CAS 87-69-4 L(+)-Tartaric Acid

Chemical & Physical Properties

• Chemical Formula: C4H6O6
• Molecular Weight: 150.09 g/mol
• Appearance: White crystalline powder
• Melting Point: 168-170 °C (334-338 °F)
• Boiling Point: Decomposes before boiling
• Density: 1.76 g/cm³ at 20 °C (68 °F)
• Solubility: Soluble in water and ethanol, slightly soluble in ether
• Optical Rotation: +12.0° to +13.0° (c=10, H2O)

CAS 87-69-4 Applications

Food and Beverage Industry

• Acidulant: It is commonly used to add tartness and enhance flavors in beverages, candies, and other food products.
• Stabilizer: In the production of cream of tartar and as an emulsifier in baking powder, it acts as a stabilizer.
• Wine Industry: CAS 87-69-4 is used to adjust acidity levels, improving the taste and stability of wine.

Pharmaceuticals

• Excipients: Used in pharmaceutical formulations to improve the solubility and stability of active ingredients.
• Chiral Resolution: Employed chiral resolution techniques to separate enantiomers in racemic mixtures, aiding in the synthesis of optically pure medications.

Chemical Synthesis

• Intermediate: CAS 87-69-4 serves as an intermediate in producing various chemical compounds, including esters and salts of tartaric acid.
• Catalyst: Utilized as a catalyst in asymmetric synthesis processes, leveraging its chiral properties.

Cosmetics

• pH Regulator: Included in cosmetic formulations to regulate pH levels and improve product stability.
• Exfoliant: Used in skincare products for its exfoliating properties, helping to remove dead skin cells and improve skin texture.

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