Description

5-(1H-Pyrazol-5-Yl)Thiophene-2-Carbaldehyde is a high-purity heterocyclic building block featuring a fused pyrazole-thiophene core with an aldehyde functional group. This compound is valued for its versatility as a key synthetic intermediate in the development of advanced organic materials and active pharmaceutical ingredients. It is primarily utilized by research and development chemists, process development scientists, and manufacturers in the pharmaceutical, agrochemical, and material science industries.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of novel drug candidates, particularly for kinase inhibitors and other small-molecule therapeutics.
• Agrochemical Research: Serves as a building block for developing new active ingredients for crop protection and pest control formulations.
• Material Science: Used in the research and production of organic semiconductors, conductive polymers, and advanced organic electronic materials.
• Chemical Synthesis: Acts as a versatile reactant in heterocyclic and medicinal chemistry for constructing complex molecular architectures via condensation and cyclization reactions.
• Ligand Synthesis: Employed in the preparation of specialized ligands for catalysis and metal-organic frameworks (MOFs).
• Academic & Industrial R&D: A valuable reagent for exploratory chemistry and process optimization in both university and corporate laboratory settings.

Basic Information

Product Name	5-(1H-Pyrazol-5-Yl)Thiophene-2-Carbaldehyde
CAS No.	1015939-92-0
Molecular Formula	C8H6N2OS
Molecular Weight	178.21 g/mol
Synonyms	5-(1H-Pyrazol-5-yl)thiophene-2-carboxaldehyde; 2-Thiophenecarboxaldehyde, 5-(1H-pyrazol-5-yl)-; 5-(1H-Pyrazol-5-yl)-2-thiophenecarbaldehyde; 5-(1H-Pyrazol-5-yl)thiophene-2-carbaldehyde; 5-(1H-Pyrazol-5-yl)thiophene-2-aldehyde; Thiophene-2-carbaldehyde, 5-(1H-pyrazol-5-yl)-; 1015939-92-0
EINECS	Contact for details

Quality Control

Our 5-(1H-Pyrazol-5-Yl)Thiophene-2-Carbaldehyde is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure high purity and batch-to-batch consistency. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are available upon request to support your quality assurance and regulatory documentation needs.

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 sensitivity, the material should be stored under an inert atmosphere (e.g., nitrogen or argon) to prevent oxidation. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (HPLC)	Conforms
Identification (IR)	Conforms
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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