Description

3A,7A-Dihydro-5-Methyl-1H-Indene-1,7(4H)-Dione is a specialized organic compound belonging to the indanedione class, serving as a versatile building block in advanced chemical synthesis. Its unique bicyclic structure makes it a valuable intermediate for creating complex molecules with specific functional properties. This product is essential for research and development chemists in the pharmaceutical, agrochemical, and material science industries seeking to develop novel active ingredients or functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates and active pharmaceutical ingredients (APIs), particularly for compounds targeting central nervous system or metabolic pathways.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and plant growth regulators, leveraging its reactive diketone functionality.
• Organic Light-Emitting Diode (OLED) Materials: Acts as a core structure or intermediate in the development of electron-transporting or host materials for advanced display and lighting technologies.
• Polymer Chemistry: Serves as a monomer or cross-linking agent for creating specialty polymers with enhanced thermal stability or specific optical properties.
• Chemical Research & Development: Employed as a model compound or starting material in academic and industrial R&D for studying reaction mechanisms and developing new synthetic methodologies.
• Dye & Pigment Intermediate: Utilized in the synthesis of complex organic dyes and pigments, contributing to colorant development for various industrial applications.

Basic Information

Product Name	3A,7A-Dihydro-5-Methyl-1H-Indene-1,7(4H)-Dione
CAS No.	21149-14-4
Molecular Formula	C10H10O2
Molecular Weight	162.19 g/mol
Synonyms	5-Methyl-1H-indene-1,7(4H)-dione; 5-Methylindane-1,7-dione; 5-Methyl-1,7-indanedione; 3a,7a-Dihydro-5-methyl-1H-indene-1,7(4H)-dione; 5-Methyl-1,7-dioxo-2,3,3a,4,7,7a-hexahydro-1H-indene; 5-Methylindan-1,7-dione
EINECS	Contact for details

Quality Control

Our 3A,7A-Dihydro-5-Methyl-1H-Indene-1,7(4H)-Dione 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) detailing batch-specific results 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 place at room temperature (15-25°C). Due to its sensitivity to oxidation, it is recommended to store under an inert atmosphere for long-term preservation. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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