tetraethyl 5,5',5'',5'''-[benzene-1,2,4,5-tetrayl-tetrakis(ethyne-2,1-diyl)]tetrakis(3-hydroxybenzoate)

Base Information

Chemical Name:tetraethyl 5,5',5'',5'''-[benzene-1,2,4,5-tetrayl-tetrakis(ethyne-2,1-diyl)]tetrakis(3-hydroxybenzoate)
CAS No.:870673-41-9
Molecular Formula:C₅₀H₃₈O₁₂
Molecular Weight:830.845
Hs Code.:

Synonyms:tetraethyl 5,5',5'',5'''-[benzene-1,2,4,5-tetrayl-tetrakis(ethyne-2,1-diyl)]tetrakis(3-hydroxybenzoate)

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Chemical Property of tetraethyl 5,5',5'',5'''-[benzene-1,2,4,5-tetrayl-tetrakis(ethyne-2,1-diyl)]tetrakis(3-hydroxybenzoate)

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Technology Process of tetraethyl 5,5',5'',5'''-[benzene-1,2,4,5-tetrayl-tetrakis(ethyne-2,1-diyl)]tetrakis(3-hydroxybenzoate)

There total 4 articles about tetraethyl 5,5',5'',5'''-[benzene-1,2,4,5-tetrayl-tetrakis(ethyne-2,1-diyl)]tetrakis(3-hydroxybenzoate) 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: 67.0%

: 870673-37-3
ethyl 3-ethynyl-5-hydroxybenzoate

: 636-31-7
1,2,4,5-tetraiodobenzene

: 870673-41-9
tetraethyl 5,5',5'',5'''-[benzene-1,2,4,5-tetrayl-tetrakis(ethyne-2,1-diyl)]tetrakis(3-hydroxybenzoate)

Guidance literature:: With copper(l) iodide; diethylamine; triphenylphosphine; palladium diacetate; for 7h; Heating;
DOI:10.1039/b509917j

Reference yield:

: 870673-36-2
ethyl 3-hydroxy-5-[2-(trimethylsilyl)ethynyl]benzoate

: 870673-41-9
tetraethyl 5,5',5'',5'''-[benzene-1,2,4,5-tetrayl-tetrakis(ethyne-2,1-diyl)]tetrakis(3-hydroxybenzoate)

Guidance literature:: Multi-step reaction with 2 steps

1: 95 percent / aq. KF / dimethylsulfoxide / 5 h / 20 °C

2: 67 percent / PPh₃; CuI; diethylamine / Pd(OAc)2 / 7 h / Heating

With potassium fluoride; copper(l) iodide; diethylamine; triphenylphosphine; palladium diacetate; In dimethyl sulfoxide;
DOI:10.1039/b509917j

Reference yield:

: 870673-35-1
3-bromo-5-hydroxybenzoic acid ethyl ester

: 870673-41-9
tetraethyl 5,5',5'',5'''-[benzene-1,2,4,5-tetrayl-tetrakis(ethyne-2,1-diyl)]tetrakis(3-hydroxybenzoate)

Guidance literature:: Multi-step reaction with 3 steps

1: 85 percent / Ph₃P; CuI; Et₃N / Pd(OAc)2 / Heating

2: 95 percent / aq. KF / dimethylsulfoxide / 5 h / 20 °C

3: 67 percent / PPh₃; CuI; diethylamine / Pd(OAc)2 / 7 h / Heating

With potassium fluoride; copper(l) iodide; diethylamine; triethylamine; triphenylphosphine; palladium diacetate; In dimethyl sulfoxide;
DOI:10.1039/b509917j