Description

3,4-Dihydro-2,5,7,8-Tetramethyl-2-(4,8,12-Trimethyltridecyl)-2H-1-Benzopyran-6-Yl Hexadecanoate is a high-purity synthetic ester derivative of a chromanol, widely recognized as a highly effective fat-soluble antioxidant. This compound is crucial for stabilizing formulations against oxidative degradation, thereby extending product shelf life and maintaining integrity. It is primarily sought by manufacturers in the cosmetics, nutraceutical, and specialty chemical industries for its superior performance in lipid-based systems.

Application

• Primary Antioxidant in Cosmetic Formulations: Used in anti-aging creams, lotions, and sunscreens to protect active ingredients and carrier oils from rancidity.
• Nutraceutical and Dietary Supplement Stabilizer: Incorporated into softgel capsules and oil-based supplements containing vitamins A, D, E, and K, and ω-3 fatty acids.
• Food-Grade Additive (where compliant): Acts as a preservative in edible oils, fat-based food products, and animal feed premixes to prevent oxidation.
• Industrial Lubricant and Grease Stabilizer: Enhances the oxidative stability of synthetic and mineral-based lubricants, extending operational life.
• Polymer and Plastic Additive: Protects polymers like polyolefins and adhesives from thermal and oxidative degradation during processing and end-use.
• Research & Development: Serves as a key reference standard and intermediate in pharmaceutical and chemical synthesis research.

Basic Information

Product Name	3,4-Dihydro-2,5,7,8-Tetramethyl-2-(4,8,12-Trimethyltridecyl)-2H-1-Benzopyran-6-Yl Hexadecanoate
CAS No.	34562-29-3
Molecular Formula	C46H82O3
Molecular Weight	683.15 g/mol
Synonyms	Vitamin E Palmitate (Synthetic); DL-α-Tocopheryl Palmitate; Tocopherol Palmitate; 2,5,7,8-Tetramethyl-2-(4,8,12-trimethyltridecyl)-6-chromanyl palmitate; All-rac-α-Tocopheryl Palmitate; 6-Hydroxy-2,5,7,8-tetramethylchroman-2-carboxylic Acid, Palmitate Ester; EINECS 252-110-1; Antioxidant 1215
EINECS	252-110-1

Quality Control

Our 3,4-Dihydro-2,5,7,8-Tetramethyl-2-(4,8,12-Trimethyltridecyl)-2H-1-Benzopyran-6-Yl Hexadecanoate is manufactured under strict quality systems. We offer grades compliant with relevant USP-NF, FCC, and cosmetic-grade specifications. Every batch is supported by a comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles to ensure it meets your specific application requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at controlled room temperature (15-25°C). This material is easily oxidized and should be stored under an inert atmosphere (e.g., nitrogen) for long-term storage to maintain potency. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow viscous oil
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 96.0%
Specific Rotation	-0.05° to +0.05° (c=1 in Ethanol)
Heavy Metals	≤ 10 ppm
Acid Value	≤ 1.0 mg KOH/g
Peroxide Value	≤ 5.0 meq/kg

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