Description

11-Ketoetiocholanolone is a significant steroid metabolite and a key intermediate in the synthesis of various pharmaceutical compounds. Its precise chemical structure makes it valuable for research and development in endocrinology and metabolic studies. This compound is primarily utilized by pharmaceutical R&D laboratories, analytical reference standard producers, and manufacturers of high-purity fine chemicals.

Application

• Pharmaceutical Intermediate: A critical building block in the synthesis of steroidal drugs and active pharmaceutical ingredients (APIs).
• Biochemical Research: Used as a reference standard or reagent in studies of steroid metabolism, hormone pathways, and enzyme function.
• Diagnostic Development: Serves as a calibrant or component in the development of diagnostic assays and kits for hormonal analysis.
• Metabolite Standard: Essential for quantitative analysis in clinical and forensic toxicology to identify and measure steroid metabolites.
• Academic & Industrial R&D: Employed in investigative studies within universities, contract research organizations (CROs), and biotech firms.

Basic Information

Item	Details
Product Name	11-Ketoetiocholanolone
CAS No.	739-27-5
Molecular Formula	C19H28O3
Molecular Weight	304.43 g/mol
Synonyms	11-Oxoetiocholanolone; 3α-Hydroxy-5β-androstane-11,17-dione; 5β-Androstane-3α-ol-11,17-dione; 11-Keto-aetiocholanolone; 11-Ketoetiocholanolone; Etiocholane-3α-ol-11,17-dione; 11-Oxoetiocholanolone; 3α-Hydroxy-5β-androstan-11,17-dione
EINECS	Contact for details

Quality Control

Our 11-Ketoetiocholanolone is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation by IR and NMR spectroscopy, to ensure it meets the high standards required for research and synthesis. Certificates of Analysis (COA) documenting all critical parameters are available upon request.

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); ensure the container is sealed tightly after each use to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
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.