Description

3-Hydroxy-(3Beta)-Urs-12-En-28-Oic Acid Butyl Ester is a high-purity, semi-synthetic derivative of ursolic acid, a pentacyclic triterpenoid of significant research interest. This compound matters as a key intermediate and reference standard for pharmaceutical development and advanced biochemical research, offering enhanced solubility and bioavailability compared to its parent acid. It is primarily needed by R&D laboratories, pharmaceutical manufacturers, and nutraceutical companies focused on developing novel therapeutics, particularly in areas like metabolic regulation, inflammation, and oncology.

Application

• Pharmaceutical Intermediate: A critical building block for the synthesis of novel triterpenoid-based drug candidates targeting various metabolic and inflammatory pathways.
• Biochemical Research: Used as a reference standard and active agent in in vitro and in vivo studies to investigate mechanisms of action related to ursolic acid derivatives.
• Nutraceutical Formulation: Serves as a high-purity, standardized ingredient for advanced dietary supplement formulations aiming for enhanced efficacy.
• Cosmeceutical Development: Incorporated into premium skincare products for its potential bioactive properties, requiring a consistent and pure ingredient source.
• Analytical Standard: Essential for quality control laboratories to develop and validate analytical methods (HPLC, GC-MS) for ursane-type triterpenoids.

Basic Information

Product Name	3-Hydroxy-(3Beta)-Urs-12-En-28-Oic Acid Butyl Ester
CAS No.	86166-09-8
Molecular Formula	C34H56O3
Molecular Weight	512.81 g/mol
Synonyms	Ursolic Acid Butyl Ester; Butyl Ursolate; 3β-Hydroxyurs-12-en-28-oic Acid Butyl Ester; Butyl 3-Hydroxyurs-12-en-28-oate; Urs-12-en-28-oic Acid, 3-hydroxy-, Butyl Ester, (3β)-; BA-Butyl Ester (Ursolic Acid Derivative); Butyl 3β-Hydroxyurs-12-en-28-oate
EINECS	Contact for details

Quality Control

Our 3-Hydroxy-(3Beta)-Urs-12-En-28-Oic Acid Butyl Ester is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, IR and NMR for structural confirmation, and residual solvent analysis, to ensure it meets stringent specifications for research and development use. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee traceability and compliance with your quality protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). The compound is light-sensitive; prolonged exposure to light should be avoided to maintain stability and potency.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Identification (HPLC)	Retention time corresponds to reference standard
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

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