Description

8,9-Dihydro-5-Methoxy-8,9,9-Trimethyl-2H-Furo[2,3-H]-1-Benzopyran-2-One is a high-purity, specialized organic compound with the CAS number 23351-42-0. This compound is valued for its unique fused benzopyran-furan structure, making it a critical intermediate in advanced organic synthesis and pharmaceutical research. It is primarily sought after by R&D chemists and process development teams in the pharmaceutical, agrochemical, and fine chemical industries for developing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of novel drug candidates, particularly in therapeutic areas requiring complex heterocyclic scaffolds.
• Agrochemical Research: Used in the development and optimization of new active ingredients for crop protection products.
• Fine Chemical Synthesis: Acts as a versatile precursor for synthesizing specialty chemicals, dyes, and functional organic materials.
• Academic & Industrial R&D: Employed in research laboratories for methodological studies, catalysis, and exploring new chemical spaces.
• Material Science: Investigated for potential use in creating organic electronic materials or advanced polymers due to its fused ring system.

Basic Information

Product Name	8,9-Dihydro-5-Methoxy-8,9,9-Trimethyl-2H-Furo[2,3-H]-1-Benzopyran-2-One
CAS No.	23351-42-0
Molecular Formula	C₁₅H₁₈O₄
Molecular Weight	262.30 g/mol
Synonyms	5-Methoxy-8,9,9-trimethyl-8,9-dihydro-2H-furo[2,3-h]chromen-2-one; 8,9-Dihydro-5-methoxy-8,9,9-trimethylfuro[2,3-h]chromen-2-one; 5-Methoxy-8,9,9-trimethyl-8,9-dihydrofuro[2,3-h]chromen-2-one; Furo[2,3-h]chromen-2-one, 8,9-dihydro-5-methoxy-8,9,9-trimethyl-; 23351-42-0; 8,9,9-Trimethyl-5-methoxy-8,9-dihydro-2H-furo[2,3-h]chromen-2-one
EINECS	Contact for details

Quality Control

Our 8,9-Dihydro-5-Methoxy-8,9,9-Trimethyl-2H-Furo[2,3-H]-1-Benzopyran-2-One is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for research and industrial synthesis. Certificates of Analysis (COA) with detailed chromatographic data are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, containers should be opaque or stored in dark conditions.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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