Description

(18α,19α)-Urs-20-En-16β-Ol CAS NO 66394-74-9 is a high-purity, semi-synthetic triterpenoid derivative, valued for its role as a critical intermediate in advanced pharmaceutical research and synthesis. This compound is essential for developing novel therapeutic agents, particularly in the fields of oncology and metabolic disease research, due to its unique structural framework. It is primarily sought by pharmaceutical R&D laboratories, fine chemical manufacturers, and academic institutions engaged in medicinal chemistry and drug discovery programs.

Application

• Pharmaceutical Intermediate: Serves as a key building block for the synthesis of novel triterpenoid-based drug candidates with potential anti-inflammatory and anticancer activities.
• Medicinal Chemistry Research: Used in structure-activity relationship (SAR) studies to develop new chemical entities targeting specific biological pathways.
• Reference Standard: Employed as an analytical standard in HPLC and LC-MS methods for quality control and metabolic studies of related compounds.
• Biochemical Research: Utilized in studies investigating the biological activity and mechanism of action of natural product derivatives.
• Fine Chemical Synthesis: Acts as a precursor for the preparation of more complex, functionalized triterpenoids for specialized applications.

Basic Information

Product Name	(18α,19α)-Urs-20-En-16β-Ol
CAS No.	66394-74-9
Molecular Formula	C30H50O
Molecular Weight	426.73 g/mol
Synonyms	16β-Hydroxyurs-20-ene; Urs-20-en-16β-ol; (18α,19α)-Urs-20-en-16β-ol; 16β-Hydroxy-20-ursene; 16β-Hydroxy-δ20-ursene; 16β-Hydroxy-20(21)-ursene; 16β-Hydroxy-20-ursen-3β-ol (related structure); Ursene derivative
EINECS	Contact for details

Quality Control

Our (18α,19α)-Urs-20-En-16β-Ol is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods, to ensure it meets the high standards required for research and development. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting critical quality attributes.

Storage

Preserve in a tightly closed container, protected from light. Store at controlled room temperature (15-25°C) in a dry, well-ventilated area. The product is stable under these conditions for extended periods.

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	≤ 10 ppm

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