4-<(3,5-di-tert-butyl-4-hydroxyphenyl)(3,5-di-tert-butyl-4-oxocyclohexa-2,5-dienylidene)methyl>-4'-<(2,2,6,6-tetramethylpiperidin-1-yloxy-4-yl)(carbonyloxy)>biphenyl

Base Information

Chemical Name:4-<(3,5-di-tert-butyl-4-hydroxyphenyl)(3,5-di-tert-butyl-4-oxocyclohexa-2,5-dienylidene)methyl>-4'-<(2,2,6,6-tetramethylpiperidin-1-yloxy-4-yl)(carbonyloxy)>biphenyl
CAS No.:81769-87-1
Molecular Formula:C₅₁H₆₆NO₅
Molecular Weight:773.089
Hs Code.:

4-<(3,5-di-tert-butyl-4-hydroxyphenyl)(3,5-di-tert-butyl-4-oxocyclohexa-2,5-dienylidene)methyl>-4'-<(2,2,6,6-tetramethylpiperidin-1-yloxy-4-yl)(carbonyloxy)>biphenyl

Synonyms:4-<(3,5-di-tert-butyl-4-hydroxyphenyl)(3,5-di-tert-butyl-4-oxocyclohexa-2,5-dienylidene)methyl>-4'-<(2,2,6,6-tetramethylpiperidin-1-yloxy-4-yl)(carbonyloxy)>biphenyl

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Chemical Property of 4-<(3,5-di-tert-butyl-4-hydroxyphenyl)(3,5-di-tert-butyl-4-oxocyclohexa-2,5-dienylidene)methyl>-4'-<(2,2,6,6-tetramethylpiperidin-1-yloxy-4-yl)(carbonyloxy)>biphenyl

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Technology Process of 4-<(3,5-di-tert-butyl-4-hydroxyphenyl)(3,5-di-tert-butyl-4-oxocyclohexa-2,5-dienylidene)methyl>-4'-<(2,2,6,6-tetramethylpiperidin-1-yloxy-4-yl)(carbonyloxy)>biphenyl

There total 4 articles about 4-<(3,5-di-tert-butyl-4-hydroxyphenyl)(3,5-di-tert-butyl-4-oxocyclohexa-2,5-dienylidene)methyl>-4'-<(2,2,6,6-tetramethylpiperidin-1-yloxy-4-yl)(carbonyloxy)>biphenyl 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: 12.0%

: 4-(chlorocarbonyl)-2,2,6,6-tetramethylpiperidin-1-yloxy

: 81769-83-7
4-<(3,5-di-tert-butyl-4-hydroxyphenyl)(3,5-di-tert-butyl-4-oxocyclohexa-2,5-dienylidene)methyl>-4'-hydroxybiphenyl

: 81769-87-1
4-<(3,5-di-tert-butyl-4-hydroxyphenyl)(3,5-di-tert-butyl-4-oxocyclohexa-2,5-dienylidene)methyl>-4'-<(2,2,6,6-tetramethylpiperidin-1-yloxy-4-yl)(carbonyloxy)>biphenyl

Guidance literature:: With pyridine; for 2h; Ambient temperature;
DOI:10.1021/ja00378a013

Reference yield:

: 58574-03-1
4'-Hydroxybiphenyl-4-carboxylic acid

: 81769-87-1
4-<(3,5-di-tert-butyl-4-hydroxyphenyl)(3,5-di-tert-butyl-4-oxocyclohexa-2,5-dienylidene)methyl>-4'-<(2,2,6,6-tetramethylpiperidin-1-yloxy-4-yl)(carbonyloxy)>biphenyl

Guidance literature:: Multi-step reaction with 3 steps

1: triethylamine / toluene

2: 1.) n-butyllithium, 1,2-bis(dimethylamino)ethane, 2.) HCl / 1.) toluene, n-hexane, 0 deg C, 2.) CH₃OH

3: 12 percent / pyridine / 2 h / Ambient temperature

With pyridine; hydrogenchloride; n-butyllithium; N,N,N,N,-tetramethylethylenediamine; triethylamine; In toluene;
DOI:10.1021/ja00378a013

Reference yield:

: 129459-07-0
C₁₉H₂₆O₃Si₂

: 81769-87-1
4-<(3,5-di-tert-butyl-4-hydroxyphenyl)(3,5-di-tert-butyl-4-oxocyclohexa-2,5-dienylidene)methyl>-4'-<(2,2,6,6-tetramethylpiperidin-1-yloxy-4-yl)(carbonyloxy)>biphenyl

Guidance literature:: Multi-step reaction with 2 steps

1: 1.) n-butyllithium, 1,2-bis(dimethylamino)ethane, 2.) HCl / 1.) toluene, n-hexane, 0 deg C, 2.) CH₃OH

2: 12 percent / pyridine / 2 h / Ambient temperature

With pyridine; hydrogenchloride; n-butyllithium; N,N,N,N,-tetramethylethylenediamine;
DOI:10.1021/ja00378a013