Description

1-Chloro-4-Methoxysulfonyl-Naphthalene is a specialized naphthalene derivative that serves as a high-value synthetic intermediate. Its molecular structure, featuring both chloro and methoxysulfonyl functional groups, makes it a versatile building block for constructing complex organic molecules. This compound is primarily sought after by research and development teams in the pharmaceutical and advanced materials sectors for creating novel active ingredients and functional polymers.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly in developing compounds with specific sulfonamide or naphthalene-based pharmacophores.
• Agrochemical Research: Used in creating advanced pesticide and herbicide molecules where the chloronaphthalene core provides biological activity.
• Dye and Pigment Synthesis: Serves as a starting material for producing specialized naphthalene-based dyes and colorants for industrial applications.
• Organic Electronic Materials: A building block in the research and development of organic semiconductors and charge-transport materials due to its conjugated naphthalene system.
• Ligand and Catalyst Development: Utilized in organometallic chemistry to create novel ligands for catalytic systems.
• Polymer Modification: Employed to introduce functional groups into polymer backbones, altering physical properties like solubility or thermal stability.

Basic Information

Product Name	1-Chloro-4-Methoxysulfonyl-Naphthalene
CAS No.	6328-73-0
Molecular Formula	C₁₁H₉ClO₃S
Molecular Weight	256.70 g/mol
Synonyms	4-Chloro-1-(methoxysulfonyl)naphthalene; 1-Chloro-4-methanesulfonylnaphthalene; 1-Chloro-4-(methylsulfonyl)naphthalene; NSC 403796; 1-Chloro-4-methoxysulfonylnaphthalene; 4-Methoxysulfonyl-1-chloronaphthalene; 1-Chloro-4-(methoxysulfonyl)naphthalene
EINECS	Contact for details

Quality Control

Our 1-Chloro-4-Methoxysulfonyl-Naphthalene is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets the high standards required for research and process development. Certificates of Analysis (COA) with detailed chromatographic data are provided for every shipment, ensuring full traceability and compliance with your internal quality protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flame. The container should be kept tightly sealed when not in use to prevent moisture absorption and contamination.

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.