Description

[18α,20β,(+)]-3α-Hydroxyurs-12-Ene-30-Oic Acid CAS NO 83151-10-4 is a high-purity pentacyclic triterpenoid compound derived from natural sources. This specific stereoisomer is valued for its consistent biological activity and serves as a critical reference standard and building block in advanced research. It is essential for pharmaceutical, nutraceutical, and life science organizations focused on metabolic and inflammatory pathway studies. Our supply ensures the quality and traceability required for rigorous development and analytical work.

Application

• Pharmaceutical Reference Standard: Used for the qualitative and quantitative analysis of ursane-type triterpenoids in drug development and quality control (QC/QA).
• Active Pharmaceutical Ingredient (API) Intermediate: Serves as a key chiral synthon in the synthesis of novel therapeutic agents targeting metabolic and inflammatory diseases.
• Nutraceutical & Cosmetic Research: Investigated for its potential bioactive properties in the formulation of high-value health supplements and skincare products.
• Biochemical & Pharmacological Studies: Employed in vitro and in vivo to study mechanisms of action related to its triterpenoid structure.
• Academic & Industrial R&D: A vital reagent for chemists and biologists exploring natural product chemistry and drug discovery pipelines.

Basic Information

Product Name	[18α,20β,(+)]-3α-Hydroxyurs-12-Ene-30-Oic Acid
CAS No.	83151-10-4
Molecular Formula	C30H48O3
Molecular Weight	456.71 g/mol
Synonyms	(+)-3α-Hydroxyurs-12-en-30-oic acid; 3α-Hydroxyurs-12-en-30-oic acid; Urs-12-ene-3α,30-diol, 30-carboxylic acid; 3-Epimaslinic acid; 3α-Hydroxy-30-carboxyurs-12-ene; Maslinic acid 3α-epimer; (3α,18α,20β)-3,30-Dihydroxyurs-12-en-28-oic acid (rearranged numbering)
EINECS	Contact for details

Quality Control

Every batch of [18α,20β,(+)]-3α-Hydroxyurs-12-Ene-30-Oic Acid is produced and controlled under a strict quality management system. We provide comprehensive analytical documentation to support your regulatory and research requirements. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available for each lot upon request.

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.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
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
Specific Optical Rotation	Contact for details

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