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1,3-Dimethylpyrazole 99.0%
CAS: 694-48-4
1,3-dimethyl-1H-pyrazole 2,5-DiMethylpyrazole 1H-P

CAS No.:694-48-4

EINECS:689-662-5


1,3-Dimethylpyrazole is used as a pharmaceutical and agrochemical intermediate, as well as in fine chemical research, offering balanced reactivity and broad synthetic compatibility.


Physical and Chemical Properties

  • Melting Point: 82.75 °C (estimate)

  • Boiling Point: 138 °C (lit.)

  • Density: 0.9561

  • Refractive Index: 1.4700–1.4740

  • Solubility: Slightly soluble in chloroform



Applications 

△ Pharmaceutical 

  • Used as a key intermediate in the synthesis of pyrazole-containing drug candidates

  • Suitable for further functionalization through N-substitution and carbon–carbon coupling reactions

  • Commonly applied in the development of anti-inflammatory, antimicrobial, and neurologically active compounds



△ Agrochemical Research

  • Applied as a structural building block in the development of agrochemical active ingredients

  • Used in the synthesis of candidate compounds for insecticides, fungicides, and plant growth regulators


Fine chemicals & Research

  • Used in heterocyclic chemistry research and process development

  • Acts as a mild organic base or acid scavenger in selected reaction systems

  • Suitable for structure–activity relationship (SAR) studies and molecular optimization



Key Advantages

  • Balanced reactivity and good chemical stability

  • Simple structure with high compatibility in synthetic systems

  • Suitable for laboratory research, scale-up development, and industrial production



 Specifications

ItemsSpecificationResults
AppearanceColorless or light yellow liquidColorless liquid
Assay (GC)≥98%99.88%
Moisture Content (Karl Fischer)≤0.5%0.05%


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