Description

(17E)-5α-Pregn-17(20)-En-16-One CAS NO 54548-13-9 is a high-purity steroid intermediate, specifically a pregnane derivative, valued for its defined chemical structure and role in complex organic synthesis. This compound is crucial for research and development in the pharmaceutical sector, where it serves as a key building block for the synthesis of more complex steroid-based active pharmaceutical ingredients (APIs). It is primarily utilized by fine chemical manufacturers, research institutions, and pharmaceutical companies engaged in steroid chemistry and advanced therapeutic development.

Application

• Pharmaceutical Intermediate: A critical precursor in the multi-step synthesis of steroidal drugs and hormones.
• Research & Development: Used in academic and industrial laboratories for studying steroid metabolism, receptor binding, and structure-activity relationships (SAR).
• Fine Chemical Synthesis: Serves as a specialized building block for creating novel chemical entities and complex molecular architectures in custom synthesis projects.
• Reference Standard: Can be utilized as an analytical standard for quality control and method development in chromatographic analysis of steroid compounds.

Basic Information

Product Name	(17E)-5α-Pregn-17(20)-En-16-One
CAS No.	54548-13-9
Molecular Formula	C21H32O
Molecular Weight	300.48 g/mol
Synonyms	5α-Pregn-17(20)-en-16-one; 16-Oxo-5α-pregn-17(20)-ene; (17E)-5α-Pregn-17(20)-en-16-one; 5α-Pregna-17(20)-en-16-one; Pregn-17(20)-en-16-one, 5α-; 16-Keto-5α-pregn-17(20)-ene
EINECS	Contact for details

Quality Control

Our (17E)-5α-Pregn-17(20)-En-16-One is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods, to ensure it meets the high standards required for research and synthesis applications. A Certificate of Analysis (COA) detailing all test results 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 (15-25°C). Keep away from heat and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
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.