Description

Cholest-4-En-6-One Ethylene Acetal is a high-purity steroidal intermediate, specifically a protected ketone derivative of cholesterol. This compound is critical for synthetic organic chemistry, providing a versatile and reactive scaffold for the targeted synthesis of complex steroid-based molecules. It is primarily utilized by research institutions and pharmaceutical manufacturers engaged in the development of novel therapeutic agents and advanced biochemical research.

Application

• Pharmaceutical Intermediate: A key building block in the multi-step synthesis of novel steroid-based drugs and active pharmaceutical ingredients (APIs).
• Biochemical Research: Used as a precursor in academic and industrial laboratories for studying steroid metabolism, receptor interactions, and enzyme mechanisms.
• Hormone Analog Synthesis: Serves as a starting material for the preparation of modified hormone analogs with potential therapeutic applications.
• Reference Standard: Employed as a high-purity analytical standard in quality control (QC) and research & development (R&D) laboratories for method development and validation.
• Organic Synthesis: Utilized in advanced organic synthesis to introduce the steroidal core structure into more complex molecular architectures.

Basic Information

Product Name	Cholest-4-En-6-One Ethylene Acetal
CAS No.	38404-90-9
Molecular Formula	C₂₉H₄₈O₂
Molecular Weight	428.70 g/mol
Synonyms	6-Ketocholest-4-ene ethylene acetal; 6-Oxocholest-4-en-3β-yl ethylene ketal; Cholest-4-en-6-one, ethylene ketal; (3β)-Cholest-4-en-6-one ethylene ketal; 3β-Hydroxycholest-4-en-6-one ethylene ketal; NSC 163044; 38404-90-9
EINECS	Contact for details

Quality Control

Our Cholest-4-En-6-One Ethylene Acetal is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets the stringent requirements for research and synthesis. A Certificate of Analysis (COA) detailing all specifications and test results is provided with every shipment to guarantee traceability and batch-to-batch consistency.

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 heat sources and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Specified range available on COA
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	< 20 ppm

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