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CAS 957-68-6

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7-Aminocephalosporanic acid

Description:
7-Aminocephalosporanic acid (7-ACA) is a crucial intermediate in the synthesis of cephalosporin antibiotics, which are widely used to treat bacterial infections. It is a bicyclic compound that features a beta-lactam ring, characteristic of beta-lactam antibiotics, which is essential for its antibacterial activity. The molecular structure of 7-ACA includes an amino group at the 7-position, which enhances its reactivity and allows for further chemical modifications to create various cephalosporin derivatives. This compound is typically a white to off-white crystalline powder, soluble in water and polar organic solvents, and exhibits stability under acidic conditions but can be hydrolyzed in alkaline environments. Its antibacterial mechanism involves the inhibition of bacterial cell wall synthesis, making it effective against a broad spectrum of Gram-positive and some Gram-negative bacteria. Due to its importance in pharmaceutical applications, 7-ACA is a key building block in the development of new antibiotics, contributing to the ongoing efforts to combat antibiotic resistance.
Formula:C10H12N2O5S
InChI:InChI=1S/C10H12N2O5S/c1-4(13)17-2-5-3-18-9-6(11)8(14)12(9)7(5)10(15)16/h6,9H,2-3,11H2,1H3,(H,15,16)/t6-,9-/m1/s1
InChI key:InChIKey=HSHGZXNAXBPPDL-HZGVNTEJSA-N
SMILES:C(O)(=O)C=1N2[C@@]([C@H](N)C2=O)(SCC1COC(C)=O)[H]
Synonyms:
  • (6R,7R)-3-[(acetyloxy)methyl]-7-amino-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
  • (6R-trans)-3-[(Acetyloxy)methyl]-7-amino-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
  • (7R)-7-Aminocephalosporanic acid
  • 3-(Acetoxymethyl)-7-amino-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
  • 3-(Acetoxymethyl)-7-aminocephem-4-carboxylic acid
  • 3-Acetoxymethyl-7-aminoceph-3-em-4-carboxylic acid
  • 3-Acetoxymethyl-7β-aminoceph-3-em-4-carboxylic acid
  • 3-Acetoxymethylen-7-Amino-8-Oxo-5-Thia-1-Azabicyclo[4.2.0]Oct-2-Ene-2-Carboxylic Acid
  • 3-Acetoxymethylen-7-amino-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-2-carbonsaure
  • 3-[(Acetyloxy)Methyl]-7-Amino-8-Oxo-5-Thia-1-Azabicyclo[4.2.0]Oct-2-Ene-2-Carboxylic Acid
  • See more synonyms
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Purity (%)
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100
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0
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50
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90
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95
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100
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