[(1R,2R,3R,5S)-5-(tert-Butyl-dimethyl-silanyloxy)-2-[(E)-(R)-4-phenoxy-3-(tetrahydro-pyran-2-yloxy)-but-1-enyl]-3-(tetrahydro-pyran-2-yloxy)-cyclopentyl]-acetic acid methyl ester

Base Information

• Chemical Name: [(1R,2R,3R,5S)-5-(tert-Butyl-dimethyl-silanyloxy)-2-[(E)-(R)-4-phenoxy-3-(tetrahydro-pyran-2-yloxy)-but-1-enyl]-3-(tetrahydro-pyran-2-yloxy)-cyclopentyl]-acetic acid methyl ester
• CAS No.: 99612-13-2
• Molecular Formula: C₃₄H₅₄O₈Si
• Molecular Weight: 618.883

Synonyms:[(1R,2R,3R,5S)-5-(tert-Butyl-dimethyl-silanyloxy)-2-[(E)-(R)-4-phenoxy-3-(tetrahydro-pyran-2-yloxy)-but-1-enyl]-3-(tetrahydro-pyran-2-yloxy)-cyclopentyl]-acetic acid methyl ester

Chemical Property of [(1R,2R,3R,5S)-5-(tert-Butyl-dimethyl-silanyloxy)-2-[(E)-(R)-4-phenoxy-3-(tetrahydro-pyran-2-yloxy)-but-1-enyl]-3-(tetrahydro-pyran-2-yloxy)-cyclopentyl]-acetic acid methyl ester

Chemical Property:

Purity/Quality:

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Technology Process of [(1R,2R,3R,5S)-5-(tert-Butyl-dimethyl-silanyloxy)-2-[(E)-(R)-4-phenoxy-3-(tetrahydro-pyran-2-yloxy)-but-1-enyl]-3-(tetrahydro-pyran-2-yloxy)-cyclopentyl]-acetic acid methyl ester

There total 4 articles about [(1R,2R,3R,5S)-5-(tert-Butyl-dimethyl-silanyloxy)-2-[(E)-(R)-4-phenoxy-3-(tetrahydro-pyran-2-yloxy)-but-1-enyl]-3-(tetrahydro-pyran-2-yloxy)-cyclopentyl]-acetic acid methyl 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: 68.3%

[(1R,2R,3R,5S)-5-(tert-Butyl-dimethyl-silanyloxy)-2-[(E)-(R)-4-phenoxy-3-(tetrahydro-pyran-2-yloxy)-but-1-enyl]-3-(tetrahydro-pyran-2-yloxy)-cyclopentyl]-acetic acid (99612-15-4) + methyl iodide (74-88-4) → [(1R,2R,3R,5S)-5-(tert-Butyl-dimethyl-silanyloxy)-2-[(E)-(R)-4-phenoxy-3-(tetrahydro-pyran-2-yloxy)-but-1-enyl]-3-(tetrahydro-pyran-2-yloxy)-cyclopentyl]-acetic acid methyl ester (99612-13-2)

Guidance literature:

With sodium hydrogencarbonate; In N,N-dimethyl-formamide; at 40 - 43 ℃; for 24h;

DOI:10.1021/jo00068a023

Reference yield:

tert-butyldimethylsilyl chloride (18162-48-6) → [(1R,2R,3R,5S)-5-(tert-Butyl-dimethyl-silanyloxy)-2-[(E)-(R)-4-phenoxy-3-(tetrahydro-pyran-2-yloxy)-but-1-enyl]-3-(tetrahydro-pyran-2-yloxy)-cyclopentyl]-acetic acid methyl ester (99612-13-2)

Guidance literature:

Multi-step reaction with 2 steps

1: imidazole / dimethylformamide / Ambient temperature

2: 68.3 percent / NaHCO₃ / dimethylformamide / 24 h / 40 - 43 °C

With 1H-imidazole; sodium hydrogencarbonate; In N,N-dimethyl-formamide;

DOI:10.1021/jo00068a023

Reference yield:

(3aR,4R,5R,6aS)-Hexahydro-4-<(E)-(3R)-4-phenoxy-3-<(tetrahydro-2H-pyran-2-yl)oxy>-1-butenyl>-5-<(tetrahydro-2H-pyran-2-yl)oxy>-2H-cyclopentafuran-2-one (54347-99-8,63324-35-6,64550-46-5,87302-48-5,150577-45-0) → [(1R,2R,3R,5S)-5-(tert-Butyl-dimethyl-silanyloxy)-2-[(E)-(R)-4-phenoxy-3-(tetrahydro-pyran-2-yloxy)-but-1-enyl]-3-(tetrahydro-pyran-2-yloxy)-cyclopentyl]-acetic acid methyl ester (99612-13-2)

Guidance literature:

Multi-step reaction with 3 steps

1: aq. KOH / tetrahydrofuran / 1 h / Heating

2: imidazole / dimethylformamide / Ambient temperature

3: 68.3 percent / NaHCO₃ / dimethylformamide / 24 h / 40 - 43 °C

With 1H-imidazole; potassium hydroxide; sodium hydrogencarbonate; In tetrahydrofuran; N,N-dimethyl-formamide;

DOI:10.1021/jo00068a023

upstream raw materials:

[(1R,2R,3R,5S)-5-(tert-Butyl-dimethyl-silanyloxy)-2-[(E)-(R)-4-phenoxy-3-(tetrahydro-pyran-2-yloxy)-but-1-enyl]-3-(tetrahydro-pyran-2-yloxy)-cyclopentyl]-acetic acid

methyl iodide

tert-butyldimethylsilyl chloride

(3aR,4R,5R,6aS)-Hexahydro-4-<(E)-(3R)-4-phenoxy-3-<(tetrahydro-2H-pyran-2-yl)oxy>-1-butenyl>-5-<(tetrahydro-2H-pyran-2-yl)oxy>-2H-cyclopentafuran-2-one

Downstream raw materials:

2-[(1R,2R,3R,5S)-5-(tert-Butyl-dimethyl-silanyloxy)-2-[(E)-(R)-4-phenoxy-3-(tetrahydro-pyran-2-yloxy)-but-1-enyl]-3-(tetrahydro-pyran-2-yloxy)-cyclopentyl]-ethanol

(3R)-4-<(1R,2R,3R,5S)-5-<(tert-Butyldimethylsilyl)oxy>-2-<(E)-(3R)-4-phenoxy-3-<(tetrahydro-2H-pyran-2-yl)oxy>-1-butenyl>-3-<(tetrahydro-2H-pyran-2-yl)oxy>cyclopentyl>but-1-yn-3-ol

(3S)-4-<(1R,2R,3R,5S)-5-<(tert-Butyldimethylsilyl)oxy>-2-<(E)-(3R)-4-phenoxy-3-<(tetrahydro-2H-pyran-2-yl)oxy>-1-butenyl>-3-<(tetrahydro-2H-pyran-2-yl)oxy>cyclopentyl>but-1-yn-3-ol

[(1R,2R,3R,5S)-5-(tert-Butyl-dimethyl-silanyloxy)-2-[(E)-(R)-4-phenoxy-3-(tetrahydro-pyran-2-yloxy)-but-1-enyl]-3-(tetrahydro-pyran-2-yloxy)-cyclopentyl]-acetaldehyde

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