3-{2-ethyl-3-[(E)-2-(methyloxy)ethenyl]phenyl}-5-[4-[(1-methylethyl)oxy]-3-(trifluoromethyl)phenyl]-1,2,4-thiadiazole

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Chemical Name:3-{2-ethyl-3-[(E)-2-(methyloxy)ethenyl]phenyl}-5-[4-[(1-methylethyl)oxy]-3-(trifluoromethyl)phenyl]-1,2,4-thiadiazole
CAS No.:1344997-56-3
Molecular Formula:C₂₃H₂₃F₃N₂O₂S
Molecular Weight:448.509
Hs Code.:

Synonyms:3-{2-ethyl-3-[(E)-2-(methyloxy)ethenyl]phenyl}-5-[4-[(1-methylethyl)oxy]-3-(trifluoromethyl)phenyl]-1,2,4-thiadiazole

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Chemical Property of 3-{2-ethyl-3-[(E)-2-(methyloxy)ethenyl]phenyl}-5-[4-[(1-methylethyl)oxy]-3-(trifluoromethyl)phenyl]-1,2,4-thiadiazole

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Technology Process of 3-{2-ethyl-3-[(E)-2-(methyloxy)ethenyl]phenyl}-5-[4-[(1-methylethyl)oxy]-3-(trifluoromethyl)phenyl]-1,2,4-thiadiazole

There total 5 articles about 3-{2-ethyl-3-[(E)-2-(methyloxy)ethenyl]phenyl}-5-[4-[(1-methylethyl)oxy]-3-(trifluoromethyl)phenyl]-1,2,4-thiadiazole 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:

: 1260024-46-1
2-{2-ethyl-3-[(E)-2-(methyloxy)ethenyl]phenyl}-4,4,5,5-tetramethyl-1,3,2-dioxaborolane

: 1344997-53-0
3-bromo-5-(4-isopropoxy-3-(trifluoromethyl)phenyl)-1,2,4-thiadiazole

: 1344997-56-3
3-{2-ethyl-3-[(E)-2-(methyloxy)ethenyl]phenyl}-5-[4-[(1-methylethyl)oxy]-3-(trifluoromethyl)phenyl]-1,2,4-thiadiazole

Guidance literature:: With potassium phosphate; tetrakis(triphenylphosphine) palladium⁽⁰⁾; In water; N,N-dimethyl-formamide; at 120 ℃; for 0.166667h; Microwave irradiation; Sealed vessel; Inert atmosphere;

Reference yield:

: 1334607-79-2
4,4,5,5-tetramethyl-2-[4-[(1-methylethyl)oxy]-3-(trifluoromethyl)phenyl]-1,3,2-dioxaborolane

: 1344997-56-3
3-{2-ethyl-3-[(E)-2-(methyloxy)ethenyl]phenyl}-5-[4-[(1-methylethyl)oxy]-3-(trifluoromethyl)phenyl]-1,2,4-thiadiazole

Guidance literature:: Multi-step reaction with 2 steps

1: potassium phosphate / dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH₂Cl₂ / N,N-dimethyl-formamide; water / 1 h / 80 °C / Inert atmosphere; Microwave irradiation; Sealed vessel

2: potassium phosphate / tetrakis(triphenylphosphine) palladium⁽⁰⁾ / N,N-dimethyl-formamide; water / 0.17 h / 120 °C / Microwave irradiation; Sealed vessel; Inert atmosphere

With potassium phosphate; tetrakis(triphenylphosphine) palladium⁽⁰⁾; dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH₂Cl₂; In water; N,N-dimethyl-formamide; 1: Suzuki Coupling / 2: Suzuki Coupling;

Reference yield:

: 393-37-3
5-bromo-2-fluorobenzotrifluoride

: 1344997-56-3
3-{2-ethyl-3-[(E)-2-(methyloxy)ethenyl]phenyl}-5-[4-[(1-methylethyl)oxy]-3-(trifluoromethyl)phenyl]-1,2,4-thiadiazole

Guidance literature:: Multi-step reaction with 4 steps

1.1: potassium tert-butylate / tetrahydrofuran / 0.17 h / 50 °C / Inert atmosphere

1.2: 50 °C

2.1: n-butyllithium / tetrahydrofuran / 0.5 h / -78 - -60 °C / Inert atmosphere

2.2: -60 - 20 °C

2.3: 20 °C

3.1: potassium phosphate / dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH₂Cl₂ / N,N-dimethyl-formamide; water / 1 h / 80 °C / Inert atmosphere; Sealed; microwave irradiation

4.1: potassium phosphate / tetrakis(triphenylphosphine) palladium⁽⁰⁾ / N,N-dimethyl-formamide; water / 0.17 h / 120 °C / Inert atmosphere; Sealed; microwave irradiation

With potassium phosphate; n-butyllithium; potassium tert-butylate; tetrakis(triphenylphosphine) palladium⁽⁰⁾; dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH₂Cl₂; In tetrahydrofuran; water; N,N-dimethyl-formamide;