Description

Fabesetron is a high-purity pharmaceutical intermediate with the CAS registry number 129300-27-2. This compound is critical for the synthesis of advanced active pharmaceutical ingredients (APIs) requiring stringent quality control and reliable supply chains. It is primarily utilized by research institutions and manufacturers in the pharmaceutical and fine chemical industries for the development and production of specialized therapeutics.

Application

• Key intermediate in the synthesis of novel serotonin receptor antagonists.
• Building block for advanced pharmaceutical research and development (R&D).
• Precursor in the manufacture of active pharmaceutical ingredients (APIs) for neurological and gastrointestinal applications.
• Used in process chemistry for scale-up and optimization studies.
• Reference standard for analytical method development and quality control laboratories.
• Starting material for the preparation of deuterated or other isotopically labeled analogs for metabolic studies.

Basic Information

Product Name	Fabesetron
CAS No.	129300-27-2
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	129300-27-2; Fabesetron; (Chemical name to be confirmed); (IUPAC name to be confirmed); (Common alias to be confirmed)
EINECS	Contact for details

Quality Control

Our Fabesetron is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure it meets high-purity standards suitable for pharmaceutical R&D and intermediate use. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment.

Storage

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

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥98.0%
Related Substances (HPLC)	Total impurities ≤2.0%
Water Content (KF)	≤0.5%
Residue on Ignition	≤0.1%

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