Description

(20R,24S)-20,24-Epoxydammarane-3β,25-Diol CAS NO 28506-81-2 is a high-purity, specific stereoisomer of an epoxidized dammarane-type triterpenoid diol. This compound serves as a critical advanced pharmaceutical intermediate and a valuable reference standard for research and development in medicinal chemistry. It is primarily sought by manufacturers and research institutions in the pharmaceutical, nutraceutical, and fine chemical sectors for the synthesis and study of bioactive molecules.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel triterpenoid-based drug candidates targeting various therapeutic areas.
• Reference Standard: High-purity material for analytical method development, quality control (QC), and identification in pharmaceutical and research laboratories.
• Medicinal Chemistry Research: Used in structure-activity relationship (SAR) studies to explore the biological activity of modified dammarane derivatives.
• Natural Product Synthesis: Intermediate in the semi-synthesis or total synthesis of complex natural products with potential bioactivity.
• Biochemical Research: Probe for studying enzyme interactions or metabolic pathways involving oxidized triterpenoid structures.

Basic Information

Product Name	(20R,24S)-20,24-Epoxydammarane-3β,25-Diol
CAS No.	28506-81-2
Molecular Formula	C₃₀H₅₀O₃
Molecular Weight	458.72 g/mol
Synonyms	20,24-Epoxydammarane-3β,25-diol; (20R,24S)-Epoxydammarane-3β,25-diol; Dammar-20,24-epoxy-3β,25-diol; 3β,25-Dihydroxy-20,24-epoxydammarane; 20,24-Epoxy-25-hydroxydammaran-3β-ol; 20,24-Epoxydammaran-3β,25-diol; (3β,20R,24S)-20,24-Epoxydammarane-3,25-diol
EINECS	Contact for details

Quality Control

Our (20R,24S)-20,24-Epoxydammarane-3β,25-Diol is produced under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and spectroscopic identification (NMR, IR, MS), to ensure it meets exacting standards for research and synthesis. Certificates of Analysis (COA) with detailed chromatographic and spectral data are provided to guarantee batch-to-batch consistency and traceability.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Specific Rotation	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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