Description

5-Pyridin-4-Yl-1(2)H-Pyrazole-3-Carboxylic Acid Ethyl Ester is a high-purity heterocyclic building block of significant interest in advanced organic synthesis. This compound matters as a versatile intermediate for constructing complex molecular architectures, particularly in pharmaceutical research and development. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for creating novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting kinase inhibition and other biological pathways.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides, leveraging its heterocyclic core for bioactivity.
• Ligand Synthesis: Serves as a building block for creating complex chelating ligands used in catalysis and material science.
• Chemical Biology Probes: Utilized in the design and synthesis of molecular probes for studying enzyme function and cellular processes.
• Advanced Material Development: Incorporated into the synthesis of organic semiconductors, coordination polymers, or metal-organic frameworks (MOFs).
• Custom Synthesis & Contract Manufacturing: A critical starting material for custom synthesis houses serving the life sciences sector.

Basic Information

Product Name	5-Pyridin-4-Yl-1(2)H-Pyrazole-3-Carboxylic Acid Ethyl Ester
CAS No.	19959-81-0
Molecular Formula	C11H11N3O2
Molecular Weight	217.23 g/mol
Synonyms	Ethyl 5-(pyridin-4-yl)-1H-pyrazole-3-carboxylate; 5-(4-Pyridyl)-1H-pyrazole-3-carboxylic Acid Ethyl Ester; 4-(5-Ethoxycarbonyl-1H-pyrazol-3-yl)pyridine; 1H-Pyrazole-3-carboxylic acid, 5-(4-pyridinyl)-, ethyl ester; Ethyl 5-(4-pyridyl)-1H-pyrazole-3-carboxylate; 5-(4-Pyridinyl)-1H-pyrazole-3-carboxylic Acid Ethyl Ester
EINECS	Contact for details

Quality Control

Our 5-Pyridin-4-Yl-1(2)H-Pyrazole-3-Carboxylic Acid Ethyl Ester is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all critical quality attributes. Our production adheres to cGMP principles where applicable, ensuring reliability for research and scale-up activities.

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). Keep the container tightly sealed to protect from moisture. Store away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 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.