Molecule record

tartaric acid

C4H6O6

150.09 g/mol

2D structure for tartaric acid

Molecular properties

Formula
C4H6O6
Molar mass
150.09 g·mol−1
Exact mass
150.0164 Da
2
4
6
115.00 Ų
-1.9 (PubChem computed XLogP3-AA descriptor)
CAS
87-69-4
PubChem CID
444305

Interactions

Polarity
Often polar; exact polarity depends on size, substitution, and ionization state.
Acid-base behavior
Review ionizable groups and pKa data where available; ChemForge does not infer definitive acid-base state from identity alone.
Intermolecular forces
Assess dispersion, dipole interactions, hydrogen bonding, and ionic character from the functional groups shown.

Functional groups

Alcohol
Carboxylic acid

Physical properties

PropertyValueConditionsSource
Logp-1.9PubChem computed XLogP3-AA descriptorPubChem(link only)

Common names and synonyms

  • (+)-(R,R)-Tartaric acid
  • (+)-L-Tartaric acid
  • (+)-Tartaric acid
  • (2R,3R)-2,3-dihydroxybutanedioic acid
  • (2R,3R)-2,3-dihydroxysuccinic acid
  • (2R,3R)-Tartaric acid
  • (R,R)-(+)-Tartaric acid
  • (R,R)-Tartaric acid
Show all 22 synonyms
  • 1,2-Dihydroxyethane-1,2-dicarboxylic acid
  • 87-69-4
  • Butanedioic acid, 2,3-dihydroxy- (2R,3R)-
  • DTXSID8023632
  • Dextrotartaric acid
  • FEMA No. 3044
  • Kyselina vinna
  • L-(+)-Tartaric acid
  • L-tartaric acid
  • L-threaric acid
  • NSC-62778
  • Natural tartaric acid
  • Rechtsweinsaeure
  • Threaric acid

Structure identifiers

Canonical SMILES
[C@@H]([C@H](C(=O)O)O)(C(=O)O)O
Isomeric SMILES
[C@@H]([C@H](C(=O)O)O)(C(=O)O)O
InChI
InChI=1S/C4H6O6/c5-1(3(7)8)2(6)4(9)10/h1-2,5-6H,(H,7,8)(H,9,10)/t1-,2-/m1/s1
InChIKey
FEWJPZIEWOKRBE-JCYAYHJZSA-N
PubChem CID
444305

Spectroscopy

Tabs appear only for spectra stored with clear provenance.

Open library

Simulated FTIR trace

Predicted FTIR / %T

4 cm-1 resolution / deterministic instrument profile

Hover for cursor
4000350030002500200015001000500100500wavenumber (cm−1)transmittance (%)

Peak assignments

3350 cm−1broad O-H (simulated)
3000 cm−1broad acid O-H (simulated)
1710 cm−1C=O acid (simulated)
2960 cm−1sp3 C-H (simulated)

Simulated NMR

On-demand educational prediction for tartaric acid; not experimental data.

Simulated EI mass spectrum

On-demand educational fragmentation for tartaric acid; not experimental data.

Sources

Molecule identity

Retrieved 8/7/2026. Reuse status is summarized by the badge; open the source for full details.

simulated IR

ChemForge original educational simulation.

Open source record