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Oleanolic acid

CAS Number
508-02-1
EC Number
208-081-6
Chemical Formula
C30H48O3
Molecular Weight
456.7 g/mol

Description

Oleanolic acid (CAS 508-02-1 ), also known as Oleanic acid, is a pentacyclic triterpenoid derived from plant sources including olive pomace, cloves, and various medicinal herbs. In industry, it functions as a bioactive intermediate and stabilizing agent across pharmaceutical synthesis and cosmetic formulation. In pharmaceutical manufacturing, it serves as a key starting material. It is used for the semi-synthesis of more complex triterpenoid derivatives and active pharmaceutical ingredients targeting metabolic and hepatoprotective pathways. Cosmetic formulators incorporate it into anti-aging creams. Serums and scalp treatments utilize its antioxidant activity to support product stability and position the formulation for premium positioning. In oral care products, it is used as a functional ingredient. It is found in toothpastes and mouthwashes targeting gum health. Flavor and fragrance applications also draw on its plant-derived profile as a minor acidulant and fixative component in certain botanical extracts. Oleanolic acid is supplied as a white to off-white crystalline powder. Standard commercial grades include technical grade for industrial synthesis and high-purity grades for pharmaceutical and cosmetic applications. Material sourced from olive or plant extraction is available with documentation supporting natural origin claims. High-purity grades are typically verified at levels of 98 percent or higher by HPLC analysis. Contact us for supply of Oleanolic acid Request Quote

Other Names (Synonyms)

Virgaureagenin B | Oleanic acid | Olean-12-en-28-oic acid, 3-hydroxy-, (3-beta)- | Giganteumgenin C | Astrantiagenin C | 3beta-Hydroxyolean-12-en-28-oic acid | 3beta-Hydroxyolean-12-en-28-oate | (3.beta.)-3-hydroxy-Olean-12-en-28-oic acid

Key Technical Features

  • High Purity Grade standard
  • Consistent Batch Quality
  • Full Regulatory & REACH Support
  • Global Logistics Network enabled

Physical Properties

Melting Point310 °C (decomp)
Boiling Point553.5 °C
Density1.10 g/cm³ (Solid)
Colorlight yellow
Formneat
Refractive Index1.4940 (estimate)
Log P8.576 (est)

Trade & Regulatory

HS Code29181990
Storage Class11 - Combustible Solids
WGK (Germany)2