2-((2R,3S,6R)-2-Benzyloxymethyl-6-methoxy-4-oxo-tetrahydro-pyran-3-yl)-N,N-dimethyl-acetamide

Base Information

• Chemical Name: 2-((2R,3S,6R)-2-Benzyloxymethyl-6-methoxy-4-oxo-tetrahydro-pyran-3-yl)-N,N-dimethyl-acetamide
• CAS No.: 79440-54-3
• Molecular Formula: C₁₈H₂₅NO₅
• Molecular Weight: 335.4
• Mol file: 79440-54-3.mol

Synonyms:2-((2R,3S,6R)-2-Benzyloxymethyl-6-methoxy-4-oxo-tetrahydro-pyran-3-yl)-N,N-dimethyl-acetamide

Chemical Property of 2-((2R,3S,6R)-2-Benzyloxymethyl-6-methoxy-4-oxo-tetrahydro-pyran-3-yl)-N,N-dimethyl-acetamide

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 2-((2R,3S,6R)-2-Benzyloxymethyl-6-methoxy-4-oxo-tetrahydro-pyran-3-yl)-N,N-dimethyl-acetamide

There total 4 articles about 2-((2R,3S,6R)-2-Benzyloxymethyl-6-methoxy-4-oxo-tetrahydro-pyran-3-yl)-N,N-dimethyl-acetamide 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:

2-((2R,3R,4R,6R)-2-Benzyloxymethyl-4-hydroxy-6-methoxy-tetrahydro-pyran-3-yl)-N,N-dimethyl-acetamide → 2-((2R,3S,6R)-2-Benzyloxymethyl-6-methoxy-4-oxo-tetrahydro-pyran-3-yl)-N,N-dimethyl-acetamide (79440-54-3)

Guidance literature:

With jones reagent; at -10 ℃; Yield given;

DOI:10.1021/ja00411a044

Reference yield:

benzyl bromide (100-39-0) → 2-((2R,3S,6R)-2-Benzyloxymethyl-6-methoxy-4-oxo-tetrahydro-pyran-3-yl)-N,N-dimethyl-acetamide (79440-54-3)

Guidance literature:

Multi-step reaction with 3 steps

1: 65 percent / NaH / hexamethylphosphoric acid triamide / 3 h

2: tetrahydrofuran / 24 h

3: Jones reagent / -10 °C

With jones reagent; sodium hydride; In tetrahydrofuran; N,N,N,N,N,N-hexamethylphosphoric triamide;

DOI:10.1021/ja00411a044

Reference yield:

(3aS,4S,6S,7aS)-4-Hydroxymethyl-6-methoxy-tetrahydro-furo[3,2-c]pyran-2-one (62158-33-2,62210-98-4) → 2-((2R,3S,6R)-2-Benzyloxymethyl-6-methoxy-4-oxo-tetrahydro-pyran-3-yl)-N,N-dimethyl-acetamide (79440-54-3)

Guidance literature:

Multi-step reaction with 3 steps

1: 65 percent / NaH / hexamethylphosphoric acid triamide / 3 h

2: tetrahydrofuran / 24 h

3: Jones reagent / -10 °C

With jones reagent; sodium hydride; In tetrahydrofuran; N,N,N,N,N,N-hexamethylphosphoric triamide;

DOI:10.1021/ja00411a044

upstream raw materials:

benzyl bromide

(3aS,4S,6S,7aS)-4-Hydroxymethyl-6-methoxy-tetrahydro-furo[3,2-c]pyran-2-one

(3aS,4S,6S,7aS)-4-Benzyloxymethyl-6-methoxy-tetrahydro-furo[3,2-c]pyran-2-one

Downstream raw materials:

2-((3R,4R,6R)-2-Benzyloxymethyl-4-hydroxymethyl-6-methoxy-tetrahydro-pyran-3-yl)-N,N-dimethyl-acetamide

2-((2R,3R,6R)-2-Benzyloxymethyl-6-methoxy-4-methylene-tetrahydro-pyran-3-yl)-N,N-dimethyl-acetamide

2-((1S,3S,4S,5S)-3-Benzyloxymethyl-2,7-dioxa-bicyclo[3.2.1]oct-4-yl)-N,N-dimethyl-acetamide