Description

5α-Androst-9(11)-En-12-One is a high-purity steroid intermediate of significant importance in advanced organic synthesis. This compound serves as a critical building block for the development of complex pharmaceutical and research compounds. It is primarily utilized by research institutions and pharmaceutical manufacturers engaged in the synthesis of novel steroid-based therapeutics and biochemical probes.

Application

• Pharmaceutical Intermediate: A key precursor in the multi-step synthesis of specialized steroid hormones and active pharmaceutical ingredients (APIs).
• Research & Development: Used in academic and industrial R&D for studying steroid metabolism, receptor interactions, and structure-activity relationships (SAR).
• Biochemical Synthesis: Employed in the preparation of labeled compounds (e.g., deuterated or radiolabeled analogs) for tracer studies and metabolic research.
• Reference Standard: Serves as a high-purity analytical standard for quality control and method development in analytical laboratories.

Basic Information

Product Name	5α-Androst-9(11)-En-12-One
CAS No.	4354-37-4
Molecular Formula	C₁₉H₂₈O
Molecular Weight	272.43 g/mol
Synonyms	5α-Androst-9(11)-en-12-one; 9(11)-Dehydro-12-oxo-5α-androstane; 12-Oxo-5α-androst-9(11)-ene; 5α-Androst-9-en-12-one; Androst-9(11)-en-12-one, 5α-
EINECS	Contact for details

Quality Control

Our 5α-Androst-9(11)-En-12-One is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation (IR, NMR), to ensure it meets exacting standards for research and synthesis. 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 place at controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and must be kept in a dry environment. For long-term storage, consider using a desiccator or inert atmosphere to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Single Unknown Impurity (HPLC)	≤ 0.5%
Total Impurities (HPLC)	≤ 2.0%

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