Description

D-Glucose Pentakis[3,4-Dihydroxy-5-[(Trihydroxy-3,4,5-Benzoyl)Oxy]Benzoate] is a high-purity, complex polyphenolic ester derived from glucose and gallic acid derivatives. This compound matters for its role as a sophisticated chemical intermediate and a model compound for studying antioxidant and chelating properties in advanced material science. It is primarily needed by research institutions and industrial R&D departments focused on developing novel pharmaceuticals, specialty polymers, and high-performance additives.

Application

• Pharmaceutical Research Intermediate: Serves as a key building block or reference standard in the synthesis of novel drug candidates, particularly those targeting oxidative stress.
• Polymer & Material Science: Used in the development of functional polymers, coatings, and resins where antioxidant or metal-chelating properties are desired.
• Analytical & Life Science Research: Employed as a standard or reagent in biochemical assays studying radical scavenging activity, enzyme inhibition, or complexation chemistry.
• Cosmetic & Personal Care Ingredient Development: Investigated for potential use in premium skincare formulations as a stabilizing or active antioxidant component.
• Food Science & Nutraceuticals: Studied for its potential application as a natural preservative or functional food additive due to its polyphenolic structure.
• Chemical Synthesis: Acts as a versatile starting material or protecting group scaffold in complex multi-step organic syntheses.

Basic Information

Product Name	D-Glucose Pentakis[3,4-Dihydroxy-5-[(Trihydroxy-3,4,5-Benzoyl)Oxy]Benzoate]
CAS No.	72401-53-7
Molecular Formula	C55H40O35
Molecular Weight	1188.89 g/mol
Synonyms	Pentagalloyl Glucose; 1,2,3,4,6-Penta-O-galloyl-β-D-glucose; β-D-Glucopyranose, 1,2,3,4,6-pentakis(3,4,5-trihydroxybenzoate); PGG; 1,2,3,4,6-Pentagalloylglucose; Tannic acid precursor; Glucose pentagallate
EINECS	Contact for details

Quality Control

Our D-Glucose Pentakis[3,4-Dihydroxy-5-[(Trihydroxy-3,4,5-Benzoyl)Oxy]Benzoate] is produced under strict quality management protocols. Each batch undergoes rigorous 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.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). Due to its sensitivity to oxidation, it is recommended to store the product under an inert atmosphere (e.g., nitrogen or argon) for long-term preservation. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Off-white to light tan amorphous powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 3.0%
Residue on Ignition	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm

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