Description

(+/-)-Dihydrolipoic Acid CAS NO 7516-48-5 is the racemic mixture of a potent, naturally occurring antioxidant and essential metabolic cofactor. This versatile compound is valued for its ability to regenerate other antioxidants and its role in cellular energy production. It is a critical raw material for the pharmaceutical, nutraceutical, and advanced research sectors, where it is utilized in formulations targeting oxidative stress and metabolic support.

Application

• Pharmaceutical Intermediates: A key chiral building block in the synthesis of active pharmaceutical ingredients (APIs) for metabolic and neurological therapies.
• Dietary Supplements & Nutraceuticals: Formulated into capsules and tablets for its antioxidant properties and support for cellular energy metabolism.
• Cosmeceutical Actives: Incorporated into anti-aging and skin-repair formulations for its ability to neutralize free radicals and support skin health.
• Biochemical Research: Used as a critical reagent in studies of mitochondrial function, redox biology, and enzyme kinetics.
• Cell Culture Media: Serves as a component in specialized media for maintaining redox balance in sensitive cell lines.
• Veterinary Pharmaceuticals: Employed in formulations for animal health, focusing on liver support and antioxidant defense.

Basic Information

Product Name	(+/-)-Dihydrolipoic Acid
CAS No.	7516-48-5
Molecular Formula	C8H16O2S2
Molecular Weight	208.34 g/mol
Synonyms	DL-Dihydrolipoic Acid; (±)-Dihydrolipoic Acid; 6,8-Dimercaptooctanoic Acid; Reduced Lipoic Acid; DHLA; 1,2-Dithiolane-3-pentanoic Acid, 6,8-dimercapto-, (±)-; RACEMIC DIHYDROLIPOIC ACID; (±)-6,8-Dimercaptooctanoic acid
EINECS	231-364-1

Quality Control

Our (+/-)-Dihydrolipoic Acid is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets stringent specifications for pharmaceutical and nutraceutical applications. Certificates of Analysis (COA) detailing all test results are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at controlled room temperature (15-25°C) to minimize oxidation. The container should be kept in a cool, dry, and well-ventilated area, away from incompatible materials.

Specification

Item	Specification
Appearance	White to pale yellow crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Melting Point	46 - 50 °C
Specific Rotation	-0.10° to +0.10° (c=1, in ethanol)
Heavy Metals	≤ 10 ppm
Residue on Ignition	≤ 0.1%
Related Substances (HPLC)	Total impurities ≤ 2.0%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.