Description

5Beta-Androstan-17Beta-Ol-3-One is a high-purity steroid intermediate of significant importance in pharmaceutical research and development. This compound serves as a critical building block for the synthesis of more complex steroid-based active pharmaceutical ingredients (APIs). It is primarily needed by manufacturers and research institutions in the pharmaceutical, biotechnology, and fine chemical sectors focused on hormone-related therapeutics and advanced organic synthesis.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of steroidal drugs and hormones.
• Biochemical Research: Used as a reference standard or starting material in metabolic pathway studies and endocrinology research.
• Fine Chemical Synthesis: Employed in the multi-step synthesis of complex organic molecules for various therapeutic applications.
• API Development: Serves as a crucial building block in the research and development of new active pharmaceutical ingredients.
• Reference Standard: Utilized in analytical laboratories for method development, calibration, and quality control testing of related compounds.

Basic Information

Product Name	5Beta-Androstan-17Beta-Ol-3-One
CAS No.	571-22-2
Molecular Formula	C19H30O2
Molecular Weight	290.44 g/mol
Synonyms	Etiocholanolone; 5β-Androstan-3α-ol-17-one; 3α-Hydroxy-5β-androstan-17-one; 5β-Androstane-3α-ol-17-one; 17-Oxo-5β-androstan-3α-ol; 3α-Hydroxyetiocholane-17-one; 5β-Androstan-17-one-3α-ol; Etiocholan-3α-ol-17-one
EINECS	209-328-4

Quality Control

Our 5Beta-Androstan-17Beta-Ol-3-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 stringent specifications for pharmaceutical-grade intermediates. Certificates of Analysis (COA) documenting all test results are available upon request to support your regulatory and quality assurance requirements.

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.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Identification (HPLC)	Retention time matches reference standard
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0% Any single impurity ≤ 1.0%
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.