| CAS No.: | 328-50-7 |
|---|---|
| Formula: | C5h6o5 |
| EINECS: | 206-330-3 |
| Type: | Organic Intermediate |
| Appearance: | Powder |
| Quality: | Industrial |
| Customization: |
|---|
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Audited Supplier 2-Ketoglutaric acid for Nutrition supplements CAS 328-50-7
| 2-Ketoglutaric acid Basic information | |
| Product Name: | 2-Ketoglutaric acid |
| CAS: | 328-50-7 |
| MF: | C5H6O5 |
| MW: | 146.1 |
| EINECS: | 206-330-3 |
| 2-Ketoglutaric acid Chemical Properties | |
| Melting point | 113-115 °C |
| Boiling point | 185.67°C (rough estimate) |
| density | 1.2821 (rough estimate) |
| FEMA | 3891 | 2-OXOPENTANEDIOIC ACID |
| refractive index | 1.3920 (estimate) |
| storage temp. | 2-8°C |
| solubility | H2O: soluble0.1g/mL, clear, colorless |
| pka | 2.47(at 25ºC) |
| form | Crystalline Powder |
| color | White to slightly yellow |
| Odor | Odorless |
| Items | Standards | Results |
| Appearance | White or off-white powder | Off-white powder |
| Identification | By HPLC | Complies |
| Melting Point | 120ºC~130ºC | 126ºC |
| Loss on Drying | ≤1.00% | 0.0021 |
| Heavy Metals | ≤ 10ppm | Complies |
| Sulfated Ash | ≤ 0.10% | 0.0003 |
| Content | 17.5%~19.5% | 0.193 |
| Lead VContent | ≤ 3.0ppm | 0.50ppm |
| Related Substances | Impurity A: ≤0.30% | 0.0018 |
| Other unknown impurity: ≤0.10% | 0.0007 | |
| Total Impurities: ≤0.50% | 0.0042 | |
| Assay | ≥ 98.0% | 0.995 |
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