Description

(18α,19α)-Urs-20-En-16α-Ol Acetate is a high-purity, semi-synthetic triterpenoid derivative, valued for its role as a critical intermediate in advanced pharmaceutical synthesis and research. This compound is essential for the development of novel therapeutic agents, particularly in the fields of oncology, anti-inflammatory, and metabolic disease research. 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: A key building block in the synthesis of novel ursane-type triterpenoid drugs with potential anti-cancer and anti-inflammatory activities.
• Medicinal Chemistry Research: Used as a reference standard or starting material for structure-activity relationship (SAR) studies to develop new bioactive molecules.
• Biochemical Reagent: Employed in enzymatic and receptor-binding assays to study biological pathways and mechanisms of action.
• Fine Chemical Synthesis: Serves as a precursor for the production of more complex, functionalized triterpenoid derivatives for various applications.
• Academic & Institutional Research: Utilized in university and government labs for fundamental research in organic chemistry and natural product derivatives.

Basic Information

Product Name	(18α,19α)-Urs-20-En-16α-Ol Acetate
CAS No.	66394-78-3
Molecular Formula	C32H52O2
Molecular Weight	468.76 g/mol
Synonyms	16α-Acetoxyurs-20-ene; Urs-20-en-16α-ol, acetate; 16α-Hydroxyurs-20-ene acetate; 3β-Hydroxyurs-20-en-16α-yl acetate; (18α,19α)-Urs-20-en-16α-yl acetate; 16α-Acetoxy-urs-20-ene
EINECS	Contact for details

Quality Control

Our (18α,19α)-Urs-20-En-16α-Ol Acetate is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods (NMR, IR, MS), to ensure it meets the stringent requirements for research and pharmaceutical intermediate use. A detailed Certificate of Analysis (COA) is provided with every shipment, guaranteeing traceability and compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). This compound is light-sensitive (store away from light) and should be handled under inert atmosphere when appropriate to prevent degradation.

Specification

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