4-(tert-Butyl-dimethyl-silanyloxy)-1-[3-chloro-1-(toluene-4-sulfonyl)-1H-pyrrol-2-yl]-3,3-dimethoxy-butan-1-one

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Chemical Name:4-(tert-Butyl-dimethyl-silanyloxy)-1-[3-chloro-1-(toluene-4-sulfonyl)-1H-pyrrol-2-yl]-3,3-dimethoxy-butan-1-one
CAS No.:204187-89-3
Molecular Formula:C₂₃H₃₄ClNO₆SSi
Molecular Weight:516.131
Hs Code.:

Synonyms:4-(tert-Butyl-dimethyl-silanyloxy)-1-[3-chloro-1-(toluene-4-sulfonyl)-1H-pyrrol-2-yl]-3,3-dimethoxy-butan-1-one

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Chemical Property of 4-(tert-Butyl-dimethyl-silanyloxy)-1-[3-chloro-1-(toluene-4-sulfonyl)-1H-pyrrol-2-yl]-3,3-dimethoxy-butan-1-one

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Technology Process of 4-(tert-Butyl-dimethyl-silanyloxy)-1-[3-chloro-1-(toluene-4-sulfonyl)-1H-pyrrol-2-yl]-3,3-dimethoxy-butan-1-one

There total 5 articles about 4-(tert-Butyl-dimethyl-silanyloxy)-1-[3-chloro-1-(toluene-4-sulfonyl)-1H-pyrrol-2-yl]-3,3-dimethoxy-butan-1-one 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:

: 69556-70-3
4-methoxy-5H-furan-2-one

: 204187-89-3
4-(tert-Butyl-dimethyl-silanyloxy)-1-[3-chloro-1-(toluene-4-sulfonyl)-1H-pyrrol-2-yl]-3,3-dimethoxy-butan-1-one

Guidance literature:: Multi-step reaction with 5 steps

1: NaOH / 16 h / Heating

2: imidazole / dimethylformamide / 72 h / Ambient temperature

3: aq. K₂CO₃ / methanol; tetrahydrofuran / 0.5 h / Ambient temperature

4: 1-N,N-(dimethylamino)-1-chloro-2-methyl-1-propene / CH₂Cl₂ / 1.5 h / Ambient temperature

5: 1.) n-BuLi, 2.) ZnCl₂, 3.) Pd(PPh₃)4

With 1H-imidazole; sodium hydroxide; tetrakis(triphenylphosphine) palladium⁽⁰⁾; n-butyllithium; 1-chloro-1-(dimethylamino)-2-methyl-1-propene; potassium carbonate; zinc(II) chloride; In tetrahydrofuran; methanol; dichloromethane; N,N-dimethyl-formamide;
DOI:10.1021/ja973846k

Reference yield:

: 4-Hydroxy-3,3-dimethoxy-butyric acid

: 204187-89-3
4-(tert-Butyl-dimethyl-silanyloxy)-1-[3-chloro-1-(toluene-4-sulfonyl)-1H-pyrrol-2-yl]-3,3-dimethoxy-butan-1-one

Guidance literature:: Multi-step reaction with 4 steps

1: imidazole / dimethylformamide / 72 h / Ambient temperature

2: aq. K₂CO₃ / methanol; tetrahydrofuran / 0.5 h / Ambient temperature

3: 1-N,N-(dimethylamino)-1-chloro-2-methyl-1-propene / CH₂Cl₂ / 1.5 h / Ambient temperature

4: 1.) n-BuLi, 2.) ZnCl₂, 3.) Pd(PPh₃)4

With 1H-imidazole; tetrakis(triphenylphosphine) palladium⁽⁰⁾; n-butyllithium; 1-chloro-1-(dimethylamino)-2-methyl-1-propene; potassium carbonate; zinc(II) chloride; In tetrahydrofuran; methanol; dichloromethane; N,N-dimethyl-formamide;
DOI:10.1021/ja973846k

Reference yield:

: 204187-86-0
4-[(tert-butyldimethylsilyl)oxy]-3,3-dimethoxybutanoic acid

: 204187-89-3
4-(tert-Butyl-dimethyl-silanyloxy)-1-[3-chloro-1-(toluene-4-sulfonyl)-1H-pyrrol-2-yl]-3,3-dimethoxy-butan-1-one

Guidance literature:: Multi-step reaction with 2 steps

1: 1-N,N-(dimethylamino)-1-chloro-2-methyl-1-propene / CH₂Cl₂ / 1.5 h / Ambient temperature

2: 1.) n-BuLi, 2.) ZnCl₂, 3.) Pd(PPh₃)4

With tetrakis(triphenylphosphine) palladium⁽⁰⁾; n-butyllithium; 1-chloro-1-(dimethylamino)-2-methyl-1-propene; zinc(II) chloride; In dichloromethane;
DOI:10.1021/ja973846k