Description

2-(1-Ethyl-3-Methyl-1 H-Pyrazol-4-Yl)-Quinoline-4-Carboxylic Acid CAS NO 522594-91-8 is a high-purity, heterocyclic carboxylic acid derivative that serves as a critical advanced intermediate in modern organic synthesis. Its unique molecular architecture, combining pyrazole and quinoline moieties, makes it a valuable building block for the development of novel, high-value compounds. This product is essential for research and development chemists and process engineers in the pharmaceutical and agrochemical industries seeking to create new active ingredients with specific biological properties.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly for applications in oncology, anti-inflammatory, and central nervous system (CNS) therapies.
• Agrochemical Research: Used as a core scaffold for developing new generation pesticides, herbicides, and fungicides with enhanced efficacy and selectivity.
• Material Science: Serves as a monomer or functional additive in the creation of specialty polymers, dyes, and organic electronic materials.
• Chemical Synthesis: Acts as a versatile building block for constructing complex heterocyclic libraries for high-throughput screening (HTS) in drug discovery.
• Academic & Contract Research: Employed in university and CRO laboratories for fundamental research in medicinal chemistry and organic reaction methodology.

Basic Information

Product Name	2-(1-Ethyl-3-Methyl-1 H-Pyrazol-4-Yl)-Quinoline-4-Carboxylic Acid
CAS No.	522594-91-8
Molecular Formula	C₁₆H₁₅N₃O₂
Molecular Weight	281.31 g/mol
Synonyms	2-(1-Ethyl-3-methylpyrazol-4-yl)quinoline-4-carboxylic acid; 4-Quinolinecarboxylic acid, 2-(1-ethyl-3-methyl-1H-pyrazol-4-yl)-; Quinoline-4-carboxylic acid, 2-(1-ethyl-3-methyl-1H-pyrazol-4-yl)-; 522594-91-8; 2-(1-Ethyl-3-methyl-1H-pyrazol-4-yl)quinoline-4-carboxylic acid; EMQCA (abbreviation)
EINECS	Contact for details

Quality Control

Our 2-(1-Ethyl-3-Methyl-1 H-Pyrazol-4-Yl)-Quinoline-4-Carboxylic Acid is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods, to ensure it meets the high standards required for advanced synthetic applications. Certificates of Analysis (COA) with detailed batch-specific results are provided to guarantee traceability and consistency for your critical R&D and scale-up processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after each use to prevent degradation from atmospheric moisture. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white 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.