Description

cis-Flavan-4-Ol Acetate is a specific stereoisomer of a flavan derivative, characterized by the acetylation of the hydroxyl group at the 4-position of the flavan core structure. This compound serves as a valuable chemical intermediate and reference standard in synthetic organic chemistry and analytical research. It is primarily utilized by pharmaceutical R&D laboratories, fine chemical manufacturers, and academic research institutions for the synthesis and study of more complex flavonoid analogs and bioactive molecules.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel flavonoid-based drug candidates and active pharmaceutical ingredients (APIs).
• Chemical Reference Standard: Used for analytical method development, validation, and quality control in HPLC, LC-MS, and NMR analysis.
• Fine Chemical Synthesis: Intermediate for producing specialized flavors, fragrances, and advanced organic materials.
• Academic & Industrial Research: Tool compound for studying structure-activity relationships (SAR), metabolic pathways, and biochemical properties of flavonoids.
• Nutraceutical Development: Research component in the development of standardized botanical extracts and dietary supplements.

Basic Information

Item	Details
Product Name	cis-Flavan-4-Ol Acetate
CAS No.	20981-69-5
Molecular Formula	C17H16O4
Molecular Weight	284.31 g/mol
Synonyms	4-Acetoxy-cis-flavan; (2R,4S)-4-Acetoxy-2-phenylchroman; cis-4-Acetoxyflavan; 2-Phenyl-4-chranol acetate (cis); Flavan-4-ol, acetate, cis-; 4-Acetyloxy-2-phenyl-3,4-dihydro-2H-chromene
EINECS	Contact for details

Quality Control

Our cis-Flavan-4-Ol Acetate is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting results for assay, related substances, and other critical parameters are provided and available upon request. We support cGMP compliance for applications requiring the highest standards.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at 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 or crystalline solid
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 97.0%
Related Substances (HPLC)	Total impurities ≤ 3.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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