Description

5-(6-Hydroxy-2,5,7,8-Tetramethyl-Chroman-2-Yl)-2-Methyl-Pentanoic Acid Methyl Ester is a high-purity synthetic intermediate and derivative of Vitamin E (tocopherol). This compound matters for its role as a key building block in the synthesis of advanced antioxidants, pharmaceuticals, and high-value nutritional supplements. It is primarily needed by R&D laboratories, pharmaceutical manufacturers, and specialty chemical producers focused on developing novel therapeutic agents and stabilized formulations.

Application

• Pharmaceutical Intermediate: Serves as a crucial precursor in the synthesis of novel drug candidates, particularly those targeting oxidative stress.
• Antioxidant Research: Used as a standard or experimental compound in biochemical and nutritional studies to evaluate antioxidant mechanisms and efficacy.
• Nutraceutical Synthesis: A key starting material for the production of specialized Vitamin E analogs and ester derivatives with enhanced bioavailability.
• Cosmetic Ingredient Development: Incorporated into R&D for stabilizing formulations and creating active ingredients for anti-aging and skin-protectant products.
• Polymer Stabilizer: Investigated for use as an additive to prevent the oxidative degradation of plastics and elastomers.
• Reference Standard: Supplied to analytical and quality control laboratories for use as a high-purity calibration standard.

Basic Information

Product Name	5-(6-Hydroxy-2,5,7,8-Tetramethyl-Chroman-2-Yl)-2-Methyl-Pentanoic Acid Methyl Ester
CAS No.	7047-69-0
Molecular Formula	C21H32O4
Molecular Weight	348.48 g/mol
Synonyms	Methyl 5-(6-Hydroxy-2,5,7,8-tetramethyl-3,4-dihydro-2H-chromen-2-yl)-2-methylpentanoate; Vitamin E Methyl Ester Derivative; Tocopherol Methyl Ester Analog; 2-Methyl-5-(2,5,7,8-tetramethyl-6-hydroxy-2-chromanyl)pentanoic Acid Methyl Ester; δ-Tocopherol Methyl Ester Derivative; Chroman-2-pentanoic Acid Methyl Ester Derivative; Antioxidant Intermediate 7047-69-0
EINECS	Contact for details

Quality Control

Our 5-(6-Hydroxy-2,5,7,8-Tetramethyl-Chroman-2-Yl)-2-Methyl-Pentanoic Acid Methyl Ester is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via IR and NMR, to ensure it meets exacting standards for research and synthesis. Certificates of Analysis (COA) documenting all specifications are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). This material is easily oxidized; for long-term storage, consider keeping under an inert atmosphere such as nitrogen. Keep away from heat and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white powder or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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