Description

2α-Hydroxy-3β,23-[(1-Methylethylidene)Bis(Oxy)]Urs-12-En-28-Oic Acid Methyl Ester is a high-purity, semi-synthetic triterpenoid derivative of ursolic acid, valued for its role as a critical pharmaceutical intermediate and research chemical. This compound is essential for the development of novel therapeutic agents, particularly in anti-inflammatory and metabolic research. It is primarily utilized by pharmaceutical R&D laboratories, fine chemical manufacturers, and academic institutions engaged in medicinal chemistry and drug discovery.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of advanced drug candidates targeting inflammation and metabolic disorders.
• Medicinal Chemistry Research: Used as a reference standard and precursor for structure-activity relationship (SAR) studies of pentacyclic triterpenoids.
• Biochemical Research: Employed in studies investigating the biological pathways and mechanisms of triterpenoid compounds.
• Fine Chemical Synthesis: Serves as a specialized starting material for the custom synthesis of complex molecules in contract manufacturing.
• Reference Standard: Used in analytical laboratories for method development and quality control of related triterpenoid products.

Basic Information

Product Name	2α-Hydroxy-3β,23-[(1-Methylethylidene)Bis(Oxy)]Urs-12-En-28-Oic Acid Methyl Ester
CAS No.	19533-98-3
Molecular Formula	C₃₄H₅₂O₆
Molecular Weight	556.78 g/mol
Synonyms	Methyl 2α-hydroxy-3β,23-isopropylidenedioxyurs-12-en-28-oate; Ursolic Acid Methyl Ester Acetonide; 2α-Hydroxy-3β,23-O-isopropylideneursolic Acid Methyl Ester; 3β,23-O-Isopropylidene-2α-hydroxyurs-12-en-28-oic Acid Methyl Ester; Urs-12-en-28-oic Acid, 2α-hydroxy-3β,23-[(1-methylethylidene)bis(oxy)]-, Methyl Ester; (2α,3β)-2,3,23-Trihydroxyurs-12-en-28-oic Acid 3,23-Acetonide Methyl Ester
EINECS	Contact for details

Quality Control

Our 2α-Hydroxy-3β,23-[(1-Methylethylidene)Bis(Oxy)]Urs-12-En-28-Oic Acid Methyl Ester is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and MS, to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a 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 structure
Identification (HPLC)	Retention time matches reference standard
Assay (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.