- Min.Order :1 Kilogram
- Purity: 99%
- Payment Terms : L/C,T/T
Keywords
best price. high purity. hot sell.
Quick Details
- Appearance:White powder
- Application:Anti-tuberculous drug
- PackAge:packing 25kg/drum
- ProductionCapacity:100|Metric Ton|Year
- Storage:
- Transportation:by air/sea/courier
Superiority:
Our advantages:
1.Specialized manufacturer and trader of Pharmaceutical materials, Food additives, Health care products,and cosmatic materials.
2.A series of products with self-IPRs, including CMC for ceramic purpose, Hydroxypropyl starch ether, printing grade phosphate starch and acetate starch.
3.Closely cooperative relationships with business partners and obtained big support from them.
4.As the agent of over 200 kinds of chemical materials, with complete product structures.
5.With GMP,KOSHER,HALAL,HACCP,ISO,some with FDA,COS certificates and DM.
6.Professional pharmaceutical raw material manufacturer Group.
Best Service:
1.Sticking to such policy of "quality first, customer first".
2.Honest business as number one priority, and work for meeting your demands.
3.With the newest quality, and best service.
5.The most strict management system in this field.
6.Free sample.
Details:
Tests |
Specifications |
Results |
|
Appearance |
White to off- white crystalline powder |
White crystalline powder |
|
Solubility |
Freely soluble in methanol, soluble in acetonitrile and in alcohol, sparingly soluble in water |
Conforms |
|
Identification IR spectrum
HPLC |
Spectrum sample should concordant with spectrum of standard The retention time of the major peak of the sample solution corresponds to that of the standard solution as obtained in the assay |
Conforms
Conforms |
|
Optical rotations |
+96.0°~+100° |
+96.8° |
|
Water |
Not more than 0.3% |
0.04% |
|
Residue on ignition |
Not more than 0.1% |
0.03% |
|
Heavy metals |
Not more than 20ppm |
<20ppm |
|
Related substances (HPLC) Impurity A
Impurity B 5’-Deoxy-5-fluoro-N4-(2-methyl-1-butyloxycarbonyl)cytidine+5’-Deoxy-5-fluoro-N4-(3-methyl-1-butyloxycarbonyl)cytidne [1-[5-Deoxy-3-O-(5-β-D-ribofuranosyl)-β-D-ribofuraosyl]-5-fluoro-2-oxo-1,2-dibydropytimidin-4-yl]-carbamic acid pentyl ester 1-[5-Deoxy-2-O-(5-β-D-ribofuranosyl)-β-D-ribofuraosyl]-5-fluoro-2-oxo-1,2-dibydropytimidin-4-yl]-carbamic acid pentyl ester Impurity C 1-[5-Deoxy-2-O-(5-α-D-ribofuranosyl)-β-D-ribofuraosyl]-5-fluoro-2-oxo-1,2-dibydropytimidin-4-yl]-carbamic acid 2’,3’-Di-O-acetyl-5’-deoxy-5-fluoro-N4-(Pentyfoxycarbonyl) Cytidine Individual unspecified impurity Total unspecified impurity Total impurities |
Not more than 0.3% Not more than 0.3% Not more than 0.1%
Not more than 0.5%
Not more than 0.3%
Not more than 0.2% Not more than 0.3%
Not more than 0.3%
Not more than 0.1% Not more than 0.1% Not more than 0.5% Not more than 1.5% |
0.006% Not detected Not detected
0.006%
Not detected
Not detected Not detected
Not detected
Not detected 0.02% 0.05% 0.06% |
|
Residual solvents by GC Methanol Ethanol Ethyl acetate Toluene Pyridine Hexane Dichloromethane |
Not more than 3000ppm Not more than 5000ppm Not more than 5000ppm Not more than 890ppm Not more than 200ppm Not more than 290ppm Not more than 600ppm |
200ppm 2ppm 30ppm 3ppm 20ppm 2ppm 70ppm |
|
Assay ( 0n dried basis) |
98.0%~102.0% |
99.2% |
Conclusion |
Complies with USP34 Standard |
|
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