2',2'''-diethoxy-2,2''-bis(methoxymethoxy)-5,5',5'',5'''-tetramethyl-<1,1':3',1'':3'',1'''>-quaterphenyl

Base Information

Chemical Name:2',2'''-diethoxy-2,2''-bis(methoxymethoxy)-5,5',5'',5'''-tetramethyl-<1,1':3',1'':3'',1'''>-quaterphenyl
CAS No.:123291-98-5
Molecular Formula:C₃₆H₄₂O₆
Molecular Weight:570.726
Hs Code.:

Synonyms:2',2'''-diethoxy-2,2''-bis(methoxymethoxy)-5,5',5'',5'''-tetramethyl-<1,1':3',1'':3'',1'''>-quaterphenyl

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Chemical Property of 2',2'''-diethoxy-2,2''-bis(methoxymethoxy)-5,5',5'',5'''-tetramethyl-<1,1':3',1'':3'',1'''>-quaterphenyl

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Technology Process of 2',2'''-diethoxy-2,2''-bis(methoxymethoxy)-5,5',5'',5'''-tetramethyl-<1,1':3',1'':3'',1'''>-quaterphenyl

There total 5 articles about 2',2'''-diethoxy-2,2''-bis(methoxymethoxy)-5,5',5'',5'''-tetramethyl-<1,1':3',1'':3'',1'''>-quaterphenyl 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: 81.0%

: 123291-97-4
2-ethoxy-5-methylphenylboronic acid

: 123291-96-3
2'-ethoxy-3-iodo-2,2''-bis(methoxymethoxy)-5,5',5''-trimethyl-<1,1':3',1''>-terphenyl

: 123291-98-5
2',2'''-diethoxy-2,2''-bis(methoxymethoxy)-5,5',5'',5'''-tetramethyl-<1,1':3',1'':3'',1'''>-quaterphenyl

Guidance literature:: With tetrakis(triphenylphosphine) palladium⁽⁰⁾; sodium carbonate; In ethanol; benzene; for 42h; Heating;
DOI:10.1021/jo00284a018

Reference yield:

: 71128-89-7
2,2',2''-trihydroxy-5,5',5''-trimethyl-m-terphenyl

: 123291-98-5
2',2'''-diethoxy-2,2''-bis(methoxymethoxy)-5,5',5'',5'''-tetramethyl-<1,1':3',1'':3'',1'''>-quaterphenyl

Guidance literature:: Multi-step reaction with 5 steps

1: 53 percent / K₂CO₃ / acetone / 192 h / 25 °C

2: 56 percent / Br₂ / CHCl₃ / 25 °C

3: 1.) NaH / 1.) THF, 30 min, 1.5 h, 2.) from -5 to 25 deg C

5: 81 percent / 2 N aq. Na₂CO₃, Pd(PPh₃)4 / benzene; ethanol / 42 h / Heating

With tetrakis(triphenylphosphine) palladium⁽⁰⁾; bromine; sodium hydride; sodium carbonate; potassium carbonate; In ethanol; chloroform; acetone; benzene;
DOI:10.1021/jo00284a018

Reference yield:

: 123291-93-0
2'-ethoxy-5,5',5''-trimethyl-<1,1':3',1''-terphenyl>-2,2''-diol

: 123291-98-5
2',2'''-diethoxy-2,2''-bis(methoxymethoxy)-5,5',5'',5'''-tetramethyl-<1,1':3',1'':3'',1'''>-quaterphenyl

Guidance literature:: Multi-step reaction with 4 steps

1: 56 percent / Br₂ / CHCl₃ / 25 °C

2: 1.) NaH / 1.) THF, 30 min, 1.5 h, 2.) from -5 to 25 deg C

4: 81 percent / 2 N aq. Na₂CO₃, Pd(PPh₃)4 / benzene; ethanol / 42 h / Heating

With tetrakis(triphenylphosphine) palladium⁽⁰⁾; bromine; sodium hydride; sodium carbonate; In ethanol; chloroform; benzene;
DOI:10.1021/jo00284a018