ethyl (2E)-3-[3-(2-{3-cyano-4-[(1-methylethyl)oxy]phenyl}-1,3-thiazol-5-yl)-2-ethylphenyl]-2-propenoate

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Chemical Name:ethyl (2E)-3-[3-(2-{3-cyano-4-[(1-methylethyl)oxy]phenyl}-1,3-thiazol-5-yl)-2-ethylphenyl]-2-propenoate
CAS No.:1344997-99-4
Molecular Formula:C₂₆H₂₆N₂O₃S
Molecular Weight:446.57
Hs Code.:

Synonyms:ethyl (2E)-3-[3-(2-{3-cyano-4-[(1-methylethyl)oxy]phenyl}-1,3-thiazol-5-yl)-2-ethylphenyl]-2-propenoate

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Chemical Property of ethyl (2E)-3-[3-(2-{3-cyano-4-[(1-methylethyl)oxy]phenyl}-1,3-thiazol-5-yl)-2-ethylphenyl]-2-propenoate

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Technology Process of ethyl (2E)-3-[3-(2-{3-cyano-4-[(1-methylethyl)oxy]phenyl}-1,3-thiazol-5-yl)-2-ethylphenyl]-2-propenoate

There total 11 articles about ethyl (2E)-3-[3-(2-{3-cyano-4-[(1-methylethyl)oxy]phenyl}-1,3-thiazol-5-yl)-2-ethylphenyl]-2-propenoate 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:

: 1260023-91-3
5-[5-(2-ethyl-3-formylphenyl)-1,3-thiazol-2-yl]-2-[(1-methylethyl)oxy]benzonitrile

: 1099-45-2
ethyl (triphenylphosphoranylidene)acetate

: 1344997-99-4
ethyl (2E)-3-[3-(2-{3-cyano-4-[(1-methylethyl)oxy]phenyl}-1,3-thiazol-5-yl)-2-ethylphenyl]-2-propenoate

Guidance literature:: at 80 ℃; for 2h;

Reference yield:

: 108-36-1
1,3-dibromobenzene

: 1344997-99-4
ethyl (2E)-3-[3-(2-{3-cyano-4-[(1-methylethyl)oxy]phenyl}-1,3-thiazol-5-yl)-2-ethylphenyl]-2-propenoate

Guidance literature:: Multi-step reaction with 6 steps

1.1: diisopropylamine; n-butyllithium / hexane; tetrahydrofuran / 4 h / -70 - -65 °C

2.1: n-butyllithium; isopropylmagnesium bromide / hexane; tetrahydrofuran / 1.17 h / 0 °C

2.2: 2 h / -10 - 20 °C

2.3: 0.17 h / 0 °C

3.1: hydrogenchloride / water; tetrahydrofuran / 1 h / 20 °C

4.1: potassium acetate / dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH₂Cl₂ / N,N-dimethyl-formamide / 80 °C

5.1: potassium phosphate / tetrakis(triphenylphosphine) palladium⁽⁰⁾ / N,N-dimethyl-formamide; water / 0.25 h / 120 °C / Inert atmosphere; Microwave irradiation; Sealed vessel

6.1: 2 h / 80 °C

With hydrogenchloride; potassium phosphate; n-butyllithium; isopropylmagnesium bromide; potassium acetate; diisopropylamine; tetrakis(triphenylphosphine) palladium⁽⁰⁾; dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH₂Cl₂; In tetrahydrofuran; hexane; water; N,N-dimethyl-formamide; 5.1: Suzuki Coupling / 6.1: Wittig Reaction;

Reference yield:

: 40530-18-5
5-bromo-2-hydroxybenzonitrile

: 1344997-99-4
ethyl (2E)-3-[3-(2-{3-cyano-4-[(1-methylethyl)oxy]phenyl}-1,3-thiazol-5-yl)-2-ethylphenyl]-2-propenoate

Guidance literature:: Multi-step reaction with 6 steps

1: potassium carbonate / acetonitrile / 48 h / 20 °C

2: potassium acetate / dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH₂Cl₂ / N,N-dimethyl-formamide / 1 h / 120 °C / Inert atmosphere; Microwave irradiation; Sealed vessel

3: caesium carbonate / dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH₂Cl₂ / acetonitrile; water / 1 h / 120 °C / Inert atmosphere; Microwave irradiation; Sealed vessel

4: sodium acetate; bromine; acetic acid / 20 °C

5: potassium phosphate / tetrakis(triphenylphosphine) palladium⁽⁰⁾ / N,N-dimethyl-formamide; water / 0.25 h / 120 °C / Inert atmosphere; Microwave irradiation; Sealed vessel

6: 2 h / 80 °C

With potassium phosphate; bromine; potassium acetate; sodium acetate; potassium carbonate; caesium carbonate; acetic acid; tetrakis(triphenylphosphine) palladium⁽⁰⁾; dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH₂Cl₂; In water; N,N-dimethyl-formamide; acetonitrile; 3: Suzuki Coupling / 5: Suzuki Coupling / 6: Wittig Reaction;