Diammonium molybdate

Ontology mapping

Primary identifier: CHEBI:91249
Ontology label: ammonium molybdate
Notes: Created from FEBA ontology enrichment workflow. Used in 3 FEBA media formulations.
kg-microbe node: CHEBI:91249

Nutritional roles

Role
TRACE_ELEMENT
Confidence
1.0
Evidence
- Reference type
  DATABASE_ENTRY
  Reference text
  Imported from CultureMech pipeline
  Curator note
  Original role text: Mineral

Synonyms (9)

Synonym	Type	Source
(NH4)2MoO4	EXACT_SYNONYM	kg_microbe
Ammonium Molybdate	EXACT_SYNONYM	kg_microbe
Ammonium molybdate(VI)	EXACT_SYNONYM	kg_microbe
Molybdic acid, diammonium salt	EXACT_SYNONYM	kg_microbe
ammonium orthomolybdate	EXACT_SYNONYM	kg_microbe
bisammonium dioxido(dioxo)molybdenum	EXACT_SYNONYM	kg_microbe
diammonium tetraoxomolybdate	EXACT_SYNONYM	kg_microbe
(NH4)6Mo7O24	EXACT	manual
Role: Mineral source; Properties: Inorganic compound, Defined component, Simple component	RAW_TEXT	CultureMech

Rejected enrichment labels (4)

Provenance-only candidates: these are not synonyms and do not resolve to this record.

Rejected label	Disposition	Source
(NH4)6Mo7O24 x 4 H2O	REJECTED_LABEL	manual
Molybdic acid ammonium salt tetrahydrate	REJECTED_LABEL	manual
Ammonium heptamolybdate tetrahydrate	REJECTED_LABEL	manual
(NH4)6Mo7O24.4H2O	REJECTED_LABEL	sssom_other_backfill

Chemical properties

Cas rn: 13106-76-8
Data source: FEBA ontology enrichment (via PubChem)
Retrieval date: 2026-04-07T10:19:20.864770+00:00
Molecular formula: 2H4N.MoO4
Inchi: InChI=1S/Mo.2H3N.4O/h;2*1H3;;;;/q;;;;;2*-1/p+2
Smiles: [NH4+].[NH4+].[O]=[Mo](=[O])([O-])[O-]

Evidence (1)

