Description

1H-Pyrazole-5-Carboxylicacid,1-Ethyl-3-(2-Thienyl)-(9Ci) is a heterocyclic organic compound that serves as a valuable building block in advanced chemical synthesis. This specialized intermediate is critical for researchers and manufacturers developing novel active pharmaceutical ingredients (APIs) and functional materials. It is primarily utilized in the pharmaceutical, agrochemical, and material science industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and metabolic diseases.
• Agrochemical Research: Used in the development of new-generation herbicides and fungicides, leveraging its heterocyclic core for bioactivity.
• Material Science: Serves as a monomer or functional additive in the creation of specialty polymers and organic electronic materials.
• Chemical Synthesis: Acts as a versatile building block for constructing more complex pyrazole and thiophene-containing compounds in medicinal chemistry.
• Ligand Synthesis: Utilized in the preparation of specialized ligands for catalysis and metal-organic frameworks (MOFs).

Basic Information

Product Name	1H-Pyrazole-5-Carboxylicacid,1-Ethyl-3-(2-Thienyl)-(9Ci)
CAS No.	515812-03-0
Molecular Formula	C10H10N2O2S
Molecular Weight	222.26 g/mol
Synonyms	1-Ethyl-3-(thiophen-2-yl)-1H-pyrazole-5-carboxylic acid; 1-Ethyl-3-(2-thienyl)-1H-pyrazole-5-carboxylic acid; 3-(2-Thienyl)-1-ethyl-1H-pyrazole-5-carboxylic acid; 515812-03-0; 1H-Pyrazole-5-carboxylic acid, 1-ethyl-3-(2-thienyl)-; 1-Ethyl-3-(thiophen-2-yl)-1H-pyrazole-5-carboxylicacid
EINECS	Contact for details

Quality Control

Our production of 1H-Pyrazole-5-Carboxylicacid,1-Ethyl-3-(2-Thienyl)-(9Ci) adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) is provided with each shipment, confirming compliance with customer specifications and industry best practices.

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 opening to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Assay (HPLC)	≥ 97.0%
Water Content (KF)	≤ 1.0%
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.