Description

8-Chloro-3,4-Dihydro-2H-Naphthalen-1-One is a versatile organic intermediate characterized by its naphthalene-derived ketone structure with a chlorine substituent. This compound matters for its role as a key building block in the synthesis of more complex molecules, particularly in the pharmaceutical and agrochemical sectors. It is needed by research institutions and industrial manufacturers developing active pharmaceutical ingredients (APIs), fine chemicals, and advanced material precursors.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of various drug candidates and active pharmaceutical ingredients (APIs), particularly those with naphthalene-based structures.
• Agrochemical Synthesis: Serves as a building block for developing novel herbicides, fungicides, and insecticides, leveraging its halogenated aromatic system.
• Organic Synthesis & Research: Used in academic and industrial R&D for constructing complex polycyclic frameworks, studying reaction mechanisms, and developing new synthetic methodologies.
• Material Science Precursor: Employed in the development of organic electronic materials, dyes, and pigments due to its conjugated system.
• Fine Chemical Production: Acts as an intermediate in the manufacture of specialty chemicals, flavors, and fragrances.

Basic Information

Product Name	8-Chloro-3,4-Dihydro-2H-Naphthalen-1-One
CAS No.	68449-32-1
Molecular Formula	C10H9ClO
Molecular Weight	180.63 g/mol
Synonyms	8-Chloro-1-tetralone; 8-Chloro-3,4-dihydro-1(2H)-naphthalenone; 8-Chloro-α-tetralone; 8-Chloro-3,4-dihydronaphthalen-1(2H)-one; 1(2H)-Naphthalenone, 8-chloro-3,4-dihydro-; 8-Chloro-1-oxotetralin
EINECS	Contact for details

Quality Control

Our 8-Chloro-3,4-Dihydro-2H-Naphthalen-1-One is produced under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistency. Certificates of Analysis (COA) documenting identity, purity, and impurity profiles are available upon request, supporting compliance with cGMP and ISO 9001 standards where applicable.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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