(6R,7R)-3-(3,4-Diacetoxy-benzoyloxymethyl)-8-oxo-7-(2-thiophen-2-yl-acetylamino)-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid benzhydryl ester

Base Information

• Chemical Name: (6R,7R)-3-(3,4-Diacetoxy-benzoyloxymethyl)-8-oxo-7-(2-thiophen-2-yl-acetylamino)-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid benzhydryl ester
• CAS No.: 119735-54-5
• Molecular Formula: C₃₈H₃₂N₂O₁₀S₂
• Molecular Weight: 740.811
• Mol file: 119735-54-5.mol

Synonyms:(6R,7R)-3-(3,4-Diacetoxy-benzoyloxymethyl)-8-oxo-7-(2-thiophen-2-yl-acetylamino)-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid benzhydryl ester

Chemical Property of (6R,7R)-3-(3,4-Diacetoxy-benzoyloxymethyl)-8-oxo-7-(2-thiophen-2-yl-acetylamino)-5-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 (6R,7R)-3-(3,4-Diacetoxy-benzoyloxymethyl)-8-oxo-7-(2-thiophen-2-yl-acetylamino)-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid benzhydryl ester

There total 1 articles about (6R,7R)-3-(3,4-Diacetoxy-benzoyloxymethyl)-8-oxo-7-(2-thiophen-2-yl-acetylamino)-5-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:

3,4-(diacetyloxy)benzoyl chloride (57929-25-6) + 3-hydroxymethyl-8-oxo-7-[(2-thienylacetyl)amino]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid diphenylmethyl ester (29126-13-4) → (6R,7R)-3-(3,4-Diacetoxy-benzoyloxymethyl)-8-oxo-7-(2-thiophen-2-yl-acetylamino)-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid benzhydryl ester (119735-54-5)

Guidance literature:

With dmap; triethylamine; In dichloromethane; at 0 ℃; for 0.166667h;

DOI:10.1021/jm00092a014

Reference yield:

(6R,7R)-3-(3,4-Diacetoxy-benzoyloxymethyl)-8-oxo-7-(2-thiophen-2-yl-acetylamino)-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid benzhydryl ester (119735-54-5) → 7-<2-(2-aminothiazol-4-yl)-2-<(Z)-(1-carboxy-1-methylethoxy)imino>acetamido>-3-<<(3,4-dihydroxybenzoyl)oxy>methyl>ceph-3-em-4-carboxylic acid (118680-12-9)

Guidance literature:

Multi-step reaction with 3 steps

1: 1.) PCl₅, pyridine, 2.) butane-1,3-diol / 1.) CH₂Cl₂, a.) -20 deg C, 15 min, b.) RT, 1.5 h, 2.) CH₂Cl₂, -20 to RT, 1 h

2: CH₂Cl₂ / 1 h / Ambient temperature

3: 1.) TFA, anisole, 2.) NH₄OH / 1.) RT, 1 h

With pyridine; ammonium hydroxide; 1.3-butanediol; phosphorus pentachloride; methoxybenzene; trifluoroacetic acid; In dichloromethane;

DOI:10.1021/jm00092a014

Reference yield:

(6R,7R)-3-(3,4-Diacetoxy-benzoyloxymethyl)-8-oxo-7-(2-thiophen-2-yl-acetylamino)-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid benzhydryl ester (119735-54-5) → diphenylmethyl 7-<2-(2-aminothiazol-4-yl)-2-<<(Z)-1-(tert-butoxycarbonyl)-1-methylethoxy>imino>acetamido>-3-<<(3,4-diacetoxybenzoyl)oxy>methyl>ceph-3-em-4-carboxylate (141613-44-7)

Guidance literature:

Multi-step reaction with 2 steps

1: 1.) PCl₅, pyridine, 2.) butane-1,3-diol / 1.) CH₂Cl₂, a.) -20 deg C, 15 min, b.) RT, 1.5 h, 2.) CH₂Cl₂, -20 to RT, 1 h

2: CH₂Cl₂ / 1 h / Ambient temperature

With pyridine; 1.3-butanediol; phosphorus pentachloride; In dichloromethane;

DOI:10.1021/jm00092a014

upstream raw materials:

3,4-(diacetyloxy)benzoyl chloride

3-hydroxymethyl-8-oxo-7-[(2-thienylacetyl)amino]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid diphenylmethyl ester

Downstream raw materials:

Diphenylmethyl (6R,7R)-7-amino-3-(3,4-diacetoxybenzoyloxy)methylceph-3-em-4-carboxylate

7-<2-(2-aminothiazol-4-yl)-2-<(Z)-(1-carboxy-1-methylethoxy)imino>acetamido>-3-<<(3,4-dihydroxybenzoyl)oxy>methyl>ceph-3-em-4-carboxylic acid

diphenylmethyl 7-<2-(2-aminothiazol-4-yl)-2-<<(Z)-1-(tert-butoxycarbonyl)-1-methylethoxy>imino>acetamido>-3-<<(3,4-diacetoxybenzoyl)oxy>methyl>ceph-3-em-4-carboxylate