Description

2β-Bromo-5α-Cholestan-3-One Ethylene Acetal is a high-purity, advanced steroidal intermediate of significant importance in synthetic organic chemistry. This compound is valued for its role as a key building block in the synthesis of complex steroid derivatives and other bioactive molecules. It is primarily utilized by research institutions and pharmaceutical companies engaged in the development of novel therapeutic agents and fine chemical synthesis.

Application

• Pharmaceutical Intermediate: A critical precursor in the multi-step synthesis of novel steroid-based drugs and active pharmaceutical ingredients (APIs).
• Steroid Derivative Synthesis: Used in research laboratories for the preparation of modified cholestane derivatives with potential biological activity.
• Chemical Research: Serves as a model compound in methodological studies for exploring new bromination and acetal protection/deprotection strategies.
• Fine Chemical Production: Employed in the manufacture of high-value, specialized fine chemicals for academic and industrial research markets.

Basic Information

Product Name	2β-Bromo-5α-Cholestan-3-One Ethylene Acetal
CAS No.	56052-89-2
Molecular Formula	C₂₉H₄₉BrO₂
Molecular Weight	509.61 g/mol
Synonyms	2β-Bromo-5α-cholestan-3-one ethylene acetal; 5α-Cholestan-3-one, 2β-bromo-, ethylene acetal; 2β-Bromocholestan-3-one ethylene ketal; (2β,5α)-2-Bromocholestan-3-one ethylene acetal; 2-Bromo-5α-cholestan-3-one ethylene ketal; 56052-89-2; Bromocholestanone ethylene acetal
EINECS	Contact for details

Quality Control

Our 2β-Bromo-5α-Cholestan-3-One Ethylene Acetal is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC, NMR, and IR spectroscopy, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to guarantee compliance with your research and development requirements.

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 material is light-sensitive and easily oxidized; for long-term storage, it is recommended to keep the container under an inert atmosphere such as nitrogen or argon to maintain product integrity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
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.