Description

(2R)-α-Tocopherol (Mixture Of Diastereomers) is a specific stereoisomeric form of vitamin E, a potent fat-soluble antioxidant essential for human health. This high-purity compound is critical for applications requiring defined stereochemistry and consistent biological activity. It is primarily utilized by the pharmaceutical, nutraceutical, and advanced cosmetic industries for formulating supplements, active pharmaceutical ingredients (APIs), and premium skincare products.

Application

• Pharmaceutical Active Ingredient (API): Used in the formulation of prescription and over-the-counter vitamin E supplements and therapeutic agents.
• Nutraceutical & Dietary Supplements: A key component in high-end multivitamin formulations, softgel capsules, and functional foods for antioxidant support.
• Cosmetic & Personal Care: Incorporated into anti-aging serums, creams, and lotions for its skin-protective and moisturizing properties.
• Biochemical Research: Serves as a standard and reagent in studies of lipid peroxidation, oxidative stress, and cellular mechanisms.
• Animal Nutrition: Used in premium feed additives for livestock, poultry, and pets to support immune function and product quality.
• Food Fortification: Employed to enhance the nutritional profile and shelf-life stability of specific food products.

Basic Information

Product Name	(2R)-α-Tocopherol (Mixture Of Diastereomers)
CAS No.	895518-38-4
Molecular Formula	C29H50O2
Molecular Weight	430.71 g/mol
Synonyms	Vitamin E; (2R)-α-Tocopherol; (2R,4'R,8'R)-α-Tocopherol; D-α-Tocopherol (mixture of diastereomers); 2R,4'R,8'R-α-Tocopherol; (R,R,R)-α-Tocopherol; 5,7,8-Trimethyltocol; 3,4-Dihydro-2,5,7,8-tetramethyl-2-(4,8,12-trimethyltridecyl)-2H-1-benzopyran-6-ol
EINECS	Contact for details

Quality Control

Our (2R)-α-Tocopherol is manufactured under strict quality systems. Each batch is tested to ensure it meets high-purity standards suitable for pharmaceutical and nutraceutical applications. Comprehensive testing includes identity, assay, and impurity profiling. A Certificate of Analysis (COA) documenting purity, stereoisomeric composition, and compliance with relevant specifications is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen) in a cool, dry place at 2-8°C for long-term stability. This product is easily oxidized and light-sensitive; prolonged exposure to air, heat, or light should be avoided to maintain potency.

Specification

Item	Specification
Appearance	Clear, pale yellow to yellow viscous oil
Identification (IR)	Conforms to standard
Assay (HPLC)	≥ 96.0%
Specific Rotation	+0.20° to +0.30° (at 20°C)
Heavy Metals	≤ 10 ppm
Residual Solvents	Complies with ICH guidelines

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