Description

1-(3-Chlorophenyl)-1H-Pyrazole-5-Carbaldehyde is a versatile and high-purity organic building block, specifically a pyrazole derivative functionalized with a chlorophenyl group and an aldehyde. This compound is valued for its role as a key synthetic intermediate in advanced organic synthesis, enabling the construction of complex molecular architectures. It is primarily sought after by research institutions and industrial R&D departments in the pharmaceutical and agrochemical sectors for developing novel active ingredients.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of potential drug candidates, particularly for central nervous system (CNS) and anti-inflammatory targets.
• Agrochemical Research: Serves as a core scaffold for developing new generation herbicides, fungicides, and insecticides with improved efficacy.
• Material Science: Used in the research and development of specialty polymers, ligands for catalysis, and organic electronic materials.
• Chemical Synthesis: The reactive aldehyde group makes it an ideal building block for creating libraries of compounds via condensation, reductive amination, and other coupling reactions.
• Academic & Contract Research: Employed in university laboratories and CROs (Contract Research Organizations) for methodological studies and discovery chemistry projects.

Basic Information

Product Name	1-(3-Chlorophenyl)-1H-Pyrazole-5-Carbaldehyde
CAS No.	1269293-21-1
Molecular Formula	C10H7ClN2O
Molecular Weight	206.63 g/mol
Synonyms	3-Chloro-1H-pyrazole-5-carboxaldehyde; 1-(3-Chlorophenyl)-1H-pyrazole-5-carboxaldehyde; 5-Formyl-1-(3-chlorophenyl)pyrazole; 1H-Pyrazole-5-carboxaldehyde, 1-(3-chlorophenyl)-; (3-Chlorophenyl)pyrazole-5-carbaldehyde
EINECS	Contact for details

Quality Control

Every batch of 1-(3-Chlorophenyl)-1H-Pyrazole-5-Carbaldehyde is produced and tested under a strict quality management system. We ensure compliance with relevant industry standards for research-grade chemicals. Comprehensive analytical testing, including HPLC, NMR, and mass spectrometry, is performed to verify identity, purity, and consistency. A detailed Certificate of Analysis (COA) is provided with each shipment to guarantee traceability and meet the stringent requirements of our B2B clients.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Due to its sensitivity, the container should be kept under an inert atmosphere (e.g., nitrogen) after opening to prevent oxidation and moisture uptake. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 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.