1.04854

Potassium hydrogen carbonate

for analysis EMSURE^® ACS

• Synonyme(s) : Potassium hydrogen carbonate, Potassium bicarbonate
• Formule empirique (notation de Hill): CHKO₃
• Numéro CAS: 298-14-6
• Poids moléculaire : 100.12
• Numéro MDL: MFCD00011402
• Code UNSPSC : 12352302
• Numéro de classement CE : 206-059-0
• Nomenclature NACRES : NA.21

Propriétés

• Qualité: ACS reagent
• Niveau de qualité: 300
• Gamme de produits: EMSURE^®
• Pureté: ≥99.5% (acidimetric); 99.7-100.5% dry basis (acidimetric)
• Forme: powder or crystals
• Puissance: >2000 mg/kg LD₅₀, oral (Rat)
• Impuretés: ≤0.01% Insoluble matter
• pH: 8.4-8.6 (20 °C, 99 g/L in H₂O)
• Solubilité: 362 g/L
• Densité: 2.17 g/cm³ at 20 °C
• Traces d'anions: chloride (Cl^-): ≤0.001%; phosphate (PO₄^3-): ≤0.0005%; phosphate, silicate (as SiO₂): ≤0.001%; sulfate (SO₄^2-): ≤0.001%; sulfur compounds (as SO₄^2-): ≤0.003%
• Traces de cations: Al: ≤0.0005%; Ca: ≤0.0005%; Fe: ≤0.0005%; Mg: ≤0.001%; N: ≤0.001%; NH₄⁺: ≤0.0005%; Na: ≤0.02%; heavy metals (as Pb): ≤0.0005%
• Température de stockage: 15-25°C
• InChI: 1S/CH2O3.K/c2-1(3)4;/h(H2,2,3,4);/q;+1/p-1
• Clé InChI: TYJJADVDDVDEDZ-UHFFFAOYSA-M

Description

Application

• Purines, pyrimidines, and imidazoles. XXXVI. Carboxylation of some 5-aminoimidazoles and related compounds, including nucleosides and nucleotides, with potassium hydrogen carbonate in aqueous solution.: This study explored the carboxylation reactions of 5-aminoimidazoles and related compounds using potassium hydrogen carbonate in aqueous solutions, highlighting its application in synthetic organic chemistry (Cusack NJ et al., 1971).

Liaison

Replaces: PX1345; PX1345-1; PX1345-30

Remarque sur l'analyse

Assay (acidimetric; dried substance): 99.7 - 100.5 %
Assay (acidimetric): ≥ 99.5 %
Insoluble matter: ≤ 0.01 %
Chloride (Cl): ≤ 0.001 %
Phosphate (PO₄): ≤ 0.0005 %
Phosphate and Silicate (as SiO₂): ≤ 0.001 %
Sulfate (SO₄): ≤ 0.001 %
Total sulfur (as sulfate): ≤ 0.003 %
Total nitrogen (N): ≤ 0.001 %
Heavy metals (as Pb): ≤ 0.0005 %
Al (Aluminium): ≤ 0.0005 %
Ca (Calcium): ≤ 0.0005 %
Fe (Iron): ≤ 0.0005 %
Mg (Magnesium): ≤ 0.001 %
Na (Sodium): ≤ 0.02 %
NH₄ (Ammonium): ≤ 0.0005 %
Corresponds to ACS

Informations légales

EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany

Informations sur la sécurité

• Code de la classe de stockage: 11 - Combustible Solids
• Classe de danger pour l'eau (WGK): WGK 1
• Point d'éclair (°F): Not applicable
• Point d'éclair (°C): Not applicable