_matches REGRADED_TO_CAS_RN_LOOKUP mapping_quality EXACT_MATCH -> CAS_RN_LOOKUP (#317). The record was created by an explicit CAS-to-ChEBI lookup and its current CAS RN 64003-55-0 uniquely resolves by ChEBI xref to CHEBI:89905 'Sialyllacto-N-neotetraose c'. CAS_RN_LOOKUP records the method that established this mapping; a lexical grade would discard that provenance. ontology_id is unchanged. The own-identifier SSSOM predicate remains skos:exactMatch under Rule D (#438), independently of mapping quality.