98043-87-9

Upstream product

• 10416-59-8 N,O-bis-(trimethylsilyl)-acetamide 
• 73547-49-6 N-methyl-3,4-diacetoxybenzamide-N-carbonyl chloride 
• 103-01-5 N-Phenylglycine 

Downstream Products

• 112996-93-7 diphenylmethyl 3-acetoxymethyl-7β-<(R)-2-<3-(3,4-diacetoxybenzoyl)-3-methylureido>-2-phenylacetamido>-7α-methoxy-3-cephem-4-carboxylate 
• 77119-51-8 7β-<(R)-2-<3-(3,4-diacetoxybenzoyl)-3-methylureido>-2-phenylacetamido>-7α-methoxy-3-<(1-methyl-1H-tetrazol-5-yl)thiomethyl>-3-cephem-4-carboxylic acid 
• 77127-98-1 7-<(R)-2-<3-(3,4-diacetoxybenzoyl)-3-methylureido>-2-phenylacetamido>-3-<(1-methyl-1H-tetrazol-5-yl)thiomethyl>-3-cephem-4-carboxylic acid 
• 77119-50-7 3-acetoxymethyl-7β-<(R)-2-<3-(3,4-diacetoxybenzoyl)-3-methylureido>-2-phenylacetamido>-7α-methoxy-3-cephem-4-carboxylic acid 
• 77127-99-2 7β-<(R)-2-<3-(3,4-dihydroxybenzoyl)-3-methylureido>-2-phenylacetamido>-7α-methoxy-3-<(1-methyl-1H-tetrazol-5-yl)thiomethyl>-3-cephem-4-carboxylic acid 
• 77119-48-3 7-<(R)-2-<3-(3,4-diacetoxybenzoyl)-3-methylureido>-2-phenylacetamido>cephalosporanic acid 

Relevant academic research and scientific papers

Cephalosporin derivatives

Cephalosporin derivatives which have an excellent antibacterial action particularly against bacteria belonging to genus Pseudomonas or Serratia and are represented by the formula: STR1 wherein R1, R2, R3, R4, R5 and n are as defined in the specification, and salts thereof; a process for preparing the same; and an antibacterial preparation containing the same as an active ingredient are disclosed.

Penicillanic acid derivatives

Penicillanic acid derivatives which have an excellent antibacterial action particularly against bacteria belonging to family Pseudomonas aeruginosa and are represented by the formula STR1 wherein R1, R2, and R3 and n are as defined above, and salts thereof; and a process for preparing the same are disclosed.