Description

(18α,19α)-5α-Urs-20-En-3-One CAS NO 16054-73-2 is a high-purity steroidal ketone derivative, specifically a 5α-ursane triterpenoid. This compound serves as a critical intermediate in the synthesis of bioactive molecules and fine chemicals, valued for its defined stereochemistry and structural framework. It is primarily utilized by research institutions and manufacturers in the pharmaceutical, nutraceutical, and advanced organic synthesis sectors.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel steroid-based therapeutics and active pharmaceutical ingredients (APIs).
• Research & Development: Used as a reference standard and starting material in medicinal chemistry and pharmacological studies.
• Fine Chemical Synthesis: Serves as a precursor for the production of specialized steroidal compounds and derivatives.
• Nutraceutical Development: Potential intermediate in the research and formulation of plant-derived bioactive supplements.

Basic Information

Product Name	(18α,19α)-5α-Urs-20-En-3-One
CAS No.	16054-73-2
Molecular Formula	C30H48O
Molecular Weight	424.71 g/mol
Synonyms	5α-Urs-20-en-3-one; 3-Oxours-20-ene; 5α-Urs-20-en-3β-ol-3-one (related); Urs-20-en-3-one; δ20-Ursen-3-one; 3-Ketours-20-ene; (18α,19α)-Urs-20-en-3-one
EINECS	Contact for details

Quality Control

Our (18α,19α)-5α-Urs-20-En-3-One is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and spectroscopic methods for identity confirmation, to ensure it meets the high standards required for research and synthesis. 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 away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (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.