Description

20R 13(17)-24R-Ethyl Diacholestene is a high-purity, specialized steroidal intermediate of significant interest in advanced organic synthesis. This compound matters for its role as a critical building block in the research and development of novel pharmaceutical agents and bioactive molecules. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical, biotechnology, and fine chemical industries for creating complex molecular architectures.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel steroid-based therapeutics and hormone analogs.
• Research & Development: Used in academic and industrial laboratories for investigating new synthetic pathways and structure-activity relationships (SAR).
• Fine Chemical Synthesis: Employed as a sophisticated building block for constructing complex, high-value specialty chemicals.
• Reference Standard: Acts as a certified reference material (CRM) for analytical method development and quality control in steroid analysis.
• Biochemical Research: Utilized in studies exploring sterol metabolism, receptor binding, and other biological mechanisms.

Basic Information

Product Name	20R 13(17)-24R-Ethyl Diacholestene
CAS No.	99265-25-5
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	20R,13(17)-24R-Ethyl Diacholestene; (20R,24R)-13(17)-Ethyl-24-methyl-9,10-secocholesta-5,7,9(11)-trien-3β-ol (theoretical IUPAC); Ethyl Diacholestene; 20R-Ethyl Diacholestene; Steroid Intermediate 99265-25-5; Diacholestene derivative; 24R-Ethyl-13(17)-ene steroid
EINECS	Contact for details

Quality Control

Our 20R 13(17)-24R-Ethyl Diacholestene is produced under a strict quality management system. Each batch undergoes rigorous analytical testing, including chromatographic purity assays and structural confirmation, to ensure it meets the high standards required for research and synthesis. 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, 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 crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Loss on Drying	≤ 0.5%

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