3,5-Dihydroxypentanoic acid
CAS: 83120-70-1
Category: Organic Pharmaceutical Intermediates
| Purity | ≥98.0% (HPLC), ≥99.0% (HPLC), Chiral purity (ee) ≥98% |
| Molecular Formula | C5H10O4 |
| Molecular Weight | 134.13 |
| Appearance | White to off-white crystalline powder or crystalline solid |
| Packaging | 1 g, 5 g, 25 g, 100 g, 500 g, 1 kg, or 5 kg HDPE bottle or aluminum foil bag with double polyethylene inner liner |
| Testing Indicators | Appearance — Visual inspection; Identification — HPLC retention time, FTIR, LC-MS, 1H NMR and 13C NMR; Assay/Purity — HPLC; Chiral purity — Chiral HPLC; Related substances — HPLC; Water content — Karl Fischer titration (USP <921>); Residual solvents — GC (USP <467>); Specific optical rotation — Polarimetry (USP); Heavy metals — ICP-MS or ICP-OES; Residue on ignition — USP <281>; Melting point — Capillary melting point method. |
| Storage Notes | Store in a tightly sealed container in a cool, dry, well-ventilated place at 2–8°C. Protect from moisture, heat, and direct sunlight. Keep under an inert atmosphere for long-term storage. Avoid contact with strong oxidizing agents and strong bases. |
| Lead Time | 10 days |
A chiral hydroxy carboxylic acid used as an important pharmaceutical intermediate for the synthesis of statin side-chain derivatives, chiral building blocks, and other active pharmaceutical ingredients. It is also utilized in asymmetric synthesis, medicinal chemistry research, and process development.