Description

13,27-Cyclo-5α-Ursan-3β-Ol CAS NO 546-51-0 is a high-purity, specialized triterpenoid compound belonging to the ursane class, characterized by its unique 13,27-cyclo structure. This compound serves as a critical advanced intermediate and reference standard in the synthesis of complex bioactive molecules and for analytical research. It is primarily utilized by pharmaceutical R&D laboratories, academic research institutions, and manufacturers of fine chemicals seeking high-quality building blocks.

Application

• Pharmaceutical Intermediate: A key synthetic precursor for the development of novel therapeutic agents, particularly in steroid and triterpenoid chemistry.
• Reference Standard: Used in analytical laboratories for method development, validation, and quality control of related compounds via HPLC, GC-MS, or NMR.
• Biochemical Research: Employed in academic and industrial research to study structure-activity relationships (SAR) and biological pathways involving pentacyclic triterpenoids.
• Fine Chemical Synthesis: Serves as a sophisticated starting material for the custom synthesis of derivatives with potential applications in cosmetics, nutraceuticals, and material science.

Basic Information

Product Name	13,27-Cyclo-5α-Ursan-3β-Ol
CAS No.	546-51-0
Molecular Formula	C₃₀H₅₀O
Molecular Weight	426.73 g/mol
Synonyms	13,27-Cycloursan-3-ol; 13,27-Cyclo-5α-ursan-3β-ol; 3β-Hydroxy-13,27-cycloursane; Urs-13(27)-en-3β-ol (cyclic isomer); Cycloursanol; 5α-Ursan-3β-ol, 13,27-cyclo-; (3β)-13,27-Cycloursan-3-ol
EINECS	Contact for details

Quality Control

Our 13,27-Cyclo-5α-Ursan-3β-Ol is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and spectroscopic methods (NMR, IR, MS) for structural confirmation, to ensure it meets the high standards required for research and synthesis. A detailed Certificate of Analysis (COA) documenting identity, purity, and impurities is provided with every shipment.

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 product is light-sensitive and should be handled accordingly 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%
Melting Point	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.