Description

(-)-Egc-4'-o-Me CAS NO 17291-05-3 is a specific methylated derivative of (-)-epigallocatechin, a key polyphenol compound. This modified structure is of significant interest for research into the structure-activity relationships of catechins and their metabolites. It serves as a valuable reference standard and building block for pharmaceutical, nutraceutical, and advanced material research. Target industries include fine chemical synthesis, academic and industrial R&D laboratories, and manufacturers of specialized bioactive ingredients.

Application

• Pharmaceutical Reference Standard: Used for analytical method development, validation, and quality control in drug discovery and natural product research.
• Biochemical Research: Serves as a key intermediate or probe for studying the bioavailability, metabolism, and biological activity of tea catechins.
• Nutraceutical Development: Acts as a high-purity ingredient or marker compound for advanced dietary supplements and functional foods.
• Fine Chemical Synthesis: Utilized as a specialized building block for the synthesis of novel derivatives with potential enhanced properties.
• Cosmeceutical Applications: Investigated for incorporation into advanced skincare formulations targeting antioxidant and anti-aging benefits.

Basic Information

Product Name	(-)-Egc-4'-o-Me
CAS No.	17291-05-3
Molecular Formula	C16H16O7
Molecular Weight	320.29 g/mol
Synonyms	(-)-Epigallocatechin 4'-O-methyl ether; 4'-O-Methyl-(-)-epigallocatechin; (-)-Epigallocatechin 4'-methyl ether; 3,5,7-Trihydroxy-2-(3,4,5-trihydroxyphenyl)-3,4-dihydro-2H-1-benzopyran-4-one 4'-methyl ether; EGC-4'-O-Me; EGC 4'-methyl ether
EINECS	Contact for details

Quality Control

Our (-)-Egc-4'-o-Me is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods, to ensure it meets the high standards required for research and development. Certificates of Analysis (COA) detailing batch-specific results are available upon request. We adhere to cGMP principles where applicable to guarantee consistency and traceability.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (typically 15-25°C). This compound is light-sensitive and should be handled under appropriate conditions to maintain stability.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥95.0%
Water Content	≤2.0% (KF)
Residue on Ignition	≤0.5%

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