Azithromycin dihydrate cas 117772-70-0 C38H72N2O12.2(H2O)
Azithromycin dihydrate usp
cas 117772-70-0
1.Specification:
product Name | Azithromycin dihydrate |
Molecular Formula | C38H72N2O12.2(H2O) |
Molecular Weight | 785.01 |
CAS Registry Number | 117772-70-0 |
2.Detailed Product Description:
Tests |
Specification |
Results |
Description |
White or almost white powder |
Complies |
Solubility |
Practically insoluble in water, freely soluble in ethanol and in methylene chloride. |
Complies |
Identification |
|
|
A)IR spectrum |
Conforms to azithromycin RS |
Complies |
B)Rt HPLC |
Conforms to azithromycin RS |
Complies |
Specific rotation |
Between -45°and -49° |
-47.6° |
Crystallinity |
Meets the requirements |
Meets the requirements |
PH |
Between 9.0 and 11.0 |
10.32 |
Water |
Between 4.0%and 5.0% |
4.7% |
Residue on ignition |
Not more than 0.3% |
0.08% |
Heavy metals |
Not more than 25ppm |
Complies |
Assay |
Not less than 945μg and more than 1030μg of azithromycin(C38H72N2O12) per mg, calculated on the anhydrous basis |
967μg per mg |
Methanol |
Not more than 0.3% |
0.031% |
Ethanol |
Not more than 0.05% |
0.0068% |
Acetone |
Not more than 0.5% |
0.1475% |
Chloroform |
Not more than 0.006% |
0.0037% |
3.Function and usage:
4.Payment:
We recommend T/T or Escrow , or PayPal are also acceptable!
5.Delivery:
Express way as the following is:
(Shipping : TNT,Fedex,DHL,USP,EMS and so on)
6.Packaging:
7.Laboratory:
8.Our Company:
Our company advantage:
1.Small order is acceptable
2.Can provide sample for you
3.Have self-export rights
9.Exhibition:
The End |
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