2-[[1,3]dioxolan-2-yl(phenylselenyl)methyl]-3,3-dimethyl-4,4-dioxo-4-thia-1-azabicyclo[3.2.0]heptan-7-one

Base Information

• Chemical Name: 2-[[1,3]dioxolan-2-yl(phenylselenyl)methyl]-3,3-dimethyl-4,4-dioxo-4-thia-1-azabicyclo[3.2.0]heptan-7-one
• CAS No.: 854139-75-6
• Molecular Formula: C₁₇H₂₁NO₅SSe
• Molecular Weight: 430.383
• Mol file: 854139-75-6.mol

Synonyms:2-[[1,3]dioxolan-2-yl(phenylselenyl)methyl]-3,3-dimethyl-4,4-dioxo-4-thia-1-azabicyclo[3.2.0]heptan-7-one

Chemical Property of 2-[[1,3]dioxolan-2-yl(phenylselenyl)methyl]-3,3-dimethyl-4,4-dioxo-4-thia-1-azabicyclo[3.2.0]heptan-7-one

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 2-[[1,3]dioxolan-2-yl(phenylselenyl)methyl]-3,3-dimethyl-4,4-dioxo-4-thia-1-azabicyclo[3.2.0]heptan-7-one

There total 10 articles about 2-[[1,3]dioxolan-2-yl(phenylselenyl)methyl]-3,3-dimethyl-4,4-dioxo-4-thia-1-azabicyclo[3.2.0]heptan-7-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: 80.0%

(3,3-dimethyl-4,4,7-trioxo-4-thia-1-azabicyclo[3.2.0]hept-2-yl)phenylselenylacetaldehyde (854139-74-5) + ethylene glycol (107-21-1) → 2-[[1,3]dioxolan-2-yl(phenylselenyl)methyl]-3,3-dimethyl-4,4-dioxo-4-thia-1-azabicyclo[3.2.0]heptan-7-one (854139-75-6)

Guidance literature:

With toluene-4-sulfonic acid; In benzene; for 3.5h; Heating;

DOI:10.1021/jo050004s

Reference yield:

(3,3-dimethyl-4,4,7-trioxo-4-thia-1-azabicyclo[3.2.0]hept-2-yl)acetaldehyde (854139-72-3) → 2-[[1,3]dioxolan-2-yl(phenylselenyl)methyl]-3,3-dimethyl-4,4-dioxo-4-thia-1-azabicyclo[3.2.0]heptan-7-one (854139-75-6)

Guidance literature:

Multi-step reaction with 3 steps

1: 91 percent / Et₃N / CH₂Cl₂ / 0.67 h / 0 °C

2: 32 percent / CH₂Cl₂; tetrahydrofuran / 0.67 h / 40 °C

3: 80 percent / p-TsOH / benzene / 3.5 h / Heating

With toluene-4-sulfonic acid; triethylamine; In tetrahydrofuran; dichloromethane; benzene;

DOI:10.1021/jo050004s

Reference yield:

2-(2'-hydroxyethyl)-3,3-dimethyl-4,4-dioxo-4-thia-1-azabicyclo[3.2.0]heptan-7-one (854139-71-2) → 2-[[1,3]dioxolan-2-yl(phenylselenyl)methyl]-3,3-dimethyl-4,4-dioxo-4-thia-1-azabicyclo[3.2.0]heptan-7-one (854139-75-6)

Guidance literature:

Multi-step reaction with 4 steps

1: 88 percent / Dess-Martin periodinane; NaHCO₃ / CH₂Cl₂ / 3 h

2: 91 percent / Et₃N / CH₂Cl₂ / 0.67 h / 0 °C

3: 32 percent / CH₂Cl₂; tetrahydrofuran / 0.67 h / 40 °C

4: 80 percent / p-TsOH / benzene / 3.5 h / Heating

With sodium hydrogencarbonate; Dess-Martin periodane; toluene-4-sulfonic acid; triethylamine; In tetrahydrofuran; dichloromethane; benzene;

DOI:10.1021/jo050004s

upstream raw materials:

(3,3-dimethyl-4,4,7-trioxo-4-thia-1-azabicyclo[3.2.0]hept-2-yl)phenylselenylacetaldehyde

ethylene glycol

(3,3-dimethyl-4,4,7-trioxo-4-thia-1-azabicyclo[3.2.0]hept-2-yl)acetaldehyde

2-(2'-hydroxyethyl)-3,3-dimethyl-4,4-dioxo-4-thia-1-azabicyclo[3.2.0]heptan-7-one