(4R,6S)-6-{2-[Bis-(4-fluoro-3-methyl-phenyl)-methyl]-4,6-dichloro-phenoxymethyl}-4-(tert-butyl-diphenyl-silanyloxy)-tetrahydro-pyran-2-one

Base Information

Chemical Name:(4R,6S)-6-{2-[Bis-(4-fluoro-3-methyl-phenyl)-methyl]-4,6-dichloro-phenoxymethyl}-4-(tert-butyl-diphenyl-silanyloxy)-tetrahydro-pyran-2-one
CAS No.:110705-90-3
Molecular Formula:C₄₃H₄₂Cl₂F₂O₄Si
Molecular Weight:759.792
Hs Code.:

Synonyms:(4R,6S)-6-{2-[Bis-(4-fluoro-3-methyl-phenyl)-methyl]-4,6-dichloro-phenoxymethyl}-4-(tert-butyl-diphenyl-silanyloxy)-tetrahydro-pyran-2-one

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Chemical Property of (4R,6S)-6-{2-[Bis-(4-fluoro-3-methyl-phenyl)-methyl]-4,6-dichloro-phenoxymethyl}-4-(tert-butyl-diphenyl-silanyloxy)-tetrahydro-pyran-2-one

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Technology Process of (4R,6S)-6-{2-[Bis-(4-fluoro-3-methyl-phenyl)-methyl]-4,6-dichloro-phenoxymethyl}-4-(tert-butyl-diphenyl-silanyloxy)-tetrahydro-pyran-2-one

There total 12 articles about (4R,6S)-6-{2-[Bis-(4-fluoro-3-methyl-phenyl)-methyl]-4,6-dichloro-phenoxymethyl}-4-(tert-butyl-diphenyl-silanyloxy)-tetrahydro-pyran-2-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:

: 136007-36-8,136008-21-4
(4R,6S)-6-{2-[Bis-(4-fluoro-3-methyl-phenyl)-methyl]-4,6-dichloro-phenoxymethyl}-4-(tert-butyl-diphenyl-silanyloxy)-tetrahydro-pyran-2-ol

: 110705-90-3
(4R,6S)-6-{2-[Bis-(4-fluoro-3-methyl-phenyl)-methyl]-4,6-dichloro-phenoxymethyl}-4-(tert-butyl-diphenyl-silanyloxy)-tetrahydro-pyran-2-one

Guidance literature:: With pyridine; chromium(VI) oxide; Celite; In dichloromethane; at 20 - 25 ℃; for 1h;
DOI:10.1021/jm00114a004

Reference yield:

: 455-84-5
4-fluoro-3-methylbonzoyl chloride

: 110705-90-3
(4R,6S)-6-{2-[Bis-(4-fluoro-3-methyl-phenyl)-methyl]-4,6-dichloro-phenoxymethyl}-4-(tert-butyl-diphenyl-silanyloxy)-tetrahydro-pyran-2-one

Guidance literature:: Multi-step reaction with 7 steps

1: NaOH / H₂O / 0.5 h

2: AlCl₃ / 2 h / 150 °C

3: tetrahydrofuran

4: H₂, conc. HCl / 10percent Pd/C / acetic acid / 1.5 h / 25 °C / 750.06 Torr

5: K₂CO₃, hydroquinone / dimethylsulfoxide / 3 h / 70 °C

6: glacial acetic acid / tetrahydrofuran / 72 h / Heating

7: CrO₃, pyridine, Celite / CH₂Cl₂ / 1 h / 20 - 25 °C

With pyridine; chromium(VI) oxide; hydrogenchloride; sodium hydroxide; aluminium trichloride; Celite; hydrogen; potassium carbonate; acetic acid; hydroquinone; palladium on activated charcoal; In tetrahydrofuran; dichloromethane; water; acetic acid; dimethyl sulfoxide;
DOI:10.1021/jm00114a004

Reference yield:

: 82297-89-0
(4-fluoro-3-methyl)phenylmagnesium bromide

: 110705-90-3
(4R,6S)-6-{2-[Bis-(4-fluoro-3-methyl-phenyl)-methyl]-4,6-dichloro-phenoxymethyl}-4-(tert-butyl-diphenyl-silanyloxy)-tetrahydro-pyran-2-one

Guidance literature:: Multi-step reaction with 5 steps

1: tetrahydrofuran

2: H₂, conc. HCl / 10percent Pd/C / acetic acid / 1.5 h / 25 °C / 750.06 Torr

3: K₂CO₃, hydroquinone / dimethylsulfoxide / 3 h / 70 °C

4: glacial acetic acid / tetrahydrofuran / 72 h / Heating

5: CrO₃, pyridine, Celite / CH₂Cl₂ / 1 h / 20 - 25 °C

With pyridine; chromium(VI) oxide; hydrogenchloride; Celite; hydrogen; potassium carbonate; acetic acid; hydroquinone; palladium on activated charcoal; In tetrahydrofuran; dichloromethane; acetic acid; dimethyl sulfoxide;
DOI:10.1021/jm00114a004