Description

3,4-Dihydronaphthalene-2-Sulfonyl Chloride is a versatile and high-purity sulfonyl chloride derivative, serving as a critical building block in advanced organic synthesis. Its primary value lies in its high reactivity, enabling the efficient introduction of the sulfonyl functional group into complex molecular architectures. This compound is essential for researchers and manufacturers in the pharmaceutical and agrochemical industries, particularly for the development of novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of sulfonamide-based drug candidates, including enzyme inhibitors and receptor antagonists.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and pesticides with sulfonylurea or sulfonamide moieties.
• Material Science Research: Acts as a monomer or cross-linking agent in the development of specialty polymers and functional materials.
• Dye and Pigment Manufacturing: Intermediate for creating sulfonated dyes and colorants with enhanced solubility and fastness properties.
• Chemical Biology Probes: Utilized for labeling and modifying biomolecules (proteins, peptides) due to its reactivity with amines and alcohols.
• Custom Synthesis & Contract Manufacturing: A vital reagent for custom synthesis houses and CDMOs (Contract Development and Manufacturing Organizations) serving the life sciences sector.

Basic Information

Item	Details
Product Name	3,4-Dihydronaphthalene-2-Sulfonyl Chloride
CAS No.	17070-56-3
Molecular Formula	C10H9ClO2S
Molecular Weight	228.70 g/mol
Synonyms	2-Sulfonylchloride-3,4-dihydronaphthalene; 3,4-Dihydro-2-naphthalenesulfonyl chloride; 1,2,3,4-Tetrahydronaphthalene-2-sulfonyl chloride; 2-(Chlorosulfonyl)-1,2,3,4-tetrahydronaphthalene; Tetralin-2-sulfonyl chloride; 3,4-Dihydronaphthalene-2-sulfonylchloride; 2-Tetralinsulfonyl chloride
EINECS	Contact for details

Quality Control

Our 3,4-Dihydronaphthalene-2-Sulfonyl Chloride is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation by IR and NMR, to ensure it meets the high standards required for research and industrial synthesis. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment and is available upon request.

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). This product is hygroscopic (moisture-sensitive) and should be handled under anhydrous conditions to prevent decomposition. Keep away from strong bases, oxidizing agents, and sources of ignition.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 2.0%

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