Description

1-(4-Methoxyphenyl)-5-Methyl-1H-Pyrazole-4-Carbonyl Chloride is a high-purity, reactive chemical intermediate essential for advanced organic synthesis. This compound matters because it serves as a critical building block for constructing complex molecules with specific biological or material properties. It is primarily needed by research and development teams in the pharmaceutical and agrochemical industries for creating novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel drug candidates, particularly those targeting specific enzyme pathways.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and insecticides.
• Material Science Research: Serves as a precursor for creating specialized polymers or organic electronic materials.
• Chemical Biology Probes: Employed in the development of molecular probes for studying biological processes.
• Custom Synthesis: A versatile starting material for contract research organizations (CROs) and custom synthesis laboratories.
• Academic Research: Used in university and institutional labs for methodological development and exploratory chemistry.

Basic Information

Product Name	1-(4-Methoxyphenyl)-5-Methyl-1H-Pyrazole-4-Carbonyl Chloride
CAS No.	306934-94-1
Molecular Formula	C12H11ClN2O2
Molecular Weight	250.68 g/mol
Synonyms	5-Methyl-1-(4-methoxyphenyl)-1H-pyrazole-4-carbonyl chloride; 1H-Pyrazole-4-carbonyl chloride, 1-(4-methoxyphenyl)-5-methyl-; 4-Methoxybenzene pyrazole carbonyl chloride; p-Methoxyphenyl pyrazole acid chloride
EINECS	Contact for details

Quality Control

Our 1-(4-Methoxyphenyl)-5-Methyl-1H-Pyrazole-4-Carbonyl Chloride is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements for research and process development. Certificates of Analysis (COA) with detailed chromatographic and spectroscopic data are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place. Due to its hygroscopic (moisture-sensitive) nature, the container must be kept sealed under an inert atmosphere (e.g., nitrogen or argon) after opening. Recommended storage temperature is 2-8°C for long-term stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
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.