potassium bitartrate

CHEBI:32034 ·resolve ·ANTIMICROBIAL_UNSPECIFIED ·EXACT SEEDED

An organic potassium salt of L-tartaric acid. It is a by-product of winemaking and occurs naturally in grapes, the major fruit used to produce wine. — 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:50394 CHEBI:50394

Chemical structure

Computed structure properties
Molecular formula	C4H5O6.K
Charge	0
Average mass	188.176 Da
Monoisotopic mass	187.97232 Da
Source	ChEBI
InChIKey	KYKNRZGSIGMXFH-ZVGUSBNCSA-M

SMILES

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

InChI

InChI=1S/C4H6O6.K/c5-1(3(7)8)2(6)4(9)10;/h1-2,5-6H,(H,7,8)(H,9,10);/q;+1/p-1/t1-,2-;/m1./s1

Also called

Faccla (BRAND_NAME)— chebi
Faccula (BRAND_NAME)— chebi
Faecla (BRAND_NAME)— chebi
Faecula (BRAND_NAME)— chebi
potassium (2R,3R)-3-carboxy-2,3-dihydroxypropanoate (EXACT_SYNONYM)— chebi
acid potassium tartrate (EXACT_SYNONYM)— chebi
cream of tartar (EXACT_SYNONYM)— chebi
monopotassium tartrate (EXACT_SYNONYM)— chebi
potassium L-bitartrate (EXACT_SYNONYM)— chebi
potassium L-tartrate (EXACT_SYNONYM)— chebi
potassium acid tartrate (EXACT_SYNONYM)— chebi
potassium hydrogen tartrate (EXACT_SYNONYM)— chebi
tartar (EXACT_SYNONYM)— chebi
tartar cream (EXACT_SYNONYM)— chebi
tartaric acid monopotassium salt (EXACT_SYNONYM)— chebi

Cross-references

Equivalent identifiers for this same structure in other resources.

cas:868-14-4
drugbank:DB11107
foodb.food:FDB016908
kegg.drug:D01561
wikipedia.en:Potassium_bitartrate

Activity roles

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

CHEBI:33281 CHEBI:33281

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:32034`	potassium bitartrate	`antibioticmech:chebi-b9c43bd422`	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.