Cas no 362640-54-8 (1-Ethyl-3-(trifluoromethyl)pyrazole)

1-Ethyl-3-(trifluoromethyl)pyrazole is a fluorinated pyrazole derivative characterized by its trifluoromethyl and ethyl substituents, which enhance its reactivity and stability in synthetic applications. This compound is particularly valuable as a versatile intermediate in pharmaceutical and agrochemical synthesis, where its trifluoromethyl group contributes to improved metabolic stability and lipophilicity in target molecules. Its pyrazole core also facilitates diverse functionalization, making it useful in heterocyclic chemistry. The compound exhibits good thermal stability and solubility in common organic solvents, enabling efficient handling in laboratory and industrial settings. Its structural features make it a preferred building block for designing bioactive compounds with tailored properties.
1-Ethyl-3-(trifluoromethyl)pyrazole structure
362640-54-8 structure
Product Name:1-Ethyl-3-(trifluoromethyl)pyrazole
CAS No:362640-54-8
MF:C6H7F3N2
MW:164.128391504288
MDL:MFCD15976388
CID:853761
PubChem ID:50896565
Update Time:2026-04-29

1-Ethyl-3-(trifluoromethyl)pyrazole Chemical and Physical Properties

Names and Identifiers

    • 1-ethyl-3-(trifluoromethyl)-1H-Pyrazole
    • 1H-Pyrazole, 1-ethyl-3-(trifluoromethyl)-
    • 1-Ethyl-3-(trifluoromethyl)pyrazole
    • MDL: MFCD15976388
    • Inchi: InChI=1S/C6H7F3N2/c1-2-11-4-3-5(10-11)6(7,8)9/h3-4H,2H2,1H3
    • InChI Key: DMKCKVIESYGHDR-UHFFFAOYSA-N
    • SMILES: CCN1C=CC(=N1)C(F)(F)F

Computed Properties

  • Exact Mass: 164.05600
  • Hydrogen Bond Donor Count: 0
  • Hydrogen Bond Acceptor Count: 2
  • Heavy Atom Count: 11
  • Rotatable Bond Count: 2

Experimental Properties

  • PSA: 17.82000
  • LogP: 1.92180

1-Ethyl-3-(trifluoromethyl)pyrazole Customs Data

  • HS CODE:2933199090
  • Customs Data:

    China Customs Code:

    2933199090

    Overview:

    2933199090. Other structurally non fused pyrazole ring compounds. VAT:17.0%. Tax refund rate:13.0%. Regulatory conditions:nothing. MFN tariff:6.5%. general tariff:20.0%

    Declaration elements:

    Product Name, component content, use to, Please indicate the appearance of Urotropine, 6- caprolactam please indicate the appearance, Signing date

    Summary:

    2933199090. other compounds containing an unfused pyrazole ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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Additional information on 1-Ethyl-3-(trifluoromethyl)pyrazole

1-Ethyl-3-(Trifluoromethyl)Pyrazole: A Comprehensive Overview

The compound CAS No 362640-54-8, also known as 1-Ethyl-3-(trifluoromethyl)pyrazole, is a fascinating molecule that has garnered significant attention in the fields of organic chemistry and materials science. This compound belongs to the class of pyrazoles, which are five-membered heterocycles containing two nitrogen atoms. The presence of an ethyl group and a trifluoromethyl substituent introduces unique electronic and steric properties, making it a valuable compound for various applications.

Pyrazoles are well-known for their versatility in organic synthesis and their ability to participate in a wide range of chemical reactions. The 1-Ethyl-3-(trifluoromethyl)pyrazole structure is particularly interesting due to the electron-withdrawing trifluoromethyl group at the 3-position, which enhances the reactivity of the pyrazole ring. This makes it a promising candidate for use in pharmaceuticals, agrochemicals, and advanced materials.

Recent studies have explored the potential of CAS No 362640-54-8 in the development of new drug candidates. Researchers have found that the trifluoromethyl substituent can significantly influence the pharmacokinetic properties of the molecule, such as bioavailability and metabolic stability. These findings suggest that 1-Ethyl-3-(trifluoromethyl)pyrazole could serve as a scaffold for designing drugs targeting various therapeutic areas, including cancer and inflammation.

In addition to its pharmaceutical applications, CAS No 362640-54-8 has shown promise in materials science. The pyrazole ring's ability to coordinate with metal ions has led to its use in constructing metal-organic frameworks (MOFs). These frameworks are highly porous and have applications in gas storage, catalysis, and sensing technologies. The ethyl group in this compound further enhances its compatibility with organic components, making it an ideal building block for MOF synthesis.

The synthesis of 1-Ethyl-3-(trifluoromethyl)pyrazole typically involves a multi-step process that includes nucleophilic substitution and cyclization reactions. Recent advancements in catalytic methods have enabled more efficient and environmentally friendly syntheses, reducing production costs and minimizing waste. These improvements have made the compound more accessible for industrial applications.

From an environmental perspective, researchers are investigating the biodegradability and toxicity of CAS No 362640-54-8. Initial studies suggest that the compound exhibits low toxicity to aquatic organisms, which is a positive indicator for its safe use in agrochemicals and other industrial products. However, further research is needed to fully understand its long-term environmental impact.

In conclusion, CAS No 362640-54-8, or 1-Ethyl-3-(trifluoromethyl)pyrazole, is a versatile compound with a wide range of potential applications. Its unique chemical properties, combined with recent advances in synthesis and application development, position it as a key molecule in modern chemistry. As research continues to uncover new uses for this compound, its importance in various industries is expected to grow significantly.

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