Description

1,4-Dihydro-2H,5H-Pyrano[3,4-C][1]Benzopyran-5-One is a high-purity, fused heterocyclic compound with the CAS number 5375-87-1, serving as a critical advanced intermediate in organic synthesis. Its unique pyranobenzopyranone structure makes it a valuable building block for the development of novel pharmacologically active molecules and functional materials. This product is essential for research and development chemists in the pharmaceutical, agrochemical, and specialty chemical industries seeking to create complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly for central nervous system (CNS) and anti-inflammatory targets.
• Agrochemical Research: Used in the development of new active ingredients for crop protection and pest management.
• Organic Light-Emitting Diode (OLED) Materials: Serves as a core structure for developing electron-transport or host materials in display and lighting technologies.
• Dye & Pigment Synthesis: Acts as a starting material for creating specialized chromophores with specific optical properties.
• Academic & Contract Research: A valuable reagent for methodological studies in heterocyclic and synthetic organic chemistry.
• Material Science: Investigated for use in the creation of polymers and advanced organic frameworks with tailored properties.

Basic Information

Product Name	1,4-Dihydro-2H,5H-Pyrano[3,4-C][1]Benzopyran-5-One
CAS No.	5375-87-1
Molecular Formula	C₁₂H₁₀O₃
Molecular Weight	202.21 g/mol
Synonyms	5H-Pyrano[3,4-c][1]benzopyran-5-one, 1,4-dihydro-; 1,4-Dihydro-5H-pyrano[3,4-c]chromen-5-one; 5H-Pyrano[3,4-c]chromen-5-one, 1,4-dihydro-; 1,4-Dihydropyrano[3,4-c]chromen-5-one; Pyrano[3,4-c]chromen-5(1H)-one, 1,4-dihydro-; 1,4-Dihydro-5H-pyrano[3,4-c]benzopyran-5-one; 1,4-Dihydro-2H,5H-pyrano[3,4-c]chromen-5-one
EINECS	Contact for details

Quality Control

Our 1,4-Dihydro-2H,5H-Pyrano[3,4-C][1]Benzopyran-5-One is manufactured under strict quality management systems. 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 industrial synthesis. Certificates of Analysis (COA) detailing batch-specific results are available upon request to support your quality assurance and regulatory documentation.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Keep away from incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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