Description

(24R,25S)-24,25-Epoxy-5α-Spirostane CAS NO 24744-34-1 is a high-purity, specialized steroidal epoxide compound of significant interest in advanced organic synthesis and pharmaceutical research. Its unique fused-ring structure with a reactive epoxide functional group makes it a valuable chiral building block for the development of novel bioactive molecules. This compound is primarily utilized by research institutions and pharmaceutical companies engaged in the synthesis of steroid derivatives, drug discovery programs, and the investigation of structure-activity relationships.

Application

• Pharmaceutical Intermediate: Serves as a key chiral synthon in the multi-step synthesis of complex steroid-based active pharmaceutical ingredients (APIs) and investigational new drugs.
• Organic Synthesis Building Block: Used in research-scale reactions, including nucleophilic ring-opening of the epoxide, to introduce specific stereochemistry and functional groups into target molecules.
• Biochemical Research: Employed as a reference standard or probe in metabolic studies and enzymatic research related to steroid biosynthesis pathways.
• Academic Research: Utilized in university and institutional laboratories for methodological development in stereoselective synthesis and natural product chemistry.

Basic Information

Product Name	(24R,25S)-24,25-Epoxy-5α-Spirostane
CAS No.	24744-34-1
Molecular Formula	C27H42O4
Molecular Weight	430.62 g/mol
Synonyms	(24R,25S)-24,25-Epoxy-5α-spirostan; 24R,25S-Epoxyspirostane; 24,25-Epoxy-5α-spirostane; (24R,25S)-Epoxyspirostane; 5α-Spirostane, 24,25-epoxy-, (24R,25S)-; Spirostan-24,25-epoxide; 24744-34-1; (24R,25S)-24,25-Epoxyspirostan
EINECS	Contact for details

Quality Control

We supply (24R,25S)-24,25-Epoxy-5α-Spirostane in high-purity grades suitable for research and development. Our products undergo rigorous quality testing to ensure compliance with industry standards. Certificates of Analysis (COA) detailing identity, purity, and related substance profiles are available upon request. For specific pharmacopeial (e.g., USP) or custom purity requirements, please contact our technical team.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (typically 15-25°C). The product is light-sensitive and should be handled under appropriate conditions to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Loss on Drying	≤ 1.0%
Specific Rotation	Contact for details

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