Description

3-Chloro-4-(1,3-Dioxo-2-Azaspiro[4.4]Non-2-Yl)Benzenesulfonyl Chloride is a high-value, multi-functional chemical intermediate characterized by its reactive sulfonyl chloride and cyclic imide functional groups. This compound is essential for the synthesis of complex molecules, offering a versatile building block for introducing specific structural motifs. It is primarily sought after by research institutions and manufacturers in the pharmaceutical and agrochemical sectors for developing new active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel drug candidates, particularly those targeting enzyme inhibition or requiring specific spirocyclic architectures.
• Agrochemical Synthesis: Used in the research and development of advanced herbicides, fungicides, and insecticides with enhanced efficacy.
• Organic Synthesis Reagent: Serves as a versatile electrophile in sulfonylation reactions and for constructing complex heterocyclic systems in academic and industrial R&D.
• Material Science Research: Potential precursor for specialty polymers or functional materials requiring thermally stable imide linkages.
• Chemical Biology Probes: Useful for creating activity-based probes or affinity labels to study biological processes and protein function.

Basic Information

Item	Detail
Product Name	3-Chloro-4-(1,3-Dioxo-2-Azaspiro[4.4]Non-2-Yl)Benzenesulfonyl Chloride
CAS No.	306934-73-6
Molecular Formula	C15H15Cl2NO4S
Molecular Weight	376.26 g/mol
Synonyms	3-Chloro-4-(1,3-dioxo-2-azaspiro[4.4]nonan-2-yl)benzenesulfonyl chloride; 2-(2-Chloro-4-(chlorosulfonyl)phenyl)-2-azaspiro[4.4]nonane-1,3-dione; 306934-73-6; 3-Chloro-4-(1,3-dioxo-2-azaspiro[4.4]non-2-yl)benzenesulfonyl chloride; Benzenesulfonyl chloride, 3-chloro-4-(1,3-dioxo-2-azaspiro[4.4]non-2-yl)-
EINECS	Contact for details

Quality Control

Our production of 3-Chloro-4-(1,3-Dioxo-2-Azaspiro[4.4]Non-2-Yl)Benzenesulfonyl Chloride adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity. Every lot undergoes comprehensive analytical testing, including HPLC, NMR, and IR spectroscopy. A Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to support your quality assurance and regulatory needs.

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 (moisture-sensitive) nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation. Keep away from incompatible materials such as strong bases, amines, and alcohols.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 97.0%
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.