Description

4-Methoxypyridine-2-Sulfonyl Chloride (Wx192267) is a high-purity, reactive sulfonyl chloride derivative used as a critical building block in advanced organic synthesis. Its primary value lies in its role as a versatile sulfonylation reagent, enabling the introduction of the 4-methoxy-2-pyridinesulfonyl moiety into target molecules. This compound is essential for researchers and manufacturers in the pharmaceutical and agrochemical industries, particularly for the development of active pharmaceutical ingredients (APIs) and novel crop protection agents.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of complex drug candidates, especially those requiring sulfonamide functional groups for bioactivity.
• Agrochemical Synthesis: Used in the research and production of novel herbicides, fungicides, and insecticides where the pyridine-sulfonyl scaffold is beneficial.
• Chemical Biology & Proteomics: Serves as a reactive handle for labeling or modifying biomolecules in probe development and activity-based protein profiling (ABPP).
• Material Science Research: Employed in the creation of functionalized polymers or organic electronic materials with specific sulfonyl-based properties.
• Custom Synthesis & Contract Manufacturing: A vital reagent for fine chemical and custom synthesis houses serving the life sciences sector.

Basic Information

Product Name	4-Methoxypyridine-2-Sulfonyl Chloride (Wx192267)
CAS No.	1060805-44-8
Molecular Formula	C6H6ClNO3S
Molecular Weight	207.63 g/mol
Synonyms	2-Pyridinesulfonyl chloride, 4-methoxy-; 4-Methoxy-2-pyridinesulfonyl chloride; 4-Methoxypyridine-2-sulfonyl chloride; WX-192267; Wx192267
EINECS	Contact for details

Quality Control

Our 4-Methoxypyridine-2-Sulfonyl Chloride is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high chemical purity. Each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing key parameters such as assay, identity, and impurity profiles. We adhere to cGMP standards where applicable, ensuring the material is suitable for demanding research and scale-up processes.

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.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 1.0%

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