Basic information
- Name:
Ceftiofur
- CAS No.:
80370-57-6
- Molecular Structure:

- Formula:
- C19H17N5O7S3
- Molecular Weight:
- 523.55
- Synonyms:
- 5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylicacid,7-[[(2-amino-4-thiazolyl)(methoxyimino)acetyl]amino]-3-[[(2-furanylcarbonyl)thio]methyl]-8-oxo-,[6R-[6a,7b(Z)]]-;5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-[[(2Z)-(2-amino-4-thiazolyl)(methoxyimino)acetyl]amino]-3-[[(2-furanylcarbonyl)thio]methyl]-8-oxo-,(6R,7R)- (9CI);CM 31916;Excede;5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylicacid,7-[[(2Z)-2-(2-amino-4-thiazolyl)-2-(methoxyimino)acetyl]amino]-3-[[(2-furanylcarbonyl)thio]methyl]-8-oxo-,(6R,7R)-;
- Density:
- 1.81 g/cm3
- particular:
- particular
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Chemistry
IUPAC Name: (6R,7R)-7-[[(2Z)-2-(2-Amino-1,3-thiazol-4-yl)-2-methoxyiminoacetyl]amino]-
3-(furan-2-carbonylsulfanylmethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
Synonyms of Ceftiofur (CAS NO.80370-57-6): Ceftiofur [USAN] ; (6R,7R)-7-(2-(2-Amino-4-thiazolyl)glyoxylamido)-3-(mercaptomethyl)-8-oxo-5-thia-1-azabicyclo(4.2.0)oct-2-ene-2-carboxylic acid, 7(sup 2)-(Z)-(O-methyloxime), 2-furoate (ester) ; Ceftiofurum ; Ceftiofurum [Latin] ; Excenel ; HSDB 7445 ; UNII-83JL932I1C ; 5-Thia-1-azabicyclo(4.2.0)oct-2-ene-2-carboxylic acid, 7-(((2-amino-4-thiazolyl)(methoxyimino)acetyl)amino)-3-(((2-furanylcarbonyl)thio)methyl)-8-oxo-, (6R-(6alpha,7beta(Z)))- ; 5-Thia-1-azabicyclo(4.2.0)oct-2-ene-2-carboxylic acid, 7-(((2Z)-(2-amino-4-thiazolyl)(methoxyimino)acetyl)amino)-3-(((2-furanylcarbonyl)thio)methyl)-8-oxo-, (6R,7R)-
CAS NO: 80370-57-6
Classification Code: Anti-Bacterial Agents ; Anti-Infective Agents ; Antibacterial [veterinary]
Molecular Formula: C19H17N5O7S3
Molecular Weight: 523.5626
Molecular Structure:
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Melting Point: 190-200°C
Product Categories: APIs ; cephalosporins antibiotics
H bond acceptors: 12
H bond donors: 4
Freely Rotating Bonds: 9
Polar Surface Area: 213.69 Å2
Index of Refraction: 1.819
Molar Refractivity: 125.23 cm3
Molar Volume: 287.7 cm3
Surface Tension: 86.2 dyne/cm
Density of Ceftiofur (CAS NO.80370-57-6): 1.81 g/cm3
Uses
Ceftiofur (CAS NO.80370-57-6) is an antibiotic of the cephalosporin type.It is use in veterinary medicine.

