Description

Spiro[2,5-Cyclohexadiene-1,3-[3H]Indol]-2(1H)-One, 1,2-Dimethyl- (9Ci) is a high-value spirocyclic organic compound serving as a critical synthetic intermediate in advanced chemical research and development. Its unique fused-ring structure makes it an essential building block for constructing complex molecular architectures, particularly in pharmaceutical discovery. This compound is primarily sought after by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for the synthesis of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders.
• Agrochemical Research: Building block for developing new generations of herbicides, fungicides, and insecticides with unique modes of action.
• Material Science: Used in the research and development of advanced organic electronic materials, including OLEDs and semiconductors.
• Academic & Contract Research: Essential reagent for methodological studies in organic synthesis and catalysis at universities and CROs.
• Dye & Pigment Synthesis: Intermediate for creating specialized chromophores and photostable colorants.
• Ligand & Catalyst Development: Core structure for designing novel chiral ligands and organocatalysts for asymmetric synthesis.

Basic Information

Product Name	Spiro[2,5-Cyclohexadiene-1,3-[3H]Indol]-2(1H)-One, 1,2-Dimethyl- (9Ci)
CAS No.	797762-34-6
Molecular Formula	C15H15NO
Molecular Weight	225.29 g/mol
Synonyms	1,2-Dimethylspiro[2,5-cyclohexadiene-1,3-[3H]indol]-2(1H)-one; 1,2-Dimethyl-1,3-dihydrospiro[indene-2,2'-indol]-3'-one; Spiro[indene-2,2'-indol]-3'-one, 1,2-dihydro-1,2-dimethyl-; 797762-34-6; 1,2-Dimethylspiro[indene-2,2'-indol]-3'(1'H)-one; 1,2-Dimethyl-1'H-spiro[indene-2,2'-indol]-3'-one
EINECS	Contact for details

Quality Control

Every batch of Spiro[2,5-Cyclohexadiene-1,3-[3H]Indol]-2(1H)-One, 1,2-Dimethyl- (9Ci) is manufactured under strict quality management systems. Our products undergo rigorous analytical testing, including HPLC, NMR, and MS, to ensure high purity and batch-to-batch consistency essential for research and development. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to support your quality and regulatory requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider storing under an inert atmosphere to maintain optimal stability.

Specification

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