- Min.Order :1 Kilogram
- Purity: 99.9%
- Payment Terms : L/C,D/A,D/P,T/T,
Keywords
Dirithromycin 62013-04-1 Dynabac
Quick Details
- Appearance:White powder
- Application:PHARMACEUTICAL INTERMEDIATES
- PackAge:25kg/fiber drum, sealed package
- ProductionCapacity:10|Metric Ton|Month
- Storage:Sealed package
- Transportation:Sealed container
Superiority:
1. Advanced facility and Equipment
2. Competent technical team
3 .Strong R & D support
4,high quality products with high stability
5, Competitive price
5.Customer tailored service
Details:
1)Product Name:Dirithromycin 99.0%
2)CAS:62013-04-1
3)Molecular Formula:C42H78N2O14
4)Molecular Weight:835.07
5)Assay:99%
6)Appearance:White or colourless crystalline powder with characteristic odor
|
Characteristics |
A white or almost white, crystalline powder |
|
|
Soluble in water |
|
Identification |
The retention time of major peak in the chromatogram of the sample corresponds to the standard |
|
|
IR |
|
Dirithromycin 15S-epimer% |
≤1.5 |
|
Heavy metals |
≤20ppm |
|
Water% |
≤1.0 |
|
Sulphated ash% |
≤0.1 |
|
Impurities% |
9-(S)-erythromycylamine ≤1.5 |
|
|
Other single impurity ≤1.0 |
|
|
Total impurities ≤4.0 |
|
Assay% |
96.0~102.0 |
|
Particle size |
100% through 60 or 80 mesh sieve |
|
Residual solvent |
Acetonitrile≤0.1% |
|
Ethyl ether≤5000ppm |
|
|
Dichloromethane≤600ppm |
|
|
Methanol≤3000ppm |
|
|
2-propanol≤5000ppm |
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