(R)-3-Formyl-5,5,8-trioxo-7-[1-pyridin-2-yl-meth-(Z)-ylidene]-5λ⁶-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid benzhydryl ester

Base Information

• Chemical Name: (R)-3-Formyl-5,5,8-trioxo-7-[1-pyridin-2-yl-meth-(Z)-ylidene]-5λ⁶-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid benzhydryl ester
• CAS No.: 460739-53-1
• Molecular Formula: C₂₇H₂₀N₂O₆S
• Molecular Weight: 500.532
• Mol file: 460739-53-1.mol

Synonyms:(R)-3-Formyl-5,5,8-trioxo-7-[1-pyridin-2-yl-meth-(Z)-ylidene]-5λ⁶-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid benzhydryl ester

Chemical Property of (R)-3-Formyl-5,5,8-trioxo-7-[1-pyridin-2-yl-meth-(Z)-ylidene]-5λ⁶-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid benzhydryl ester

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of (R)-3-Formyl-5,5,8-trioxo-7-[1-pyridin-2-yl-meth-(Z)-ylidene]-5λ⁶-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid benzhydryl ester

There total 2 articles about (R)-3-Formyl-5,5,8-trioxo-7-[1-pyridin-2-yl-meth-(Z)-ylidene]-5λ⁶-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid benzhydryl ester 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: 72.0%

(R)-3-Allyloxycarbonyloxymethyl-5,5,8-trioxo-7-[1-pyridin-2-yl-meth-(Z)-ylidene]-5λ6-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid benzhydryl ester (460739-52-0) → (R)-3-Formyl-5,5,8-trioxo-7-[1-pyridin-2-yl-meth-(Z)-ylidene]-5λ6-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid benzhydryl ester (460739-53-1)

Guidance literature:

(R)-3-Allyloxycarbonyloxymethyl-5,5,8-trioxo-7-[1-pyridin-2-yl-meth-(Z)-ylidene]-5λ⁶-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid benzhydryl ester; With tri-n-butyl-tin hydride; acetic acid; palladium; In dichloromethane;

With sodium hydrogencarbonate; Dess-Martin periodane; In dichloromethane;

DOI:10.1016/S0960-894X(02)00205-6

Reference yield:

(R)-3-Allyloxycarbonyloxymethyl-8-oxo-7-[1-pyridin-2-yl-meth-(Z)-ylidene]-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid benzhydryl ester → (R)-3-Formyl-5,5,8-trioxo-7-[1-pyridin-2-yl-meth-(Z)-ylidene]-5λ6-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid benzhydryl ester (460739-53-1)

Guidance literature:

Multi-step reaction with 2 steps

1.1: mCPBA

2.1: Bu₃SnH; AcOH / Pd / CH₂Cl₂

2.2: 72 percent / NaHCO₃; Dess-Martin reagent / CH₂Cl₂

With tri-n-butyl-tin hydride; acetic acid; 3-chloro-benzenecarboperoxoic acid; palladium; In dichloromethane;

DOI:10.1016/S0960-894X(02)00205-6

Reference yield: 78.0%

(R)-3-Formyl-5,5,8-trioxo-7-[1-pyridin-2-yl-meth-(Z)-ylidene]-5λ6-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid benzhydryl ester (460739-53-1) → (R)-5,5,8-Trioxo-7-[1-pyridin-2-yl-meth-(Z)-ylidene]-5λ6-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2,3-dicarboxylic acid 2-benzhydryl ester (460739-50-8)

Guidance literature:

With sodium chlorite; aminosulfonic acid; In methanol; water;

DOI:10.1016/S0960-894X(02)00205-6

upstream raw materials:

(R)-3-Allyloxycarbonyloxymethyl-5,5,8-trioxo-7-[1-pyridin-2-yl-meth-(Z)-ylidene]-5λ⁶-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid benzhydryl ester

Downstream raw materials:

(R)-5,5,8-Trioxo-7-[1-pyridin-2-yl-meth-(Z)-ylidene]-5λ⁶-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2,3-dicarboxylic acid 2-benzhydryl ester