Description

5-Thien-2-Yl-4H-Pyrazole-3-Carboxylic Acid is a heterocyclic carboxylic acid derivative that serves as a critical synthetic intermediate in advanced organic chemistry. This compound matters for its role as a versatile building block in the development of novel pharmacologically active molecules, particularly in medicinal chemistry research. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and inflammatory pathways.
• Agrochemical Research: Used in the development of new herbicides and fungicides, leveraging its heterocyclic core for bioactivity.
• Ligand Synthesis: Serves as a starting material for creating complex chelating agents and ligands in coordination chemistry and catalysis.
• Material Science: Employed in the research and development of organic electronic materials and advanced polymers.
• Academic & R&D: A valuable reagent for methodological studies in heterocyclic chemistry and new reaction development.
• Custom Synthesis: Used by contract research and manufacturing organizations (CROs/CMOs) for client-specific molecule construction.

Basic Information

Product Name	5-Thien-2-Yl-4H-Pyrazole-3-Carboxylic Acid
CAS No.	182415-24-3
Molecular Formula	C8H6N2O2S
Molecular Weight	194.21 g/mol
Synonyms	5-(Thiophen-2-yl)-1H-pyrazole-3-carboxylic acid; 5-(2-Thienyl)-1H-pyrazole-3-carboxylic acid; 5-(Thien-2-yl)-4H-pyrazole-3-carboxylic acid; 5-Thiophen-2-yl-1H-pyrazole-3-carboxylic acid; 3-Pyrazolecarboxylic acid, 5-(2-thienyl)-; 182415-24-3; 5-(2-Thienyl)-3-pyrazolecarboxylic acid
EINECS	Contact for details

Quality Control

Our 5-Thien-2-Yl-4H-Pyrazole-3-Carboxylic Acid is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods, to ensure it meets the high standards required for research and development applications. Certificates of Analysis (COA) documenting batch-specific results are available upon request.

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). This material may be hygroscopic (moisture-sensitive); keep the container tightly sealed in a dry environment.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.