Molekula
α-Ketoglutaric acid disodium salt hydrate
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 1999 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
α-Ketoglutaric acid disodium salt hydrate (CAS 305-72-6) is a water-soluble sodium salt of α-ketoglutaric acid, widely used as a metabolic intermediate in biochemical research, cell culture media, and as a nutrient supplement in fermentation processes. It supports the tricarboxylic acid (TCA) cycle and is essential for amino acid synthesis and energy metabolism. This chemical has a molecular formula of C5H4Na2O5.xH2O (excluding water in molecular weight) and a molecular weight of 190.06 g/mol. It is non-hazardous, requiring only ambient storage conditions. Molekula supplies α-Ketoglutaric acid disodium salt hydrate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
Pack sizes & pricing
Pricing on request — packs available from research to bulk quantities.
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Specifications
| Property | Value |
|---|---|
| Appearance | White or light yellow powder |
| Assay | ≥97% |
| Purity | ≥98% |
| Transmittance (10% solution) | ≥85% |
| Loss on drying (105°C, 1h) | ≤17% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 90037660 |
| CAS Number | 305-72-6 |
| EC Number | 206-167-8 |
| Molecular Formula | C5H4Na2O5.xH2O (Water not included in Molecular weight) |
| Molecular Weight | 190.06 |
| SMILES | C(CC(=O)[O-])C(=O)C(=O)[O-].O.O.[Na+].[Na+] |
| REACH Code | Y113 |
| HTS Code | 2918.30.9000 |
| Tariff Code | 2918300090 |
Safety & GHS
Precautionary statements
- P280 Wear protective gloves/protective clothing/eye protection/face protection
Documents
Safety Data Sheets (SDS)
Available in English, German, Spanish, French, Italian, Portuguese, Arabic, Dutch.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
No alternate names recorded for this product.
Frequently asked questions
What is α-Ketoglutaric acid disodium salt hydrate commonly used for?
It is primarily used as a nutrient in cell culture media, a biochemical reagent in research, and as a precursor in pharmaceutical synthesis.
What is the molecular formula and molecular weight of α-Ketoglutaric acid disodium salt hydrate?
The formula is **C₅H₄Na₂O₅·xH₂O** (anhydrous MW: **190.06 g/mol**). The exact water content (x) may vary by batch.
What is the recommended storage condition for this product?
Store at **ambient temperature** in a cool, dry place, away from direct sunlight and moisture.
What grades or purities are available for α-Ketoglutaric acid disodium salt hydrate?
Molekula supplies this product in **analytical and biochemical research grades**, with typical purity ≥98%.
Can Molekula supply this product in bulk quantities?
Yes, we offer bulk packaging options—please contact our sales team for custom quotes and lead times.
What documentation is provided with each order of this product?
Each order includes a **Certificate of Analysis (CoA)**, Material Safety Data Sheet (MSDS), and batch-specific documentation.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.