Description

7-Bromo-5,8-Dimethyl-3,4-Dihydronaphthalen-1(2H)-One is a high-purity, functionalized tetralone derivative that serves as a critical synthetic intermediate in advanced organic chemistry. Its value lies in providing a versatile, brominated aromatic scaffold for constructing complex molecular architectures, particularly in pharmaceutical research and development. This compound is essential for chemists and manufacturers in the life sciences sector who require reliable, high-quality building blocks for drug discovery, agrochemical synthesis, and materials science applications.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel active pharmaceutical ingredients (APIs), especially for central nervous system (CNS) and anti-inflammatory drug candidates.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and pesticides, leveraging its halogenated aromatic structure.
• Material Science: Serves as a building block for organic electronic materials, such as organic light-emitting diodes (OLEDs) and semiconductors.
• Academic & R&D: A valuable reagent for methodological studies in organic synthesis, including cross-coupling reactions and ring-forming transformations.
• Fine Chemical Synthesis: Employed in the production of specialty chemicals, dyes, and pigments requiring specific brominated tetralone motifs.

Basic Information

Product Name	7-Bromo-5,8-Dimethyl-3,4-Dihydronaphthalen-1(2H)-One
CAS No.	30098-36-3
Molecular Formula	C12H13BrO
Molecular Weight	253.14 g/mol
Synonyms	7-Bromo-5,8-dimethyl-3,4-dihydronaphthalen-1(2H)-one; 7-Bromo-5,8-dimethyl-1-tetralone; 1(2H)-Naphthalenone, 7-bromo-5,8-dimethyl-3,4-dihydro-; 7-Bromo-5,8-dimethyl-1,2,3,4-tetrahydronaphthalen-1-one; 5,8-Dimethyl-7-bromo-1-tetralone; 7-Bromo-5,8-dimethyl-α-tetralone; 7-Bromo-5,8-dimethyl-3,4-dihydro-1(2H)-naphthalenone
EINECS	Contact for details

Quality Control

Our 7-Bromo-5,8-Dimethyl-3,4-Dihydronaphthalen-1(2H)-One is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and batch-to-batch consistency suitable for research and scale-up. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with each shipment.

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). Keep away from heat, sparks, and open flame. This material is light-sensitive (store away from light).

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.