Description

Carbostyril 124 n-Carboxymethyl Methanethiosulfonate is a specialized, high-purity chemical intermediate designed for advanced research and synthesis. This compound is valued for its role as a versatile building block in the development of novel pharmaceuticals and biochemical probes. It is primarily sought by researchers and process chemists in the pharmaceutical, biotechnology, and fine chemical industries for applications requiring precise molecular modification.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds targeting specific biological pathways.
• Bioconjugation Reagent: Used in the development of antibody-drug conjugates (ADCs) and other targeted therapeutic agents due to its reactive methanethiosulfonate group.
• Proteomics Research: Serves as a tool compound for protein labeling and modification studies in biochemical and proteomic research.
• Fluorescent Probe Synthesis: Utilized as a precursor for creating advanced fluorescent dyes and sensors, leveraging the carbostyril core structure.
• Material Science: Applied in the surface functionalization of nanomaterials and polymers for specialized applications.
• Chemical Biology: Employed in the study of enzyme mechanisms and the development of activity-based probes.

Basic Information

Product Name	Carbostyril 124 n-Carboxymethyl Methanethiosulfonate
CAS No.	1076199-73-9
Molecular Formula	C12H11NO5S2
Molecular Weight	313.35 g/mol
Synonyms	7-(Carboxymethylthio)-2-oxo-2H-1-benzopyran-3-carboxylic acid; 3-Carboxy-7-[(carboxymethyl)thio]-2-oxo-2H-1-benzopyran; Carbostyril 124 CMTS; 124-CMTS; 7-Carboxymethylthio-carbostyril 124; 3-Carboxyumbelliferone CMTS derivative; S-(Carboxymethyl) 3-carboxy-7-mercapto-2-oxo-2H-chromene-7-disulfide
EINECS	Contact for details

Quality Control

Our Carbostyril 124 n-Carboxymethyl Methanethiosulfonate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods, to ensure it meets the high standards required for research and development. Certificates of Analysis (COA) with detailed batch-specific data are available upon request to support your quality assurance protocols.

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 easily oxidized; for long-term storage, consider under an inert atmosphere such as argon or nitrogen.

Specification

Item	Specification
Appearance	Off-white to light yellow powder
Identification (HPLC/IR)	Conforms to reference standard
Purity (HPLC)	≥ 95.0%
Water Content (KF)	≤ 2.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm

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