potassium hydrogencarbonate

CHEBI:81862 ·resolve ·ANTIFUNGAL ·EXACT SEEDED

A potassium salt that is the monopotassium salt of carbonic acid. It has fungicidal properties and is used in organic farming for the control of powdery mildew and apple scab. — ChEBI

Machine-generated and unreviewed. Identity, structure and cross-references come straight from ChEBI's and CARD's own data; no curator has signed off on this record yet.

Classification

Strictly broader compounds or drug classes this molecule belongs to.

CHEBI:24868 CHEBI:24868
CHEBI:26218 CHEBI:26218

Chemical structure

Computed structure properties
Molecular formula	CHO3.K
Charge	0
Average mass	100.114 Da
Monoisotopic mass	99.95628 Da
Source	ChEBI
InChIKey	TYJJADVDDVDEDZ-UHFFFAOYSA-M

SMILES

O=C([O-])O.[K+]

InChI

InChI=1S/CH2O3.K/c2-1(3)4;/h(H2,2,3,4);/q;+1/p-1

Also called

potassium hydrogen carbonate (EXACT_SYNONYM)— chebi
E501 (EXACT_SYNONYM)— chebi
KHCO3 (EXACT_SYNONYM)— chebi
monopotassium carbonate (EXACT_SYNONYM)— chebi
potassium acid carbonate (EXACT_SYNONYM)— chebi
potassium bicarbonate (EXACT_SYNONYM)— chebi

Cross-references

Equivalent identifiers for this same structure in other resources.

cas:298-14-6
kegg.compound:C18606
kegg.drug:D02077
ppdb:1624
reaxys:4535309
wikipedia.en:Potassium_bicarbonate

Activity roles

Every antimicrobial role a source asserts for this compound — the unreduced evidence behind its antimicrobial_class.

CHEBI:86328 CHEBI:86328

Source concepts

Every upstream concept that resolved to this record. The merge is the product: this is what shows ChEBI and CARD are describing the same structure.

Upstream concepts merged into this record
Source	Native ID	Label	Minted CURIE	Version
CHEBI	`CHEBI:81862`	potassium hydrogencarbonate	`antibioticmech:chebi-a022181714`	2026-08-30

Curation history

SEEDED_FROM_SOURCES 2026-08-30 · seed_from_sources
Seeded from data/raw/ inventories (CHEBI)
RESEEDED_FROM_SOURCES 2026-08-30 · seed_from_sources
Re-seeded from updated data/raw/ inventories
RESEEDED_FROM_SOURCES 2026-08-30 · seed_from_sources
Re-seeded from updated data/raw/ inventories

Provenance

Seeded by scripts/seed_from_sources.py from the committed inventories in data/raw/. View the record.