Description

25-(Acetyloxy)-5-Hydroxy-5α-Ergostane-3,6-Dione is a high-purity, semi-synthetic steroidal derivative of significant interest in advanced pharmaceutical research and development. This compound serves as a critical intermediate or reference standard for the synthesis and study of more complex bioactive molecules. It is primarily utilized by research institutions, pharmaceutical companies, and fine chemical manufacturers engaged in steroid chemistry, drug discovery, and analytical method development.

Application

• Pharmaceutical Intermediate: A key building block in the multi-step synthesis of novel steroidal drugs and active pharmaceutical ingredients (APIs).
• Biochemical Research: Used as a reference compound or substrate in enzymatic studies and metabolic pathway investigations related to sterol biosynthesis.
• Analytical Standard: Serves as a high-purity certified reference material (CRM) for quality control, method validation, and quantification in HPLC, LC-MS, or GC-MS analysis.
• Academic Research: Employed in universities and research labs for studying steroid structure-activity relationships (SAR) and developing new synthetic methodologies.
• Precursor for Derivatives: Provides a functionalized core structure for the preparation of specialized steroidal analogs with potential biological activity.

Basic Information

Product Name	25-(Acetyloxy)-5-Hydroxy-5α-Ergostane-3,6-Dione
CAS No.	56143-30-7
Molecular Formula	C₃₀H₄₈O₅
Molecular Weight	488.70 g/mol
Synonyms	5α-Ergostane-3,6-dione, 25-(acetyloxy)-5-hydroxy-; 25-Acetoxy-5-hydroxy-5α-ergostane-3,6-dione; 5-Hydroxy-25-acetoxy-5α-ergostane-3,6-dione; (5α)-25-(Acetyloxy)-5-hydroxyergostane-3,6-dione; 25-Acetoxy-5α-hydroxyergostane-3,6-dione; 5α-Ergostane-25-ol, 3,6-dione, 5-hydroxy-, 25-acetate; 3,6-Diketo-5-hydroxy-25-acetoxy-5α-ergostane
EINECS	Contact for details

Quality Control

Our 25-(Acetyloxy)-5-Hydroxy-5α-Ergostane-3,6-Dione is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods (IR, NMR), to ensure it meets the high standards required for research and development. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). The compound may be light-sensitive and should be handled under appropriate conditions to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 97.0%
Assay	≥ 98.0% (on dried basis)
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Single Unknown Impurity (HPLC)	≤ 1.0%
Total Impurities (HPLC)	≤ 3.0%

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