Description

(25R)-5β-Spirostane-2β,3α,4β-Triol CAS NO 18587-06-9 is a high-purity, specific stereoisomer of a spirostane triol derivative, a key intermediate in advanced organic synthesis. This compound is valued for its defined stereochemistry, which is critical for research and development in pharmaceutical and fine chemical applications. It serves as a vital building block for medicinal chemists and researchers in the life sciences sector, particularly those developing novel steroid-based therapeutics or investigating bioactive natural product derivatives.

Application

• Pharmaceutical Intermediate: A crucial chiral building block for the synthesis of novel steroid-based drugs and active pharmaceutical ingredients (APIs).
• Medicinal Chemistry Research: Used in structure-activity relationship (SAR) studies and the development of new therapeutic agents targeting hormone receptors.
• Reference Standard: Serves as a high-purity analytical standard for quality control and method development in pharmaceutical laboratories.
• Biochemical Research: Employed in studies exploring enzyme inhibition, metabolic pathways, and other biochemical interactions involving steroidal structures.
• Fine Chemical Synthesis: Acts as a specialized precursor for synthesizing complex natural product analogs and other high-value fine chemicals.

Basic Information

Product Name	(25R)-5β-Spirostane-2β,3α,4β-Triol
CAS No.	18587-06-9
Molecular Formula	C27H44O5
Molecular Weight	448.64 g/mol
Synonyms	(25R)-Spirostane-2β,3α,4β-triol; 2β,3α,4β-Trihydroxy-(25R)-5β-spirostane; 5β-Spirostane-2β,3α,4β-triol, (25R)-; (25R)-2β,3α,4β-Trihydroxy-5β-spirostan; 18587-06-9; (25R)-5β-Spirostan-2β,3α,4β-triol
EINECS	Contact for details

Quality Control

Our (25R)-5β-Spirostane-2β,3α,4β-Triol is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and chiral analysis to confirm stereochemical integrity, ensuring it meets the stringent requirements for research and pharmaceutical development. A Certificate of Analysis (COA) detailing identity, purity, and specific test results 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 (typically 15-25°C). Keep the container tightly sealed in a dry environment to maintain product stability.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Chiral Purity	≥ 99.0% (by chiral HPLC)
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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