Cas no 21622-12-8 (1-ethynyl-2,3,4,5-tetrafluorobenzene)

1-ethynyl-2,3,4,5-tetrafluorobenzene structure
21622-12-8 structure
Product Name:1-ethynyl-2,3,4,5-tetrafluorobenzene
CAS No:21622-12-8
MF:C8H2F4
MW:174.095096111298
CID:250044
PubChem ID:19871681
Update Time:2025-09-22

1-ethynyl-2,3,4,5-tetrafluorobenzene Chemical and Physical Properties

Names and Identifiers

    • Benzene,1-ethynyl-2,3,4,5-tetrafluoro-
    • 1-ethynyl-2,3,4,5-tetrafluorobenzene
    • 1-ETHYNYL-2,3,4,5-TETRAFLUORO-BENZENE
    • 2,3,4,5-Tetrafluorphenyl-acetylen
    • Benzene,1-ethynyl-2,3,4,5-tetrafluoro
    • DTXSID50600852
    • AKOS006237863
    • 21622-12-8
    • EN300-1853972
    • SCHEMBL544255
    • Inchi： 1S/C8H2F4/c1-2-4-3-5(9)7(11)8(12)6(4)10/h1,3H
    • InChI Key： KHCXBFMQVYTILV-UHFFFAOYSA-N
    • SMILES： FC1C(=C(C(=CC=1C#C)F)F)F

Computed Properties

  • Exact Mass: 174.00900
  • Monoisotopic Mass: 174.00926271g/mol
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 0
  • Hydrogen Bond Acceptor Count: 4
  • Heavy Atom Count: 12
  • Rotatable Bond Count: 1
  • Complexity: 206
  • 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: 2.6
  • Topological Polar Surface Area: 0?2

Experimental Properties

  • Density: 1.37
  • Boiling Point: 143.4°C at 760 mmHg
  • Flash Point: 48.1°C
  • Refractive Index: 1.452
  • PSA: 0.00000
  • LogP: 2.22430

1-ethynyl-2,3,4,5-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-ethynyl-2,3,4,5-tetrafluorobenzene Pricemore >>

Related Categories No. Product Name Cas No. Purity Specification Price update time Inquiry
Enamine
EN300-1853972-1g
1-ethynyl-2,3,4,5-tetrafluorobenzene
 21622-12-8
1g
 $842.0 2023-09-18
Enamine
EN300-1853972-5g
1-ethynyl-2,3,4,5-tetrafluorobenzene
 21622-12-8
5g
 $2443.0 2023-09-18
Enamine
EN300-1853972-10g
1-ethynyl-2,3,4,5-tetrafluorobenzene
 21622-12-8
10g
 $3622.0 2023-09-18
Enamine
EN300-1853972-0.05g
1-ethynyl-2,3,4,5-tetrafluorobenzene
 21622-12-8
0.05g
 $707.0 2023-09-18
Enamine
EN300-1853972-0.1g
1-ethynyl-2,3,4,5-tetrafluorobenzene
 21622-12-8
0.1g
 $741.0 2023-09-18
Enamine
EN300-1853972-0.25g
1-ethynyl-2,3,4,5-tetrafluorobenzene
 21622-12-8
0.25g
 $774.0 2023-09-18
Enamine
EN300-1853972-0.5g
1-ethynyl-2,3,4,5-tetrafluorobenzene
 21622-12-8
0.5g
 $809.0 2023-09-18
Enamine
EN300-1853972-1.0g
1-ethynyl-2,3,4,5-tetrafluorobenzene
 21622-12-8
1g
 $986.0 2023-06-03
Enamine
EN300-1853972-2.5g
1-ethynyl-2,3,4,5-tetrafluorobenzene
 21622-12-8
2.5g
 $1650.0 2023-09-18
Enamine
EN300-1853972-5.0g
1-ethynyl-2,3,4,5-tetrafluorobenzene
 21622-12-8
5g
 $2858.0 2023-06-03

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