Cas no 131803-37-7 (1,4-Bis(chloromethyl)-2,3,5,6-tetrafluorobenzene)

1,4-Bis(chloromethyl)-2,3,5,6-tetrafluorobenzene is a fluorinated aromatic compound featuring two chloromethyl groups at the 1 and 4 positions, along with tetrafluorination on the remaining benzene ring positions. This structure imparts high reactivity, particularly in nucleophilic substitution reactions, making it a valuable intermediate in organic synthesis. The electron-withdrawing fluorine atoms enhance the electrophilic character of the chloromethyl groups, facilitating efficient functionalization. Its stability under controlled conditions and compatibility with further derivatization make it suitable for applications in pharmaceuticals, agrochemicals, and advanced material synthesis. The compound’s defined regiochemistry and purity are critical for precision in complex molecular constructions.
1,4-Bis(chloromethyl)-2,3,5,6-tetrafluorobenzene structure
131803-37-7 structure
Product Name:1,4-Bis(chloromethyl)-2,3,5,6-tetrafluorobenzene
CAS No:131803-37-7
MF:C8H4Cl2F4
MW:247.016974449158
MDL:MFCD03424467
CID:91688
PubChem ID:2756724
Update Time:2025-08-04

1,4-Bis(chloromethyl)-2,3,5,6-tetrafluorobenzene Chemical and Physical Properties

Names and Identifiers

    • 1,4-Bis(chloromethyl)-2,3,5,6-tetrafluorobenzene
    • 2,3,5,6-tetrafluoro-1,4-bis(chloromethyl)benzene
    • 1,4-Bis(chloromethyl)tetrafluorobenzene
    • SCHEMBL2522605
    • FT-0643161
    • 1,4-bis(chloromethyl)-2,3,5,6-tetrafluoro-benzene
    • Benzene, 1,4-bis(chloromethyl)-2,3,5,6-tetrafluoro-
    • DTXSID70373495
    • 131803-37-7
    • AKOS005254335
    • MFCD03424467
    • A806313
    • MDL： MFCD03424467
    • Inchi： 1S/C8H4Cl2F4/c9-1-3-5(11)7(13)4(2-10)8(14)6(3)12/h1-2H2
    • InChI Key： WEUAASLFNKTIIM-UHFFFAOYSA-N
    • SMILES： ClCC1C(=C(C(CCl)=C(C=1F)F)F)F

Computed Properties

  • Exact Mass: 245.96300
  • Monoisotopic Mass: 245.963
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 0
  • Hydrogen Bond Acceptor Count: 0
  • Heavy Atom Count: 14
  • Rotatable Bond Count: 2
  • Complexity: 156
  • 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
  • Topological Polar Surface Area: 0A^2
  • XLogP3: 3.1

Experimental Properties

  • Density: 1.527±0.06 g/cm3 (20 oC 760 Torr),
  • Melting Point: 77 °C
  • Boiling Point: 223.0±35.0 oC (760 Torr),
  • Flash Point: 101.0±19.4 oC,
  • Refractive Index: 1.477
  • Solubility: Almost insoluble (0.014 g/l) (25 o C),
  • PSA: 0.00000
  • LogP: 3.72060

1,4-Bis(chloromethyl)-2,3,5,6-tetrafluorobenzene Security Information

  • Hazardous Material Identification： Xi
  • HazardClass：IRRITANT
  • Storage Condition：Sealed in dry,2-8°C

1,4-Bis(chloromethyl)-2,3,5,6-tetrafluorobenzene Customs Data

  • HS CODE：2903999090
  • Customs Data：

    China Customs Code:

    2903999090

    Overview:

    2903999090 Other aromatic halogenated derivatives. 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:

    2903999090 halogenated derivatives of aromatic hydrocarbons VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%

1,4-Bis(chloromethyl)-2,3,5,6-tetrafluorobenzene Pricemore >>

Related Categories No. Product Name Cas No. Purity Specification Price update time Inquiry
Fluorochem
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1,4-Bis(chloromethyl)tetrafluorobenzene
 131803-37-7 96%
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eNovation Chemicals LLC
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eNovation Chemicals LLC
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1,4-Bis(chloroMethyl)-2,3,5,6-tetrafluorobenzene
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eNovation Chemicals LLC
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1,4-Bis(chloroMethyl)-2,3,5,6-tetrafluorobenzene
 131803-37-7 97%
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Ambeed
A608748-25g
1,4-Bis(chloromethyl)-2,3,5,6-tetrafluorobenzene
 131803-37-7 98%
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abcr
AB358297-1g
1,4-Bis(chloromethyl)tetrafluorobenzene, 95%; .
 131803-37-7 95%
1g
 €65.30 2024-04-19
abcr
AB358297-5g
1,4-Bis(chloromethyl)tetrafluorobenzene, 95%; .
 131803-37-7 95%
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SHANG HAI HAO HONG Biomedical Technology Co., Ltd.
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 131803-37-7 98%
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