Phenylpyruvic acid calcium (cas 51828-93-4)
Compound Information: Calcium phenylpyruvate
| Category | Details |
|---|---|
| Name | Calcium phenylpyruvate |
| CAS Number | 51828-93-4 |
| Synonyms | 2-KETO-PHENYLALANINE CALCIUM SALT; ALPHA-KETO-DL-PHENYLALANINE CALCIUM SALT; Calcium bis(3-phenylpyruvate) |
| Molecular Formula | C₁₈H₁₄CaO₆ |
| Molecular Weight | 366.38 g/mol |
| Chemical Properties | |
| – Appearance | White to Off-White Solid |
| – Melting Point | 172°C (decomposition) |
| – Solubility | Sparingly soluble in DMSO |
| – Form | Powder |
| – Color | White to Beige |
| – Stability | Hygroscopic; store sealed in dry conditions at room temperature |
Key Notes:
- Chemical Structure:
- A calcium salt of phenylpyruvic acid, containing a branched-chain keto acid moiety.
- Acts as a chiral resolving agent and intermediate in pharmaceutical and agrochemical synthesis.
- Applications:
- Pharmaceutical Use:
- Primary ingredient in compound α-keto acid tablets (e.g., “Ketosteril”), used to treat chronic renal failure (CRF) and protein metabolism disorders. Reduces urea nitrogen levels by promoting nitrogen recycling.
- Investigated for antioxidant and anti-inflammatory properties, with potential roles in metabolic disorders and cancer therapy.
- Industrial Use:
- Catalyst in hydrogenation desulfurization and hydrocracking processes for petroleum refining.
- Intermediate in pesticide synthesis (e.g., fenthion production).
- Pharmaceutical Use:
- Supplier Information:
- Pricing: ~100–975/g (varies by purity and order volume).
- Safety & Handling:
- GHS Classification:
- Harmful if swallowed (H302), causes skin/eye irritation (H315, H319), respiratory irritation (H335).
- Precautions:
- Wear gloves and goggles; avoid inhalation.
- Store in airtight containers away from oxidizers.
- GHS Classification:
- Regulatory Status:
- HS Code: 2918.30.9000 (classified under carboxylic acids with ketone functional groups).
Analytical & Handling Guidelines:
- Detection: UV-Vis spectroscopy (λmax = 243 nm in methanol).
- Stability: Hygroscopic; protect from moisture and light.
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