Description

1H-Pyrazole-1-Acetic Acid, 3-Methyl-, Ethyl Ester is a high-purity, versatile pyrazole derivative serving as a critical building block in advanced organic synthesis. This compound is valued for its reactive ester functionality and the defined substitution pattern on the pyrazole ring, enabling precise molecular construction. It is primarily sought after by research institutions and industrial R&D departments in the pharmaceutical and agrochemical sectors for the development of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key synthon for constructing complex heterocyclic molecules with potential biological activity.
• Agrochemical Research: Used in the synthesis of novel pesticides, herbicides, and fungicides.
• Ligand & Catalyst Development: Serves as a precursor for creating specialized ligands in coordination chemistry and catalysis.
• Material Science: Employed in the research of organic electronic materials and advanced polymers.
• Chemical Biology: Utilized as a probe or linker molecule in bioconjugation and biochemical studies.
• Custom Synthesis: A starting material for contract research organizations (CROs) and CDMOs for client-specific molecule assembly.

Basic Information

Product Name	1H-Pyrazole-1-Acetic Acid, 3-Methyl-, Ethyl Ester
CAS No.	934172-61-9
Molecular Formula	C8H12N2O2
Molecular Weight	168.19 g/mol
Synonyms	Ethyl 3-Methyl-1H-pyrazole-1-acetate; 3-Methyl-1H-pyrazole-1-acetic Acid Ethyl Ester; 1-(Ethoxycarbonylmethyl)-3-methylpyrazole; 3-Methylpyrazole-1-acetic Acid Ethyl Ester; 1-Carbethoxymethyl-3-methylpyrazole; 3-Methyl-1-pyrazoleacetic Acid Ethyl Ester; 934172-61-9
EINECS	Contact for details

Quality Control

Our 1H-Pyrazole-1-Acetic Acid, 3-Methyl-, Ethyl Ester is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment. We support cGMP and ISO standards for research and development applications.

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). Keep away from strong oxidizing agents and incompatible materials.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
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.