Description

5-(3-Butyl-Ureido)-2-Ethoxy-Benzenesulfonyl Chloride is a specialized sulfonyl chloride derivative, a key reactive intermediate in advanced organic synthesis. Its value lies in its dual functionality, serving as a versatile building block for constructing complex molecules with tailored properties. This compound is primarily needed by research and development chemists in the pharmaceutical and agrochemical industries for the synthesis of novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: A critical precursor in the synthesis of potential drug candidates, particularly for creating sulfonamide-based molecules with targeted biological activity.
• Agrochemical Synthesis: Used in the development of new herbicides, fungicides, and insecticides, where the sulfonyl chloride group enables the introduction of specific functional groups.
• Chemical Research & Development: Serves as a versatile electrophile in academic and industrial R&D labs for exploring new reaction pathways and creating custom chemical libraries.
• Fine Chemical Production: Employed in the manufacture of specialty dyes, pigments, and functional materials that require a benzenesulfonyl chloride backbone.
• Peptide Modification: Can be used to modify amino acid side chains or peptide termini, introducing sulfonyl urea moieties for biochemical studies.

Basic Information

Item	Details
Product Name	5-(3-Butyl-Ureido)-2-Ethoxy-Benzenesulfonyl Chloride
CAS No.	680618-18-2
Molecular Formula	C₁₃H₁₉ClN₂O₄S
Molecular Weight	334.82 g/mol
Synonyms	5-[(Butylcarbamoyl)amino]-2-ethoxybenzenesulfonyl chloride; 2-Ethoxy-5-[(3-butylureido)]benzenesulfonyl chloride; 5-(N-Butylureido)-2-ethoxybenzenesulfonyl chloride; 680618-18-2; Benzenesulfonyl chloride, 5-[(butylamino)carbonyl]amino]-2-ethoxy-; 5-(3-Butylureido)-2-ethoxybenzenesulfonyl chloride
EINECS	Contact for details

Quality Control

Our 5-(3-Butyl-Ureido)-2-Ethoxy-Benzenesulfonyl Chloride is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods, to ensure it meets the high standards required for research and synthesis applications. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is available upon request to support your quality assurance 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 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
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.