CAS_RN_CROSS_REFERENCE via PubChem

ChEBI ID CHEBI:91249 found via PubChem CAS-RN cross-reference

Occurrence statistics

Total occurrences: 239
Distinct media: 239

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
2026-04-05T19:51:05.605205+00:00	fetch_cas_rn_from_pubchem	ADDED_CAS_RN	MAPPED	Added CAS-RN:234-320-9 from PubChem API via name lookup (Ammonium Molybdate)
2026-04-05T21:48:44.726442+00:00	fetch_cas_rn_from_culturebot_csv	ADDED_CAS_RN	MAPPED	Added CAS-RN:12027-67-7 from CultureBotHT compounds_to_cas.csv (matched: Ammonium molybdate)
2026-04-07T10:19:20.864755+00:00	feba_ontology_enrichment_batch	CREATED	MAPPED	Created ingredient file from FEBA ontology enrichment batch with ChEBI ID CHEBI:91249
2026-04-09T00:32:50.689620+00:00	enrich_mim_cas_rn_batch	CAS_RN_ADDED	MAPPED	Added CAS-RN 13106-76-8 from PubChem (via CHEBI:91249)
2026-04-09T00:32:50.689620+00:00	enrich_mim_cas_rn_batch	CAS_RN_ADDED	MAPPED	Added CAS-RN 12027-67-7 from CultureBotHT/compounds_to_cas.csv
2026-04-17T12:00:00+00:00	synonym_expansion_cbclaw LLM	ADDED_SYNONYMS	MAPPED	Added 4 synonyms for unmapped CultureMech surface forms
2026-04-18T00:00:00+00:00	cbclaw_kg_microbe_sweep LLM	ADDED_SYNONYMS	MAPPED	Added 7 synonyms from kg-microbe P4.4 enrichment: (NH4)2MoO4, Ammonium Molybdate, Ammonium molybdate(VI), Molybdic acid, diammonium salt, ammonium orthomolybdate, ... (2 more)
2026-04-18T00:00:00+00:00	cbclaw_kg_microbe_sweep LLM	ADDED_SYNONYMS	MAPPED	Added 7 synonyms from kg-microbe P4.4 enrichment: Ammonium Molybdate, Ammonium molybdate(VI), Diammonium molybdate, Molybdic acid, diammonium salt, ammonium orthomolybdate, ... (2 more)
2026-04-18T00:00:00+00:00	cbclaw_kg_microbe_sweep LLM	ADDED_SYNONYMS	MAPPED	Added 7 synonyms from kg-microbe P4.4 enrichment: (NH4)2MoO4, Ammonium molybdate(VI), Diammonium molybdate, Molybdic acid, diammonium salt, ammonium orthomolybdate, ... (2 more)
2026-04-19T07:39:40.088622+00:00	audit_mim_merge	MERGED_FROM_DUPLICATES	MAPPED	Absorbed 3 duplicate MIM record(s) into this one: Nh42moo4.yaml, Ammonium_Molybdate.yaml, Ammonium_Molybdate_2.yaml. Synonyms, curation_history, and occurrence counts were unioned/summed; winner selected by highest occurrence count with preferred_term readability tie-break.
2026-04-19T07:39:40.088267+00:00	audit_resolve_risky_cas_rn	RESOLVED_CAS_RN_CONFLICT	MAPPED	CAS-RN conflict across merged group (12027-67-7\|13106-76-8) resolved via OAK canonical xref: 13106-76-8 (match)
2026-05-01T07:35:33.250987+00:00	auto_classify_ingredient_type	AUTO_CLASSIFY_INGREDIENT_TYPE		set ingredient_type=SINGLE_INGREDIENT (CHEBI primary)
2026-05-01T08:08:29.185426+00:00	auto_classify_ingredient_type	AUTO_BACKFILL_CHEBI_CHEMISTRY		molecular_formula=2H4N.MoO4; inchi=InChI=1S/Mo.2H3N.4O/h;21H3;;;;/q;;;;;2-1/p+2; smiles=[NH4+].[NH4+].[O]=[Mo](=[O])([O-])[O-]
2026-05-02T03:12:13.997427+00:00	auto_classify_ingredient_type	AUTO_CLASSIFY_INGREDIENT_TYPE		set ingredient_type=SINGLE_INGREDIENT (chemical structure populated (molecular_formula))
2026-05-29T23:35:36.110943+00:00	extract_roles_from_synonyms	ANNOTATED		Added media role: MINERAL (confidence: 1.00)
2026-07-20T00:00:00+00:00	migrate_media_roles_to_facets	ANNOTATED		Migrated legacy media_roles to role facets (#128): MINERAL -> nutritional_roles.TRACE_ELEMENT
2026-08-27T03:16:39.518731+00:00	refresh_occurrence_statistics	CORRECTED		occurrence_statistics 8/8 -> 239/239 (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]
2026-09-02T17:40:44.716277+00:00	claude_sssom_surface_form_backfill	ADDED_SYNONYMS		Recovered 1 surface form(s) that the published SSSOM `other` carried but no curated record did, so a rebuild would have dropped them from KGX: '(NH4)6Mo7O24.4H2O'. Tokens already present on the kg-microbe ontology node were left out as redundant (#520).
2026-09-12T00:00:00+00:00	reject_hidden_hydrate_synonym_collapses	REJECTED_HIDDEN_HYDRATE_SYNONYMS	MAPPED	Marked hidden hydrate synonym(s) as REJECTED_LABEL so this record no longer resolves sibling hydrate identities (#251): '(NH4)6Mo7O24 x 4 H2O', 'Molybdic acid ammonium salt tetrahydrate', 'Ammonium heptamolybdate tetrahydrate', '(NH4)6Mo7O24.4H2O'.