Description

Rosamicin is a macrolide antibiotic derived from *Micromonospora rosaria*, known for its potent antibacterial activity. This compound is particularly valued in pharmaceutical research and development for its efficacy against a range of Gram-positive bacteria and some Gram-negative strains. It serves as a critical intermediate and reference standard for researchers and manufacturers in the pharmaceutical, biotechnology, and veterinary medicine sectors.

Application

• Pharmaceutical Intermediate: Used in the synthesis and development of novel antibiotic formulations and combination therapies.
• Microbiological Research: Acts as a reference standard in antimicrobial susceptibility testing and mechanism-of-action studies.
• Veterinary Medicine: Employed in R&D for treatments targeting bacterial infections in livestock and companion animals.
• Biochemical Studies: Utilized to study protein synthesis inhibition and bacterial ribosome function.
• Quality Control & Standardization: Serves as a certified reference material (CRM) for assay calibration and purity verification in QC laboratories.

Basic Information

Product Name	Rosamicin
CAS No.	35834-26-5
Molecular Formula	C31H51NO9
Molecular Weight	581.74 g/mol
Synonyms	Rosamicin; Rosaramicin; Antibiotic A-396-I; Sch 13475; NSC-256942; Rosamicin A; (3R,4S,5S,6R,7R,9R,11R,12R,13S,14R)-4-[(2,6-Dideoxy-3-C-methyl-3-O-methyl-α-L-ribo-hexopyranosyl)oxy]-14-ethyl-12,13-dihydroxy-7-methoxy-3,5,7,9,11,13-hexamethyl-6-[[3,4,6-trideoxy-3-(dimethylamino)-β-D-xylo-hexopyranosyl]oxy]oxacyclotetradecane-2,10-dione
EINECS	Contact for details

Quality Control

Our Rosamicin is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles. We support compliance with cGMP guidelines and relevant pharmacopeial standards for research and development purposes.

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 and potency.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to reference spectrum
Identification (HPLC)	Retention time matches reference standard
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 5.0%
Residue on Ignition	≤ 1.0%
Related Substances (HPLC)	Total impurities ≤ 3.0% Any single impurity ≤ 1.0%

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