2-(benzoxazol-2-yl)-4,6-bis{[4-(tert-butyl)phenyl]ethynyl}phenyl acetate

Base Information

Chemical Name:2-(benzoxazol-2-yl)-4,6-bis{[4-(tert-butyl)phenyl]ethynyl}phenyl acetate
CAS No.:1491136-88-9
Molecular Formula:C₃₉H₃₅NO₃
Molecular Weight:565.712
Hs Code.:

Synonyms:2-(benzoxazol-2-yl)-4,6-bis{[4-(tert-butyl)phenyl]ethynyl}phenyl acetate

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Chemical Property of 2-(benzoxazol-2-yl)-4,6-bis{[4-(tert-butyl)phenyl]ethynyl}phenyl acetate

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Technology Process of 2-(benzoxazol-2-yl)-4,6-bis{[4-(tert-butyl)phenyl]ethynyl}phenyl acetate

There total 5 articles about 2-(benzoxazol-2-yl)-4,6-bis{[4-(tert-butyl)phenyl]ethynyl}phenyl acetate 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: 74.0%

: 772-38-3
4-tert-Butylphenylacetylene

: 1491136-87-8
2-(benzoxazol-2-yl)-4,6-diiodophenyl acetate

: 1491136-88-9
2-(benzoxazol-2-yl)-4,6-bis{[4-(tert-butyl)phenyl]ethynyl}phenyl acetate

Guidance literature:: With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine; In toluene; at 20 ℃; Inert atmosphere; Schlenk technique;
DOI:10.1002/ejoc.201300616

Reference yield:

: 95-55-6
2-amino-phenol

: 1491136-88-9
2-(benzoxazol-2-yl)-4,6-bis{[4-(tert-butyl)phenyl]ethynyl}phenyl acetate

Guidance literature:: Multi-step reaction with 4 steps

1: ethanol / 1 h / Reflux; Inert atmosphere; Schlenk technique

2: 2,3-dicyano-5,6-dichloro-p-benzoquinone / dichloromethane / 20 °C / Inert atmosphere; Schlenk technique

3: pyridine / dichloromethane / 2 h / 20 °C / Inert atmosphere; Schlenk technique

4: bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine / toluene / 20 °C / Inert atmosphere; Schlenk technique

With pyridine; bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine; 2,3-dicyano-5,6-dichloro-p-benzoquinone; In ethanol; dichloromethane; toluene; 4: |Sonogashira Cross-Coupling;
DOI:10.1002/ejoc.201300616

Reference yield:

: 2631-77-8
3,5-diodosalicylaldehyde

: 1491136-88-9
2-(benzoxazol-2-yl)-4,6-bis{[4-(tert-butyl)phenyl]ethynyl}phenyl acetate

Guidance literature:: Multi-step reaction with 4 steps

1: ethanol / 1 h / Reflux; Inert atmosphere; Schlenk technique

2: 2,3-dicyano-5,6-dichloro-p-benzoquinone / dichloromethane / 20 °C / Inert atmosphere; Schlenk technique

3: pyridine / dichloromethane / 2 h / 20 °C / Inert atmosphere; Schlenk technique

4: bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine / toluene / 20 °C / Inert atmosphere; Schlenk technique

With pyridine; bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine; 2,3-dicyano-5,6-dichloro-p-benzoquinone; In ethanol; dichloromethane; toluene; 4: |Sonogashira Cross-Coupling;
DOI:10.1002/ejoc.201300616