37850-81-0

Basic information

• Product Name: 7β-salicylideneamino-3-methyl-3-cephem-4-carboxylic acid
• Synonyms: 7β-salicylideneamino-3-methyl-3-cephem-4-carboxylic acid
• CAS NO: 37850-81-0
• Molecular Weight: 318.353
• Mol File: 37850-81-0.mol
• Article Data: 3

Chemical Properties

• CAS DataBase Reference: 7β-salicylideneamino-3-methyl-3-cephem-4-carboxylic acid(CAS DataBase Reference)
• NIST Chemistry Reference: 7β-salicylideneamino-3-methyl-3-cephem-4-carboxylic acid(37850-81-0)
• EPA Substance Registry System: 7β-salicylideneamino-3-methyl-3-cephem-4-carboxylic acid(37850-81-0)

Safety Data

• Hazardous Substances Data: 37850-81-0(Hazardous Substances Data)

Upstream product

• 22252-43-3 3-deacetyloxy-7-aminocephalosporanic acid 
• 90-02-8 salicylaldehyde 
• 122348-09-8 N-Salicylidene-7-amino-3-desacetoxycephalosporanic acid tert-butylamine salt 

Downstream Products

• 123524-91-4 methyl 7β-salicylideneamino-3-methyl-3-cephem-4-carboxylate 1R-(α)-oxide 
• 37787-62-5 methyl-7β-phenoxyacetamido-3-methyl-3-cephem-4-carboxylate 1R-(α)-oxide 
• 27508-30-1 (5R,6R,7R)-3-Methyl-5,8-dioxo-7-(2-phenoxy-acetylamino)-5λ⁴-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid 
• 122364-43-6 (5R,6R,7R)-7-{[1-(4-Ethoxy-phenyl)-cyclohexanecarbonyl]-amino}-3-methyl-5,8-dioxo-5λ⁴-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid 
• 122348-05-4 (5R,6R,7R)-3-Methyl-5,8-dioxo-7-{[1-(2-propoxy-phenyl)-cyclopropanecarbonyl]-amino}-5λ⁴-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid 
• 122348-07-6 (5R,6R,7R)-7-{[5-(4-Chloro-benzyl)-furan-2-carbonyl]-amino}-3-methyl-5,8-dioxo-5λ⁴-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid 
• 122348-04-3 7-(3-Methoxy-4-butoxyphenylacetamido)-3-desacetoxycephalosporanic acid R-sulfoxide 
• 122348-06-5 (5R,6R,7R)-3-Methyl-5,8-dioxo-7-[(1-phenyl-cyclopentanecarbonyl)-amino]-5λ⁴-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid 
• 122348-03-2 (5R,6R,7R)-7-[2-(3-Methoxy-4-propoxy-phenyl)-acetylamino]-3-methyl-5,8-dioxo-5λ⁴-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid 
• 122348-02-1 (5R,6R,7R)-7-[2-(3,4-Dimethoxy-phenyl)-acetylamino]-3-methyl-5,8-dioxo-5λ⁴-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid 
• 122348-08-7 (5R,6R,7R)-7-[2-(2-Isopropyl-5-methyl-cyclohexyloxy)-acetylamino]-3-methyl-5,8-dioxo-5λ⁴-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid 
• 52210-39-6 N-Salicylidene-7-amino-3-desacetoxycephalosporanic acid sulfoxide 
• 52210-39-6 7β-salicylideneamino-3-methyl-3-cephem-4-carboxylic acid 1R-(α)-oxide 

Relevant articles and documents

SYNTHESIS AND 1,3-DIPOLAR CYCLOADDITIONS OF 2-METHYLENECEPHALOSPORINS

Cephalosporin R- and S-sulphoxides were prepared.The S-sulphoxides gave Mannich-reaction resulting in the formation of 2-methylenecephalosporins.These electrom-deficient dienes underwent 1,3-dipolar cycloadditions with diazoalkanes in a chemo- and regiosp

The Mannich reaction of cephalosporin sulfoxides and sulfones

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