Description

(7Ar)-7A-Methyl-2,3,7,7A-Tetrahydro-1H-Indene-1,5(6H)-Dione is a high-purity, specialized bicyclic diketone intermediate of significant interest in advanced organic synthesis. Its unique fused ring structure and reactive carbonyl groups make it a valuable building block for constructing complex molecular architectures. This compound is primarily sought after by research institutions and industrial R&D departments in the pharmaceutical and agrochemical sectors for the development of novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Serves as a key chiral precursor in the synthesis of novel therapeutic compounds and active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and plant growth regulators.
• Organic Synthesis Building Block: Employed in Diels-Alder reactions and other cycloadditions to create complex polycyclic structures.
• Material Science Research: Investigated as a monomer or precursor for specialty polymers and advanced organic materials.
• Catalyst & Ligand Development: Utilized in the design and synthesis of novel chiral catalysts and ligands for asymmetric synthesis.
• Academic & Industrial R&D: A critical reagent for methodological studies and exploratory chemistry in both academic and corporate research laboratories.

Basic Information

Product Name	(7Ar)-7A-Methyl-2,3,7,7A-Tetrahydro-1H-Indene-1,5(6H)-Dione
CAS No.	17553-89-8
Molecular Formula	C10H12O2
Molecular Weight	164.20 g/mol
Synonyms	7a-Methyl-2,3,7,7a-tetrahydro-1H-indene-1,5(6H)-dione; (7aR)-7a-Methyl-2,3,7,7a-tetrahydro-1H-indene-1,5(6H)-dione; (R)-7a-Methyl-2,3,7,7a-tetrahydro-1H-indene-1,5(6H)-dione; 1,5(6H)-Indenedione, 2,3,7,7a-tetrahydro-7a-methyl-, (7aR)-; Bicyclic Diketone Intermediate
EINECS	Contact for details

Quality Control

Our (7Ar)-7A-Methyl-2,3,7,7A-Tetrahydro-1H-Indene-1,5(6H)-Dione is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chiral purity analysis, to ensure consistency and compliance with customer specifications. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment.

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 strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Chiral Purity (Chiral HPLC)	≥ 98.0% ee
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.