2-[2-(tert-butyl-dimethyl-silanyloxy)-3-tritylsulfanyl-propyl]-2-isobutyl-malonic acid diallyl ester

Base Information

Chemical Name:2-[2-(tert-butyl-dimethyl-silanyloxy)-3-tritylsulfanyl-propyl]-2-isobutyl-malonic acid diallyl ester
CAS No.:249588-50-9
Molecular Formula:C₄₁H₅₄O₅SSi
Molecular Weight:687.028
Hs Code.:

2-[2-(<i>tert</i>-butyl-dimethyl-silanyloxy)-3-tritylsulfanyl-propyl]-2-isobutyl-malonic acid diallyl ester

Synonyms:2-[2-(tert-butyl-dimethyl-silanyloxy)-3-tritylsulfanyl-propyl]-2-isobutyl-malonic acid diallyl ester

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Chemical Property of 2-[2-(tert-butyl-dimethyl-silanyloxy)-3-tritylsulfanyl-propyl]-2-isobutyl-malonic acid diallyl ester

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Technology Process of 2-[2-(tert-butyl-dimethyl-silanyloxy)-3-tritylsulfanyl-propyl]-2-isobutyl-malonic acid diallyl ester

There total 4 articles about 2-[2-(tert-butyl-dimethyl-silanyloxy)-3-tritylsulfanyl-propyl]-2-isobutyl-malonic acid diallyl ester 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: 89.0%

: 78-77-3
Isobutyl bromide

: 249588-49-6
2-[2-(tert-butyl-dimethyl-silanyloxy)-3-tritylsulfanyl-propyl]-malonic acid diallyl ester

: 249588-50-9
2-[2-(tert-butyl-dimethyl-silanyloxy)-3-tritylsulfanyl-propyl]-2-isobutyl-malonic acid diallyl ester

Guidance literature:: 2-[2-(tert-butyl-dimethyl-silanyloxy)-3-tritylsulfanyl-propyl]-malonic acid diallyl ester; With sodium hydride; In N,N-dimethyl-formamide; at 20 ℃; for 0.5h;

Isobutyl bromide; With potassium iodide; In N,N-dimethyl-formamide; at 50 ℃; for 12h;
DOI:10.1055/s-1999-2858

Reference yield:

: 3695-77-0
triphenylmethanethiol

: 249588-50-9
2-[2-(tert-butyl-dimethyl-silanyloxy)-3-tritylsulfanyl-propyl]-2-isobutyl-malonic acid diallyl ester

Guidance literature:: Multi-step reaction with 4 steps

1.1: 63 percent / KF / methanol / 36 h / 20 °C

2.1: 88 percent / imidazole; DMAP / CH₂Cl₂ / 12 h / 20 °C

3.1: NaH / dimethylformamide / 1 h / 20 °C

3.2: 53 percent / TBAI; imidazole / dimethylformamide / 18 h / 80 °C

4.1: NaH / dimethylformamide / 0.5 h / 20 °C

4.2: 89 percent / KI / dimethylformamide / 12 h / 50 °C

With 1H-imidazole; dmap; potassium fluoride; sodium hydride; In methanol; dichloromethane; N,N-dimethyl-formamide; 1.1: Substitution / 2.1: Substitution / 3.1: Metallation / 3.2: Alkylation / 4.1: Metallation / 4.2: Alkylation;
DOI:10.1055/s-1999-2858

Reference yield:

: 249588-46-3
Toluene-4-sulfonic acid (S)-2-hydroxy-3-tritylsulfanyl-propyl ester

: 249588-50-9
2-[2-(tert-butyl-dimethyl-silanyloxy)-3-tritylsulfanyl-propyl]-2-isobutyl-malonic acid diallyl ester

Guidance literature:: Multi-step reaction with 3 steps

1.1: 88 percent / imidazole; DMAP / CH₂Cl₂ / 12 h / 20 °C

2.1: NaH / dimethylformamide / 1 h / 20 °C

2.2: 53 percent / TBAI; imidazole / dimethylformamide / 18 h / 80 °C

3.1: NaH / dimethylformamide / 0.5 h / 20 °C

3.2: 89 percent / KI / dimethylformamide / 12 h / 50 °C

With 1H-imidazole; dmap; sodium hydride; In dichloromethane; N,N-dimethyl-formamide; 1.1: Substitution / 2.1: Metallation / 2.2: Alkylation / 3.1: Metallation / 3.2: Alkylation;
DOI:10.1055/s-1999-2858