(6R)-7t-benzoylamino-4c-ethoxy-3-methyl-5t,8-dioxo-5λ⁴-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid methyl ester

Base Information

• Chemical Name: (6R)-7t-benzoylamino-4c-ethoxy-3-methyl-5t,8-dioxo-5λ⁴-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid methyl ester
• CAS No.: 59503-76-3
• Molecular Formula: C₁₈H₂₀N₂O₆S
• Molecular Weight: 392.433
• Mol file: 59503-76-3.mol

Synonyms:

Chemical Property of (6R)-7t-benzoylamino-4c-ethoxy-3-methyl-5t,8-dioxo-5λ⁴-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid methyl ester

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of (6R)-7t-benzoylamino-4c-ethoxy-3-methyl-5t,8-dioxo-5λ⁴-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid methyl ester

There total 2 articles about (6R)-7t-benzoylamino-4c-ethoxy-3-methyl-5t,8-dioxo-5λ⁴-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid methyl 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:

(6R)-7t-benzoylamino-4c-ethoxy-3-methyl-8-oxo-(6rH)-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid methyl ester (59503-87-6) → (6R)-7t-benzoylamino-4c-ethoxy-3-methyl-5t,8-dioxo-5λ4-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid methyl ester (59503-76-3)

Guidance literature:

With 3-chloro-benzenecarboperoxoic acid; In chloroform; at 0 ℃; for 1h;

DOI:10.1248/cpb.24.362

Reference yield:

(6R)-7t-benzoylamino-3-methyl-8-oxo-(6rH)-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid methyl ester (58482-84-1) → (6R)-7t-benzoylamino-4c-ethoxy-3-methyl-5t,8-dioxo-5λ4-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid methyl ester (59503-76-3)

Guidance literature:

Multi-step reaction with 2 steps

1: tBuOCl / CH₂Cl₂ / 0 °C

2: MCPBA / CHCl₃ / 1 h

With tert-butylhypochlorite; 3-chloro-benzenecarboperoxoic acid; In dichloromethane; chloroform;

DOI:10.1248/cpb.25.2082

Reference yield:

(6R)-7t-benzoylamino-4c-ethoxy-3-methyl-5t,8-dioxo-5λ4-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid methyl ester (59503-76-3) + acetic acid (64-19-7,77671-22-8) → (Z)-4-acetoxy-4-ethoxy-3-methyl-2-(2-phenyl-thiazole-4-carbonylamino)-but-2-enoic acid methyl ester (59503-84-3)

Guidance literature:

With phosphorous acid trimethyl ester; In chloroform;

DOI:10.1248/cpb.24.362

upstream raw materials:

(6R)-7t-benzoylamino-4c-ethoxy-3-methyl-8-oxo-(6rH)-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid methyl ester

(6R)-7t-benzoylamino-3-methyl-8-oxo-(6rH)-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid methyl ester

Downstream raw materials:

(Z)-2-(4-benzoylamino-3-oxo-3H-isothiazol-2-yl)-4-ethoxy-4-methoxy-3-methyl-but-2-enoic acid methyl ester

(Z)-2-(4-benzoylamino-3-oxo-3H-isothiazol-2-yl)-4,4-diethoxy-3-methyl-but-2-enoic acid methyl ester

(Z)-2-(4-benzoylamino-3-oxo-3H-isothiazol-2-yl)-3-methyl-4-oxo-but-2-enoic acid methyl ester

(Z)-4-acetoxy-4-ethoxy-3-methyl-2-(2-phenyl-thiazole-4-carbonylamino)-but-2-enoic acid methyl ester