2-Ketoglutaric acid/CAS:328-50-7
Short Description:
Product name:2-Ketoglutaric acid
Type:ZA-N
CAS:328-50-7
MF:C5H6O5
MW: 146.1
STRUCTURE:
Density:1.2821 (rough estimate)
melting point:1113-115 °C
White fine crystalline powder. Melting point: 113.5 ℃. Soluble in water and alcohols, practically insoluble in ether. It turns pale greyish yellow upon long-term storage and is hygroscopic.
specification
| Test Items | Standard Specification |
| Appearance | White or off-white crystalline powder |
| Assay (HPLC, Dry basis) | ≥99.0% |
| Melting Point | 112℃ - 118℃ |
| Loss on Drying | ≤1.0% |
| Residue on Ignition | ≤0.2% |
| Transmittance (10% Aqueous Solution) | ≥98.0% |
| Heavy Metals (as Pb) | ≤10ppm |
| Arsenic (As) | ≤1.0ppm |
| Chloride (Cl⁻) | ≤0.02% |
| Sulfate (SO₄²⁻) | ≤0.02% |
| Ammonium (NH₄⁺) | ≤0.1% |
| Iron (Fe) | ≤30ppm |
| Solubility (10% Aqueous Solution) | Clear, colorless to slightly pale yellow |
Usage
Used as substrate for transaminase and dehydrogenase assays, supporting reagent for liver function tests, and intermediate in organic synthesis.
Used as analytical reagent for tryptophan; substrate for the determination of transaminase and dehydrogenase; auxiliary reagent for liver function tests.
A derivative of valeric acid, it is an intermediate in the Krebs cycle catalyzed by glutamate dehydrogenase.
α-Ketoglutaric acid can be used as raw materials for pharmaceuticals, health care products and food additives.
Packaging and Shipping
25KG/Drum or as customer requirements.
Belongs to common goods and can deliver by ocean and air
Keep and storage
Shelf life:24 month from date of manufacture in original unopened packaging stored in a cool dry place out of direct sunlight, water.
Ventilated warehouse, Low temperature drying, Separated from oxidants, acids.
