Description

1-[(8R,9S,10S,13R,14S,17S)-3-Hydroxy-10,13-Dimethyl-2,3,4,5,6,7,8,9,11,12,14,15,16,17-Tetradecahydro-1H-Cyclopenta[A]Phenanthren-17-Yl]Ethanone is a high-purity steroid derivative with a defined stereochemistry, serving as a critical intermediate in advanced organic synthesis. Its value lies in providing a chiral, functionalized backbone essential for constructing complex molecules with high biological activity. This compound is primarily needed by pharmaceutical R&D teams and fine chemical manufacturers developing novel therapeutic agents, particularly in the fields of endocrinology and oncology.

Application

• Pharmaceutical Intermediate: A key chiral building block for the synthesis of novel steroid-based drugs and hormone therapies.
• Research & Development: Used in academic and industrial laboratories for studying steroid receptor interactions and metabolic pathways.
• Fine Chemical Synthesis: Employed in the multi-step synthesis of complex organic molecules requiring a specific steroidal framework.
• Reference Standard: Serves as a high-purity analytical standard for quality control and method development in pharmaceutical analysis.
• Biochemical Probe: Utilized in biochemical assays to investigate enzyme mechanisms related to steroid biosynthesis and modification.

Basic Information

Item	Detail
Product Name	1-[(8R,9S,10S,13R,14S,17S)-3-Hydroxy-10,13-Dimethyl-2,3,4,5,6,7,8,9,11,12,14,15,16,17-Tetradecahydro-1H-Cyclopenta[A]Phenanthren-17-Yl]Ethanone
CAS No.	4406-35-3
Molecular Formula	C21H32O2
Molecular Weight	316.48 g/mol
Synonyms	17β-Acetoxy-5α-androstan-3α-ol; 3α-Hydroxy-5α-androstan-17β-yl acetate; 5α-Androstan-3α-ol-17β-yl acetate; Androstane-3α,17β-diol 17-acetate; (3α,5α,17β)-3-Hydroxyandrostan-17-yl acetate; 17β-Acetoxy-3α-hydroxy-5α-androstane; 3α-Hydroxy-17β-acetoxy-5α-androstane
EINECS	Contact for details

Quality Control

Our 1-[(8R,9S,10S,13R,14S,17S)-3-Hydroxy-10,13-Dimethyl-2,3,4,5,6,7,8,9,11,12,14,15,16,17-Tetradecahydro-1H-Cyclopenta[A]Phenanthren-17-Yl]Ethanone is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including chiral purity verification and impurity profiling, to ensure it meets the stringent requirements for pharmaceutical intermediates. Certificates of Analysis (COA) documenting identity, purity, and specific tests are available upon request.

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 container should be kept in a well-ventilated area and protected from moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Chiral Purity	≥ 99.0% (by Chiral HPLC)
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Specific Rotation	Contact for details

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