Description

3-Oxoolean-18-En-28-Oic Acid Methyl Ester is a high-purity, semi-synthetic triterpenoid derivative of oleanolic acid, a compound of significant interest in advanced pharmaceutical and biochemical research. This methyl ester derivative is valued for its enhanced bioavailability and modified physicochemical properties compared to its parent acid, making it a crucial intermediate for the development of novel therapeutic agents. It is primarily utilized by research institutions, pharmaceutical R&D departments, and fine chemical manufacturers focused on anti-inflammatory, antiviral, and metabolic disease research.

Application

• Pharmaceutical Intermediate: Serves as a key synthetic precursor for the development of novel triterpenoid-based drugs targeting inflammation, cancer, and metabolic disorders.
• Biochemical Research: Used as a reference standard and active probe in pharmacological studies to investigate structure-activity relationships (SAR) of pentacyclic triterpenoids.
• Natural Product Derivatization: Employed in semi-synthetic modification programs to create new chemical entities with improved pharmacokinetic profiles from oleanolic acid.
• Cosmeceutical Ingredient Development: Investigated for potential use in high-end skincare formulations for its anti-inflammatory and skin-soothing properties.
• Academic & Industrial R&D: Essential for laboratories conducting cutting-edge research in medicinal chemistry and natural product synthesis.

Basic Information

Product Name	3-Oxoolean-18-En-28-Oic Acid Methyl Ester
CAS No.	55887-94-0
Molecular Formula	C31H48O4
Molecular Weight	484.72 g/mol
Synonyms	Methyl 3-oxoolean-18-en-28-oate; Oleanonic Acid Methyl Ester; 3-Oxo-18-oleanen-28-oic Acid Methyl Ester; Methyl Oleanonate; 3-Oxoolean-18-en-28-oic Acid Methyl Ester; Methyl 3-oxoolean-18-en-28-oate; 3-Ketoolean-18-en-28-oic Acid Methyl Ester
EINECS	Contact for details

Quality Control

Our 3-Oxoolean-18-En-28-Oic Acid Methyl Ester is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity for research applications. We provide comprehensive analytical documentation, including Certificates of Analysis (COA) with detailed chromatographic purity data, identity confirmation, and impurity profiles. Our quality commitment aligns with the standards expected by the pharmaceutical and fine chemical industries for advanced intermediates.

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). The product should be kept under an inert atmosphere for long-term storage to maintain stability.

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.