3-Pentanone, 1,5-bis(2-ethynylphenyl)-

Base Information

Chemical Name:3-Pentanone, 1,5-bis(2-ethynylphenyl)-
CAS No.:114657-47-5
Molecular Formula:C21H18O
Molecular Weight:286.373
Hs Code.:
Mol file:114657-47-5.mol

Synonyms:

Suppliers and Price of 3-Pentanone, 1,5-bis(2-ethynylphenyl)-

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 0 raw suppliers

Chemical Property of 3-Pentanone, 1,5-bis(2-ethynylphenyl)-

Chemical Property:

Purity/Quality:

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:

Useful:

Technology Process of 3-Pentanone, 1,5-bis(2-ethynylphenyl)-

There total 17 articles about 3-Pentanone, 1,5-bis(2-ethynylphenyl)- 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: 92.0%

: 114657-46-4
1,5-bis(2-trimethylsilylethynylphenyl)pentan-3-one

: 114657-47-5
1,5-bis(2-ethynylphenyl)pentan-3-one

Guidance literature:: With potassium fluoride; In N,N-dimethyl-formamide; for 1h; Ambient temperature;

Reference yield:

: 38846-64-9
2-ethynylbenzaldehyde

: 114657-47-5
1,5-bis(2-ethynylphenyl)pentan-3-one

Guidance literature:: Multi-step reaction with 5 steps

1: 1.95 g / 1.41 M potassium hydroxide / diethyl ether; methanol / 4 h / Ambient temperature

2: 297 mg / 1,8-diazabicyclo<5.4.0>undec-7-ene, silver nitrate / CH₂Cl₂ / 30 h / 40 °C

3: 85 percent / tributyltin hydride

4: 80 percent / tributyltin hydride, acetic acid, tetrakis(triphenylphosphine)palladium⁽⁰⁾ / benzene / Ambient temperature

5: 92 percent / potassium fluoride dihydrate / dimethylformamide / 1 h / Ambient temperature

With potassium fluoride; potassium hydroxide; tetrakis(triphenylphosphine) palladium⁽⁰⁾; tri-n-butyl-tin hydride; silver nitrate; acetic acid; 1,8-diazabicyclo[5.4.0]undec-7-ene; In methanol; diethyl ether; dichloromethane; N,N-dimethyl-formamide; benzene;

Reference yield:

: 609-67-6
2-Iodobenzoyl chloride

: 114657-47-5
1,5-bis(2-ethynylphenyl)pentan-3-one

Guidance literature:: Multi-step reaction with 5 steps

1: 17.2 g / bis(triphenylphosphine)copper(I) tetrahydroborate, triphenylphosphine / acetone / 1 h

2: 1.) butyl-lithium / 1.) THF, hexane, 0 deg C, 30 min; 2.) THF, hexane, RT, 1 h

4: 58 percent / copper(I) iodide, tetrakis(triphenylphosphine)palladium⁽⁰⁾ / triethylamine; tetrahydrofuran; hexane / 16 h / 90 °C

5: 92 percent / potassium fluoride dihydrate / dimethylformamide / 1 h / Ambient temperature

With potassium fluoride; copper(l) iodide; tetrakis(triphenylphosphine) palladium⁽⁰⁾; n-butyllithium; tetrahydrogenoboratebis(triphenylphosphine)copper(I); triphenylphosphine; In tetrahydrofuran; hexane; triethylamine; N,N-dimethyl-formamide; acetone;