Description

Methyl 5-(Chlorosulfonyl)-1-Methyl-1H-Pyrrole-2-Carboxylate is a high-value, multi-functional pyrrole derivative that serves as a critical building block in advanced organic synthesis. Its core value lies in the reactive chlorosulfonyl group, which enables efficient sulfonamide bond formation and further derivatization, making it indispensable for creating complex molecular architectures. This intermediate is primarily needed by research and development chemists and process engineers in the pharmaceutical and agrochemical industries for the development of new active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Key synthon for the development of novel drug candidates, particularly in sulfonamide-based therapeutics.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides and herbicides requiring specific pyrrole-sulfonyl motifs.
• Material Science Research: Serves as a precursor for functionalized polymers and advanced organic materials with tailored properties.
• Chemical Biology Probes: Employed in the synthesis of labeled compounds and molecular probes for biochemical research.
• Custom Synthesis & Contract Manufacturing: A vital starting material for custom synthesis projects and scale-up processes in fine chemical production.

Basic Information

Product Name	Methyl 5-(Chlorosulfonyl)-1-Methyl-1H-Pyrrole-2-Carboxylate
CAS No.	306936-53-8
Molecular Formula	C7H8ClNO4S
Molecular Weight	237.66 g/mol
Synonyms	1-Methyl-5-(chlorosulfonyl)-1H-pyrrole-2-carboxylic acid methyl ester; Methyl 1-methyl-5-sulfonylchloride-2-pyrrolecarboxylate; 5-Chlorosulfonyl-1-methyl-1H-pyrrole-2-carboxylic acid methyl ester; 1H-Pyrrole-2-carboxylic acid, 5-(chlorosulfonyl)-1-methyl-, methyl ester; Methyl 1-methyl-5-(chlorosulfonyl)pyrrole-2-carboxylate
EINECS	Contact for details

Quality Control

Our production of Methyl 5-(Chlorosulfonyl)-1-Methyl-1H-Pyrrole-2-Carboxylate adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity. All material is characterized and released against comprehensive in-house specifications, which typically include identity confirmation by spectroscopic methods (IR, NMR) and purity assessment by HPLC. A Certificate of Analysis (COA) detailing the specific results for each batch is provided and available upon request 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 (typically 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 and oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
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.