Description

7-Chloro-4-Hydroxy-1-Methyl-2-Oxo-1,2-Dihydro-Quinoline-3-Carboxylic Acid Ethyl Ester is a high-purity, synthetically valuable quinoline derivative. This compound serves as a critical pharmaceutical intermediate and a versatile building block in advanced organic synthesis. It is primarily required by research institutions and manufacturers in the pharmaceutical and agrochemical sectors for the development of novel active ingredients.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds with quinoline-based structures.
• Agrochemical Research: Building block for developing new herbicides, fungicides, and plant growth regulators.
• Organic Synthesis: Versatile synthon for constructing complex heterocyclic compounds in medicinal chemistry and material science research.
• Chemical Reference Standard: Used as a high-purity analytical standard for quality control and method development in analytical laboratories.
• Dye & Pigment Intermediate: Potential starting material for the synthesis of specialized quinoline-based dyes and functional colorants.

Basic Information

Product Name	7-Chloro-4-Hydroxy-1-Methyl-2-Oxo-1,2-Dihydro-Quinoline-3-Carboxylic Acid Ethyl Ester
CAS No.	167758-07-8
Molecular Formula	C₁₃H₁₂ClNO₄
Molecular Weight	281.69 g/mol
Synonyms	Ethyl 7-Chloro-4-hydroxy-1-methyl-2-oxo-1,2-dihydroquinoline-3-carboxylate; 7-Chloro-4-hydroxy-1-methyl-2-oxo-1,2-dihydroquinoline-3-carboxylic Acid Ethyl Ester; 1,2-Dihydro-7-chloro-4-hydroxy-1-methyl-2-oxo-3-quinolinecarboxylic Acid Ethyl Ester; 3-Quinolinecarboxylic acid, 1,2-dihydro-7-chloro-4-hydroxy-1-methyl-2-oxo-, ethyl ester; CAS 167758-07-8
EINECS	Contact for details

Quality Control

Our 7-Chloro-4-Hydroxy-1-Methyl-2-Oxo-1,2-Dihydro-Quinoline-3-Carboxylic Acid Ethyl Ester is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure high purity and consistency. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
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.