4052-69-1

Basic information

• Product Name: Sulfoxide benzyl ester penoxymethylene cyllyn acid
• Synonyms: Sulfoxide benzyl ester penoxymethylene cyllyn acid
• CAS NO: 4052-69-1
• Molecular Formula: C₂₃H₂₄N₂O₆S
• Molecular Weight: 456.51146
• Mol File: 4052-69-1.mol
• Article Data: 1

Chemical Properties

• Appearance: /
• CAS DataBase Reference: Sulfoxide benzyl ester penoxymethylene cyllyn acid(CAS DataBase Reference)
• NIST Chemistry Reference: Sulfoxide benzyl ester penoxymethylene cyllyn acid(4052-69-1)
• EPA Substance Registry System: Sulfoxide benzyl ester penoxymethylene cyllyn acid(4052-69-1)

Safety Data

• Hazardous Substances Data: 4052-69-1(Hazardous Substances Data)

Upstream product

• 1256-06-0 (2S,5R,6R)-benzyl-3,3-dimethyl-7-oxo-6-(2-phenoxyacetamido)-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate 
• 132-98-9 penicillin V potassium 
• 100-39-0 benzyl bromide 

Downstream Products

• 66193-65-5 6,6-bis-ethoxycarbonylamino-1β-oxo-1λ⁴-penicillanic acid benzyl ester 
• 4888-90-8 phenoxymethylpenicillin sulfoxide 
• 69576-06-3 (R)-3-methyl-2-((1R)-7-oxo-3-phenoxymethyl-(1rH,5cH)-4-thia-2,6-diaza-bicyclo[3.2.0]hept-2-en-6-yl)-but-3-enoic acid benzyl ester 
• 68047-66-5 (R)-3-methyl-2-(2-phenoxymethyl-thiazole-4-carbonylamino)-but-3-enoic acid benzyl ester 
• 73910-25-5 (R)-3-Methyl-2-pent-4-en-(Z)-ylideneamino-but-3-enoic acid benzyl ester 
• 69885-03-6 (6R,7S)-7-Amino-3-methyl-8-oxo-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid benzyl ester 
• 73910-41-5 (6R,7S)-7-Amino-3-methoxy-8-oxo-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid benzyl ester 
• 73910-48-2 benzyl 7β-phenylacetylamino-1-carba-1-dethia-3-cephem-4-carboxylate 
• 76284-39-4 (6R,7S)-7-Amino-3-(2-chloro-acetoxymethyl)-8-oxo-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid benzyl ester 
• 73910-36-8 (6R,7S)-3-Methylene-8-oxo-7-phenylacetylamino-1-aza-bicyclo[4.2.0]octane-2-carboxylic acid benzyl ester 
• 73910-28-8 benzyl 2-(3β-phenylacetylamino-4β-but-3-enyl)-2-oxoazetidin-1-yl-3-methylbut-2-enoate 
• 73910-40-4 benzyl 7β-phenylacetylamino-3-methoxy-1-carba-1-dethia-3-cephem-4-carboxylate 
• 73935-58-7 (6R,7R)-7-Amino-3-(2-chloro-acetoxymethyl)-7-methoxy-8-oxo-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid benzyl ester 
• 62284-41-7 (6R,7S)-7-Amino-3-(1-methyl-1H-tetrazol-5-ylsulfanylmethyl)-8-oxo-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid benzyl ester 

Relevant articles and documents

OXIDATION STUDIES ON BETA-LACTAM ANTIBIOTICS SYNTHESIS OF PHENAM AND CEPHEM SULFOXIDES AND SULFONES

Penicillin and cephalosporin sulfoxides are conveniently prepared by oxidation of the respective penicillin or cephalosporin in methylene chloride using hydrogen peroxide and acetic acid.Replacement of the acetic acid by formic acid produces the respectiv