Tetramethylenebis(triphenylphosphonium) dibromide

Base Information

Chemical Name:Tetramethylenebis(triphenylphosphonium) dibromide
CAS No.:15546-42-6
Molecular Formula:C40H38Br2P2
Molecular Weight:740.497
Hs Code.:
European Community (EC) Number:239-598-5
DSSTox Substance ID:DTXSID10935218
Mol file:15546-42-6.mol

Synonyms:15546-42-6;Tetramethylenebis(triphenylphosphonium bromide);Tetramethylenebis(triphenylphosphonium) dibromide;680579-51-5;1,4-Bis(triphenylphosphonio)butane dibromide;Butane-1,4-diylbis(triphenylphosphonium) bromide;EINECS 239-598-5;triphenyl(4-triphenylphosphaniumylbutyl)phosphanium;dibromide;Tetramethylenebis(triphenylphosphonium bromide;Tetramethylenebis[triphenylphosphonium] dibromide;SCHEMBL2446042;C40H38P2.2Br;DTXSID10935218;WTFXVDWCEPLDDY-UHFFFAOYSA-L;C40-H38-P2.2Br;MFCD00031714;AKOS017345148;FT-0637242;Butane-1,4-diylbis(triphenylphosphonium)bromide;(Butane-1,4-diyl)bis(triphenylphosphanium) dibromide;Phosphonium,1,1'-(1,4-butanediyl)bis[1,1,1-triphenyl-,bromide(1:2)

Suppliers and Price of Tetramethylenebis(triphenylphosphonium) dibromide

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

American Custom Chemicals Corporation
TETRAMETHYLENEBIS(TRIPHENYLPHOSPHONIUM BROMIDE) 95.00%
25G
$ 612.50

American Custom Chemicals Corporation
TETRAMETHYLENEBIS(TRIPHENYLPHOSPHONIUM BROMIDE) 95.00%
10G
$ 485.00

Alfa Aesar
Tetramethylenebis(triphenylphosphonium bromide), 98+%
50g
$ 161.00

Alfa Aesar
Tetramethylenebis(triphenylphosphonium bromide), 98+%
10g
$ 41.80

Total 15 raw suppliers

Chemical Property of Tetramethylenebis(triphenylphosphonium) dibromide

Chemical Property:

Melting Point:292-293 °C
PSA：27.18000
LogP:1.76280
Sensitive.:Hygroscopic
Hydrogen Bond Donor Count:0
Hydrogen Bond Acceptor Count:2
Rotatable Bond Count:11
Exact Mass:740.07950
Heavy Atom Count:44
Complexity:585

Purity/Quality:

99% ^*data from raw suppliers

TETRAMETHYLENEBIS(TRIPHENYLPHOSPHONIUM BROMIDE) 95.00% ^*data from reagent suppliers

Safty Information:

Pictogram(s): Xi
Hazard Codes:Xi
Statements: 36/37/38
Safety Statements: 26-36

MSDS Files:: SDS file from LookChem

Useful:

Canonical SMILES:C1=CC=C(C=C1)[P+](CCCC[P+](C2=CC=CC=C2)(C3=CC=CC=C3)C4=CC=CC=C4)(C5=CC=CC=C5)C6=CC=CC=C6.[Br-].[Br-]
Uses Tetramethylenebis(triphenylphosphonium Bromide) is a key intermediate in the one-step synthesis of ocimin by a bis-Wittig reaction.

Technology Process of Tetramethylenebis(triphenylphosphonium) dibromide

There total 6 articles about Tetramethylenebis(triphenylphosphonium) dibromide 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%

: 110-52-1
1,4-dibromo-butane

: 603-35-0
triphenylphosphine

: 15546-42-6
[1,1'-(butane-1,4-diyl)bis(triphenylphosphonium)] dibromide

Guidance literature:: In methanol; for 24h; Reflux;
DOI:10.1016/j.poly.2010.08.010

Reference yield: 85.2%

: 15546-42-6
[1,1'-(butane-1,4-diyl)bis(triphenylphosphonium)] dibromide

Guidance literature:

Reference yield:

: 603-35-0
triphenylphosphine

: 123-25-1
succinic acid diethyl ester

: 15546-42-6
[1,1'-(butane-1,4-diyl)bis(triphenylphosphonium)] dibromide

Guidance literature:: With lithium aluminium tetrahydride; sulfuric acid; hydrogen bromide; Yield given. Multistep reaction; 1.) THF, 0 deg C, then reflux, 3 h ; 3 M H₂SO₄ added, reflux overnight, 2.) solvent evaporated, reflux, 6 h, 3.) 190 deg C, 10 min, then 230 deg C, 30 min ; double ⁽¹³⁾C labelling;
DOI:10.1016/S0040-4020(01)87607-9