cas 67146-22-9, 5-Mercapto-1H-tetrazole-1-methane sulphonic acid

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7-Acyl-3-(sulfonic acid and sulfamoyl substituted tetrazolyl thiomethyl) cephalosporins
The compounds of this invention are cephalosporins having a 3- or 4-aminomethylphenylacetamido substituent at the 7-position and a sulfonic acid substituted tetrazolyl thiomethyl group at the 3-position of the cephem nucleus. The compounds have antibacterial activity.
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(2008/06/13)

Derivatives of 7-(2-substituted-2-hydroxyiminoacetamido)-3-(1-substituted tetrazol-5-ylthiomethyl-3-cephem-4-carboxylic acid
New semisynthetic cephalosporins are described whose structures are characterized by having an α-oxyimino group in the 7-acetamido moiety and a sulfosubstituted tetrazolylthiomethyl group at position 3. The compounds are active antibacterial agents especially against Gram negative organisms.
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(2008/06/13)

7-Acyl-3-(sulfonic acid and sulfamoyl substituted tetrazolyl thiomethyl) cephalosporins
The compounds of this invention are cephalosporins having various acyl substituents at the 7-position and a sulfonic acid or sulfamoyl substituted tetrazolyl thiomethyl group at the 3-position of the cephem nucleus. The compounds have antibacterial activity.
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(2008/06/13)

7-Acyl-3-(sulfonic acid and sulfamoyl substituted tetrazolyl thiomethyl)cephalosporins
The compounds of this invention are cephalosporins having various acyl substituents at the 7-position and a sulfonic acid or sulfamoyl substituted tetrazolyl thiomethyl group at the 3-position of the cephem nucleus and intermediates for the preparation thereof. The 7-acylated compounds have antibacterial activity.
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(2008/06/13)

Chemical Properties

Melting Point: 155-158 °C(lit.)
Density: 2.246 g/cm³
Refractive Index: 1.887
PKA: -2.41±0.50(Predicted)
PSA: 145.15000
LogP: -0.11210

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67146-22-9

Articles about 67146-22-9Total 4 be found

Chemical Properties

Melting Point: 155-158 °C(lit.)

Density: 2.246 g/cm3

Refractive Index: 1.887

PKA: -2.41±0.50(Predicted)

PSA: 145.15000

LogP: -0.11210

Global suppliers and manufacturers of 67146-22-9total 56 suppliers on LookChem

Density: 2.246 g/cm³