Cas no 248255-70-1 (5-Chloro-3-fluoro-2-hydrazinylpyridine)

5-Chloro-3-fluoro-2-hydrazinylpyridine is a versatile heterocyclic compound featuring a pyridine core substituted with chloro, fluoro, and hydrazinyl functional groups. Its unique structure makes it a valuable intermediate in pharmaceutical and agrochemical synthesis, particularly for the development of active ingredients and fine chemicals. The presence of both electron-withdrawing (chloro, fluoro) and nucleophilic (hydrazinyl) groups enhances its reactivity, enabling selective modifications for targeted applications. This compound exhibits stability under standard conditions, facilitating handling and storage. Its well-defined reactivity profile allows for efficient incorporation into complex molecular frameworks, making it useful in medicinal chemistry for the design of biologically active compounds. Suitable for research and industrial-scale applications.
5-Chloro-3-fluoro-2-hydrazinylpyridine structure
248255-70-1 structure
Product Name:5-Chloro-3-fluoro-2-hydrazinylpyridine
CAS No:248255-70-1
MF:C5H5ClFN3
MW:161.564702749252
MDL:MFCD09972183
CID:246153
PubChem ID:22619674
Update Time:2025-06-07

5-Chloro-3-fluoro-2-hydrazinylpyridine Chemical and Physical Properties

Names and Identifiers

    • 5-Chloro-3-fluoro-2-hydrazinylpyridine
    • (5-chloro-3-fluoropyridin-2-yl)hydrazine
    • 5-Chloro-3-fluoropyridin-2ylhydrazine
    • Pyridine,5-chloro-3-fluoro-2-hydrazinyl-
    • 2-hydrazino-3-fluoro-5-chloropyridine
    • 2-Hydrazino-5-chloro-3-fluoropyridine
    • 5-chloro-3-fluoro-2-hydrazinopyridine
    • PC2008
    • 2-hydrazino-3-fluoro-5-chloropyridin
    • 1-(5-chloro-3-fluoropyridin-2-yl)hydrazine
    • SCHEMBL2698210
    • 5-Chloro-3-fluoropyridin-2-ylhydrazine
    • DTXSID10627000
    • A877790
    • GS0060
    • CS-0450321
    • AKOS006345300
    • EN300-276049
    • SB53019
    • Pyridine, 5-chloro-3-fluoro-2-hydrazinyl-
    • MFCD09972183
    • SY356950
    • TZBBCECFLONWDG-UHFFFAOYSA-N
    • 248255-70-1
    • AS-44052
    • (5-Chloro-3-fluoro-2-pyridyl)hydrazine
    • MDL： MFCD09972183
    • Inchi： 1S/C5H5ClFN3/c6-3-1-4(7)5(10-8)9-2-3/h1-2H,8H2,(H,9,10)
    • InChI Key： TZBBCECFLONWDG-UHFFFAOYSA-N
    • SMILES： ClC1=CN=C(C(=C1)F)NN

Computed Properties

  • Exact Mass: 161.01600
  • Monoisotopic Mass: 161.0156030g/mol
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 2
  • Hydrogen Bond Acceptor Count: 3
  • Heavy Atom Count: 10
  • Rotatable Bond Count: 1
  • Complexity: 113
  • Covalently-Bonded Unit Count: 1
  • Defined Atom Stereocenter Count: 0
  • Undefined Atom Stereocenter Count : 0
  • Defined Bond Stereocenter Count: 0
  • Undefined Bond Stereocenter Count: 0
  • XLogP3: 1.2
  • Topological Polar Surface Area: 50.9?2

Experimental Properties

  • PSA: 50.94000
  • LogP: 1.93300

5-Chloro-3-fluoro-2-hydrazinylpyridine Customs Data

  • HS CODE：2933990090
  • Customs Data：

    China Customs Code:

    2933990090

    Overview:

    2933990090. Other heterocyclic compounds containing only nitrogen heteroatoms. 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:

    2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

5-Chloro-3-fluoro-2-hydrazinylpyridine Pricemore >>

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5-Chloro-3-fluoro-2-hydrazinylpyridine Production Method

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