Description

(2R)-Pterosin B CAS NO 34175-96-7 is a specific stereoisomer of the pterosin class of natural sesquiterpenoids, valued for its role as a key chemical reference standard and research compound. Its defined stereochemistry makes it crucial for analytical method development, biological activity studies, and quality control in natural product research. This high-purity compound is primarily utilized by research institutions, pharmaceutical R&D departments, and analytical laboratories engaged in phytochemical analysis and bioactive compound discovery.

Application

• Phytochemical Reference Standard: Used as a high-purity calibrant in HPLC, LC-MS, and NMR for the identification and quantification of pterosins and related compounds in plant extracts.
• Biological Activity Research: Serves as a precise molecular tool for investigating the structure-activity relationships (SAR), cytotoxicity, and other pharmacological effects of sesquiterpenoids.
• Natural Product Isolation & Characterization: Acts as a critical benchmark in the isolation, purification, and structural elucidation of complex natural product mixtures from ferns and other botanical sources.
• Biosynthetic Pathway Studies: Employed in metabolic studies to trace and understand the biosynthesis of pterosin derivatives within living organisms.
• Quality Control for Herbal Medicine: Supports the standardization and authentication of fern-based herbal preparations where pterosins are marker compounds.
• Academic & Pharmaceutical R&D: Essential for basic chemical research, teaching laboratories, and early-stage drug discovery programs focusing on natural product leads.

Basic Information

Product Name	(2R)-Pterosin B
CAS No.	34175-96-7
Molecular Formula	C14H18O3
Molecular Weight	234.29 g/mol
Synonyms	(2R)-Pterosin B; Pterosin B, (2R)-; (R)-Pterosin B; 2β-Hydroxy-1-oxo-1,2,3,4,4aα,5,6,7-octahydronaphthalene-4aβ-carboxaldehyde; 4aβ-Formyl-2β-hydroxy-1-oxo-1,2,3,4,4aα,5,6,7-octahydronaphthalene; NSC 339524
EINECS	Contact for details

Quality Control

Our (2R)-Pterosin B is manufactured under a strict quality management system to ensure batch-to-batch consistency and high purity suitable for research applications. Each lot undergoes comprehensive analytical characterization, including HPLC purity assay, chiral purity verification, and structural confirmation (NMR, MS). A detailed Certificate of Analysis (COA) is provided with every shipment, documenting all relevant specifications and test results.

Storage

Preserve in a tightly closed container, protected from light. Store at controlled room temperature (15-25°C) in a dry environment. For long-term storage, consider storing under inert atmosphere at -20°C to maximize stability.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (HPLC)	Conforms to reference standard
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Chiral Purity (Chiral HPLC)	≥ 98.0% ee
Water Content (KF)	≤ 1.0%

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