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Cefazolin

Cefazolin / CAS : 25953-19-9

Appearance Acicular crystal. Melting point 198-200 ℃ (decomposition), easily soluble in DMF and pyridine, soluble in acetone and ethanol, slightly soluble in methanol, insoluble in chloroform, benzene and ether. UN 0.0
HS 29419060 DG Class 0.0
Synonyms Cephazolin; Cefazolina; Cefazoline; Cephazolidin; Cefazolinum; Ancef; (6R)-3-(5-Methyl-[1,3,4]Thiadiazol-2-Ylsulfanylmethyl)-8-Oxo-7T-(2-Tetrazol-1-Yl-Acetylamino)-(6Rh)-5-Thia-1-Aza-Bicyclo[4.2.0]Oct-2-Ene-2-Carboxylic Acid; Cefamezin; Cephamezine; Cephazoline; Cefazolin Acid; 5-Thia-1-Azabicyclo(4.2.0)Oct-2-Ene-2-Carboxylicacid,3-(((5-Methyl-1,3,4-Thia; (6R,7R)-3-[[(5-Methyl-1,3,4-Thiadiazol-2-Yl)Thio]Methyl]-8-Oxo-7-[[1-Oxo-2-(1-Tetrazolyl)Ethyl]Amino]-5-Thia-1-Azabicyclo[4.2.0]Oct-2-Ene-2-Carboxylic Acid; 7-(1-(1H-)-Tetrazolylacetamido)-3-[2-(5-Methyl-1,3,4-Thiadiazolyl)Thiomethyl]D; Azol-1-Yl)Acetyl]-Amino]-5-Thia-1-Azabicylo
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Properties

Summary

Formula
C14H14N8O4S3
Molecular Mass
454.50700
Exact Mass
454.03000
PSA
234.93000
Logp
-0.30730
IUPAC
(6R,7R)-3-[(5-methyl-1,3,4-thiadiazol-2-yl)sulfanylmethyl]-8-oxo-7-[[2-(tetrazol-1-yl)acetyl]amino]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
SMILES
CC1=NN=C(S1)SCC2=C(N3[C@@H]([C@@H](C3=O)NC(=O)CN4C=NN=N4)SC2)C(=O)O

Attribute classification

Matter Classification
organic
Category
API & Intermediate > Pharmaceutical Intermediates
API & Intermediate > Antibiotics

Chemical and Physical Properties

Melting Point
198-200ºC
Density
2.01±0.1 g/cm3(Predicted)
Appearance
Acicular crystal. Melting point 198-200 ℃ (decomposition), easily soluble in DMF and pyridine, soluble in acetone and ethanol, slightly soluble in methanol, insoluble in chloroform, benzene and ether.
Acidity and Basicity
acidness

Export information

HS Code
29419060
Export Rebate
13%
UN No.
0.0
DG-Class
0.0
Risk Code
20/21/22-36/37/38
Safety Label
Xn

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