Description

3-Hydroxy-11-Ursen-28,13-Olide is a high-purity pentacyclic triterpenoid compound derived from natural sources. This specialized intermediate is valued for its unique chemical scaffold, which serves as a critical building block in advanced organic synthesis and pharmaceutical research. It is primarily sought by research institutions and manufacturers in the pharmaceutical, nutraceutical, and fine chemical sectors for developing novel bioactive molecules.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel triterpenoid-based drug candidates with potential therapeutic activities.
• Biochemical Research: Used as a reference standard or probe in studies investigating natural product biosynthesis, structure-activity relationships (SAR), and metabolic pathways.
• Natural Product Chemistry: Acts as a starting material for the semi-synthesis of complex natural analogs and derivatives for biological screening.
• Cosmetic & Nutraceutical R&D: Explored for incorporation into high-value formulations targeting skin health and wellness, leveraging its natural origin and structural properties.
• Fine Chemical Synthesis: Employed in custom synthesis and contract manufacturing for producing specialized, high-value chemical entities.

Basic Information

Product Name	3-Hydroxy-11-Ursen-28,13-Olide
CAS No.	35959-05-8
Molecular Formula	C30H46O3
Molecular Weight	454.70 g/mol
Synonyms	3-Hydroxy-11-ursen-28,13-olide; 11-Ursen-28,13-olide-3-ol; Ursolic acid lactone derivative; 3β-Hydroxy-11-ursen-28,13β-olide; 3-Hydroxyurs-11-en-28,13-olide; (3β)-3-Hydroxy-11-ursen-28,13-olide
EINECS	Contact for details

Quality Control

Our 3-Hydroxy-11-Ursen-28,13-Olide is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods (IR, NMR), to ensure it meets the high standards required for research and development applications. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment.

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). Keep the container tightly sealed to protect from moisture and contamination.

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)	≥ 95.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%

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