5-(3,5-Di-tert-butyl-4-trimethylsilanyloxy-phenyl)-2-diethylamino-cyclohepta-2,4,6-trienone

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Chemical Name:5-(3,5-Di-tert-butyl-4-trimethylsilanyloxy-phenyl)-2-diethylamino-cyclohepta-2,4,6-trienone
CAS No.:112292-39-4
Molecular Formula:C₂₈H₄₃NO₂Si
Molecular Weight:453.74
Hs Code.:

Synonyms:5-(3,5-Di-tert-butyl-4-trimethylsilanyloxy-phenyl)-2-diethylamino-cyclohepta-2,4,6-trienone

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Chemical Property of 5-(3,5-Di-tert-butyl-4-trimethylsilanyloxy-phenyl)-2-diethylamino-cyclohepta-2,4,6-trienone

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Technology Process of 5-(3,5-Di-tert-butyl-4-trimethylsilanyloxy-phenyl)-2-diethylamino-cyclohepta-2,4,6-trienone

There total 2 articles about 5-(3,5-Di-tert-butyl-4-trimethylsilanyloxy-phenyl)-2-diethylamino-cyclohepta-2,4,6-trienone 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:

: 33816-51-2
5-bromo-2-methoxycyclohepta-2,4,6-trien-1-one

: 112292-39-4
5-(3,5-Di-tert-butyl-4-trimethylsilanyloxy-phenyl)-2-diethylamino-cyclohepta-2,4,6-trienone

Guidance literature:: Multi-step reaction with 2 steps

2: 1.) t-BuLi, ZnCl₂, 2.) i-Bu₂AlH / 2.) PdCl₂(PPh₃)2 / 1.) -90 deg C, 2.) 1h, room temperature

With tert.-butyl lithium; diisobutylaluminium hydride; zinc(II) chloride; bis-triphenylphosphine-palladium(II) chloride;
DOI:10.1016/S0040-4039(00)95797-6

Reference yield:

: 27329-74-4
(4-Bromo-2,6-di-tert-butylphenoxy)trimethylsilane

: 112292-38-3
5-bromo-2-(diethylamino)tropone

: 112292-39-4
5-(3,5-Di-tert-butyl-4-trimethylsilanyloxy-phenyl)-2-diethylamino-cyclohepta-2,4,6-trienone

Guidance literature:: With tert.-butyl lithium; diisobutylaluminium hydride; zinc(II) chloride; bis-triphenylphosphine-palladium(II) chloride; Yield given. Multistep reaction; 1.) -90 deg C, 2.) 1h, room temperature;
DOI:10.1016/S0040-4039(00)95797-6

Reference yield:

: 112292-39-4
5-(3,5-Di-tert-butyl-4-trimethylsilanyloxy-phenyl)-2-diethylamino-cyclohepta-2,4,6-trienone

: 112292-35-0
5-(3,5-Di-tert-butyl-4-oxo-cyclohexa-2,5-dienylidene)-cyclohepta-3,6-diene-1,2-dione

Guidance literature:: Multi-step reaction with 2 steps

1: 51 percent / KOH / aq. ethanol / 6 h / Heating

2: DDQ / methanol / 1 h / Ambient temperature

With potassium hydroxide; 2,3-dicyano-5,6-dichloro-p-benzoquinone; In methanol; ethanol;
DOI:10.1016/S0040-4039(00)95797-6