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  • 产品名称:

    托拉霉素

  • CAS No. :217500-96-4
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产品详情

托拉霉素

Tulathromycin

Chemical Name

Cygro; Maduramicin; Maduramicin ammonium; Prinicin ammonium;(2R,3S,4S,5R,6S)-6-[(1R)-1-[(2S,5R,7S,8R,9S)-2-[(2S,2'R,3'S,5R,5'R)-3'-[(2,6-Dideoxy-3,4-di-O-methyl-b-L-arabino-hexopyranosyl)oxy]octahydro-2-methyl-5'-[(2S,3S,5R,6S)-tetrahydro-6-hydroxy-3,5,6-trimethyl-2H-pyran-2-yl][2,2'-bifuran]-5-yl]-9-hydroxy-2,8-dimethyl-1,6-dioxaspiro[4.5]dec-7-yl]ethyl]tetrahydro-2-hydroxy-4,5-dimethoxy-3-methyl-2H-pyran-2-acetic acid monoammonium salt

CAS Number

217500-96-4

Molecular Formula

C41H79N3O12

Molecular Weight

806.08

Molecular Structure

2LGRV{D9X$9O0SQ[`%Z}T%F.png

Packing

25kg/Drum

Capacity

8000kg/ Year

Storage

Sealed tightly and stored away from light in a cool and dry place

Application

Tulathromycin A ,Triamilide antibiotic for treatment of bovine and porcine respiratory

disease. Exists as an equilibrium mixture of two isomeric forms, Tulathromycin A (90%) and B (10%). Antibacterial.

 

SPECIFICATION

Items

Specification

Appearance

White or almost white power

Identification

Meet the requirements

Solubility

Not  soluble in water, soluble in ethanol

Optical Rotation

Between-22°and -26°at 589nm and 25℃,from the 40mg/ml concentration of acetonitrile solution

Residual Solvents

≤ 0.06% of methylene chloride(CH2Cl2) 
     ≤0.5% of  n-heptane(C7H16)

Moisture

≤0.50%

Heavy Metals

≤20ppm

Residue on Ignition

≤2.0%

Assay(HPLC)

95.0% ~ 103.0%

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