Cas no 20443-75-8 (4'-nitro-biphenyl-4-sulfonyl chloride)

4'-Nitro-biphenyl-4-sulfonyl chloride is a sulfonylation reagent commonly used in organic synthesis, particularly for introducing the 4'-nitro-biphenyl-4-sulfonyl moiety into target molecules. Its key advantages include high reactivity with nucleophiles, such as amines and alcohols, facilitating the preparation of sulfonamides and sulfonate esters. The nitro group enhances electrophilicity at the sulfonyl center, improving reaction efficiency. This compound is valuable in pharmaceutical and materials science research, where precise functionalization is required. It is typically handled under anhydrous conditions due to moisture sensitivity. The crystalline solid form allows for accurate weighing and controlled use in synthetic protocols. Proper storage in a cool, dry environment is recommended to maintain stability.
4'-nitro-biphenyl-4-sulfonyl chloride structure
20443-75-8 structure
Product Name:4'-nitro-biphenyl-4-sulfonyl chloride
CAS No:20443-75-8
MF:C12H8ClNO4S
MW:297.714221000671
CID:909799
PubChem ID:2760185
Update Time:2025-10-29

4'-nitro-biphenyl-4-sulfonyl chloride Chemical and Physical Properties

Names and Identifiers

    • 4'-nitro-biphenyl-4-sulfonyl chloride
    • 4-(4-nitrophenyl)benzenesulfonyl chloride
    • 4'-NITROBIPHENYL-4-SULFONYL CHLORIDE
    • 4-<4-Nitro-phenyl>-benzolsulfochlorid
    • 4'-nitro-1,1'-biphenyl-4-sulfonyl chloride
    • 4'-Nitro-biphenyl-4-sulfonylchlorid
    • 4-Nitrophenylbenzolsulfochlorid
    • 4'-Nitro-[1,1'-biphenyl]-4-sulfonyl chloride
    • SCHEMBL848452
    • ITVYADZNMWHYOW-UHFFFAOYSA-N
    • DTXSID30375056
    • 20443-75-8
    • 4'-nitrobiphenyl-4-sulfonyl chloride, AldrichCPR
    • J-013325
    • MDL: MFCD00625747
    • Inchi: 1S/C12H8ClNO4S/c13-19(17,18)12-7-3-10(4-8-12)9-1-5-11(6-2-9)14(15)16/h1-8H
    • InChI Key: ITVYADZNMWHYOW-UHFFFAOYSA-N
    • SMILES: ClS(C1C=CC(=CC=1)C1C=CC(=CC=1)[N+](=O)[O-])(=O)=O

Computed Properties

  • Exact Mass: 296.98600
  • Monoisotopic Mass: 296.9862566g/mol
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 0
  • Hydrogen Bond Acceptor Count: 2
  • Heavy Atom Count: 19
  • Rotatable Bond Count: 3
  • Complexity: 412
  • 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: 3.4
  • Topological Polar Surface Area: 88.3?2

Experimental Properties

  • PSA: 88.34000
  • LogP: 4.79330

4'-nitro-biphenyl-4-sulfonyl chloride Security Information

4'-nitro-biphenyl-4-sulfonyl chloride Customs Data

  • HS CODE:2904909090
  • Customs Data:

    China Customs Code:

    2904909090

    Overview:

    2904909090 Sulfonation of other hydrocarbons\nitrification\Nitrosative derivative(Whether halogenated or not). VAT:17.0% Tax refund rate:9.0% Regulatory conditions:nothing MFN tariff:5.5% general tariff:30.0%

    Declaration elements:

    Product Name, component content, use to

    Summary:

    HS:2904909090 sulphonated, nitrated or nitrosated derivatives of hydrocarbons, whether or not halogenated VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%

4'-nitro-biphenyl-4-sulfonyl chloride Pricemore >>

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