Description

Benzenesulfonamide, 2-Ethenyl- (9Ci) CAS NO 51119-84-7 is a specialized aromatic sulfonamide derivative featuring a reactive vinyl group, making it a valuable building block in advanced organic synthesis. This compound is engineered for applications requiring precise molecular architecture and functional group compatibility. It is primarily sought by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and polymer sectors for developing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel sulfonamide-based drug candidates, including enzyme inhibitors and receptor modulators.
• Agrochemical Synthesis: Utilized in the development of next-generation herbicides, fungicides, and plant growth regulators, leveraging its bioactive sulfonamide core.
• Polymer & Material Science: Acts as a functional monomer or cross-linking agent for creating specialty polymers, coatings, and resins with enhanced properties.
• Chemical Research & Development: Employed as a versatile scaffold in medicinal chemistry and material science R&D for structure-activity relationship (SAR) studies.
• Dye & Pigment Manufacturing: Used in the synthesis of specialized dyes and colorants where the sulfonamide group improves solubility and fastness properties.

Basic Information

Product Name	Benzenesulfonamide, 2-Ethenyl- (9Ci)
CAS No.	51119-84-7
Molecular Formula	C8H9NO2S
Molecular Weight	183.23 g/mol
Synonyms	2-Vinylbenzenesulfonamide; o-Vinylbenzenesulfonamide; 2-Ethenylbenzenesulfonamide; N-Sulfonyl-2-vinylaniline; (2-Vinylphenyl)sulfonamide; Benzenesulfonamide, o-ethenyl-; 51119-84-7
EINECS	Contact for details

Quality Control

Our Benzenesulfonamide, 2-Ethenyl- is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and NMR/IR for structural confirmation, to ensure it meets exacting standards for research and industrial use. Certificates of Analysis (COA) documenting all critical parameters are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong oxidizing agents and incompatible materials. For long-term storage, consider an inert atmosphere to maintain product integrity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 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.