Description

Cycloprop[A]Indene-1-Carbonyl Chloride, 1,1A,6,6A-Tetrahydro-, (1Alpha,1Abeta,6Abeta)- (9Ci) is a specialized, high-purity organic intermediate featuring a reactive acid chloride functional group on a fused cyclopropaindene scaffold. This compound matters as a critical building block for synthesizing complex molecules in advanced pharmaceutical and agrochemical research, enabling the introduction of the unique cyclopropaindene moiety. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and advanced materials sectors for constructing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel drug candidates, particularly in central nervous system (CNS) and anti-inflammatory therapeutic areas.
• Agrochemical Synthesis: Used in the research and development of new-generation pesticides and herbicides with complex, fused-ring structures.
• Advanced Material Precursor: Serves as a monomer or cross-linking agent in the development of specialty polymers and organic electronic materials.
• Chemical Biology Probe Development: Employed to create tagged molecules for studying biological pathways and protein interactions.
• Organic Synthesis Research: A versatile reagent in academic and industrial laboratories for methodology development and constructing complex natural product analogs.
• Ligand and Catalyst Development: Used to synthesize novel chiral ligands or organocatalysts for asymmetric synthesis.

Basic Information

Product Name	Cycloprop[A]Indene-1-Carbonyl Chloride, 1,1A,6,6A-Tetrahydro-, (1Alpha,1Abeta,6Abeta)- (9Ci)
CAS No.	98973-71-8
Molecular Formula	C13H11ClO
Molecular Weight	218.68 g/mol
Synonyms	1,1a,6,6a-Tetrahydrocyclopropa[a]indene-1-carbonyl chloride; (1R,1aS,6aS)-1,1a,6,6a-Tetrahydro-1H-cyclopropa[a]indene-1-carbonyl chloride; Cyclopropa[a]indene-1-carbonyl chloride, 1,1a,6,6a-tetrahydro-, (1R,1aS,6aS)-; Tetrahydrocyclopropa[a]indene-1-carbonyl chloride; (1α,1aβ,6aβ)-1,1a,6,6a-Tetrahydrocyclopropa[a]indene-1-carbonyl chloride; Cyclopropaindene carbonyl chloride derivative; 98973-71-8; 1-Cyclopropaindenecarbonyl chloride, tetrahydro-
EINECS	Contact for details

Quality Control

Our Cycloprop[A]Indene-1-Carbonyl Chloride is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements for advanced synthetic intermediates. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with every shipment. We support compliance with relevant guidelines for use in regulated environments.

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). Due to its hygroscopic and moisture-sensitive nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent decomposition. Keep away from strong bases and oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline solid or powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Single Unknown Impurity (HPLC)	≤ 1.0%
Total Impurities (HPLC)	≤ 3.0%

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