3,4-bis(4-bromophenyl)-2,5-bis(4-(tert-butyl)phenyl)cyclopenta-2,4-dien-1-one

Base Information

Chemical Name:3,4-bis(4-bromophenyl)-2,5-bis(4-(tert-butyl)phenyl)cyclopenta-2,4-dien-1-one
CAS No.:890525-43-6
Molecular Formula:C₃₇H₃₄Br₂O
Molecular Weight:654.484
Hs Code.:

Synonyms:3,4-bis(4-bromophenyl)-2,5-bis(4-(tert-butyl)phenyl)cyclopenta-2,4-dien-1-one

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Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

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Chemical Property of 3,4-bis(4-bromophenyl)-2,5-bis(4-(tert-butyl)phenyl)cyclopenta-2,4-dien-1-one

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Technology Process of 3,4-bis(4-bromophenyl)-2,5-bis(4-(tert-butyl)phenyl)cyclopenta-2,4-dien-1-one

There total 2 articles about 3,4-bis(4-bromophenyl)-2,5-bis(4-(tert-butyl)phenyl)cyclopenta-2,4-dien-1-one 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%

: 35578-47-3
4,4'-dibromobenzil

: 64321-35-3
4-(1,1-Dimethylethyl)phenylmethyl ketone

: 890525-43-6
3,4-bis(4-bromophenyl)-2,5-bis(4-(tert-butyl)phenyl)cyclopenta-2,4-dien-1-one

Guidance literature:: With potassium hydroxide; In ethanol; for 2h; Heating;
DOI:10.1002/chem.200501289

Reference yield:

: 3549-23-3
methyl 2-(4-tert-butylphenyl)acetate

: 890525-43-6
3,4-bis(4-bromophenyl)-2,5-bis(4-(tert-butyl)phenyl)cyclopenta-2,4-dien-1-one

Guidance literature:: Multi-step reaction with 2 steps

1.1: sodium hydride / toluene / 2 h / 75 °C / Schlenk technique; Inert atmosphere

1.2: 18 h / 130 °C / Schlenk technique; Inert atmosphere

2.1: sodium hydroxide / ethanol / 2 h / 50 °C

With sodium hydride; sodium hydroxide; In ethanol; toluene; 2.1: |Knoevenagel Condensation;
DOI:10.1002/ejoc.202001091