1,4-Diethynyl-2,3,5,6-tetrafluorobenzene

Base Information

Chemical Name:1,4-Diethynyl-2,3,5,6-tetrafluorobenzene
CAS No.:38002-32-3
Molecular Formula:C10H2F4
Molecular Weight:198.119
Hs Code.:2903998090
DSSTox Substance ID:DTXSID40600285
Nikkaji Number:J1.841.966A
Wikidata:Q82496286
Mol file:38002-32-3.mol

Synonyms:1,4-Diethynyl-2,3,5,6-tetrafluorobenzene;38002-32-3;1,4-diethynyltetrafluorobenzene;SCHEMBL9775435;YSCK0174;DTXSID40600285;CS-0128658;G65926;2,2',2'',2'''-(METHANETETRAYLTETRAKIS(BENZENE-4,1-DIYL))TETRAACETONITRILE

Suppliers and Price of 1,4-Diethynyl-2,3,5,6-tetrafluorobenzene

Supply Marketing:

Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

Manufacturers and distributors:

Manufacture/Brand
Chemicals and raw materials
Packaging
price

Total 9 raw suppliers

Chemical Property of 1,4-Diethynyl-2,3,5,6-tetrafluorobenzene

Chemical Property:

PSA：0.00000
LogP:2.20560
XLogP3:2.8
Hydrogen Bond Donor Count:0
Hydrogen Bond Acceptor Count:4
Rotatable Bond Count:2
Exact Mass:198.00926271
Heavy Atom Count:14
Complexity:259

Purity/Quality:: 99% ^*data from raw suppliers

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:

Useful:

Canonical SMILES:C#CC1=C(C(=C(C(=C1F)F)C#C)F)F

Technology Process of 1,4-Diethynyl-2,3,5,6-tetrafluorobenzene

There total 5 articles about 1,4-Diethynyl-2,3,5,6-tetrafluorobenzene which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 95.0%

: 113705-12-7
1,4-bis((trimethylsilyl)ethynyl)tetrafluorobenzene

: 38002-32-3
1,4-diethynyl-2,3,5,6-tetrafluorobenzene

Guidance literature:: With potassium hydroxide; In methanol; for 0.416667h; Ambient temperature;
DOI:10.1021/jo00246a018

Reference yield:

: 392-57-4
1,4-diiodo-2,3,5,6-tetrafluorobenzene

: 38002-32-3
1,4-diethynyl-2,3,5,6-tetrafluorobenzene

Guidance literature:: Multi-step reaction with 2 steps

1: diisopropylamie; PPh₃ / Pd(OAc)2; CuI / tetrahydrofuran / 1 h / Heating

2: 82 percent / KOH / tetrahydrofuran; methanol / 2 h / 20 °C

With potassium hydroxide; diisopropylamine; triphenylphosphine; palladium diacetate; copper(l) iodide; In tetrahydrofuran; methanol;
DOI:10.1039/b206946f

Reference yield:

: 344-03-6
1,4-dibromotetrafluorobenzene

: 38002-32-3
1,4-diethynyl-2,3,5,6-tetrafluorobenzene

Guidance literature:: Multi-step reaction with 2 steps

1: 94 percent / (PhCN)2PdCl₂, Ph₃P, copper(II) acetate hydrate, diisopropylamine / 1.) RT, 1 h, 2.) reflux, 5 h

2: 95 percent / KOH / methanol / 0.42 h / Ambient temperature

With potassium hydroxide; bis(benzonitrile)palladium(II) dichloride; copper diacetate; diisopropylamine; triphenylphosphine; In methanol;
DOI:10.1021/jo00246a018