Description

(25R)-5α-Spirostan-24-One CAS NO 69688-42-2 is a high-purity steroidal sapogenin derivative, a key advanced intermediate in the synthesis of complex bioactive molecules. Its defined stereochemistry and functional group make it a critical building block for pharmaceutical research and development. This compound is primarily utilized by research institutions and manufacturers in the pharmaceutical and fine chemical sectors for the development of novel steroid-based therapeutics and reference standards.

Application

• Pharmaceutical Intermediate: A crucial precursor in the multi-step synthesis of steroidal drugs, including potential anti-inflammatory, hormonal, and cardiovascular agents.
• Reference Standard: Used as a certified reference material (CRM) for analytical method development, validation, and quality control in pharmaceutical laboratories.
• Biochemical Research: Serves as a starting material or probe in academic and industrial research exploring steroid biosynthesis pathways and receptor interactions.
• Fine Chemical Synthesis: Employed in the production of specialized steroidal compounds for high-value applications in material science and agrochemical research.

Basic Information

Product Name	(25R)-5α-Spirostan-24-One
CAS No.	69688-42-2
Molecular Formula	C27H42O4
Molecular Weight	430.62 g/mol
Synonyms	(25R)-5α-Spirostan-24-one; 24-Oxo-5α-spirostan; (25R)-Spirostan-24-one; 5α-Spirostan-24-one; Tigogenone; (25R)-24-Oxospirostan; Tigogen-24-one; Tigogenone (25R-isomer)
EINECS	Contact for details

Quality Control

Our (25R)-5α-Spirostan-24-One 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 pharmaceutical intermediates and research chemicals. A detailed Certificate of Analysis (COA) is provided with every shipment.

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 product is light-sensitive and should be handled and stored accordingly to maintain stability.

Specification

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