Description

Cyclohepta[B]Pyran-4,9-Dione, 2-(1,3-Benzodioxol-5-Yl)- is a specialized organic compound belonging to the class of fused polycyclic structures, serving as a critical synthetic intermediate and building block in advanced chemical synthesis. Its unique molecular architecture, featuring a cycloheptapyrandione core fused with a benzodioxole moiety, makes it a valuable precursor for developing novel materials and active pharmaceutical ingredients (APIs). This compound is essential for research and development chemists, process engineers, and manufacturers in the pharmaceutical, agrochemical, and advanced material science sectors seeking to innovate with complex heterocyclic chemistry.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel drug candidates, particularly those targeting complex biological pathways.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides with unique modes of action.
• Material Science: Serves as a precursor for organic semiconductors, dyes, and photoactive materials due to its extended conjugated system.
• Academic & Industrial R&D: A valuable reagent for methodological studies in organic synthesis, including cycloaddition and cross-coupling reactions.
• Fine Chemical Synthesis: Employed in the multi-step synthesis of complex natural product analogs and specialty chemicals.

Basic Information

Product Name	Cyclohepta[B]Pyran-4,9-Dione, 2-(1,3-Benzodioxol-5-Yl)-
CAS No.	129527-18-0
Molecular Formula	C₁₈H₁₀O₅
Molecular Weight	306.27 g/mol
Synonyms	2-(1,3-Benzodioxol-5-yl)cyclohepta[b]pyran-4,9-dione; 2-(Benzo[d][1,3]dioxol-5-yl)cyclohepta[b]pyran-4,9-dione; 129527-18-0; 2-(1,3-Benzodioxol-5-yl)cyclohepta[b]pyran-4,9-dione; Cyclohepta[b]pyran-4,9-dione, 2-(1,3-benzodioxol-5-yl)-; 2-(2H-1,3-Benzodioxol-5-yl)cyclohepta[b]pyran-4,9-dione
EINECS	Contact for details

Quality Control

Our Cyclohepta[B]Pyran-4,9-Dione, 2-(1,3-Benzodioxol-5-Yl)- is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all specified parameters. Our quality commitment aligns with cGMP principles where applicable, ensuring reliability for your critical R&D and scale-up processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong oxidizing agents. For long-term storage, consider inert atmosphere conditions to maintain optimal stability.

Specification

Item	Specification
Appearance	Yellow to brown powder or crystalline solid
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference standard
Purity (HPLC)	≥ 95.0% (Standard Grade)
Purity (HPLC)	≥ 98.0% (High Purity Grade)
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%

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