Description

5-(1,3-Dioxo-1,3-Dihydro-Isoindol-2-Yl)-2-Methoxy-Benzenesulfonyl Chloride CAS NO 885279-82-3 is a specialized sulfonyl chloride derivative, serving as a critical building block in advanced organic synthesis. Its value lies in its dual reactive sites, enabling the efficient construction of complex molecules with tailored properties. This high-purity intermediate is essential for research and development chemists in the pharmaceutical and agrochemical industries, particularly for creating novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, especially those targeting specific enzyme inhibition or receptor modulation.
• Agrochemical Synthesis: Used in the development of new-generation herbicides, fungicides, and plant growth regulators requiring complex sulfonamide or sulfonate backbones.
• Functional Material Research: Building block for creating advanced polymers, dyes, and photoactive materials due to its aromatic and phthalimide structure.
• Chemical Biology Probes: Employed in the design and synthesis of activity-based probes (ABPs) for studying protein function and enzyme activity.
• Custom Synthesis & Contract Manufacturing: Supplied to CDMOs and research institutions for bespoke chemical synthesis projects.

Basic Information

Product Name	5-(1,3-Dioxo-1,3-Dihydro-Isoindol-2-Yl)-2-Methoxy-Benzenesulfonyl Chloride
CAS No.	885279-82-3
Molecular Formula	C15H10ClNO5S
Molecular Weight	351.76 g/mol
Synonyms	2-Methoxy-5-(1,3-dioxoisoindolin-2-yl)benzenesulfonyl chloride; 2-Methoxy-5-(phthalimido)benzenesulfonyl chloride; 5-(1,3-Dioxo-1,3-dihydro-2H-isoindol-2-yl)-2-methoxybenzenesulfonyl chloride; 2-Methoxy-5-(1,3-dioxo-1,3-dihydro-2H-isoindol-2-yl)benzenesulfonyl chloride; N-(4-Methoxy-3-sulfonylchloridophenyl)phthalimide; CAS 885279-82-3
EINECS	Contact for details

Quality Control

Our 5-(1,3-Dioxo-1,3-Dihydro-Isoindol-2-Yl)-2-Methoxy-Benzenesulfonyl Chloride is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure high chemical purity and identity confirmation. Certificates of Analysis (COA) detailing all specifications are provided with every 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). This compound is hygroscopic (moisture-sensitive) and must be kept under an inert atmosphere (e.g., nitrogen or argon) for long-term storage to prevent decomposition. Keep away from heat, sparks, open flames, and incompatible materials such as strong bases and oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Single Unknown Impurity (HPLC)	≤ 0.5%
Total Impurities (HPLC)	≤ 2.0%

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