Antibiotics

Antibiotics
Mupirocin [HOT]
4-AA [Intermediate] [HOT]

 

 

Clarithromycin,81103-11-9
Clarithromycin
Clarithromycin,81103-11-9
CAS
81103-11-9
Molecular Formula
C38-H69-N-O13
Molecular Weight
747.9571
Systematic Name
Erythromycin, 6-O-methyl-
Standard
USP35,GMP
Certificate of analysis
Clarithromycin,81103-11-9
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Clarithromycin,81103-11-9
Specification
Items
Specification
Test result
Appearance
White or almost white, crystalline powder
Complies
Solubility
Practically insoluble in water,Soluble in acetone and in ethylene,slightly soluble in methanol
Complies
Identification
IR
Complies
Specific rotation(dry)
-89°to -95°
-90°
pH(25℃)
7.5 to 10.0
8.58
Water
Not more than 2.0%
0.64%
Crystallinity
Meet the requirement
Complies
Reside on ignition
Not more than 0.3%
0.11%
Heavy metals
Not more than 20ppm
Complies
Ethanol
Not more than 0.5%
0.35%
Assay(Dried basis)
960μ to 1040μ/mg
976μ/mg
Related Antibiotics
Mupirocin [HOT]
4-AA [Intermediate]
 
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