Description

3-Ethyl-4,5-Dihydro-1,4-Dimethyl-1H-Pyrazole is a versatile heterocyclic organic compound belonging to the pyrazole class, serving as a critical building block in advanced chemical synthesis. Its value lies in its functionalized structure, which makes it an essential intermediate for creating more complex molecules in pharmaceutical and agrochemical research. This compound is primarily needed by R&D chemists and process development scientists in the fine chemical, pharmaceutical, and crop protection industries for developing new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key synthon in the research and development of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and inflammation.
• Agrochemical Synthesis: Used as a precursor in the manufacture of advanced pesticides, herbicides, and plant growth regulators.
• Ligand in Coordination Chemistry: Acts as a nitrogen-donor ligand for constructing metal-organic frameworks (MOFs) and catalysts.
• Fine Chemical Building Block: Employed in custom synthesis and contract manufacturing for producing specialty chemicals and functional materials.
• Research & Development: Serves as a standard or reference compound in academic and industrial laboratories for method development and chemical studies.
• Polymer Additive Precursor: Can be utilized in the synthesis of stabilizers, antioxidants, or other performance additives for polymer systems.

Basic Information

Product Name	3-Ethyl-4,5-Dihydro-1,4-Dimethyl-1H-Pyrazole
CAS No.	75011-91-5
Molecular Formula	C7H14N2
Molecular Weight	126.20 g/mol
Synonyms	1,4-Dimethyl-3-ethyl-4,5-dihydro-1H-pyrazole; 3-Ethyl-1,4-dimethyl-4,5-dihydro-1H-pyrazole; 4,5-Dihydro-1,4-dimethyl-3-ethyl-1H-pyrazole; 1H-Pyrazole, 3-ethyl-4,5-dihydro-1,4-dimethyl-; Pyrazole, 3-ethyl-1,4-dimethyl-4,5-dihydro-
EINECS	Contact for details

Quality Control

Our 3-Ethyl-4,5-Dihydro-1,4-Dimethyl-1H-Pyrazole is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including chromatography (HPLC, GC) and spectroscopy (NMR, IR), to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) is provided with each shipment, documenting all critical quality attributes. We support compliance with REACH and other global regulatory frameworks.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. The container should be kept tightly sealed to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/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.