Description

Daurichromenic Acid CAS NO 82003-90-5 is a specialized natural product derivative, a chromene carboxylic acid, valued for its unique structural framework and biological activity. This compound serves as a critical advanced intermediate and a reference standard in research and development pipelines. It is primarily sought by the pharmaceutical, biotechnology, and academic research sectors for drug discovery and phytochemical studies.

Application

• Pharmaceutical Research: Key intermediate in the synthesis of novel drug candidates targeting various therapeutic areas.
• Biological Activity Screening: Used as a reference compound in assays to evaluate anti-inflammatory, antimicrobial, or other pharmacological properties.
• Natural Product Chemistry: Serves as an analytical standard for the identification and quantification of related compounds in plant extracts.
• Medicinal Chemistry: Utilized as a building block for structural modification and structure-activity relationship (SAR) studies.
• Academic & Institutional Research: Employed in chemical education and fundamental research on chromene and natural product biosynthesis.
• Bioconjugate Development: Potential use in creating antibody-drug conjugates (ADCs) or other targeted therapies due to its functionalizable acid group.

Basic Information

Product Name	Daurichromenic Acid
CAS No.	82003-90-5
Molecular Formula	C17H20O4
Molecular Weight	288.34 g/mol
Synonyms	Daurichromenic acid; (E)-3,4-Dihydro-5-hydroxy-4-(4-hydroxy-3-methyl-2-butenyl)-6-methyl-2H-1-benzopyran-2-carboxylic acid; 2H-1-Benzopyran-2-carboxylic acid, 3,4-dihydro-5-hydroxy-4-(4-hydroxy-3-methyl-2-butenyl)-6-methyl-, (E)-; Chromene-2-carboxylic acid derivative
EINECS	Contact for details

Quality Control

Our Daurichromenic Acid is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and NMR/IR for structural confirmation, to ensure it meets the high standards required for research applications. A detailed Certificate of Analysis (COA) is provided with every shipment to guarantee traceability and specification compliance.

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 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
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.