Back to Search
Molecule
Potassium Bitartrate
CAS: 868-14-4 · C4H6KO6
2D Structure
3D Structure
Loading 3D structure...
Basic Information
- CAS Registry Number
- 868-14-4
- Molecular Formula
- C4H6KO6
- Molecular Mass
- 189.18 g/mol
Identifiers
CAS Registry Number
868-14-4
SMILES
O=C(O)[C@H](O)[C@@H](O)C(=O)O.[K]
InChI Key
BPHVHMBNGQRCNN-ZVGUSBNCSA-N
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);/t1-,2-;/m1./s1
Names and Synonyms
- Potassium Bitartrate Common Name
- Butanedioic acid, 2,3-dihydroxy- (2R,3R)-, potassium salt (1:1) Synonym
- Tartaric acid, monopotassium salt Synonym
- Butanedioic acid, 2,3-dihydroxy-[R-(R*,R*)]-, monopotassium salt Synonym
- Butanedioic acid, 2,3-dihydroxy- (2R,3R)-, monopotassium salt Synonym
- Acid potassium tartrate Synonym
- Cream of tartar Synonym
- Cremor tartari Synonym
- Faecla Synonym
- Faecula Synonym
- Potassium acid tartrate Synonym
- Potassium bitartrate Synonym
- Potassium hydrogen tartrate Synonym
- Potassium tartrate (KHC4H4O6) Synonym
- Tartar cream Synonym
- Tartar Synonym
- Faccula Synonym
- Faccla Synonym
- Monopotassium tartrate Synonym
- Potassium hydrotartrate Synonym
- Potassium hydrogen L(+)-tartrate Synonym
- NSC 155080 Synonym
All Properties
Comprehensive physical and chemical properties
| Property | Value | Source |
|---|---|---|
| Molecular Mass | 189.18 g/mol | CAS Common Chemistry |
| 189.18399999999997 g/mol | RDKit | |
| 189.184 g/mol | RDKit | |
| 190.192 g/mol | chempirical lib | |
| Density | 1.98 g/cm³ | CAS Common Chemistry |
| 1.984 g/cm3 @ 18 °C | CAS Common Chemistry | |
| Wikipedia Url | https://en.wikipedia.org/wiki/Potassium_bitartrate | CAS Common Chemistry |
| Canonical SMILES | [K].O=C(O)C(O)C(O)C(=O)O | CAS Common Chemistry |
| 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);/t1-,2-;/m1./s1 | CAS Common Chemistry |
| InChI Key | InChIKey=BPHVHMBNGQRCNN-ZVGUSBNCSA-N | CAS Common Chemistry |
| Name | Potassium bitartrate | CAS Common Chemistry |
| Heavy Atom Count | 11 | RDKit |
| Hydrogen Bond Acceptors | 4 | RDKit |
| Hydrogen Bond Donors | 4 | RDKit |
| Rotatable Bonds | 3 | RDKit |
| Aromatic Ring Count | 0 | RDKit |
| Topological Polar Surface Area | 115.06000000000002 Ų | RDKit |
| 115.06 Ų | RDKit | |
| LogP | -2.5033999999999996 | RDKit |
| -2.5034 | RDKit | |
| Molar Refractivity | 33.039199999999994 cm³/mol | RDKit |
| Ring Count | 0 | RDKit |
| Formal Charge | 0 | RDKit |
| Fraction Csp3 | 0.5 | RDKit |
| Exact Mass | 188.980144592 g/mol | RDKit |
Spectral Data
NMR, IR, and Mass spectral data
Predicting NMR spectra...
10 ppm
9
8
7
6
5
4
3
2
1
0 ppm
| Shift (ppm) | Multiplicity | Integration | Assignment |
|---|
200 ppm
180
160
140
120
100
80
60
40
20
0 ppm
| Shift (ppm) | DEPT | Assignment |
|---|
Note: These NMR spectra are predicted computationally and may differ from experimental data. Predictions are based on chemical environment analysis.
External Resources
Convert
Quick conversion
MW = 189.18 g/mol; density = 1.980 g/mL. Edit any field — others recompute live.
