1-tert-butyl-3-methyl-2,4-bis(2,4,6-tri-tert-butylphenyl)-1,3-diphosphacyclobutane-2,4-diyl

Base Information

Chemical Name:1-tert-butyl-3-methyl-2,4-bis(2,4,6-tri-tert-butylphenyl)-1,3-diphosphacyclobutane-2,4-diyl
CAS No.:612851-91-9
Molecular Formula:C₄₃H₇₀P₂
Molecular Weight:648.976
Hs Code.:

Synonyms:1-tert-butyl-3-methyl-2,4-bis(2,4,6-tri-tert-butylphenyl)-1,3-diphosphacyclobutane-2,4-diyl

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Chemical Property of 1-tert-butyl-3-methyl-2,4-bis(2,4,6-tri-tert-butylphenyl)-1,3-diphosphacyclobutane-2,4-diyl

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Technology Process of 1-tert-butyl-3-methyl-2,4-bis(2,4,6-tri-tert-butylphenyl)-1,3-diphosphacyclobutane-2,4-diyl

There total 17 articles about 1-tert-butyl-3-methyl-2,4-bis(2,4,6-tri-tert-butylphenyl)-1,3-diphosphacyclobutane-2,4-diyl 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: 98.0%

: 594-19-4
tert.-butyl lithium

: 100938-86-1
2-(2,4,6-tri-tert-butylphenyl)phosphaacetylene

: 74-88-4
methyl iodide

: 612851-91-9
1-tert-butyl-3-methyl-2,4-bis(2,4,6-tri-tert-butylphenyl)-1,3-diphosphacyclobutane-2,4-diyl

Guidance literature:: tert.-butyl lithium; 2-(2,4,6-tri-tert-butylphenyl)phosphaacetylene; In tetrahydrofuran; pentane; at -78 - 20 ℃;

methyl iodide; In tetrahydrofuran; pentane;
DOI:10.1002/anie.200351727

Reference yield:

: 100281-23-0
[(dibromomethylene)(2,4,6-tri-tertbutylphenyl)phosphine]

: 612851-91-9
1-tert-butyl-3-methyl-2,4-bis(2,4,6-tri-tert-butylphenyl)-1,3-diphosphacyclobutane-2,4-diyl

Guidance literature:: Multi-step reaction with 2 steps

1.1: 70 percent / PPh₃; Et₄NI; Zn / NiBr₂(PPh₃)2 / tetrahydrofuran / 24 h / Heating

2.1: pentane; tetrahydrofuran / -78 - 20 °C

2.2: 98 percent / pentane; tetrahydrofuran

With tetraethylammonium iodide; triphenylphosphine; zinc; dibromobis(triphenylphosphine)nickel(II); In tetrahydrofuran; pentane;
DOI:10.1002/anie.200351727

Reference yield:

: 100938-86-1
2-(2,4,6-tri-tert-butylphenyl)phosphaacetylene

: 612851-91-9
1-tert-butyl-3-methyl-2,4-bis(2,4,6-tri-tert-butylphenyl)-1,3-diphosphacyclobutane-2,4-diyl

Guidance literature:: Multi-step reaction with 3 steps

1.1: tetrahydrofuran; diethyl ether; cyclohexane / 1.17 h / -78 - 20 °C / Inert atmosphere

1.2: 1 h / Inert atmosphere

2.1: lithium aluminium tetrahydride / tetrahydrofuran / 1 h / 20 °C

3.1: tetrahydrofuran

With lithium aluminium tetrahydride; In tetrahydrofuran; diethyl ether; cyclohexane;
DOI:10.1039/c0dt00532k