(2,4,6-Tri-tert-butylphenyl)bis({(2,4,6-tri-tert-butylphenyl)[(triisopropylsilyl)ethynyl]phosphanyl}butdiynyl)phosphane

Base Information

Chemical Name:(2,4,6-Tri-tert-butylphenyl)bis({(2,4,6-tri-tert-butylphenyl)[(triisopropylsilyl)ethynyl]phosphanyl}butdiynyl)phosphane
CAS No.:313703-70-7
Molecular Formula:C₈₄H₁₂₉P₃Si₂
Molecular Weight:1288.04
Hs Code.:

Synonyms:(2,4,6-Tri-tert-butylphenyl)bis({(2,4,6-tri-tert-butylphenyl)[(triisopropylsilyl)ethynyl]phosphanyl}butdiynyl)phosphane

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Chemical Property of (2,4,6-Tri-tert-butylphenyl)bis({(2,4,6-tri-tert-butylphenyl)[(triisopropylsilyl)ethynyl]phosphanyl}butdiynyl)phosphane

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Technology Process of (2,4,6-Tri-tert-butylphenyl)bis({(2,4,6-tri-tert-butylphenyl)[(triisopropylsilyl)ethynyl]phosphanyl}butdiynyl)phosphane

There total 7 articles about (2,4,6-Tri-tert-butylphenyl)bis({(2,4,6-tri-tert-butylphenyl)[(triisopropylsilyl)ethynyl]phosphanyl}butdiynyl)phosphane 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: 27.0%

: 169697-84-1
Diethynyl(2,4,6-tri-tert-butylphenyl)phosphane

: 313703-83-2
1-(Bromoethynyl)(2,4,6-tri-tert-butylphenyl)[(triisopropylsilyl)ethynyl]phosphane

: 313703-87-6
[Ethynyl(2,4,6-tri-tert-butylphenyl)phosphanyl]{2,4,6-tri-tert-butylphenyl[(triisopropylsilyl)ethynyl]phosphanyl}butdiyne

: 313703-68-3
Bis{(2,4,6-tert-butylphenyl)[(triisopropylsilyl)ethynyl]phosphanyl}butadiyne

: 313703-70-7
(2,4,6-Tri-tert-butylphenyl)bis({(2,4,6-tri-tert-butylphenyl)[(triisopropylsilyl)ethynyl]phosphanyl}butdiynyl)phosphane

Guidance literature:: Diethynyl(2,4,6-tri-tert-butylphenyl)phosphane; With n-butyllithium; In tetrahydrofuran; hexane; at -78 ℃; for 0.5h;

With copper(l) chloride; In tetrahydrofuran; hexane; at 0 - 20 ℃; for 0.833333h;

1-(Bromoethynyl)(2,4,6-tri-tert-butylphenyl)[(triisopropylsilyl)ethynyl]phosphane; With pyridine; In tetrahydrofuran; at 20 ℃; for 12h;
DOI:10.1002/1521-3765(20001016)6:20<3806::AID-CHEM3806>3.0.CO;2-J

Reference yield:

: 79074-00-3
2,4,6-tri-t-butylphenylphosphonous dichloride

: 313703-70-7
(2,4,6-Tri-tert-butylphenyl)bis({(2,4,6-tri-tert-butylphenyl)[(triisopropylsilyl)ethynyl]phosphanyl}butdiynyl)phosphane

Guidance literature:: Multi-step reaction with 5 steps

1.1: BuLi / diethyl ether / 0.5 h / -50 °C

1.2: 72 percent / diethyl ether / 12 h / -78 - 20 °C

2.1: 71 percent / aq. NaOH / methanol; diethyl ether / 1 h

3.1: BuLi / tetrahydrofuran; hexane / 1 h / -78 °C

3.2: 25 percent / tetrahydrofuran; hexane / 3 h / 20 °C

4.1: BuLi / tetrahydrofuran; hexane / 0.33 h / -78 °C

4.2: 75 percent / p-tosyl bromide / tetrahydrofuran / 2 h / 20 °C

5.1: BuLi / tetrahydrofuran; hexane / 0.5 h / -78 °C

5.2: CuCl / tetrahydrofuran; hexane / 0.83 h / 0 - 20 °C

5.3: 27 percent / pyridine / tetrahydrofuran / 12 h / 20 °C

With sodium hydroxide; n-butyllithium; In tetrahydrofuran; methanol; diethyl ether; hexane; 1.1: Metallation / 1.2: Substitution / 2.1: Hydrolysis / 3.1: Metallation / 3.2: Substitution / 4.1: Metallation / 4.2: Substitution / 5.1: Metallation / 5.2: Transmetallation / 5.3: Cadiot-Chodkiewicz coupling;
DOI:10.1002/1521-3765(20001016)6:20<3806::AID-CHEM3806>3.0.CO;2-J

Reference yield:

: 169697-81-8
(2,4,6-Tri-tert-butylphenyl)bis[(trimethylsilyl)ethynyl]phosphane

: 313703-70-7
(2,4,6-Tri-tert-butylphenyl)bis({(2,4,6-tri-tert-butylphenyl)[(triisopropylsilyl)ethynyl]phosphanyl}butdiynyl)phosphane

Guidance literature:: Multi-step reaction with 4 steps

1.1: 71 percent / aq. NaOH / methanol; diethyl ether / 1 h

2.1: BuLi / tetrahydrofuran; hexane / 1 h / -78 °C

2.2: 25 percent / tetrahydrofuran; hexane / 3 h / 20 °C

3.1: BuLi / tetrahydrofuran; hexane / 0.33 h / -78 °C

3.2: 75 percent / p-tosyl bromide / tetrahydrofuran / 2 h / 20 °C

4.1: BuLi / tetrahydrofuran; hexane / 0.5 h / -78 °C

4.2: CuCl / tetrahydrofuran; hexane / 0.83 h / 0 - 20 °C

4.3: 27 percent / pyridine / tetrahydrofuran / 12 h / 20 °C

With sodium hydroxide; n-butyllithium; In tetrahydrofuran; methanol; diethyl ether; hexane; 1.1: Hydrolysis / 2.1: Metallation / 2.2: Substitution / 3.1: Metallation / 3.2: Substitution / 4.1: Metallation / 4.2: Transmetallation / 4.3: Cadiot-Chodkiewicz coupling;
DOI:10.1002/1521-3765(20001016)6:20<3806::AID-CHEM3806>3.0.CO;2-J