Description

(3Alpha)-Urs-12-Ene-3,28-Diol CAS NO 987-94-0 is a high-purity pentacyclic triterpenoid diol, a key intermediate in the synthesis of bioactive ursane-type compounds. Its defined stereochemistry and functional groups make it a valuable scaffold for pharmaceutical research and fine chemical manufacturing. This compound is primarily utilized by research institutions and manufacturers in the pharmaceutical, nutraceutical, and advanced material sectors.

Application

• Pharmaceutical Intermediate: Serves as a critical precursor for the synthesis of ursolic acid derivatives and other triterpenoid-based drug candidates with potential anti-inflammatory, hepatoprotective, and anti-tumor activities.
• Reference Standard: Used as a certified reference material (CRM) in analytical laboratories for quality control and method validation in herbal extract and pharmaceutical analysis.
• Nutraceutical Research: Employed in the development and study of high-value dietary supplements and functional food ingredients derived from natural sources.
• Cosmetic Actives: Investigated for use in advanced skincare formulations targeting skin barrier function and anti-aging benefits.
• Organic Synthesis Building Block: Provides a complex, chiral starting material for the semi-synthesis of novel chemical entities in medicinal chemistry.
• Biochemical Research: Used in studies exploring the biological pathways and mechanisms of action of triterpenoids.

Basic Information

Product Name	(3Alpha)-Urs-12-Ene-3,28-Diol
CAS No.	987-94-0
Molecular Formula	C30H50O2
Molecular Weight	442.72 g/mol
Synonyms	Urs-12-ene-3α,28-diol; 3α,28-Dihydroxyurs-12-ene; (3α)-Urs-12-ene-3,28-diol; 3-Epi-α-boswellic acid diol; Ursanediol; Bayogenin (partial match, check isomer); Triterpenoid diol (ursane series); 3α-Hydroxyurs-12-ene-28-oic acid derivative
EINECS	Contact for details

Quality Control

Our (3Alpha)-Urs-12-Ene-3,28-Diol is manufactured under a strict quality management system. Each batch is subjected to comprehensive analytical testing including HPLC for purity, IR and NMR for structural confirmation, and tests for residual solvents and heavy metals to ensure it meets the stringent requirements for research and synthesis. Certificates of Analysis (COA) with detailed chromatographic data are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at 15-25°C. The product is stable under these conditions but is moisture-sensitive (hygroscopic). For long-term storage, consider storage under an inert atmosphere.

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)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm
Residual Solvents (GC)	Meets ICH Q3C guidelines

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