Averment

Molecular formula: B_1aC₄₈H₇₂O₁₄(R=C₂H₅) B_1bC₄₇H₇₀O₁₄(R=CH₃)

M.W.: B_1a: 872, B_1b: 858        

 
Structural formula:

Description: White or yellowish crystal powder and odorless, easily soluble in ethyl acetate, methylacetyl, trichloromethane; slightly soluble in alcohol, methanol; almost insoluble in water.

Specification: B1a content: ≥90.0%; B1(B1a+B1b) content: ≥95.0%

Uses: The antibiotic exerts activity against nematode, hookworm, worm insect, worm and ascarid hosted in animal gastrointestinal tract.

Packing: in aluminum tins

Storage: Kept in a well-closed container and protected from light.

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