Description

Ethyl 4-Bromo-1-Methyl-1H-Pyrazole-3-Carboxylate is a high-purity brominated pyrazole derivative serving as a critical synthetic intermediate in advanced organic chemistry. This compound is valued for its reactive bromine substituent and ester functionality, enabling precise molecular construction. It is primarily sought by research institutions and industrial manufacturers in the pharmaceutical and agrochemical sectors for developing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of active pharmaceutical ingredients (APIs), particularly in drug discovery programs targeting various therapeutic areas.
• Agrochemical Synthesis: Used in the research and development of new pesticides, herbicides, and fungicides, leveraging the pyrazole core's bioactivity.
• Chemical Research & Development: Serves as a versatile precursor in academic and industrial labs for creating novel heterocyclic compounds and functionalized molecules.
• Material Science: Potential intermediate in the synthesis of specialty chemicals, ligands for catalysis, and advanced organic materials.

Basic Information

Product Name	Ethyl 4-Bromo-1-Methyl-1H-Pyrazole-3-Carboxylate
CAS No.	400877-53-4
Molecular Formula	C7H9BrN2O2
Molecular Weight	233.06 g/mol
Synonyms	4-Bromo-1-methyl-1H-pyrazole-3-carboxylic acid ethyl ester; Ethyl 4-bromo-1-methylpyrazole-3-carboxylate; 1-Methyl-4-bromo-1H-pyrazole-3-carboxylic acid ethyl ester; 400877-53-4; 4-Bromo-1-methyl-1H-pyrazole-3-carboxylic acid, ethyl ester; Ethyl 4-bromo-1-methyl-1H-pyrazole-3-carboxylate; 3-Carbethoxy-4-bromo-1-methylpyrazole
EINECS	Contact for details

Quality Control

Our Ethyl 4-Bromo-1-Methyl-1H-Pyrazole-3-Carboxylate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and GC-MS, to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. This material is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference standard
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Residual Solvents (GC)	Meets ICH guidelines
Melting Point	Contact for details

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