Description

Diospyrin CAS NO 28164-57-0 is a naturally occurring bioactive naphthoquinone compound, primarily extracted from the heartwood of various Diospyros species. This compound is of significant commercial and research interest due to its potent and selective biological activities. It is particularly sought after by the pharmaceutical, biotechnology, and academic research sectors for drug discovery and development programs.

Application

• Pharmaceutical Intermediate: Serves as a key starting material or precursor in the synthesis of novel therapeutic agents targeting specific diseases.
• Biomedical Research: Used as a reference standard and active investigational compound in pharmacological studies, particularly for evaluating antitumor, antimicrobial, and antiparasitic properties.
• Natural Product Chemistry: Employed as a purified standard for analytical method development, quality control of botanical extracts, and phytochemical research.
• Drug Discovery & Development: Integral to high-throughput screening assays and structure-activity relationship (SAR) studies to develop new lead molecules.
• Academic & Institutional Research: Utilized in universities and research institutes for fundamental studies in biochemistry, cell biology, and molecular pharmacology.

Basic Information

Product Name	Diospyrin
CAS No.	28164-57-0
Molecular Formula	C22H14O6
Molecular Weight	374.34 g/mol
Synonyms	7-Methyljuglone dimer; 5,5',8,8'-Tetrahydroxy-6,6'-dimethyl-2,2'-binaphthyl-1,1',4,4'-tetraone; Diospyrine; NSC 32968; 1,1',4,4'-Tetrahydroxy-6,6'-dimethyl-7,7'-binaphthoquinone; 2,2'-Bi-5,8-dihydroxy-7-methyl-1,4-naphthoquinone
EINECS	Contact for details

Quality Control

Our Diospyrin is produced under stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity assessment and spectroscopic methods (IR, NMR, MS) for structural confirmation, to ensure it meets the high standards required for research and development. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting batch-specific results.

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). The product is light-sensitive and should be handled accordingly to maintain stability.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%

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