Description

n-(5α-Cholestan-3β-Yl)-n-Ethylacetamide CAS NO 55320-47-3 is a high-purity steroidal amide derivative, synthesized from a cholestane backbone. This compound is valued for its role as a key intermediate in advanced pharmaceutical research and fine chemical synthesis, offering a defined molecular scaffold for further functionalization. It is primarily required by research institutions and pharmaceutical companies engaged in the development of novel therapeutic agents, particularly in the fields of endocrinology and metabolic disease research.

Application

• Pharmaceutical Intermediate: Serves as a critical building block in the synthesis of novel steroidal drugs and active pharmaceutical ingredients (APIs).
• Biochemical Research: Used as a reference standard or probe in studies investigating sterol metabolism, receptor binding, and enzyme inhibition.
• Fine Chemical Synthesis: Acts as a specialized precursor for creating complex organic molecules with specific stereochemistry for advanced material science.
• Academic Research: Employed in university and institutional labs for methodological development and fundamental studies in organic and medicinal chemistry.

Basic Information

Product Name	n-(5α-Cholestan-3β-Yl)-n-Ethylacetamide
CAS No.	55320-47-3
Molecular Formula	C₃₁H₅₅NO
Molecular Weight	457.78 g/mol
Synonyms	N-Ethyl-N-(5α-cholestan-3β-yl)acetamide; 3β-(N-Ethylacetamido)-5α-cholestane; Cholestan-3β-yl-N-ethylacetamide; NSC 163046; 5α-Cholestan-3β-ol, N-ethylacetamide derivative; 3β-Acetamido-5α-cholestane, N-ethyl derivative; (3β)-N-Ethyl-N-(5α-cholestan-3-yl)acetamide
EINECS	Contact for details

Quality Control

Our products undergo rigorous quality testing to ensure compliance with industry standards. Each batch is characterized using advanced analytical techniques to confirm identity, purity, and consistency. Certificates of Analysis (COA) detailing specific results for purity, residual solvents, and related substances are available upon request. We adhere to a quality management system suitable for supplying materials for research and development purposes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed to prevent absorption of atmospheric moisture. For long-term storage, consider using desiccants.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Loss on Drying	≤ 1.0%
Related Substances (HPLC)	Total impurities ≤ 3.0%
Specific Rotation	Contact for details
Heavy Metals	< 20 ppm

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