Description

4H-Cyclopent[C]Inden-4-One,Decahydro-3-Methyl-,(3R,3As,5Ar,9As)-Rel-(9Ci) is a high-purity, stereochemically defined advanced pharmaceutical intermediate. This compound matters for its role as a critical chiral building block in the synthesis of complex organic molecules, particularly in medicinal chemistry. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical and agrochemical industries for creating novel active ingredients with specific three-dimensional configurations.

Application

• Pharmaceutical Intermediate: Serves as a key chiral synthon in the research and development of new drug candidates, especially for central nervous system (CNS) and anti-inflammatory targets.
• Asymmetric Synthesis: Utilized as a starting material or intermediate in catalytic asymmetric reactions to construct complex polycyclic frameworks.
• Medicinal Chemistry Research: Employed in structure-activity relationship (SAR) studies and lead optimization programs due to its rigid, fused-ring structure.
• Agrochemical Development: Used in the synthesis of novel, biologically active compounds for crop protection and pest management.
• Material Science Precursor: Investigated as a monomer or precursor for specialty polymers and advanced organic materials with unique optical or electronic properties.
• Academic & Contract Research: Supplied to university laboratories and CROs (Contract Research Organizations) for fundamental organic chemistry and methodology development.

Basic Information

Product Name	4H-Cyclopent[C]Inden-4-One,Decahydro-3-Methyl-,(3R,3As,5Ar,9As)-Rel-(9Ci)
CAS No.	685109-84-6
Molecular Formula	C13H20O
Molecular Weight	192.30 g/mol
Synonyms	(3R,3aS,5aR,9aS)-rel-Decahydro-3-methyl-4H-cyclopent[c]inden-4-one; rel-(3R,3aS,5aR,9aS)-Decahydro-3-methyl-4H-cyclopent[c]inden-4-one; 4H-Cyclopent[c]inden-4-one, decahydro-3-methyl-, (3R,3aS,5aR,9aS)-rel-; Decahydro-3-methyl-4H-cyclopent[c]inden-4-one (relative stereochemistry); 685109-84-6; Advanced Chiral Synthon; Fused Tricyclic Ketone Intermediate
EINECS	Contact for details

Quality Control

Every batch of this advanced intermediate is produced under strict quality management systems. We provide comprehensive analytical data including HPLC purity, chiral purity (enantiomeric/excess), and structural confirmation via NMR and MS. A detailed Certificate of Analysis (COA) is supplied with each shipment, ensuring traceability and compliance with your research or cGMP development requirements.

Storage

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

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Chiral Purity	≥ 99.0% ee (by Chiral HPLC)
Water Content (KF)	≤ 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.