Ethyl (3S)-4-Chloro-3-Hydroxybutanoate Optical Purity & Specs
The global demand for high-performance intermediates continues to surge, driven by the expanding cardiovascular therapeutic market. Sourcing pharmaceutical grade materials requires a partner capable of maintaining consistent optical purity across large-scale batches. At NINGBO INNO PHARMCHEM CO.,LTD., we prioritize supply chain stability for critical chiral building block requirements. For detailed product data, review our specifications for Ethyl (S)-4-Chloro-3-Hydroxybutyrate. Procurement teams must also consider market volatility when forecasting budgets, as analyzed in our report on Ethyl (S)-(-)-4-Chloro-3-Hydroxybutyrate Bulk Price 2026.
Troubleshooting common impurities and yield issues
Process chemists often encounter challenges when scaling the production of Ethyl (3S)-4-chloro-3-hydroxybutanoate. Maintaining stereochemical integrity is paramount for downstream synthesis.
Managing Enantiomeric Excess Drift
Racemization during storage or transport can compromise the Atorvastatin Side Chain integrity. Strict temperature control is essential to preserve ee values above 99%.
Minimizing Hydrolysis Byproducts
Moisture ingress leads to ester hydrolysis, generating free acid impurities. Our packaging solutions mitigate this risk, ensuring the material remains viable for sensitive reactions detailed in Atorvastatin Side Chain Synthesis Route S-Chb Intermediate.
Technical specifications and analytical methods
Quality control relies on rigorous testing protocols. The following table outlines the critical parameters for industrial acceptance.
| Parameter | Specification | Test Method |
|---|---|---|
| Appearance | Colorless to Light Yellow Liquid | Visual |
| Chemical Purity (GC) | >99.0% | Gas Chromatography |
| Optical Purity (ee) | >99.0% | Chiral HPLC |
| Water Content | <0.5% | Karl Fischer |
Strict Quality Assurance (QA) workflow and COA verification process
Every batch undergoes multi-stage verification before release. Clients receive a comprehensive COA with each shipment, allowing for immediate identity confirmation upon receipt. NINGBO INNO PHARMCHEM CO.,LTD. adheres to strict protocols to ensure traceability from raw materials to finished goods.
Reliable access to high-purity intermediates is the foundation of efficient drug development.
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