(2S,3S,4S)-2-[(2R,4R,5R)-2-(4-Methoxy-phenyl)-5-methyl-[1,3]dioxan-4-yl]-4-methyl-hexan-3-ol

Base Information

• Chemical Name: (2S,3S,4S)-2-[(2R,4R,5R)-2-(4-Methoxy-phenyl)-5-methyl-[1,3]dioxan-4-yl]-4-methyl-hexan-3-ol
• CAS No.: 478800-43-0
• Molecular Formula: C₁₉H₃₀O₄
• Molecular Weight: 322.445
• Mol file: 478800-43-0.mol

Synonyms:(2S,3S,4S)-2-[(2R,4R,5R)-2-(4-Methoxy-phenyl)-5-methyl-[1,3]dioxan-4-yl]-4-methyl-hexan-3-ol

Chemical Property of (2S,3S,4S)-2-[(2R,4R,5R)-2-(4-Methoxy-phenyl)-5-methyl-[1,3]dioxan-4-yl]-4-methyl-hexan-3-ol

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of (2S,3S,4S)-2-[(2R,4R,5R)-2-(4-Methoxy-phenyl)-5-methyl-[1,3]dioxan-4-yl]-4-methyl-hexan-3-ol

There total 5 articles about (2S,3S,4S)-2-[(2R,4R,5R)-2-(4-Methoxy-phenyl)-5-methyl-[1,3]dioxan-4-yl]-4-methyl-hexan-3-ol 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: 99.0%

[3S,4S,5R,5(2R),5(4R)]-5-{2-(4-methoxyphenyl)-5-methyl[1,3]dioxan-4-yl}-3-methyl-4-(triisopropylsilanyloxy)hexane (478800-10-1) → (2S,3S,4S)-2-[(2R,4R,5R)-2-(4-Methoxy-phenyl)-5-methyl-[1,3]dioxan-4-yl]-4-methyl-hexan-3-ol (478800-43-0)

Guidance literature:

With tetrabutyl ammonium fluoride; In tetrahydrofuran; at 25 ℃; for 66h;

DOI:10.1055/s-2002-34386

Reference yield:

(2R,3R,4R)-4-[(2R,4R,5R)-2-(4-Methoxy-phenyl)-5-methyl-[1,3]dioxan-4-yl]-2-methyl-3-triisopropylsilanyloxy-pentanal (478800-40-7) → (2S,3S,4S)-2-[(2R,4R,5R)-2-(4-Methoxy-phenyl)-5-methyl-[1,3]dioxan-4-yl]-4-methyl-hexan-3-ol (478800-43-0)

Guidance literature:

Multi-step reaction with 3 steps

1.1: BuLi / tetrahydrofuran; hexane / 0.17 h / -15 °C

1.2: 95 percent / tetrahydrofuran; hexane / 16 h / -15 - 25 °C

2.1: 99 percent / H₂ / 10 percent Pd/C / ethyl acetate / 0.75 h / 25 °C

3.1: 99 percent / TBAF / tetrahydrofuran / 66 h / 25 °C

With n-butyllithium; tetrabutyl ammonium fluoride; hydrogen; palladium on activated charcoal; In tetrahydrofuran; hexane; ethyl acetate; 1.2: Wittig reaction;

DOI:10.1055/s-2002-34386

Reference yield:

[3S,4S,5R,5(2R),5(4R)]-5-{2-(4-methoxyphenyl)-5-methyl[1,3]dioxan-4-yl}-3-methyl-4-(triisopropylsilanyloxy)hex-1-ene (478800-09-8) → (2S,3S,4S)-2-[(2R,4R,5R)-2-(4-Methoxy-phenyl)-5-methyl-[1,3]dioxan-4-yl]-4-methyl-hexan-3-ol (478800-43-0)

Guidance literature:

Multi-step reaction with 2 steps

1: 99 percent / H₂ / 10 percent Pd/C / ethyl acetate / 0.75 h / 25 °C

2: 99 percent / TBAF / tetrahydrofuran / 66 h / 25 °C

With tetrabutyl ammonium fluoride; hydrogen; palladium on activated charcoal; In tetrahydrofuran; ethyl acetate;

DOI:10.1055/s-2002-34386

upstream raw materials:

[3S,4S,5R,5(2R),5(4R)]-5-{2-(4-methoxyphenyl)-5-methyl[1,3]dioxan-4-yl}-3-methylhexan-4-one

[3S,4S,5R,5(2R),5(4R)]-5-{2-(4-methoxyphenyl)-5-methyl[1,3]dioxan-4-yl}-3-methyl-4-(triisopropylsilanyloxy)hexane

(2R,3R,4R)-4-[(2R,4R,5R)-2-(4-Methoxy-phenyl)-5-methyl-[1,3]dioxan-4-yl]-2-methyl-3-triisopropylsilanyloxy-pentanal

[3S,4S,5R,5(2R),5(4R)]-5-{2-(4-methoxyphenyl)-5-methyl[1,3]dioxan-4-yl}-3-methyl-4-(triisopropylsilanyloxy)hex-1-ene

Downstream raw materials:

[3S,4S,5R,5(2R),5(4R)]-5-{2-(4-methoxyphenyl)-5-methyl[1,3]dioxan-4-yl}-3-methylhexan-4-one