Description

1-(4-Fluorophenyl)-3-Methyl-1H-Pyrazole-4-Carbaldehyde is a high-purity fluorinated pyrazole derivative, a crucial advanced intermediate in modern organic synthesis. Its value lies in its versatile aldehyde functional group and the electron-withdrawing fluorophenyl moiety, which make it a key building block for constructing complex molecules with targeted properties. This compound is essential for research and development chemists in the pharmaceutical and agrochemical industries, particularly for the synthesis of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs), especially for candidates targeting central nervous system (CNS) disorders, inflammation, and metabolic diseases.
• Agrochemical Synthesis: Used in the development of next-generation herbicides, fungicides, and insecticides, where the fluorine atom enhances biological activity and environmental stability.
• Ligand and Catalyst Development: Serves as a starting material for creating novel pyrazole-based ligands used in transition metal catalysis and organometallic chemistry.
• Material Science Research: Employed in the synthesis of organic electronic materials, such as charge-transport layers or fluorescent markers, due to its conjugated structure.
• Custom Synthesis and Contract Manufacturing: A critical building block for custom synthesis houses and CDMOs (Contract Development and Manufacturing Organizations) serving global clients.

Basic Information

Product Name	1-(4-Fluorophenyl)-3-Methyl-1H-Pyrazole-4-Carbaldehyde
CAS No.	926190-13-8
Molecular Formula	C11H9FN2O
Molecular Weight	204.20 g/mol
Synonyms	4-Fluoro-1-(3-methyl-1H-pyrazol-4-yl)benzaldehyde; 3-Methyl-1-(4-fluorophenyl)-1H-pyrazole-4-carboxaldehyde; 1H-Pyrazole-4-carboxaldehyde, 1-(4-fluorophenyl)-3-methyl-; 4-Fluorophenyl-3-methylpyrazole-4-carbaldehyde; 1-(p-Fluorophenyl)-3-methyl-1H-pyrazole-4-carbaldehyde; 3-Methyl-1-(4-fluorophenyl)pyrazole-4-carbaldehyde; 926190-13-8
EINECS	Contact for details

Quality Control

Our 1-(4-Fluorophenyl)-3-Methyl-1H-Pyrazole-4-Carbaldehyde is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, NMR, and mass spectrometry, to ensure high chemical purity and identity confirmation. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all specified parameters. Our quality commitment aligns with cGMP principles for advanced intermediates, ensuring reliability for your critical synthesis workflows.

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). This compound is easily oxidized; for long-term storage, consider keeping under an inert atmosphere (nitrogen or argon). Keep away from strong oxidizing agents, strong bases, and reducing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Single Unknown Impurity (HPLC)	≤ 0.5%
Total Impurities (HPLC)	≤ 2.0%

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