Cas 11006-76-1 Pristinamycin Pharmaceutical Grade Chemicals Light Brown Powder

Basic Information
Place of Origin: CHINA
Brand Name: MOSINTER
Certification: COA
Model Number: Veterinary Medicine API - 22
Minimum Order Quantity: 1KG
Price: Negotiation
Packaging Details: Aluminum foil bag, fiber can, kraft paper bag, plastic drum
Delivery Time: Within 7 days
Supply Ability: Can be customized according to customer requirements
Detail Information
Name: VIRGINIAMYCIN CAS: 11006-76-1
Appearance: Powder Molecular Formula: C71H84N10O17
Molecular Weight: 1349.48346 Melting Point: 170-178℃
High Light:

chemical raw materials


pharmaceutical raw materials

Product Description

VIRGINIAMYCIN CAS 11006-76-1 PRISTINAMYCIN Pharmaceutical Grade Chemicals




Characteristics of virginithromycin:

1. Its appearance is light brown powder.

2. Good stability, stored at room temperature for 3 years, titer unchanged, can be stored in chicken feed for more than 6 months.

3. No harmful reaction was observed in rats with oral ld507.5g /kg and rats with oral dose of 1550mg/kg.




Items Specifications Results
Appearance White crystalline Powder or granula Brown to white powder
Identification Infared Absorption Complies

The retention time of the major peak

in the chromatogram of the

Assay prepration corresponds to

that in the Chromatogram of the

standard preparation, as obtained

in the assay

Specific rotation Between -28.6°and -35.0°, measured at 20° -32.8°
Water not more than 0.5% 0.12%
residue on ignition not more than 0.2% 0.11%
Heavy metals not more than 0.001% complies

related compounds

by HPLC(Test1)

Fructose not more than 0.3% Compound

A not more than 0.3% Other individual

impurity not more than 0.1%

Total impurities not more than 0.5%

Fructose: 0.03%

Compound A: 0.04%

Total impurities: 0.07%

Particle size 90% less than 350 microns complies

Limit of


and sulfate

Sulfamate ion not more than 0.10%

Sulfate ion not more than 0.10%

Residual Solvent Methylene Chloride not more than 250μg/g not detected
Acetone not mor than 2500μg/g
Isopropanol not more than 5000μg/g
Ethanenitrile not more than 400μg/g
n-hexane not more than 290μg/g
Ethyl Acetate not more than 2500μg/g
Pyridine not more than 100μg/g

Topiramate contains not less than

98.0% and not more than the

equivalent of 102.0% of

C12H21NO8S, calculated with

reference to the Anhydrous Basis.

Conclustion The material complies with respect to USP32




Virginithromycin has inhibitory effect to gram positive bacterium, can prevent bacterial sex dysentery (for example, pig dysentery, chicken necrotizing enteritis, etc.), there is little resistance.In addition, it can promote the absorption and utilization of amino acid and phosphorus by livestock and poultry, and improve feed conversion rate.It can be used for pig feed consumption of 10 (1020×104U) -20 (2040×104U) g/t;It can also be used for chickens under 16 weeks of age with feed consumption of 2-5g/t, and is forbidden during egg production.


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