(R)-3-((S,E)-7-(4-methoxybenzyloxy)-6-methylhept-2-enoyl)-4-benzyloxazolidin-2-one

Base Information

• Chemical Name: (R)-3-((S,E)-7-(4-methoxybenzyloxy)-6-methylhept-2-enoyl)-4-benzyloxazolidin-2-one
• CAS No.: 861899-30-1
• Molecular Formula: C₂₆H₃₁NO₅
• Molecular Weight: 437.536
• Mol file: 861899-30-1.mol

Synonyms:(R)-3-((S,E)-7-(4-methoxybenzyloxy)-6-methylhept-2-enoyl)-4-benzyloxazolidin-2-one

Chemical Property of (R)-3-((S,E)-7-(4-methoxybenzyloxy)-6-methylhept-2-enoyl)-4-benzyloxazolidin-2-one

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of (R)-3-((S,E)-7-(4-methoxybenzyloxy)-6-methylhept-2-enoyl)-4-benzyloxazolidin-2-one

There total 8 articles about (R)-3-((S,E)-7-(4-methoxybenzyloxy)-6-methylhept-2-enoyl)-4-benzyloxazolidin-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: 85.0%

(S)-5-(4-methoxybenzyloxy)-4-methylpentanal (861899-24-3) + [2-((R)-4-benzyl-2-oxooxazolidin-3-yl)-2-oxoethyl]phosphonic acid diethyl ester (204587-88-2) → (R)-3-((S,E)-7-(4-methoxybenzyloxy)-6-methylhept-2-enoyl)-4-benzyloxazolidin-2-one (861899-30-1)

Guidance literature:

With N-ethyl-N,N-diisopropylamine; lithium chloride; In acetonitrile; at 20 ℃; for 20h;

DOI:10.1016/j.tetlet.2005.05.004

Reference yield:

(E)-(S)-5-(4-Methoxy-benzyloxy)-4-methyl-pent-2-enoic acid ethyl ester (361543-13-7) → (R)-3-((S,E)-7-(4-methoxybenzyloxy)-6-methylhept-2-enoyl)-4-benzyloxazolidin-2-one (861899-30-1)

Guidance literature:

Multi-step reaction with 3 steps

1: 91 percent / H₂ / Pd/C / methanol / 20 °C

2: diisobutylaluminum hydride / CH₂Cl₂ / 30 h / -78 °C

3: 85 percent / LiCl; DIPEA / acetonitrile / 20 h / 20 °C

With hydrogen; diisobutylaluminium hydride; N-ethyl-N,N-diisopropylamine; lithium chloride; palladium on activated charcoal; In methanol; dichloromethane; acetonitrile;

DOI:10.1016/j.tetlet.2005.05.004

Reference yield:

N-(4-methoxybenzyl)-2,2,2-trichloroacetamide (123558-64-5) → (R)-3-((S,E)-7-(4-methoxybenzyloxy)-6-methylhept-2-enoyl)-4-benzyloxazolidin-2-one (861899-30-1)

Guidance literature:

Multi-step reaction with 6 steps

1: 94 percent / CSA / CH₂Cl₂ / 18 h / 20 °C

2: diisobutylaluminum hydride / toluene / 0.75 h / -90 °C

3: CH₂Cl₂ / 1 h / Heating

4: 91 percent / H₂ / Pd/C / methanol / 20 °C

5: diisobutylaluminum hydride / CH₂Cl₂ / 30 h / -78 °C

6: 85 percent / LiCl; DIPEA / acetonitrile / 20 h / 20 °C

With camphor-10-sulfonic acid; hydrogen; diisobutylaluminium hydride; N-ethyl-N,N-diisopropylamine; lithium chloride; palladium on activated charcoal; In methanol; dichloromethane; toluene; acetonitrile;

DOI:10.1016/j.tetlet.2005.05.004

upstream raw materials:

(S)-5-(4-methoxybenzyloxy)-4-methylpentanal

[2-((R)-4-benzyl-2-oxooxazolidin-3-yl)-2-oxoethyl]phosphonic acid diethyl ester

(E)-(S)-5-(4-Methoxy-benzyloxy)-4-methyl-pent-2-enoic acid ethyl ester

(S)-5-(4-Methoxy-benzyloxy)-4-methyl-pentanoic acid ethyl ester

Downstream raw materials:

(R)-4-benzyl-3-((S,E)-7-hydroxy-6-methylhept-2-enoyl)oxazolidin-2-one

(E)-(S)-7-((R)-4-Benzyl-2-oxo-oxazolidin-3-yl)-2-methyl-7-oxo-hept-5-enal

(R)-4-benzyl-3-((S,2E,7E)-8-iodo-6-methylocta-2,7-dienoyl)oxazolidin-2-one