Description

Macbecin Ii is a potent ansamycin-class antibiotic compound, identified by CAS No. 73341-73-8. This specialized chemical is valued for its significant biological activity, particularly as a precursor or research tool in the development of novel therapeutic agents. It is primarily utilized by pharmaceutical R&D laboratories, biotechnology companies, and academic institutions engaged in antimicrobial and anticancer research.

Application

• Pharmaceutical Research & Development: Serves as a key intermediate or reference standard in the synthesis and study of novel ansamycin antibiotics.
• Antimicrobial Agent Studies: Used in biochemical research to investigate mechanisms of action against various bacterial strains.
• Oncology Research: Employed in preclinical studies exploring its potential antitumor and anti-angiogenic properties.
• Biochemical Pathway Analysis: Acts as a specific inhibitor in studies targeting Hsp90 and other molecular chaperones.
• Reference Standard: Provides a high-purity benchmark for analytical method development, quality control, and regulatory submissions.

Basic Information

Product Name	Macbecin Ii
CAS No.	73341-73-8
Molecular Formula	C31H43NO9
Molecular Weight	573.68 g/mol
Synonyms	Macbecin II; Antibiotic C 14919-C; Ansamitocin P-3' ; 15-Desmethoxy-17-demethoxy-17-amino-18-methylgeldanamycin; 17-Amino-17-demethoxygeldanamycin; NSC 330500; C 14919-C; L-156,602
EINECS	Contact for details

Quality Control

Our Macbecin Ii is produced under stringent quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the exacting standards required for research applications. A detailed Certificate of Analysis (COA) is provided with every shipment to guarantee traceability and compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. For long-term stability, store at -20°C or below under an inert atmosphere to prevent oxidation. Allow the product to equilibrate to room temperature in a desiccator before opening to minimize moisture uptake.

Specification

Item	Specification
Appearance	Yellow to light brown powder
Identification (HPLC)	Conforms to reference standard
Identification (IR)	Conforms to reference spectrum
Purity (HPLC)	≥ 95.0%
Water Content (KF)	≤ 2.0%
Residue on Ignition	≤ 1.0%

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