Factory Supply Raw Material API Antibiotic Powder 99% Cefaclor CAS 53994-73-3
China Factory Supply Raw Material API Antibiotic Powder 99% Cefaclor CAS 53994-73-3, Find details about China CAS 53994-73-3, Cefaclor from Factory Supply Raw Material API Antibiotic Powder 99% Cefaclor CAS 53994-73-3
Other name: 8-(2-Amino-2-phenyl-acetyl)amino-4-chloro-7-oxo-2-thia-6-azabicyclo[4.2.0]oct-4-ene-5-carboxylic acid; (6S,7R)-7-[[(2R)-2-amino-2-phenyl-acetyl]amino]-3-chloro-6-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
CAS NO.: 53994-73-3
MF: C16H16ClN3O4S
MW: 381.8339
EINECS NO.: 258-909-5InChI: 1/C16H16ClN3O4S/c1-16-12(19-13(21)10(18)8-5-3-2-4-6-
8)14(22)20(16)11(15(23)24)9(17)7-25-16/h2-6,10,12H,7,18H2,1H3,(H,19,21)(H,23,24)/t10-,12-,16+/m1/s1
Density: 1.57g/cm3
Boiling point: 692.7°C at 760 mmHg
Flash point: 372.7°C
Appearance:White crystalline powder
Specification:99%min
Standard: EP/BP/USP
Cefaclor cefaclor is mainly used for acute pharyngitis, acute tonsillitis, otitis media, bronchitis, pneumonia and other respiratory tract infections, skin soft tissue infections and urinary tract infections caused by sensitive bacteria.
Cephalor is a white to yellowish powder or crystalline powdered chemical, slightly odoriferous. The product is slightly soluble in water and practically insoluble in methanol, ethanol, chloroform, or methylene chloride. Alias monohydrate Cephalexin; Kofilo; Xindaro; Klingshefu; chloramphenicol cephalosporin; Shida Gong; Shidagong S250; cefaclor; cefaclor monohydrate; cefaclor-hydrate; cefaclor Ampicillin; Xiklau; Heather. Molecular formula: C15H14ClN3O4S, molecular weight: 367.80700. Cefaclor is a β-lactam antibiotic, a cephalosporin drug, which is a second-generation cephalosporin and is mainly applied to acute pharyngitis, acute tonsillitis, otitis media, bronchitis, pneumonia and other respiratory infections caused by sensitive bacteria. , skin and soft tissue infections and urinary tract infections.
Item | Specifications | Results |
Appearance | White to almost white crystalline powder. | almost white crystalline powder. |
Identification | a)IR:The Infrared absorption spectrum of the sample must be concordant with that of Cefaclor working standard/reference standard. | Conforms |
b)HPLC:The retention time of the major peak as obtained in the Assay test of the sample solution corresponds to that of the standard solution as obtained in the Assay. | Conforms | |
Solubility | Slightly soluble in water,practically insoluble in methanol,chloroform,and benzene. | Conforms |
Water | 3.0%~6.5% | 4.8% |
Residual solvents | Methanol≤0.3% | 0.005% |
Methylene chloride≤0.06% | 0.0001% | |
Acetone≤0.5% | 0.002% | |
DMF≤0.088% | 0.030% | |
Related substances | Any individual impurity≤0.5% | 0.07% |
Total impurity≤2.0% | 0.4% | |
Assay | 95.0%~102.0% | 98.9% |
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