3-bromo-7,9-bis(3,5-di-tert-butylphenyl)-8H-cyclopenta[a]acenaphthylen-8-one

Base Information

Chemical Name:3-bromo-7,9-bis(3,5-di-tert-butylphenyl)-8H-cyclopenta[a]acenaphthylen-8-one
CAS No.:512787-15-4
Molecular Formula:C₄₃H₄₇BrO
Molecular Weight:659.75
Hs Code.:

Synonyms:3-bromo-7,9-bis(3,5-di-tert-butylphenyl)-8H-cyclopenta[a]acenaphthylen-8-one

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Chemical Property of 3-bromo-7,9-bis(3,5-di-tert-butylphenyl)-8H-cyclopenta[a]acenaphthylen-8-one

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Technology Process of 3-bromo-7,9-bis(3,5-di-tert-butylphenyl)-8H-cyclopenta[a]acenaphthylen-8-one

There total 2 articles about 3-bromo-7,9-bis(3,5-di-tert-butylphenyl)-8H-cyclopenta[a]acenaphthylen-8-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: 92.0%

: 26254-35-3
5-bromoacenaphthylene-1,2-dione

: 219736-67-1
1,3-bis(3,5-di-tert-butyl phenyl)propan-2-one

: 512787-15-4
3-bromo-7,9-bis(3,5-di-tert-butylphenyl)-8H-cyclopenta[a]acenaphthylen-8-one

Guidance literature:: With potassium hydroxide; In methanol; at 20 ℃; for 4h;
DOI:10.1002/1099-0690(200212)2002:24<4185::AID-EJOC4185>3.0.CO;2-Z

Reference yield:

: 62938-08-3
3,5-di-tert-butylbenzyl bromide

: 512787-15-4
3-bromo-7,9-bis(3,5-di-tert-butylphenyl)-8H-cyclopenta[a]acenaphthylen-8-one

Guidance literature:: Multi-step reaction with 2 steps

1.1: NaH; tosylmethyl isocyanide / 20 °C

1.2: 45 percent / conc. HCl / CH₂Cl₂; H₂O / 0.5 h

2.1: 92 percent / KOH / methanol / 4 h / 20 °C

With potassium hydroxide; [(p-methylphenyl)sulfonylmethyl]isonitrile; sodium hydride; In methanol;
DOI:10.1002/1099-0690(200212)2002:24<4185::AID-EJOC4185>3.0.CO;2-Z