Description

(25R)-5α-Spirost-14-Ene is a high-purity steroidal sapogenin derivative, a key intermediate in the synthesis of various bioactive steroid compounds. Its defined stereochemistry and specific double bond position make it a valuable 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 synthesis of novel steroid-based drugs and reference standards.

Application

• Pharmaceutical Intermediate: A crucial precursor in the multi-step synthesis of steroidal active pharmaceutical ingredients (APIs) and hormones.
• Research & Development: Used in academic and industrial laboratories for investigating new synthetic pathways and structure-activity relationships (SAR) of steroid molecules.
• Reference Standard: Serves as a high-purity analytical standard for quality control and method development in chromatographic analysis (e.g., HPLC, GC).
• Fine Chemical Synthesis: Employed in the production of specialized steroidal compounds for various biochemical and diagnostic applications.

Basic Information

Product Name	(25R)-5α-Spirost-14-Ene
CAS No.	24742-84-5
Molecular Formula	C27H42O3
Molecular Weight	414.62 g/mol
Synonyms	(25R)-Spirost-14-en-3β-ol; 5α-Spirost-14-ene-3β-ol, (25R)-; (25R)-5α-Spirost-14-en-3β-ol; Tigogenin δ14-isomer; (25R)-3β-Hydroxy-5α-spirost-14-ene; 5α,25R-Spirost-14-en-3β-ol; δ14-Tigogenin
EINECS	Contact for details

Quality Control

Our (25R)-5α-Spirost-14-Ene is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods (IR, NMR), to ensure it meets the stringent requirements for research and synthesis applications. A Certificate of Analysis (COA) detailing all test results is provided with every shipment.

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 the container tightly sealed when not in use to protect from moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Specified range provided on COA
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.