Description

Spiro[2H-Indene-2,3-Pyrrolidin]-5-One, 1,3,3A,4,5,6,7,7A-Octahydro-, Stereoisomer (9Ci) is a complex spirocyclic organic compound that serves as a sophisticated chemical building block and key intermediate in advanced synthetic chemistry. Its unique fused ring structure makes it highly valuable for constructing complex molecular architectures with specific three-dimensional configurations. This compound is primarily utilized by pharmaceutical R&D and fine chemical synthesis teams focused on developing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A critical chiral building block for the synthesis of novel drug candidates, particularly in central nervous system (CNS) and metabolic disorder research.
• Asymmetric Catalysis: Used as a precursor or ligand in the development of chiral catalysts for stereoselective synthesis.
• Agrochemical Research: Serves as a core structure for developing new active ingredients with specific biological activity.
• Material Science: Investigated as a monomer or additive for creating polymers with unique thermal or mechanical properties.
• Academic & Discovery Chemistry: Employed in research laboratories for methodological studies and the construction of complex natural product analogs.
• Custom Synthesis & Contract Manufacturing: Supplied to CDMOs for the production of client-specific target molecules on various scales.

Basic Information

Product Name	Spiro[2H-Indene-2,3-Pyrrolidin]-5-One, 1,3,3A,4,5,6,7,7A-Octahydro-, Stereoisomer (9Ci)
CAS No.	335671-42-6
Molecular Formula	C11H15NO
Molecular Weight	177.24 g/mol
Synonyms	1,3,3a,4,5,6,7,7a-Octahydrospiro[2H-indene-2,3'-pyrrolidin]-5-one; Spiro[indane-2,3'-pyrrolidine]-5'-one, octahydro-; 335671-42-6; Octahydrospiro[2H-indene-2,3'-pyrrolidin]-5'-one; Spirocyclic pyrrolidinone derivative
EINECS	Contact for details

Quality Control

Every batch of our spirocyclic intermediate is produced under strict quality management systems. We employ advanced analytical techniques including HPLC, GC, NMR, and MS to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing all specification parameters is provided with each shipment. Our quality commitment supports compliance with cGMP standards for use in regulated research and development.

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 incompatible materials. For long-term storage, consider under an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 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.