Description

n-(1,3-Dibromo-2-Naphthyl)-p-Toluenesulphonamide is a specialized brominated naphthalene derivative functionalized with a toluenesulfonamide group, serving as a high-value synthetic intermediate. This compound is critical for researchers and manufacturers requiring precise bromine substitution patterns for constructing complex molecular architectures. It is primarily utilized in the development of advanced materials, agrochemicals, and active pharmaceutical ingredients (APIs) where its specific halogenated structure imparts desired electronic or steric properties.

Application

• Key synthetic intermediate in the research and development of novel pharmaceutical compounds, particularly for creating halogenated drug candidates.
• Building block for the synthesis of advanced agrochemicals, such as herbicides and fungicides, leveraging its bromine atoms for bioactivity.
• Precursor in the production of functional dyes and pigments, where the naphthalene core contributes to color fastness and stability.
• Monomer or cross-linking agent in the development of specialty polymers and organic electronic materials.
• Intermediate for liquid crystal and other advanced material synthesis.
• Reagent in organic synthesis laboratories for Suzuki-Miyaura and other palladium-catalyzed cross-coupling reactions.

Basic Information

Product Name	n-(1,3-Dibromo-2-Naphthyl)-p-Toluenesulphonamide
CAS No.	54288-96-9
Molecular Formula	C₁₇H₁₃Br₂NO₂S
Molecular Weight	463.17 g/mol
Synonyms	N-(1,3-Dibromo-2-naphthyl)-4-methylbenzenesulfonamide; p-Toluenesulfonamide, N-(1,3-dibromo-2-naphthyl)-; 1,3-Dibromo-N-(p-tolylsulfonyl)-2-naphthylamine; 4-Methyl-N-(1,3-dibromo-2-naphthalenyl)benzenesulfonamide; Tosylamide derivative of 1,3-dibromo-2-naphthylamine; 2-Naphthalenesulfonamide, 1,3-dibromo-N-[(4-methylphenyl)sulfonyl]-
EINECS	Contact for details

Quality Control

Our n-(1,3-Dibromo-2-Naphthyl)-p-Toluenesulphonamide is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC, NMR, and elemental analysis, to ensure identity, purity, and consistency. A Certificate of Analysis (COA) detailing all specifications is provided with each shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This material is light-sensitive (store away from light) and should be kept under inert conditions if long-term stability is required.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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