4,8-bis[3,5-di(2-ethylhexyloxy)phenylethynyl]-2,6-bis[3-(2-ethylhexyl)thien-2-yl]benzo[1,2-d:4,5-d']bisoxazole

Base Information

Chemical Name:4,8-bis[3,5-di(2-ethylhexyloxy)phenylethynyl]-2,6-bis[3-(2-ethylhexyl)thien-2-yl]benzo[1,2-d:4,5-d']bisoxazole
CAS No.:1610016-29-9
Molecular Formula:C₈₀H₁₁₂N₂O₆S₂
Molecular Weight:1261.91
Hs Code.:

Synonyms:4,8-bis[3,5-di(2-ethylhexyloxy)phenylethynyl]-2,6-bis[3-(2-ethylhexyl)thien-2-yl]benzo[1,2-d:4,5-d']bisoxazole

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Chemical Property of 4,8-bis[3,5-di(2-ethylhexyloxy)phenylethynyl]-2,6-bis[3-(2-ethylhexyl)thien-2-yl]benzo[1,2-d:4,5-d']bisoxazole

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Technology Process of 4,8-bis[3,5-di(2-ethylhexyloxy)phenylethynyl]-2,6-bis[3-(2-ethylhexyl)thien-2-yl]benzo[1,2-d:4,5-d']bisoxazole

There total 3 articles about 4,8-bis[3,5-di(2-ethylhexyloxy)phenylethynyl]-2,6-bis[3-(2-ethylhexyl)thien-2-yl]benzo[1,2-d:4,5-d']bisoxazole 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:

: 303734-52-3
2-bromo-3-(2-ethylhexyl)-thiophene

: 1610016-29-9
4,8-bis[3,5-di(2-ethylhexyloxy)phenylethynyl]-2,6-bis[3-(2-ethylhexyl)thien-2-yl]benzo[1,2-d:4,5-d']bisoxazole

Guidance literature:: Multi-step reaction with 3 steps

1.1: isopropylmagnesium chloride / diethyl ether / 24 h / Inert atmosphere; Schlenk technique; Reflux

1.2: 12 h / Inert atmosphere; Schlenk technique; Reflux

2.1: ytterbium(III) triflate / tetrahydrofuran; N,N-dimethyl acetamide / 55 °C / Inert atmosphere; Schlenk technique

3.1: copper(l) iodide; diisopropylamine; bis-triphenylphosphine-palladium(II) chloride / tetrahydrofuran / 48 h / Inert atmosphere; Schlenk technique; Reflux

With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; isopropylmagnesium chloride; diisopropylamine; ytterbium(III) triflate; In tetrahydrofuran; diethyl ether; N,N-dimethyl acetamide; 3.1: |Sonogashira Cross-Coupling;
DOI:10.1071/CH13528

Reference yield:

: 1119721-31-1
3,5-di(2-ethylhexyloxy)benzaldehyde

: 1610016-29-9
4,8-bis[3,5-di(2-ethylhexyloxy)phenylethynyl]-2,6-bis[3-(2-ethylhexyl)thien-2-yl]benzo[1,2-d:4,5-d']bisoxazole

Guidance literature:: Multi-step reaction with 2 steps

1.1: triphenylphosphine / dichloromethane / 0 - 20 °C / Inert atmosphere; Schlenk technique

1.2: -78 - 20 °C / Inert atmosphere; Schlenk technique

1.3: 20 °C / Inert atmosphere; Schlenk technique

2.1: copper(l) iodide; diisopropylamine; bis-triphenylphosphine-palladium(II) chloride / tetrahydrofuran / 48 h / Inert atmosphere; Schlenk technique; Reflux

With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; diisopropylamine; triphenylphosphine; In tetrahydrofuran; dichloromethane; 1.1: |Corey-Fuchs Alkyne Synthesis / 1.2: |Corey-Fuchs Alkyne Synthesis / 1.3: |Corey-Fuchs Alkyne Synthesis / 2.1: |Sonogashira Cross-Coupling;
DOI:10.1071/CH13528

Reference yield:

: 1610016-25-5
3-(2-ethylhexyl)-2-(triethoxymethyl)thiophene

: 1610016-29-9
4,8-bis[3,5-di(2-ethylhexyloxy)phenylethynyl]-2,6-bis[3-(2-ethylhexyl)thien-2-yl]benzo[1,2-d:4,5-d']bisoxazole

Guidance literature:: Multi-step reaction with 2 steps

1: ytterbium(III) triflate / tetrahydrofuran; N,N-dimethyl acetamide / 55 °C / Inert atmosphere; Schlenk technique

2: copper(l) iodide; diisopropylamine; bis-triphenylphosphine-palladium(II) chloride / tetrahydrofuran / 48 h / Inert atmosphere; Schlenk technique; Reflux

With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; diisopropylamine; ytterbium(III) triflate; In tetrahydrofuran; N,N-dimethyl acetamide; 2: |Sonogashira Cross-Coupling;
DOI:10.1071/CH13528