Description

4,4,7,9-Tetramethyl-1,3,4,5-Tetrahydro-2-Benzoxepine-1,3-Dione is a specialized organic compound with the CAS number 23342-31-6, serving as a key intermediate in advanced chemical synthesis. Its unique benzoxepine dione structure makes it a valuable building block for creating complex molecules with specific functional properties. This product is essential for research and development chemists in the pharmaceutical and fine chemical industries, where it is used to develop novel active ingredients and high-performance materials.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of novel drug candidates and active pharmaceutical ingredients (APIs).
• Fine Chemical Synthesis: Used as a building block for creating complex organic molecules, fragrances, and specialty chemicals.
• Agrochemical Research: Employed in the development of new pesticides, herbicides, and plant growth regulators.
• Material Science: Acts as a monomer or additive in the research of advanced polymers and functional materials.
• Academic & Industrial R&D: Serves as a standard or reagent in chemical research for studying reaction mechanisms and developing new synthetic methodologies.

Basic Information

Product Name	4,4,7,9-Tetramethyl-1,3,4,5-Tetrahydro-2-Benzoxepine-1,3-Dione
CAS No.	23342-31-6
Molecular Formula	C₁₅H₁₈O₃
Molecular Weight	246.30 g/mol
Synonyms	4,4,7,9-Tetramethyl-1,3,4,5-tetrahydro-2-benzoxepine-1,3-dione; 2-Benzoxepine-1,3-dione, 4,4,7,9-tetramethyl-1,3,4,5-tetrahydro-; 4,4,7,9-Tetramethyl-1,3,4,5-tetrahydro-2-benzoxepine-1,3-dione; 1,3-Dioxo-4,4,7,9-tetramethyl-1,3,4,5-tetrahydro-2-benzoxepine; 23342-31-6; Tetramethylbenzoxepinedione
EINECS	Contact for details

Quality Control

Our 4,4,7,9-Tetramethyl-1,3,4,5-Tetrahydro-2-Benzoxepine-1,3-Dione is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing to ensure high purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to support your quality assurance protocols.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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