Potassium L-tartrate monobasic
SIAL/25506 - puriss., meets analytical specification of Ph.Eur., BP, FCC, 99.5-100.5% (related to dried substance)
Synonym: Potassium bitartrate; L-(+)-Tartaric acid monopotassium salt; Potassium hydrogen L-tartrate
CAS Number: 868-14-4
Empirical Formula (Hill Notation): C4H5KO6
Molecular Weight: 188.18
EC Number: 212-769-1
MDL Number: MFCD00065392
Linear Formula: C4H5KO6
Product Type: Chemical
| anion traces | chloride (Cl-): ≤500 mg/kg |
| sulfate (SO42-): ≤100 mg/kg | |
| application(s) | pharmaceutical (small molecule) |
| assay | 99.5-100.5% (related to dried substance) |
| cation traces | As: ≤1 mg/kg |
| Pb: ≤10 mg/kg | |
| form | powder |
| functional group | carboxylic acid |
| hydroxyl | |
| grade | puriss. |
| impurities | residual solvents, in accordance |
| ≤0.001% heavy metals (as Pb) | |
| ≤0.05% oxalic acid | |
| InChI | 1S/C4H6O6.K/c5-1(3(7)8)2( |
| InChI key | KYKNRZGSIGMXFH-ZVGUSBNCSA |
| loss | ≤0.2% loss on drying, 105 °C |
| optical activity | [α]20/D +8.0 to +9.2° |
| quality | meets analytical specification of Ph.Eur., BP, FCC |
| Quality Level | 200 ![]() |
| SMILES string | [K+].O[C@H]([C@@H](O)C([O |
| Application: | Potassium • Gold, palladium, silver and platinum nanoparticles from their salts. • Polyvinylpyrrolidone capped platinum (PVP-Pt) nanoparticles from chloroplatinic acid and PVP. |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 1 |
| Flash Point(F) | 410.0 °F |
| Flash Point(C) | 210 °C |
| Purity | 99.5-100.5% (related to dried substance) |
| UNSPSC | 51113400 |

