ethyl 1-{(2S)-2-[(S)-(3,5-dimethoxy-4-methylphenyl){[dimethyl(2-methyl-2-propanyl)silyl]oxy}methyl]-5-phenylpentyl}-1H-pyrazole-4-carboxylate

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Chemical Name:ethyl 1-{(2S)-2-[(S)-(3,5-dimethoxy-4-methylphenyl){[dimethyl(2-methyl-2-propanyl)silyl]oxy}methyl]-5-phenylpentyl}-1H-pyrazole-4-carboxylate
CAS No.:856691-62-8
Molecular Formula:C₃₃H₄₈N₂O₅Si
Molecular Weight:580.84
Hs Code.:

Synonyms:ethyl 1-{(2S)-2-[(S)-(3,5-dimethoxy-4-methylphenyl){[dimethyl(2-methyl-2-propanyl)silyl]oxy}methyl]-5-phenylpentyl}-1H-pyrazole-4-carboxylate

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Chemical Property of ethyl 1-{(2S)-2-[(S)-(3,5-dimethoxy-4-methylphenyl){[dimethyl(2-methyl-2-propanyl)silyl]oxy}methyl]-5-phenylpentyl}-1H-pyrazole-4-carboxylate

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Technology Process of ethyl 1-{(2S)-2-[(S)-(3,5-dimethoxy-4-methylphenyl){[dimethyl(2-methyl-2-propanyl)silyl]oxy}methyl]-5-phenylpentyl}-1H-pyrazole-4-carboxylate

There total 8 articles about ethyl 1-{(2S)-2-[(S)-(3,5-dimethoxy-4-methylphenyl){[dimethyl(2-methyl-2-propanyl)silyl]oxy}methyl]-5-phenylpentyl}-1H-pyrazole-4-carboxylate 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: 90.0%

: 37622-90-5
4-ethoxycarbonylpyrazole

: 856687-75-7
{[(1S,2R)-1-(3,5-dimethoxy-4-methylphenyl)-2-(iodomethyl)-5-phenylpentyl]oxy}(dimethyl)(2-methyl-2-propanyl)silane

: 856691-62-8
ethyl 1-{(2S)-2-[(S)-(3,5-dimethoxy-4-methylphenyl){[dimethyl(2-methyl-2-propanyl)silyl]oxy}methyl]-5-phenylpentyl}-1H-pyrazole-4-carboxylate

Guidance literature:: With potassium carbonate; In N,N-dimethyl-formamide; at 60 ℃; for 2h;
DOI:10.1021/acsmedchemlett.7b00383

Reference yield:

: 1011-27-4
3,5-dimethoxy-4-methylbenzaldehyde

: 856691-62-8
ethyl 1-{(2S)-2-[(S)-(3,5-dimethoxy-4-methylphenyl){[dimethyl(2-methyl-2-propanyl)silyl]oxy}methyl]-5-phenylpentyl}-1H-pyrazole-4-carboxylate

Guidance literature:: Multi-step reaction with 6 steps

1.1: triethylamine; chloro-trimethyl-silane; magnesium chloride / ethyl acetate / 20 °C

1.2: 0.08 h

2.1: 2,6-dimethylpyridine / dichloromethane / 2 h / 0 °C

3.1: lithium borohydride / tetrahydrofuran; water / 3 h / 0 - 20 °C / Inert atmosphere

4.1: triethylamine / tetrahydrofuran / 0.25 h / 0 - 20 °C

5.1: sodium iodide / acetone / 3 h / 90 °C

6.1: potassium carbonate / N,N-dimethyl-formamide / 2 h / 60 °C

With 2,6-dimethylpyridine; lithium borohydride; chloro-trimethyl-silane; potassium carbonate; triethylamine; sodium iodide; magnesium chloride; In tetrahydrofuran; dichloromethane; water; ethyl acetate; N,N-dimethyl-formamide; acetone;
DOI:10.1021/acsmedchemlett.7b00383

Reference yield:

: 161725-13-9
(4S)-4-benzyl-3-(5-phenylpentanoyl)-1,3-oxazolidin-2-one

: 856691-62-8
ethyl 1-{(2S)-2-[(S)-(3,5-dimethoxy-4-methylphenyl){[dimethyl(2-methyl-2-propanyl)silyl]oxy}methyl]-5-phenylpentyl}-1H-pyrazole-4-carboxylate

Guidance literature:: Multi-step reaction with 6 steps

1.1: triethylamine; chloro-trimethyl-silane; magnesium chloride / ethyl acetate / 20 °C

1.2: 0.08 h

2.1: 2,6-dimethylpyridine / dichloromethane / 2 h / 0 °C

3.1: lithium borohydride / tetrahydrofuran; water / 3 h / 0 - 20 °C / Inert atmosphere

4.1: triethylamine / tetrahydrofuran / 0.25 h / 0 - 20 °C

5.1: sodium iodide / acetone / 3 h / 90 °C

6.1: potassium carbonate / N,N-dimethyl-formamide / 2 h / 60 °C

With 2,6-dimethylpyridine; lithium borohydride; chloro-trimethyl-silane; potassium carbonate; triethylamine; sodium iodide; magnesium chloride; In tetrahydrofuran; dichloromethane; water; ethyl acetate; N,N-dimethyl-formamide; acetone;
DOI:10.1021/acsmedchemlett.7b00383