Description

17β-Hydroxy-4,4-Dimethyl-5α-Androstan-3-One is a high-purity synthetic steroid intermediate, also known by its CAS number 54550-06-0. This compound is valued for its role as a key building block in the synthesis of more complex steroidal pharmaceuticals and research compounds. It is primarily required by manufacturers and research institutions in the pharmaceutical, biotechnology, and fine chemical sectors for the development of novel therapeutic agents and advanced chemical studies.

Application

• Pharmaceutical Intermediate: A critical precursor in the multi-step synthesis of steroidal active pharmaceutical ingredients (APIs) and hormones.
• Research & Development: Used in academic and industrial laboratories for pharmacological studies, structure-activity relationship (SAR) research, and the development of new therapeutic candidates.
• Fine Chemical Synthesis: Serves as a specialized building block for creating complex, high-value steroidal compounds in custom synthesis and contract manufacturing.
• Reference Standard: Employed as an analytical standard in quality control laboratories for method development, validation, and impurity profiling of related steroid products.

Basic Information

Item	Details
Product Name	17β-Hydroxy-4,4-Dimethyl-5α-Androstan-3-One
CAS No.	54550-06-0
Molecular Formula	C21H34O2
Molecular Weight	318.50 g/mol
Synonyms	4,4-Dimethyl-17β-hydroxy-5α-androstan-3-one; 17β-Hydroxy-4,4-dimethyl-5α-androstan-3-one; 4,4-Dimethylandrostanolone; 4,4-Dimethyl-DHT; 4,4-Dimethyldihydrotestosterone; 5α-Androstan-3-one, 17β-hydroxy-4,4-dimethyl-; 4,4-Dimethyl-5α-androstane-3β,17β-diol-3-one (related form)
EINECS	Contact for details

Quality Control

Our 17β-Hydroxy-4,4-Dimethyl-5α-Androstan-3-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 exacting standards for research and synthesis. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee traceability and compliance.

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 incompatible materials and sources of ignition.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Purity (HPLC)	≥ 98.0%
Melting Point	Specified range available
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.