1,1':2',1''-Terphenyl, 4,4''-diethynyl-3',4',5',6'-tetrakis(4-ethynylphenyl)-

Base Information

• Chemical Name: 1,1':2',1''-Terphenyl, 4,4''-diethynyl-3',4',5',6'-tetrakis(4-ethynylphenyl)-
• CAS No.: 252238-71-4
• Molecular Formula: C54H30
• Molecular Weight: 678.832
• Mol file: 252238-71-4.mol

Synonyms:hexaalkynylphenylbenzene;hexakis(4-ethynylphenyl)benzene;hexa(4-ethynylphenyl)benzene;

Chemical Property of 1,1':2',1''-Terphenyl, 4,4''-diethynyl-3',4',5',6'-tetrakis(4-ethynylphenyl)-

Chemical Property:

• Melting Point: >400 °C
• Boiling Point: 647.3±55.0 °C(Predicted)
• PSA: 0.00000
• Density: 1.25±0.1 g/cm3(Predicted)
• LogP: 11.57640

Purity/Quality:

97% ^*data from raw suppliers

4,4''-Diethynyl-3',4',5',6'-tetrakis(4-ethynylphenyl)-1,1':2',1''-terphenyl 98% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 1,1':2',1''-Terphenyl, 4,4''-diethynyl-3',4',5',6'-tetrakis(4-ethynylphenyl)-

There total 2 articles about 1,1':2',1''-Terphenyl, 4,4''-diethynyl-3',4',5',6'-tetrakis(4-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: 96.0%

1,2,3,4,5,6-hexakis[4-(triisopropylsilylethinyl)phenyl]benzene → 1,2,3,4,5,6-hexakis[4-ethinylphenyl]benzene (252238-71-4)

Guidance literature:

With tetrabutyl ammonium fluoride; In tetrahydrofuran; at 20 ℃; for 3h;

DOI:10.1021/jacs.7b01477

Reference yield:

C72H78Si6 → 1,2,3,4,5,6-hexakis[4-ethinylphenyl]benzene (252238-71-4)

Guidance literature:

With tetrabutyl ammonium fluoride; In tetrahydrofuran; at 20 ℃; for 2h;

DOI:10.1021/ja030675c

Reference yield: 78.0%

(1,2,3,4,5-pentamethylcyclopentadienyl)(1,2-bis(diphenylphosphino)ethane)iron(II)Cl + 1,2,3,4,5,6-hexakis[4-ethinylphenyl]benzene (252238-71-4) → C54H24(6-)*6Fe(2+)*6C10H15(1-)*6C26H24P2

Guidance literature:

(1,2,3,4,5-pentamethylcyclopentadienyl)(1,2-bis(diphenylphosphino)ethane)iron(II)Cl; 1,2,3,4,5,6-hexakis[4-ethinylphenyl]benzene; With potassium hexafluorophosphate; In tetrahydrofuran; methanol; at 20 ℃; for 17h; Inert atmosphere; Schlenk technique;

With potassium tert-butylate; In tetrahydrofuran; at 20 ℃; for 0.5h; Inert atmosphere; Schlenk technique;

DOI:10.1016/j.jorganchem.2018.10.002

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