Description

Tosufloxacin Tosylate CAS NO 115964-29-9 is the tosylate salt form of tosufloxacin, a potent third-generation fluoroquinolone antibiotic. This compound is a critical pharmaceutical intermediate valued for its broad-spectrum antibacterial activity against both Gram-positive and Gram-negative organisms. It is primarily utilized by pharmaceutical manufacturers and research institutions in the development and production of advanced antibacterial formulations.

Application

• Pharmaceutical Active Ingredient (API) Synthesis: Serves as a key intermediate in the manufacturing of finished antibiotic dosage forms.
• Antibacterial Drug Development: Used in R&D for creating new fluoroquinolone-based therapeutics targeting resistant bacterial strains.
• Veterinary Medicine: Employed in the formulation of antibacterial treatments for animal health.
• Clinical Research: Utilized as a reference standard in pharmacological and microbiological studies.
• Biochemical Research: Applied in studies investigating bacterial DNA gyrase and topoisomerase IV inhibition mechanisms.

Basic Information

Item	Detail
Product Name	Tosufloxacin Tosylate
CAS No.	115964-29-9
Molecular Formula	C26H25F3N4O7S
Molecular Weight	594.56 g/mol
Synonyms	Tosufloxacin p-Toluenesulfonate; Tosufloxacin Tosilate; (7-[(3S,4S)-3-[(1-Amino-2-fluoroethylidene)amino]-1-(2,4-difluorophenyl)-2-oxo-1-azetidinyl]-1-cyclopropyl-6-fluoro-1,4-dihydro-4-oxo-1,8-naphthyridine-3-carboxylic acid p-Toluenesulfonate); T-3262 Tosylate; Ozex Tosylate; OPC-7251 Tosylate
EINECS	Contact for details

Quality Control

Our Tosufloxacin Tosylate is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, residual solvent analysis, and identification by IR and NMR spectroscopy, to ensure it meets stringent pharmaceutical-grade specifications. Certificates of Analysis (COA) documenting full compliance are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to exclude moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Identification (HPLC)	Retention time corresponds to reference standard
Assay (HPLC)	≥ 98.5%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm
Related Substances (HPLC)	Total impurities ≤ 1.5% Any single impurity ≤ 0.5%

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