Description

Naphthalene, 3-Fluoro-1,2-Dihydro- (9Ci) is a specialized fluorinated derivative of naphthalene, serving as a valuable synthetic intermediate in advanced organic chemistry. Its unique structure, featuring a fluorine atom on a partially saturated ring, makes it a key building block for creating complex molecules with tailored electronic and steric properties. This compound is primarily utilized by research chemists and process development scientists in the pharmaceutical and agrochemical industries for the synthesis of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of novel drug candidates, particularly for introducing fluorine atoms to modulate bioavailability and metabolic stability.
• Agrochemical Research: Used in the development of new herbicides, pesticides, and fungicides where the fluorinated naphthalene core contributes to biological activity.
• Material Science: Serves as a monomer or building block for creating specialty polymers, liquid crystals, and organic electronic materials.
• Chemical Synthesis: Acts as a versatile fluorinated synthon in organic synthesis for constructing complex polycyclic aromatic and heteroaromatic systems.
• Academic & Industrial R&D: Employed in research laboratories for methodological studies in fluorination chemistry and the development of new catalytic processes.

Basic Information

Product Name	Naphthalene, 3-Fluoro-1,2-Dihydro- (9Ci)
CAS No.	144951-47-3
Molecular Formula	C₁₀H₉F
Molecular Weight	148.18 g/mol
Synonyms	3-Fluoro-1,2-dihydronaphthalene; 1,2-Dihydro-3-fluoronaphthalene; 3-Fluoro-1,2-dihydronaphthalene; Fluorinated dihydronaphthalene; 3-Fluoro-1,2,3,4-tetrahydronaphthalene (incorrect but common search term); 3-Fluoro-1,2-dihydro-naphthalene; 3-F-DHN
EINECS	Contact for details

Quality Control

We maintain a rigorous quality management system to ensure batch-to-batch consistency and high purity for research and development applications. Our standard grade typically meets a purity specification of ≥95% (by GC or HPLC), with detailed impurity profiling available. A comprehensive Certificate of Analysis (COA) is provided with each shipment, detailing identity confirmation (by IR, NMR), assay, and relevant physical data. Custom synthesis and purification to meet specific research-grade or process development requirements are 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 (15-25°C). This compound is light-sensitive (store away from light) and should be handled under an inert atmosphere for long-term storage to prevent potential oxidation. Keep away from strong acids/bases and oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 95.0%
Water Content (KF)	≤ 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.