Description

2-Ethenyl-2,5,7,8-Tetramethyl-3,4-Dihydro-2H-1-Benzopyran-6-Ol is a specialized chromanol derivative, a structural analog of tocopherols (Vitamin E), valued for its potent antioxidant properties. This compound is critical for applications requiring stabilization against oxidative degradation in sensitive formulations. It serves as a key intermediate and active ingredient for manufacturers in the pharmaceutical, nutraceutical, and high-performance polymer industries seeking to enhance product shelf-life and efficacy.

Application

• Pharmaceutical Intermediate: Synthesis of novel tocopherol analogs and other bioactive molecules with antioxidant activity.
• Nutraceutical & Dietary Supplements: Used as a potent antioxidant ingredient in advanced supplement formulations.
• Polymer & Plastic Additive: Acts as a stabilizer to prevent oxidative degradation and extend the lifespan of polymers and elastomers.
• Cosmetic & Personal Care: Incorporated into anti-aging creams, serums, and lotions for its skin-protective antioxidant effects.
• Research & Development: Serves as a reference standard and building block in medicinal chemistry and material science research.
• Food Preservation: Potential application as a natural antioxidant to protect fats, oils, and fat-containing foods from rancidity.

Basic Information

Product Name	2-Ethenyl-2,5,7,8-Tetramethyl-3,4-Dihydro-2H-1-Benzopyran-6-Ol
CAS No.	101529-23-1
Molecular Formula	C₁₇H₂₄O₂
Molecular Weight	260.37 g/mol
Synonyms	6-Hydroxy-2,5,7,8-tetramethyl-2-(2-propenyl)-3,4-dihydro-2H-1-benzopyran; 2-Vinyl-2,5,7,8-tetramethyl-6-hydroxy-3,4-dihydro-2H-1-benzopyran; 2-Propenyl-2,5,7,8-tetramethyl-6-hydroxy-3,4-dihydro-2H-1-benzopyran; Chromanol derivative; Tocopherol analog; Antioxidant chromanol; 2-Allyl-2,5,7,8-tetramethyl-6-hydroxy-3,4-dihydro-2H-1-benzopyran
EINECS	Contact for details

Quality Control

Our 2-Ethenyl-2,5,7,8-Tetramethyl-3,4-Dihydro-2H-1-Benzopyran-6-Ol is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets exacting standards for research and industrial use. Certificates of Analysis (COA) detailing all specifications are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Keep away from heat, open flames, 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.