Description

Naphthalene, 1-Bromo-8-Ethynyl- is a high-value, multi-functional aromatic building block characterized by its bromo and ethynyl substituents, enabling precise cross-coupling and cycloaddition reactions. This compound is essential for advanced organic synthesis, offering chemists a versatile scaffold for constructing complex molecular architectures. It is primarily sought after by research institutions and pharmaceutical R&D teams for the development of novel materials, agrochemicals, and active pharmaceutical ingredients (APIs).

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of complex drug candidates, particularly those requiring naphthalene-based scaffolds.
• Material Science Research: Used in the development of organic semiconductors, liquid crystals, and advanced polymers due to its rigid aromatic structure and functional handles.
• Agrochemical Synthesis: Acts as a building block for creating novel herbicides, fungicides, and plant growth regulators.
• Organic Ligand Preparation: Employed in the synthesis of specialized ligands for catalysis and metal-organic frameworks (MOFs).
• Academic & Industrial R&D: A valuable tool for methodological development in Sonogashira, Suzuki, and other palladium-catalyzed cross-coupling reactions.
• Fluorescent Probe Synthesis: Utilized in constructing naphthalene-derived fluorophores for sensing and bio-imaging applications.

Basic Information

Product Name	Naphthalene, 1-Bromo-8-Ethynyl-
CAS No.	62358-92-3
Molecular Formula	C₁₂H₇Br
Molecular Weight	231.09 g/mol
Synonyms	1-Bromo-8-ethynylnaphthalene; 8-Ethynyl-1-bromonaphthalene; 1-Bromo-8-ethynyl-naphthalene; Naphthalene, 1-bromo-8-ethynyl-; 1-Bromonaphthalene-8-ethyne
EINECS	Contact for details

Quality Control

Every batch of Naphthalene, 1-Bromo-8-Ethynyl- is produced and verified under strict quality management protocols. We ensure compliance with relevant industry standards, and comprehensive analytical testing is performed to confirm identity, purity, and consistency. A Certificate of Analysis (COA) detailing specific results for each parameter 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 room temperature (typically 15-25°C). Keep away from heat, sparks, and open flame. This material is light-sensitive and should be handled accordingly to maintain stability.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Heavy Metals	< 20 ppm
Residual Solvents (GC)	Complies with ICH guidelines

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