Description

(20R)-Stigmastane is a saturated tetracyclic triterpene, a fundamental steroidal hydrocarbon scaffold derived from the hydrogenation of stigmasterol. This compound is of significant value as a key intermediate and reference standard in advanced organic synthesis and analytical chemistry. It is primarily utilized by research institutions and manufacturers in the pharmaceutical, nutraceutical, and fine chemical sectors for developing and characterizing steroidal compounds.

Application

• Pharmaceutical Intermediate: Serves as a crucial starting material or building block in the synthesis of novel steroidal drugs and bioactive molecules.
• Analytical Reference Standard: Used for method development, calibration, and quality control in chromatographic analyses (HPLC, GC) within quality assurance laboratories.
• Biochemical Research: Employed in metabolic pathway studies and as a probe to investigate the biological activity and structure-activity relationships (SAR) of sterols.
• Nutraceutical Synthesis: Acts as a precursor in the production of specialized sterol-based dietary supplements and functional food ingredients.
• Fine Chemical Synthesis: Provides a stable, saturated core for synthesizing complex organic compounds, dyes, and liquid crystals.

Basic Information

Product Name	(20R)-Stigmastane
CAS No.	601-58-1
Molecular Formula	C29H52
Molecular Weight	400.73 g/mol
Synonyms	Stigmastane; (20R)-5α-Stigmastane; 5α-Stigmastane; Dihydro-β-Sitostane; 24-Ethyl-5α-cholestane; 24α-Ethylcholestane; NSC 8931
EINECS	Contact for details

Quality Control

Our (20R)-Stigmastane is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including chromatographic purity assays and structural confirmation, to ensure it meets the high standards required for research and synthesis. A detailed Certificate of Analysis (COA) is provided with every shipment to guarantee traceability, consistency, and compliance with your specifications.

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
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
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.