Description

1-(4-Bromophenyl)-3-(3-Nitrophenyl)-1H-Pyrazole-4-Carbaldehyde is a high-purity, multi-functional heterocyclic building block of significant interest in advanced organic synthesis. Its core value lies in its unique molecular architecture, featuring bromo and nitro substituents that serve as versatile handles for further chemical modification, enabling the construction of complex target molecules. This compound is essential for research and development chemists in the pharmaceutical, agrochemical, and material science industries, where it is used to develop novel active ingredients and functional materials. The CAS number for this product is 618099-03-9.

Application

This specialized pyrazole derivative serves as a critical intermediate in several high-value research and industrial applications:

• Pharmaceutical Intermediate: A key precursor in the synthesis of potential drug candidates, particularly those targeting kinase inhibition or possessing anti-inflammatory properties.
• Agrochemical Research: Used in the development of novel herbicides, fungicides, and insecticides, leveraging its heterocyclic core for bioactivity.
• Material Science: Acts as a building block for organic semiconductors, liquid crystals, and metal-organic frameworks (MOFs) due to its conjugated system and functional groups.
• Chemical Biology & Proteomics: Employed in the design of molecular probes and activity-based protein profiling (ABPP) agents.
• Dye & Pigment Synthesis: Serves as an intermediate for creating specialized azo dyes and pigments with specific light-absorption properties.
• Academic & Contract Research: A valuable reagent for methodological development in organic chemistry and for exploring new reaction pathways.

Basic Information

Product Name	1-(4-Bromophenyl)-3-(3-Nitrophenyl)-1H-Pyrazole-4-Carbaldehyde
CAS No.	618099-03-9
Molecular Formula	C16H10BrN3O3
Molecular Weight	372.18 g/mol
Synonyms	4-Bromo-1-(3-nitrophenyl)-1H-pyrazole-3-carboxaldehyde; 1-(4-Bromophenyl)-3-(3-nitrophenyl)-1H-pyrazole-4-carboxaldehyde; 4-Formyl-1-(4-bromophenyl)-3-(3-nitrophenyl)pyrazole; 618099-03-9; 1H-Pyrazole-4-carboxaldehyde, 1-(4-bromophenyl)-3-(3-nitrophenyl)-
EINECS	Contact for details

Quality Control

Our 1-(4-Bromophenyl)-3-(3-Nitrophenyl)-1H-Pyrazole-4-Carbaldehyde is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay (HPLC), related substances, and physical characterization. Our quality commitment ensures the material meets the exacting standards required for research and scale-up activities.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at a controlled room temperature (15-25°C). This compound is easily oxidized (store under inert atmosphere) and is light-sensitive (store away from light). Keep away from heat, sparks, and open flame. For long-term storage, consider storage under an inert gas such as argon or nitrogen.

Specification

Item	Specification
Appearance	Yellow to light brown 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%
Single Unknown Impurity (HPLC)	≤ 1.0%
Total Impurities (HPLC)	≤ 3.0%

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