Description

(3,5,25R)-3-Hydroxyspirost-9(11)-Ene is a high-purity steroidal sapogenin derivative characterized by its specific hydroxylation and double bond configuration. This compound serves as a crucial intermediate in the synthesis of complex steroid-based pharmaceuticals and bioactive molecules. It is primarily utilized by research institutions and manufacturers in the pharmaceutical, biotechnology, and fine chemical sectors for developing novel therapeutic agents and conducting advanced biochemical research.

Application

• Pharmaceutical Intermediate: A key building block for the semi-synthesis of steroidal drugs, including corticosteroids, diuretics, and hormone analogs.
• Biochemical Research: Used as a reference standard or precursor in studies involving steroid metabolism, receptor binding, and enzymatic pathways.
• Fine Chemical Synthesis: Employed in the production of specialized steroidal compounds for agrochemicals and high-value material science applications.
• Academic & Contract Research: Supplied to universities and CROs (Contract Research Organizations) for investigative chemistry and drug discovery programs.

Basic Information

Product Name	(3,5,25R)-3-Hydroxyspirost-9(11)-Ene
CAS No.	1106-20-3
Molecular Formula	C27H40O4
Molecular Weight	428.61 g/mol
Synonyms	3β-Hydroxyspirosta-9(11)-ene; (25R)-3β-Hydroxyspirost-9(11)-ene; 9(11)-Dehydrosarsasapogenin; Tigogenone derivative; Spirosta-9(11)-en-3-ol, (3β,25R)-; 1106-20-3; 3-Hydroxyspirost-9-ene
EINECS	Contact for details

Quality Control

Our (3,5,25R)-3-Hydroxyspirost-9(11)-Ene is produced under a strict quality management system. 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 intermediate use. A Certificate of Analysis (COA) detailing all specifications 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 to protect from moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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