Article · Wikipedia archive · Last revised Jun 2, 2026

Bitartrate

Bitartrate is an anion which is the conjugate base of tartaric acid. It may also refer to any salt or monoester of tartaric acid.

Last revised
Jun 2, 2026
Read time
≈ 1 min
Length
160 w
Citations
17
Source
Wikipedia ↗
Bitartrate anion
source ↗
Names
Preferred IUPAC name
3-Carboxy-2,3-dihydroxypropanoate31
Other names
  • Bitartrate
  • Butanedioic acid, 2,3-dihydroxy-, ion(1−)
  • 3-Carboxylato-2,3-dihydroxypropionic acid
  • Hydrogen tartrate
  • 2,3,4-Trihydroxy-4-oxobutanoate
  • 2,3,4-Trihydroxy-4-oxobutyric acidanion12
Identifiers
3D model (JSmol)
390588732
ChEBI
ChemSpider
  • InChI=1S/C4H6O6/c5-1(3(7)8)2(6)4(9)10/h1-2,5-6H,(H,7,8)(H,9,10)/p-1
    Key: FEWJPZIEWOKRBE-UHFFFAOYSA-M
  • 3: OC(C(O)C([O-])=O)C(O)=O
  • 12: C(C(C(=O)[O-])O)(C(=O)O)O
Properties
C4H5O6−
Molar mass 149.079 g·mol−1
Conjugate acid Tartaric acid
Conjugate base Tartrate
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).

Bitartrate is an anion which is the conjugate base of tartaric acid. It may also refer to any salt or monoester of tartaric acid.

Some examples of bitartrate salts include:

References

References

  1. "3-Carboxy-2,3-dihydroxypropanoate | C4H5O6 | ChemSpider". www.chemspider.com. Retrieved 27 January 2019.
  2. "Hydrogen tartrate". pubchem.ncbi.nlm.nih.gov. Retrieved 27 January 2019.
  3. "3-carboxy-2,3-dihydroxypropanoate (CHEBI:48929)". www.ebi.ac.uk. 25 June 2014. Retrieved 27 January 2019.