L-(+)-Tartaric Acid Overview
L-(+)-Tartaric Acid (CAS No. 87-69-4) is a naturally occurring organic acid widely used in food, pharmaceutical, and chemical industries. This enantiomer is known for its excellent acidulant properties, chiral purity, and compatibility in enantioselective synthesis. It appears as a white crystalline powder with high solubility in water.
Product Specifications
CAS Number | 87-69-4 |
Molecular Formula | C₄H₆O₆ |
Molecular Weight | 150.09 g/mol |
Appearance | White crystalline powder |
Purity | ≥ 99.5% |
Specific Rotation | [α]D +12° to +13.2° (20℃) |
Solubility | Soluble in water and alcohol |
Grade | Food / Pharmaceutical / Industrial |
Packaging | 25 kg/drum or custom packaging |
Why Choose L-(+)-Tartaric Acid?
- Natural Origin: Derived from grapes and other fruits for environmentally friendly processing.
- High Optical Purity: Suitable for use in chiral synthesis and pharmaceutical intermediates.
- Broad Applications: From food-grade acidulant to advanced materials and electroplating.
- Stable Supply: Reliable bulk availability with consistent quality control.
- OEM Support: Custom packaging and COA available upon request.
Application Areas
- Food Industry: Used as an acidulant, flavor enhancer, and antioxidant synergist.
- Pharmaceuticals: Intermediate in APIs and chirality control agents.
- Cosmetics: Acts as a pH adjuster and exfoliating agent.
- Industrial Synthesis: Key reagent in resolution of racemic amines and metal complexation.
- Electroplating & Ceramics: Stabilizer and dispersing agent.