Description

(R)-Bel CAS NO 478288-90-3 is a high-purity chiral intermediate of significant importance in modern pharmaceutical synthesis. This compound is valued for its role as a key building block in the development of enantiomerically pure active pharmaceutical ingredients (APIs). It is primarily utilized by research institutions and manufacturers in the pharmaceutical and fine chemical industries engaged in the development of novel therapeutics, particularly those targeting specific biological pathways where stereochemistry is critical.

Application

• Pharmaceutical Intermediate: A crucial chiral building block for the synthesis of advanced drug candidates and active pharmaceutical ingredients (APIs).
• Asymmetric Synthesis: Used in catalytic and stoichiometric asymmetric reactions to introduce the desired (R)-configuration into target molecules.
• Medicinal Chemistry Research: Serves as a key starting material or intermediate in drug discovery and lead optimization programs.
• Process Chemistry Development: Employed in the scale-up and optimization of synthetic routes for new chemical entities (NCEs).
• Reference Standard: Can be used as a high-purity analytical standard for method development and quality control in chiral analysis.

Basic Information

Product Name	(R)-Bel
CAS No.	478288-90-3
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	(R)-Bel; (R)-Bel Intermediate; (R)-Enantiomer of Bel; 478288-90-3; UNII-9J97361D2F; 9J97361D2F; Bel, (R)-; (R)-Form of Bel
EINECS	Contact for details

Quality Control

Our (R)-Bel is produced under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including chiral purity determination by HPLC. A Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance and regulatory needs.

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). Keep the container tightly sealed to protect from moisture.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to reference spectrum
Purity (HPLC)	≥ 98.0%
Chiral Purity (Chiral HPLC)	≥ 99.0% ee
Loss on Drying	≤ 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.