t-butyl [2-{5-(2-hydroxy-4-methoxybenzoyl)-2-oxopyridin-1(2H)-yl}ethyl]carbamate

Base Information

• Chemical Name: t-butyl [2-{5-(2-hydroxy-4-methoxybenzoyl)-2-oxopyridin-1(2H)-yl}ethyl]carbamate
• CAS No.: 1592003-23-0
• Molecular Formula: C₂₀H₂₄N₂O₆
• Molecular Weight: 388.42
• Mol file: 1592003-23-0.mol

Synonyms:t-butyl [2-{5-(2-hydroxy-4-methoxybenzoyl)-2-oxopyridin-1(2H)-yl}ethyl]carbamate

Chemical Property of t-butyl [2-{5-(2-hydroxy-4-methoxybenzoyl)-2-oxopyridin-1(2H)-yl}ethyl]carbamate

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of t-butyl [2-{5-(2-hydroxy-4-methoxybenzoyl)-2-oxopyridin-1(2H)-yl}ethyl]carbamate

There total 6 articles about t-butyl [2-{5-(2-hydroxy-4-methoxybenzoyl)-2-oxopyridin-1(2H)-yl}ethyl]carbamate 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: 83.0%

N-BOC-1,2-diaminoethane (57260-73-8) + ethyl (2E)-3-(7-methoxy-4-oxo-4H-1-benzopyran-3-yl)acrylate (1402155-26-3) → t-butyl [2-{5-(2-hydroxy-4-methoxybenzoyl)-2-oxopyridin-1(2H)-yl}ethyl]carbamate (1592003-23-0)

Guidance literature:

With triethylamine; In ethanol; Reflux;

DOI:10.1016/j.bioorg.2014.02.001

Reference yield:

(E)-ethyl 3-(7-hydroxy-4-oxo-4H-chromen-3-yl)acrylate → t-butyl [2-{5-(2-hydroxy-4-methoxybenzoyl)-2-oxopyridin-1(2H)-yl}ethyl]carbamate (1592003-23-0)

Guidance literature:

Multi-step reaction with 2 steps

1: potassium carbonate / acetone / 12 h / Reflux

2: triethylamine / ethanol / Reflux

With potassium carbonate; triethylamine; In ethanol; acetone;

DOI:10.1016/j.bioorg.2014.02.001

Reference yield:

7-Acetoxychromone-3-carboxaldehyde (42059-49-4) → t-butyl [2-{5-(2-hydroxy-4-methoxybenzoyl)-2-oxopyridin-1(2H)-yl}ethyl]carbamate (1592003-23-0)

Guidance literature:

Multi-step reaction with 4 steps

1: pyridine / 1.5 h

2: sulfuric acid / 12 h

3: potassium carbonate / acetone / 12 h / Reflux

4: triethylamine / ethanol / Reflux

With pyridine; sulfuric acid; potassium carbonate; triethylamine; In ethanol; acetone; 1: |Knoevenagel Condensation;

DOI:10.1016/j.bioorg.2014.02.001

upstream raw materials:

N-BOC-1,2-diaminoethane

ethyl (2E)-3-(7-methoxy-4-oxo-4H-1-benzopyran-3-yl)acrylate

7-Acetoxychromone-3-carboxaldehyde

acetic acid 4-acetyl-3-hydroxyphenyl ester