Description

3,4-Dihydro-1(2H)-Quinolinecarboxylic Acid Ethyl Ester is a versatile heterocyclic building block and key synthetic intermediate in organic chemistry. Its value lies in its fused quinoline-ester structure, which is pivotal for constructing complex molecules with potential biological activity. This compound is primarily needed by research institutions and manufacturers in the pharmaceutical and agrochemical industries for developing new active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Serves as a crucial precursor in the synthesis of various pharmacologically active quinoline derivatives, including potential candidates for central nervous system (CNS) agents and anti-inflammatory drugs.
• Agrochemical Synthesis: Used in the research and development of novel pesticides and herbicides, where the quinoline scaffold can contribute to specific modes of action.
• Organic Synthesis Building Block: Employed in academic and industrial R&D for constructing complex heterocyclic compounds, leveraging its reactive ester and dihydroquinoline functionalities.
• Material Science Research: Investigated as a monomer or precursor for specialty polymers and advanced organic materials with specific electronic or optical properties.
• Dye and Pigment Intermediate: Acts as a starting material in the synthesis of quinoline-based dyes and functional colorants.

Basic Information

Product Name	3,4-Dihydro-1(2H)-Quinolinecarboxylic Acid Ethyl Ester
CAS No.	54915-68-3
Molecular Formula	C12H13NO2
Molecular Weight	203.24 g/mol
Synonyms	Ethyl 3,4-dihydro-2H-quinoline-1-carboxylate; Ethyl 1,2,3,4-tetrahydroquinoline-1-carboxylate; 1-Carbethoxy-1,2,3,4-tetrahydroquinoline; 1,2,3,4-Tetrahydroquinoline-1-carboxylic acid ethyl ester; Quinoline-1-carboxylic acid, 3,4-dihydro-, ethyl ester; Ethyl 3,4-dihydro-1(2H)-quinolinecarboxylate
EINECS	Contact for details

Quality Control

Our 3,4-Dihydro-1(2H)-Quinolinecarboxylic Acid Ethyl Ester 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) detailing identity, purity, and impurity profiles are provided and available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (typically 15-25°C). Keep away from strong bases and incompatible materials such as strong oxidizing agents. The container should be kept tightly sealed to prevent moisture absorption.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
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.