Description

Avoparcin is a glycopeptide antibiotic complex produced by *Streptomyces candidus*, primarily composed of two major components, α-avoparcin and β-avoparcin. This compound has historically been valued for its potent antibacterial activity against Gram-positive bacteria, particularly in veterinary and agricultural applications. It is of significant interest to researchers in microbiology, pharmaceutical development, and animal health for studying antibiotic mechanisms and resistance.

Application

• Veterinary Growth Promoter: Historically used as a feed additive for livestock, such as poultry and swine, to promote growth and improve feed efficiency.
• Antibacterial Research: Serves as a critical reference standard and tool in microbiological laboratories for studying glycopeptide antibiotics, their mode of action, and bacterial resistance patterns.
• Pharmaceutical Intermediate: Used in research and development for synthesizing or studying derivatives of glycopeptide antibiotics.
• Microbiological Assays: Employed in agar diffusion assays and other in-vitro tests to determine the susceptibility of bacterial strains.
• Historical Agricultural Studies: Referenced in academic and regulatory research concerning the use of antibiotics in agriculture and the evolution of antibiotic-resistant bacteria.

Basic Information

Product Name	Avoparcin
CAS No.	37332-99-3
Molecular Formula	C89H95Cl2N9O32 (α-avoparcin) / C80H91Cl2N9O29 (β-avoparcin)
Molecular Weight	~1909.58 g/mol (α-avoparcin) / ~1734.52 g/mol (β-avoparcin)
Synonyms	Avoparcin; Avotan; Avoparcine; Antibiotic LL-AV290; NSC 163501; (α-avoparcin); (β-avoparcin); Glycopeptide antibiotic complex from Streptomyces candidus
EINECS	253-461-3

Quality Control

Our Avoparcin is produced and handled under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for component ratio and purity assessment, to ensure identity, potency, and consistency. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting all relevant specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and must be kept in a desiccated environment to maintain stability. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (HPLC)	Conforms to reference standard
Assay (HPLC)	≥ 95.0% (Total Avoparcin)
Composition (α/β ratio)	Specified on COA
Loss on Drying	≤ 5.0 %
Residue on Ignition	≤ 1.0 %
Heavy Metals	≤ 20 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.