Description

(18α,19α)-5α-Urs-20(30)-En-3-One CAS NO 6786-16-9 is a high-purity, semi-synthetic triterpenoid derivative, specifically a modified ursane-type compound. This specialized intermediate is valued for its defined stereochemistry and structural framework, which is critical for advanced pharmaceutical research and synthesis. It serves as a key building block for medicinal chemists and R&D professionals in the pharmaceutical, biotechnology, and fine chemical sectors developing novel therapeutic agents.

Application

• Pharmaceutical Intermediate: A crucial precursor in the multi-step synthesis of novel drug candidates, particularly in steroid and triterpenoid-based therapeutic development.
• Medicinal Chemistry Research: Used as a scaffold or starting material for structure-activity relationship (SAR) studies to explore new bioactive molecules.
• Reference Standard: Serves as an analytical standard for quality control and method development in laboratories analyzing complex natural product derivatives.
• Fine Chemical Synthesis: Employed in the production of high-value, complex organic molecules for academic and industrial research applications.
• Biochemical Research: Potential use in studying biological pathways and interactions involving sterol and triterpenoid receptors or enzymes.

Basic Information

Product Name	(18α,19α)-5α-Urs-20(30)-En-3-One
CAS No.	6786-16-9
Molecular Formula	C30H48O
Molecular Weight	424.71 g/mol
Synonyms	5α-Urs-20(30)-en-3-one; 20(30)-Dehydroursenone; (18α,19α)-Urs-20(30)-en-3-one; 3-Oxours-20(30)-ene; Urs-20(30)-en-3-one; 20(30)-Dehydro-5α-ursen-3-one; 5α-Urs-20-en-3-one (related); δ20(30)-Ursen-3-one
EINECS	Contact for details

Quality Control

Our (18α,19α)-5α-Urs-20(30)-En-3-One 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 high standards required for research and synthesis. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting all critical quality attributes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Keep the container tightly sealed when not in use to protect from moisture and contamination.

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%
Melting Point	Specification available upon request
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.