Description

2,2,4,8-Tetramethyl-1,2-Dihydroquinoline is a substituted dihydroquinoline derivative, a versatile chemical intermediate prized for its unique heterocyclic structure. This compound is valued for its role in synthesizing more complex molecules, particularly as a precursor or antioxidant component. It is primarily needed by manufacturers in the polymer, agrochemical, and specialty chemical industries for applications requiring stabilization and functional intermediates.

Application

• Polymer Additive: Acts as an antioxidant and stabilizer in the production of synthetic rubbers, plastics, and elastomers to prevent degradation from heat and oxidation.
• Chemical Intermediate: Serves as a key building block in the synthesis of more complex quinoline-based pharmaceuticals and agrochemicals.
• Fuel & Lubricant Stabilizer: Used in formulations to enhance the oxidative stability of industrial fuels and lubricating oils.
• Research & Development: Employed in academic and industrial R&D settings for studying heterocyclic chemistry and developing new catalytic systems or materials.
• Antioxidant Synergist: Functions alongside primary antioxidants in various industrial formulations to improve overall stabilization performance.

Basic Information

Product Name	2,2,4,8-Tetramethyl-1,2-Dihydroquinoline
CAS No.	6848-19-7
Molecular Formula	C₁₃H₁₇N
Molecular Weight	187.28 g/mol
Synonyms	2,2,4,8-Tetramethyl-1,2-dihydroquinoline; 1,2-Dihydro-2,2,4,8-tetramethylquinoline; TMQ (common abbreviation); 2,2,4,8-Tetramethylquinoline; Polymerized 2,2,4-Trimethyl-1,2-dihydroquinoline (related oligomer); Antiozonant TMQ; Flectol TMQ
EINECS	229-944-8

Quality Control

Our 2,2,4,8-Tetramethyl-1,2-Dihydroquinoline is produced under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure consistent purity and performance, meeting the specifications required for industrial and specialty chemical applications. A Certificate of Analysis (COA) detailing key parameters is available for every shipment upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat sources and incompatible materials. Due to its light-sensitive nature, containers should be opaque or stored in darkness.

Specification

Item	Specification
Appearance	Light yellow to amber viscous liquid or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 0.5%

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