Description

trans-2,3,trans-3,4-4-Ethoxy-3',4',7-Trimethoxy-3-Flavanol Acetate is a high-purity, synthetically derived flavanol derivative, specifically an acetate ester of a poly-methoxylated flavanol. This compound is valued for its role as a key pharmaceutical intermediate and a sophisticated research chemical in the development of novel bioactive molecules. It is primarily sought by R&D and production teams in the pharmaceutical, nutraceutical, and advanced chemical synthesis sectors for its defined structure and potential biological activity.

Application

• Pharmaceutical Intermediate: A critical building block in the synthesis of complex flavonoid-based drug candidates targeting various therapeutic areas.
• Biochemical Research: Used as a reference standard or probe in studies investigating flavonoid metabolism, bioavailability, and structure-activity relationships (SAR).
• Nutraceutical Development: Serves as a precursor or an active ingredient in the formulation of high-end, scientifically-backed dietary supplements.
• Organic Synthesis: Employed as a versatile chiral synthon for constructing complex natural product analogs and specialty fine chemicals.
• Cosmeceutical Actives: Incorporated into advanced skincare formulations for its potential antioxidant and cell-signaling properties.

Basic Information

Item	Details
Product Name	trans-2,3,trans-3,4-4-Ethoxy-3',4',7-Trimethoxy-3-Flavanol Acetate
CAS No.	16821-17-3
Molecular Formula	C22H24O8
Molecular Weight	416.42 g/mol
Synonyms	4'-Ethoxy-3',5,7-trimethoxyflavan-3-ol acetate; 3-Flavanol, 4-ethoxy-3',4',7-trimethoxy-, acetate, (2R,3R,4R)-rel-; 4-Ethoxy-3',4',7-trimethoxyflavanol acetate; Flavan-3-ol acetate derivative; Poly-methoxylated flavanol acetate; 2,3-trans-3,4-trans-Flavanol acetate; 16821-17-3; NSC 403714
EINECS	Contact for details

Quality Control

Every batch of trans-2,3,trans-3,4-4-Ethoxy-3',4',7-Trimethoxy-3-Flavanol Acetate is manufactured under strict quality management systems. We provide comprehensive analytical documentation, including a Certificate of Analysis (COA) detailing purity, identity, and impurity profiles as determined by HPLC, NMR, and MS. Our quality commitment ensures the material is suitable for demanding applications in GMP-aligned pharmaceutical development and high-precision research.

Storage

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

Specification

Item	Specification
Appearance	White to off-white powder
Identification (HPLC)	Conforms to reference standard
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Single Unknown Impurity	≤ 0.5%
Residual Solvents (GC)	Complies with ICH Q3C
Loss on Drying	≤ 0.5%

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