Description

4-Pentene-1-Sulfonyl Chloride is a versatile sulfonylation reagent featuring a reactive terminal alkene group. This bifunctional molecule is critical for introducing sulfonyl moieties into target compounds while offering a handle for further chemical modification via the alkene. It is primarily sought after by research chemists and process development scientists in the pharmaceutical and agrochemical industries for the synthesis of novel intermediates, active ingredients, and functional materials.

Application

• Pharmaceutical Intermediate Synthesis: A key building block for creating sulfonamide-based drug candidates, including protease inhibitors and receptor antagonists.
• Agrochemical Development: Used in the research and production of novel herbicides, fungicides, and insecticides that incorporate sulfonyl functional groups.
• Polymer & Material Science: Serves as a monomer or cross-linking agent for synthesizing specialty polymers with unique surface properties or reactivity.
• Chemical Biology & Proteomics: Employed as an activity-based probe precursor to label and study enzymes, particularly serine hydrolases.
• Ligand & Catalyst Development: Useful for the preparation of chiral sulfonamide ligands used in asymmetric catalysis.
• Custom Synthesis & Contract Manufacturing: A valuable reagent for custom chemical synthesis services targeting complex, multi-functional molecules.

Basic Information

Product Name	4-Pentene-1-Sulfonyl Chloride
CAS No.	60154-77-0
Molecular Formula	C5H9ClO2S
Molecular Weight	168.64 g/mol
Synonyms	4-Penten-1-sulfonyl chloride; Pent-4-ene-1-sulfonyl chloride; Allylsulfonylacetyl chloride; 4-Pentenylsulfonyl chloride; 1-Chlorosulfonyl-4-pentene; 4-Pentenesulfonyl chloride; (4-Pentenyl)sulfonyl chloride; 4-Pentene-1-sulphonyl chloride
EINECS	Contact for details

Quality Control

Our 4-Pentene-1-Sulfonyl Chloride is manufactured under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including NMR, HPLC, and titration methods, to ensure high purity and consistency. A Certificate of Analysis (COA) detailing identity, assay, and impurity profiles is 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, well-ventilated place at room temperature (15-25°C). This compound is hygroscopic (moisture-sensitive) and should be handled under an inert atmosphere (e.g., nitrogen or argon) for long-term storage and to maintain optimal purity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Water Content (KF)	≤ 0.5%

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