1,3-bis(bis-(3,5-di-tert-butyl-4-hydroxyphenyl)methylene)-2,2,4,4-tetramethylcyclobutane

Base Information

Chemical Name:1,3-bis(bis-(3,5-di-tert-butyl-4-hydroxyphenyl)methylene)-2,2,4,4-tetramethylcyclobutane
CAS No.:197570-76-6
Molecular Formula:C₆₆H₉₆O₄
Molecular Weight:953.486
Hs Code.:

Synonyms:1,3-bis(bis-(3,5-di-tert-butyl-4-hydroxyphenyl)methylene)-2,2,4,4-tetramethylcyclobutane

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Chemical Property of 1,3-bis(bis-(3,5-di-tert-butyl-4-hydroxyphenyl)methylene)-2,2,4,4-tetramethylcyclobutane

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Technology Process of 1,3-bis(bis-(3,5-di-tert-butyl-4-hydroxyphenyl)methylene)-2,2,4,4-tetramethylcyclobutane

There total 6 articles about 1,3-bis(bis-(3,5-di-tert-butyl-4-hydroxyphenyl)methylene)-2,2,4,4-tetramethylcyclobutane 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: 60.0%

: 197570-75-5
1,3-bis(bis-(3,5-di-tert-butyl-4-methoxyphenyl)methylene)-2,2,4,4-tetramethylcyclobutane

: 197570-76-6
1,3-bis(bis-(3,5-di-tert-butyl-4-hydroxyphenyl)methylene)-2,2,4,4-tetramethylcyclobutane

Guidance literature:: With N,N,N,N,N,N-hexamethylphosphoric triamide; lithium methanethiolate; at 85 ℃; for 240h;
DOI:10.1021/jo970614v

Reference yield:

: 54808-41-2
bis(3,5-di-tert-butyl-4-methoxyphenyl)methanone

: 197570-76-6
1,3-bis(bis-(3,5-di-tert-butyl-4-hydroxyphenyl)methylene)-2,2,4,4-tetramethylcyclobutane

Guidance literature:: Multi-step reaction with 5 steps

1: 95 percent / N₂H₄ / ethanol; acetic acid / 12 h / Heating

2: activated HgO, NaSO₄, KOH / ethanol; diethyl ether / 0.75 h

3: diethyl ether

4: 95 percent / Ph₃P / benzene / 48 h / Heating

5: 60 percent / CH₃SLi/HMPA / 240 h / 85 °C

With N,N,N,N,N,N-hexamethylphosphoric triamide; potassium hydroxide; lithium methanethiolate; triphenylphosphine; mercury(II) oxide; hydrazine; In diethyl ether; ethanol; acetic acid; benzene;
DOI:10.1021/jo970614v

Reference yield:

: 32465-70-6
bis(3,5-di-tert-butyl-4-methoxyphenyl)methane

: 197570-76-6
1,3-bis(bis-(3,5-di-tert-butyl-4-hydroxyphenyl)methylene)-2,2,4,4-tetramethylcyclobutane

Guidance literature:: Multi-step reaction with 6 steps

1: 74 percent / Ce(NH₄)2(NO₃)6 / acetic acid / 3 h / 95 °C

2: 95 percent / N₂H₄ / ethanol; acetic acid / 12 h / Heating

3: activated HgO, NaSO₄, KOH / ethanol; diethyl ether / 0.75 h

4: diethyl ether

5: 95 percent / Ph₃P / benzene / 48 h / Heating

6: 60 percent / CH₃SLi/HMPA / 240 h / 85 °C

With N,N,N,N,N,N-hexamethylphosphoric triamide; potassium hydroxide; ammonium cerium(IV) nitrate; lithium methanethiolate; triphenylphosphine; mercury(II) oxide; hydrazine; In diethyl ether; ethanol; acetic acid; benzene;
DOI:10.1021/jo970614v