Description

7-(5-Methyl-2-Thienyl)-7,8-Dihydroquinoline-2,5(1H,6H)-Dione is a high-purity, advanced pharmaceutical intermediate with a complex heterocyclic structure. This compound is valued for its role as a critical building block in the synthesis of novel active pharmaceutical ingredients (APIs) and fine chemicals. It is primarily sought by research institutions and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries for developing new therapeutic agents and functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the research and development of new drug candidates, particularly in medicinal chemistry programs.
• API Synthesis: Serves as a core scaffold for constructing complex molecules with potential biological activity.
• Agrochemical Research: Used in the development of new pesticides and herbicides due to its unique fused-ring system.
• Organic Synthesis Building Block: Employed in academic and industrial laboratories for constructing complex heterocyclic compounds.
• Material Science Research: Investigated as a potential component for organic electronic materials or functional dyes.
• Bioconjugation & Probe Development: May be utilized in creating chemical probes for biochemical and diagnostic applications.

Basic Information

Item	Details
Product Name	7-(5-Methyl-2-Thienyl)-7,8-Dihydroquinoline-2,5(1H,6H)-Dione
CAS No.	1428139-83-6
Molecular Formula	C15H13NO2S
Molecular Weight	271.33 g/mol
Synonyms	7-(5-Methylthiophen-2-yl)-7,8-dihydroquinoline-2,5(1H,6H)-dione; 7-(5-Methyl-2-thienyl)-1,6,7,8-tetrahydro-2,5-quinolinedione; 1428139-83-6; 7-(5-Methylthiophen-2-yl)-1,2,6,7,8,8a-hexahydro-5H-quinoline-2,5-dione; 7-(5-Methyl-2-thienyl)-7,8-dihydro-1H-quinoline-2,5-dione
EINECS	Contact for details

Quality Control

Our 7-(5-Methyl-2-Thienyl)-7,8-Dihydroquinoline-2,5(1H,6H)-Dione is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and MS, to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with each shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from incompatible materials. For long-term storage, consider an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (HPLC/IR)	Conforms to reference standard
Purity (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
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.