7,14-bis(3,5-di-tert-butyl-4-oxocyclohexa-2,5-dienylidene)dispiro<5.1.5.1>tetradecane

Base Information

• Chemical Name: 7,14-bis(3,5-di-tert-butyl-4-oxocyclohexa-2,5-dienylidene)dispiro<5.1.5.1>tetradecane
• CAS No.: 107271-47-6
• Molecular Formula: C₄₂H₆₀O₂
• Molecular Weight: 596.937

Synonyms:7,14-bis(3,5-di-tert-butyl-4-oxocyclohexa-2,5-dienylidene)dispiro<5.1.5.1>tetradecane

Chemical Property of 7,14-bis(3,5-di-tert-butyl-4-oxocyclohexa-2,5-dienylidene)dispiro<5.1.5.1>tetradecane

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Technology Process of 7,14-bis(3,5-di-tert-butyl-4-oxocyclohexa-2,5-dienylidene)dispiro<5.1.5.1>tetradecane

There total 2 articles about 7,14-bis(3,5-di-tert-butyl-4-oxocyclohexa-2,5-dienylidene)dispiro<5.1.5.1>tetradecane 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: 22.0%

2,6-di-tert-butyl-4-diazo-2,5-cyclohexadien-1-one (955-02-2) + Dispiro<5.1.5.1>tetradecane-7,14-dithione (22502-49-4) → 7,14-bis(3,5-di-tert-butyl-4-oxocyclohexa-2,5-dienylidene)dispiro<5.1.5.1>tetradecane (107271-47-6)

Guidance literature:

In various solvent(s); for 2h; Heating;

DOI:10.1021/jo00387a007

Reference yield:

dispiro[5.1.5.1]tetradecane-7,14-dione (950-21-0) → 7,14-bis(3,5-di-tert-butyl-4-oxocyclohexa-2,5-dienylidene)dispiro<5.1.5.1>tetradecane (107271-47-6)

Guidance literature:

Multi-step reaction with 2 steps

1: 51 percent / H₂S, HCl, ZnCl₂ / ethanol; methanol

2: 22 percent / various solvent(s) / 2 h / Heating

With hydrogenchloride; hydrogen sulfide; zinc(II) chloride; In methanol; ethanol;

DOI:10.1021/jo00387a007

Reference yield: 76.0%

chloro-trimethyl-silane (75-77-4) + 7,14-bis(3,5-di-tert-butyl-4-oxocyclohexa-2,5-dienylidene)dispiro<5.1.5.1>tetradecane (107271-47-6) → cyclohexane-1-spiro-1'-<2,4-bis<3,5-di-tert-butyl-4-(trimethylsiloxy)phenyl>bicyclo<1.1.0>butane>-3'-spiro-1''-cyclohexane (107271-61-4)

Guidance literature:

With sodium; In tetrahydrofuran; for 11h; Heating; Irradiation;

DOI:10.1021/jo00387a007

upstream raw materials:

2,6-di-tert-butyl-4-diazo-2,5-cyclohexadien-1-one

Dispiro<5.1.5.1>tetradecane-7,14-dithione

dispiro[5.1.5.1]tetradecane-7,14-dione

Downstream raw materials:

cyclohexane-1-spiro-1'-<2,4-bis<3,5-di-tert-butyl-4-(trimethylsiloxy)phenyl>bicyclo<1.1.0>butane>-3'-spiro-1''-cyclohexane

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